A Travel Price Comparison for Families, Couples, and Backpackers Rio de Janeiro vs. Isla Mujeres for Food, Nightlife, Beaches, and Families

Should you visit Rio de Janeiro or Isla Mujeres?

Which is cheaper to visit? Which is more expensive for vacation?

Trying to figure out where to travel next? This travel comparison between Rio de Janeiro and Isla Mujeres can help. It includes a travel cost comparison in addition to other factors. For many travelers, the cost of a destination is a primary consideration when choosing where to go.

Rio de Janeiro

Rio de Janeiro is a multicultural, festive, and diverse city. With plenty of activities and things to do, it's a huge city that draws plenty of visitors. You'll find world class beauty in Rio de Janeiro as well. And you can't forget about the shopping, museums, and nightlife. See Rio de Janeiro travel costs.

Isla Mujeres

Isla Mujeres is a relaxing, laid back, and idyllic island. Isla Mujeres offers plenty of beauty for visitors. Other popular activities here include nightlife, food, and scuba diving and snorkeling. See Isla Mujeres travel costs.

Rio de Janeiro and Isla Mujeres: Pros and Cons

Pros
  • Popular museums and historical sights
  • Active nightlife
  • Popular beach
  • Good for hiking
  • Fun shopping
  • Known for its beauty
  • Family-friendly
  • Good for couples and romance
  • Good for backpackers and budget travelers
  • Big city activities
  • Impressive beauty
  • Home to Christ the Redeemer
Pros
  • Nice resorts
  • Good scuba and snorkeling destination
  • Popular beach
  • Family-friendly
  • Good for couples and romance
  • Good for backpackers and budget travelers
Things to Consider
  • Less museums and historical sights
  • Less popular for nightlife
  • Less popular for shopping
  • Less charming


Is there more to do in Rio de Janeiro or Isla Mujeres?

Tourists will generally find more to do in Rio de Janeiro. Although Rio de Janeiro and Isla Mujeres are both popular with visitors, Rio de Janeiro has more sights, activities, and attractions for travelers. Rio de Janeiro is more popular for its museums and attractions, food, nightlife, hiking, shopping, big city activities, and impressive beauty, while Isla Mujeres is known for its resorts and scuba diving & snorkeling. Rio de Janeiro is more touristy than Isla Mujeres and is known for its samba dancing, sandy beaches, and Carnival. It is also home to Christ the Redeemer. Isla Mujeres is popular for its award-winning beaches, underwater marine life, and tranquil atmosphere.

How is Rio de Janeiro different from Isla Mujeres?

Which is Better for a Holiday?

Let's take a look at the differences and similarities between Isla Mujeres and Rio de Janeiro. Then, you can decide for yourself which place is better for your next trip.

Are the Museums and Historical Sights Better in Rio de Janeiro or Isla Mujeres?

Rio de Janeiro
Isla Mujeres

Rio de Janeiro is an unbeatable place for its sights and museums. However, Isla Mujeres is a mediocre island for its museums and history.

The museums, monuments, and landmarks in Rio de Janeiro are among the most recognizable in the world. Looking out over the city is the world famous landmark of Christ the Redeemer. It sits on top of Corcovado Mountain and it is a must-see destination for visitors to the city. Other sights around town include the church and monastery of São Bento, the stunning church of São Francisco da Penitência, the imperial palaces of São Cristóvão, and the baroque church of Nossa Senhora do Carmo.

If you're looking to pass the time, head to a museum or historic sight in Isla Mujeres. Nobody really heads to this island for the museums.


Is the Food Better in Rio de Janeiro or Isla Mujeres? Which Destination has the Best Restaurants?

Rio de Janeiro
Isla Mujeres

Rio de Janeiro is an unbeatable place for its local cuisine and restaurants. Also, Isla Mujeres is not as famous, but is still a good island to visit for its restaurants.

Eat your way through Rio de Janeiro, as it has many local or world renowned restaurants to choose from. The cuisine around town mixes African and European cooking styles to give it a unique taste. The city is a mix of cultures and flavors and you'll find restaurants that integrate traditional Brazilian dishes with international influences. You'll find a wonderful street food scene, but also fine dining, and everything in between. Some of the most popular dishes include feijoada (beef and bean stew), churrasco (Brazilian barbecue), and pão de queijo (baked dough and cheese).

