Wonder of the Seas emerges as the newer and larger ship, launched in 2022 with 235,600 gross tonnage compared to Harmony of the Seas' 2016 debut at 226,963 gross tonnage. Wonder accommodates 255 more passengers (5,734 vs 5,479) and features upgraded amenities including a fully enclosed solarium with pool, suite-class exclusive neighborhood, and enhanced family areas like Playscape. The ship offers superior kid-friendly facilities with improved mini golf (Wonder Dunes) and better soundproofing in interior balcony cabins. However