Isla Mujeres has a number of nationally recognized food spots and restaurants. The island has many restaurants, particularly along Hidalgo Street in the Centro area. They typically have a laid back island vibe and serve local seafood or other popular cuisines.

Is Rio de Janeiro or Isla Mujeres Better for Nightlife?

Rio de Janeiro
Isla Mujeres

Rio de Janeiro is an unbeatable place for nightlife and partying. Also, Isla Mujeres is not as famous, but is still a good island to visit for its evening party scene.

The nightlife in Rio de Janeiro is well established with world renowned clubs and venues. It has a world famous nightlife scene, and the most popular party neighborhood is Lapa. While the biggest crowds are on the weekends, weeknights stay busy as well. Every weekend in Lapa there's a huge street party, but there are also bars and dance clubs nearby. A more local neighborhood is Botafogo, which is a great area to grab a beer and enjoy a relaxed night out. If you want a beachside bar, check out the touristy neighborhoods of Ipanema and Copacabana.

With a handful of venues, visitors can find a fairly lively vibe in Isla Mujeres. Many people visit the island as a day trip, but those who spend the night will enjoy hanging out at the beach bars along Playa Norte. Many have a laid back vibe and some have live music or DJs.

Is Rio de Janeiro or Isla Mujeres Better for Resorts?

Rio de Janeiro
Isla Mujeres

Isla Mujeres is a world-class destination for its resorts. However, Rio de Janeiro is not a resort destination.

Isla Mujeres is a world class resort vacation destination. Despite its small size, there are a range of impressive resorts on the island. Accommodation ranges from affordable hostels to stunning luxury resorts.

Rio de Janeiro is not a resort destination.


Is Rio de Janeiro or Isla Mujeres Better for Scuba Diving and Snorkeling?

Rio de Janeiro
Isla Mujeres

Isla Mujeres is a world-class destination for snorkeling and scuba diving. However, Rio de Janeiro is not a scuba or snorkeling destination.

Isla Mujeres is a world class destination for scuba diving and snorkeling. There are many great snorkeling and diving areas just off the island. It's easy to arrange tours that will take you to the best spots. Popular areas include Manchones Reef, the Underwater Museum of Art, and Garrafon Natural Park.

Rio de Janeiro is not a scuba or snorkeling destination.

Is Rio de Janeiro or Isla Mujeres Better for Beaches?

Rio de Janeiro
Isla Mujeres

Both Rio de Janeiro and Isla Mujeres are considered to be fantastic beach destinations.

Rio de Janeiro is considered to be a world-class beach destination. The beaches have long been written about and made iconic by songs and literary works. Copacabana and Ipanema are world renowned, and the sandy stretches and vibrant waterfront promenades will not disappoint. There are plenty of recreational activities as well as a striking blue water backdrop. You'll find beach parties, waterside bars, and pickup games of football or volleyball. In addition to these iconic beaches, there are several lesser known places to visit like Joatinga and Barra da Tijuca.

Isla Mujeres offers stunning beaches that attract visitors from around the world. The island has spectacular beaches where the white sand meets the blue water. The idyllic setting is the perfect place to relax with a drink or soak up the island vibe. Playa Norte is an award winning beach that has calm water and stunning snorkeling. Playa Centro has many restaurants and bars, and you'll likely see people sunbathing topless. There's a beach club at Playa Albatros as well as hammocks, umbrellas, and recreational activities.

Is Rio de Janeiro or Isla Mujeres Better for Hiking?

Rio de Janeiro
Isla Mujeres

Rio de Janeiro is an unbeatable place for the nearby hiking options. However, Isla Mujeres is not a hiking destination.

Rio de Janeiro is well-known for its hiking and trekking. Although it is a bustling megacity, it also offers access to world class hikes. The city is filled with mountains and dramatic peaks, so many hikes take you to spectacular views of the city. There are also jungle hikes and even opportunities to see local wildlife. There's a combination of iconic trails and lesser known strolls that will let you truly absorb what this city has to offer. Some of the best hikes include Pedra Bonita, Dois Irmaos, and Pedra da Gávea.

Isla Mujeres is not a hiking destination.


Is the Shopping Better in Rio de Janeiro or Isla Mujeres?

Rio de Janeiro
Isla Mujeres

Rio de Janeiro is an unbeatable place for its shopping opportunities. Also, Isla Mujeres is not as famous, but is still a good island to visit for its shopping areas.

The abundance of shops in Rio de Janeiro make it a world-class shopping destination. The shopping is as diverse as the city itself. Whatever your budget, there are options for you. There are wonderful street markets for those on a budget and grand shopping malls if you're looking for something a bit higher end. Some of the best places for shopping include Rio Sul, Barra Shopping, and SAARA Market.

Isla Mujeres has a variety of shopping areas worth visiting. Head downtown for the best opportunities to pick up gifts or souvenirs. You'll find local jewelry, art, and handicrafts.

Is Rio de Janeiro or Isla Mujeres More Beautiful?

Rio de Janeiro
Isla Mujeres

Rio de Janeiro is an unbeatable place for its scenery and beauty. Also, Isla Mujeres is not as famous, but is still a good island to visit for its scenery and beauty.

You'll find world class beauty in Rio de Janeiro as well. The city's mountainous landscapes and striking beaches make it, arguably, one of the most beautiful cities in the world. There are many mountaintop views of the city as well as city hikes and iconic neighborhoods.

Isla Mujeres offers plenty of beauty for visitors. Beautiful beaches with white sand and blue water make this a beautiful destination. The underwater world is also spectacular to explore.

Is Rio de Janeiro or Isla Mujeres Better for Families?

Rio de Janeiro
Isla Mujeres

Isla Mujeres is a world-class destination for its family-friendly activities. Also, Rio de Janeiro is still popular, but not quite as popular for its kid-friendly activities.

Isla Mujeres is an extremely popular island to visit for families. Kids will love the outdoor sports, which include kayaking, surfing, cave exploration, and snorkeling or diving. There are also opportunities to get up close with marine life or spend the day playing at a water park.

Rio de Janeiro is a very family-friendly destination. Kids and adults alike will enjoy the beaches. It's easy to spend days by the water soaking up the sun. Another must-do is a trip up Sugarloaf Mountain. The cable cars are fun and there are jungle walks and spectacular views. If you need to escape the rain or heat, spend the day at the Museum of Tomorrow.


Is Rio de Janeiro or Isla Mujeres Better for Couples?

Rio de Janeiro
Isla Mujeres

Isla Mujeres is a world-class destination for couples. Also, Rio de Janeiro is still popular, but not quite as popular for romance.

Isla Mujeres is a great island for couples, as it has plenty to offer. It's a world class honeymoon destination and couples enjoy the white powdery sand beaches, turquoise blue waters, and laid back island vibe. There's diving and snorkeling as well as romantic hotels and wonderful local restaurants.

Rio de Janeiro is a great city if you're traveling as a couple. There are many parks and gardens around town that are perfect for a stroll. Nature lovers will enjoy the many hikes in the area, many which go through the jungle, visit waterfalls, or offer spectacular views. And, of course, Sugarloaf Mountain is a must-see destination, as are the many beaches in the area.

Is Rio de Janeiro or Isla Mujeres Better for Backpackers and Budget Travelers?

Rio de Janeiro
Isla Mujeres

Rio de Janeiro is an unbeatable place for backpackers. Also, Isla Mujeres is not as famous, but is still a good island to visit for backpackers and budget travelers.

Backpackers and budget travelers come from all over the world to visit Rio de Janeiro. Backpackers flock to the city for its wild nightlife scene and beautiful beaches. There's a huge backpacker culture here and many hostels around town that offer a social setting and plenty of activities for guests.

Plenty of budget travelers and backpackers visit Isla Mujeres. There are a handful of hostels on the island that offer budget accommodation and a social atmosphere.

Is Rio de Janeiro or Isla Mujeres Better for Public Transit? Which Is Easier to Get Around Without a Car?

Rio de Janeiro
Isla Mujeres

Rio de Janeiro is notable for its public transit. Also, Isla Mujeres is not as famous, but is still a good island to visit for times when you don't have a car.

Rio de Janeiro has some very good public transit options. The city has a subway system, MetroRio, that is relatively reliable and convenient. There are also city buses, trams, and commuter trains.

Isla Mujeres has some public transit options. There are two bus routes around the island that are operated by Isleños Bus.


Is Rio de Janeiro or Isla Mujeres a more walkable city?

Rio de Janeiro
Isla Mujeres

Rio de Janeiro and Isla Mujeres both are very good when exploring on foot.

Rio de Janeiro is a very walkable destination. Most of the areas where tourists spend their time are relatively walkable. Centro is compact and many tourists choose to explore areas on foot. As always, remember to take the appropriate safety precautions and always be aware of your surroundings.

Isla Mujeres is very walkable. The most walkable part of the island is the North part, which is the town center.

For even more information, also check out Is Rio de Janeiro Worth Visiting? and Is Isla Mujeres Worth Visiting?.

Should I spend more time in Isla Mujeres or Rio de Janeiro?

How long in Rio de Janeiro or Isla Mujeres?

You'll be able to find lots of things to do in Rio de Janeiro or Isla Mujeres to fill your time. Many travelers usually spend more of their time in Rio de Janeiro than Isla Mujeres because of the number of activities and things to do in the area. Usually, 4-6 days is a good amount of time for Rio de Janeiro, and 1-2 days is enough time in Isla Mujeres.

Families should spend more time in Isla Mujeres than Rio de Janeiro. Because of the many family-friendly attractions and fun things to do for kids in Isla Mujeres, it's a great place to visit with the whole family.

Backpackers and budget travelers should spend more time in Rio de Janeiro than Isla Mujeres if your budget allows for it. With a larger number of budget-friendly sights, good nightlife, and active things to do, anyone traveling on a budget would have a good time in Rio de Janeiro.


  • How many days in Rio de Janeiro or Isla Mujeres? Ideal Length of Stay
    Rio de Janeiro 4-6 
    Isla Mujeres 1-2

One day in Rio de Janeiro or Isla Mujeres?

Each neighborhood in Rio de Janeiro has its own distinct appeal, so there are pleny of areas to explore. Many travelers plan to spend time hiking while in the area. The length of your ideal trip is an individual decision. With so much to do, one day is probably not enough time to see everything.

In Isla Mujeres, you'll find shopping and nightlife. Most people come for the beaches. So, one day is just the right amount of time to spend here.

A weekend in Rio de Janeiro or Isla Mujeres?

Rio de Janeiro is a fun place to experience. You'll find plenty of activities on the beach. It will give you the chance to have new experiences. But since there are so many activities, you'll likely want to spend more than a weekend exploring.

Isla Mujeres is a great place to explore. It is common to spend a weekend here. You can also relax and pamper yourself at one of the resorts. Anyone can find something fun to do here. Because of this, a weekend is usually enough time for a trip here.


Five days in Rio de Janeiro or Isla Mujeres?

Each neighborhood in Rio de Janeiro has its own distinct appeal, so there are pleny of areas to explore. Hikers are also drawn to this area. Take your pick from the many activities offered here. Plenty of people spend five days in the area when traveling. So, five days is just the right amount of time to spend here.

It's hard to know how much time to spend in Isla Mujeres. People usually spend lots of time at the beach. It offers something for everyone. Five days is plenty of time to see everything, even with extra days to spare.

A week in Rio de Janeiro or Isla Mujeres?

Rio de Janeiro is a popular place to visit. Many visitors also spend a good bit of time hiking. One week may feel like too much time unless you plan to do a lot of relaxing. The entire region has so many activities, and you'll want time to do everything.

Travelers enjoy the scuba diving and snorkeling and shopping when visiting the island of Isla Mujeres. It's also a great beach destination, too. Your budget might influence how long you stay. One week is usually plenty of time to spend here with extra days to spare. With this much time, visitors often visit nearby destinations or take day trips.


For some great organized tour ideas, see The Best G Adventures Tours to Brazil, The Best One-Week (7-Day) Tours from Rio de Janeiro, The Best Historical Tours in Mexico, and The Best 2-Week Tours in Mexico.


Which place is cheaper, Isla Mujeres or Rio de Janeiro?

These are the overall average travel costs for the two destinations. These travel costs come from the actual spending of real travelers.

  • Rio de Janeiro Prices
    Brazil Prices
    Isla Mujeres Prices
    Mexico Prices
  • Average Daily Cost Per person, per day
    Rio de Janeiro $115
    Isla Mujeres $164

The average daily cost (per person) in Rio de Janeiro is $115, while the average daily cost in Isla Mujeres is $164. These costs include accommodation (assuming double occupancy, so the traveler is sharing the room), food, transportation, and entertainment. While every person is different, these costs are an average of past travelers in each destination. What follows is a categorical breakdown of travel costs for Rio de Janeiro and Isla Mujeres in more detail.



Accommodation
  • Accommodation Hotel or hostel for one person
    Rio de Janeiro $64
    Isla Mujeres $71
  • Accommodation Typical double-occupancy room
    Rio de Janeiro $128
    Isla Mujeres $142
Compare Hotels in Rio de Janeiro and Isla Mujeres

Looking for a hotel in Rio de Janeiro or Isla Mujeres? Prices vary by location, date, season, and the level of luxury. See below for options and compare which is best for your budget and travel style.

Hotels in Rio de Janeiro


Hotels in Isla Mujeres


Kayak helps you find the best prices for hotels, flights, and rental cars for destinations around the world. Compare prices for multiple destinations when planning your next trip.


Our Analysis
We've analyzed the average and typical hotel prices based on guest reviews, star ratings, and hotel amenities here: Rio de Janeiro Hotel Prices and Isla Mujeres Hotel Prices.

Local Transportation
  • Local Transportation Taxis, local buses, subway, etc.
    Rio de Janeiro $7.65
    Isla Mujeres $32
Typical Local Transportation Prices in Rio de Janeiro

Here are some examples of typical transportation prices from actual travelers in Rio de Janeiro:


  • Taxi Ride
    $2.82

Hired Cars and Shuttles in Rio de Janeiro

Some specific examples of transportation prices in Rio de Janeiro:

  • Private transfer Economico GIG Rio Galeao airport up to 3 pax to Zona Sul: $21
  • One Way Shared Transfer from Airport to hotels in Rio de Janeiro: $25
  • Try find your better than us ! Airport transfer Rio de Janeiro HTL-APT (SDU): $25
  • Private transfer Minivan GIG Rio Galeao airport up to 6 pax to Zona Sul: $27
  • Roundtrip Private Transfer Rio de Janeiro Airport (GIG) (SDU): $31
  • Transfer from Rio de Janeiro Galeao International Airport: $32
  • Private transfer from Galeão Airport to Hotel or Address in Copacabana: $35
  • Transfer in Rio: $35
  • Private One-way Airport Transfer From Galeao Airport To Rio: $37
  • Transfer of 4 Tickets in Rio de Janeiro: $37
  • Buzios Transfer From Rio de Janeiro: $40
  • National Theater & National Library Guided Tour, Admission & Transfer: $46

Hired Cars and Shuttles in Isla Mujeres

Some specific examples of transportation prices in Isla Mujeres:

  • Punta Sam / Isla Blanca to Cancún Airport (CUN)- Departure Private Transfer: $62
  • Private Transfer: Playa Mujeres to Cancun Airport CUN in SUV: $135

Is it cheaper to fly into Rio de Janeiro or Isla Mujeres?

Prices for flights to both Isla Mujeres and Rio de Janeiro change regularly based on dates and travel demand. We suggest you find the best prices for your next trip on Kayak, because you can compare the cost of flights across multiple airlines for your prefered dates.





Food
  • Food Meals for one day
    Rio de Janeiro $34
    Isla Mujeres $72
Typical Food Prices in Rio de Janeiro

Below are a few samples from actual travelers for food and meal costs in Rio de Janeiro:


  • Popcorn
    $0.56
  • Corn on the Cob
    $0.75
  • Hamburger
    $0.94

Food Tours and Cooking Classes in Rio de Janeiro

Also, here are some specific examples of food and dining related activities in Rio de Janeiro.

  • Waterfront Dinner and Live Music in Rio de Janeiro: $46
  • Hands-On Cooking Class in Rio: Iconic Street Foods & Caipirinhas: $75
  • Authentic Brazilian BBQ & Wine: A Guided Dinner Experience in Rio: $79
  • Roxy Show - Brazilian Rhythms with optional Barbecue Dinner: $85
  • Food Tour Rio de Janeiro - The Best Typical Brazilian Dishes: $92
  • Family Cooking Class in Rio Make 9 Brazilian Dishes Together: $95
  • LGBTQ+ Cooking Class in Rio: Cook, Toast & Celebrate Together: $95
  • Brazilian BBQ Cooking & Drinks Class + Patio Party in Copacabana: $95
  • Dinner and Show at the Official Roxy Dinner Show - Rio de Janeiro: $122
  • Brazilian Dinner Show: Cultural Experience in Rio de Janeiro: $126
  • Samba Show Admission & Transfer with Dinner Option: $130
  • Flavors of Cooking Class and Caipirinhas: $130

Entertainment
  • Entertainment Entrance tickets, shows, etc.
    Rio de Janeiro $21
    Isla Mujeres $19

Tours and Activities in Rio de Janeiro

Here are a few actual costs in Rio de Janeiro for available activities, ticket prices, and tours:

  • Rio de Janeiro (Urca) Scavenger Hunt and Sights Self-Guided Tour: $4.51
  • Salvador Sights Self Guided Tour (Pelourinho): $4.51
  • Self-Guided Audio Tour - Santa Teresa: the staircase: $6.99
  • Self-Guided Audio Tour - Imperial Rio: $10
  • Rocinha Local Tour: $19
  • Rocinha favela walking tour with a local guide: $20
  • Favelas do Vidigal or Rocinha's experience: $23
  • Tour of the Heart of Historic Rio de Janeiro : $23
  • Rio de Janeiro Tour with App – No Guide, Start When You Want: $24
  • Carnival Backstage Tour - Visit a traditional Samba School : $25
  • Carnaval Experience: Backstage Tour at Samba City with Cocktail : $26
  • Favela Tour Rio de Janeiro - Vidigal Walking Tour by Russo Guide: $29

Tours and Activities in Isla Mujeres

Some specific costs of activities, tours, and entrance tickets for Isla Mujeres are as follows:

  • Chill at -18°C Isla Mujeres Ice Bar (tickets): $25
  • Excursion Crystal Boat Tour at the Caribbean: $29
  • Tour Isla Mujeres excursion in Collective Transparent Boat: $38
  • Crystal Boat Tour to Isla Mujeres and Reefs: $39
  • Isla Mujeres Snorkeling Adventure at the Underwater Museum: $52
  • Isla Mujeres Snorkeling Tour Adventure: $53
  • Snorkel Tour at Musa and Manchones Reef: $55
  • Transparent Boat Tour from Isla Mujeres: $60
  • UNDER WATER MUSEUM CANCUN SNORKEL ISLA MUJERES - Experience with Ticket: $65
  • ATV Mangrove Adventure: $65
  • Isla Mujeres Snorkeling Tour: $84
  • 3 Hours VIP Semiprivate Tour Isla Mujeres Full Snorkeling Experience : $84

Alcohol
  • Alcohol Drinks for one day
    Rio de Janeiro $12
    Isla Mujeres $23

Sample the Local Flavors in Rio de Janeiro

Here are a few nightlife and alcohol tours and activities from local tour providers in Rio de Janeiro:

  • Petropolis City Tour with Imperial Museum and Optional Lunch & Bohemia Brewery: $40
  • Rio de Janeiro Pub Crawl (Lapa district): $40
  • Rio Pub Crawl: Taste Caipirinhas & Local Bar Snacks: $95
  • Petrópolis City and Brewery Bohemia Tour - Best of Rio's Mountains: $110


When we compare the travel costs of actual travelers between Rio de Janeiro and Isla Mujeres, we can see that Isla Mujeres is more expensive. And not only is Rio de Janeiro much less expensive, but it is actually a significantly cheaper destination. Since Rio de Janeiro is in South America and Isla Mujeres is in North America, this is one of the main reasons why the costs are so different, as different regions of the world tend to have overall different travel costs. So, traveling to Rio de Janeiro would let you spend less money overall. Or, you could decide to spend more money in Rio de Janeiro and be able to afford a more luxurious travel style by staying in nicer hotels, eating at more expensive restaurants, taking tours, and experiencing more activities. The same level of travel in Isla Mujeres would naturally cost you much more money, so you would probably want to keep your budget a little tighter in Isla Mujeres than you might in Rio de Janeiro.

If you're trying to decide if either of these two destinations are within your price range, also see Is Rio de Janeiro Expensive? and Is Isla Mujeres Expensive?.


Which is Bigger, Rio de Janeiro or Isla Mujeres?

Rio de Janeiro has a larger population, and is about 480 times larger than the population of Isla Mujeres. When comparing the sizes of Rio de Janeiro and Isla Mujeres, keep in mind that a larger population does not always imply the destination has more attractions or better activities. So, always research the type of place that you want to visit along with the activities and attractions that interest you.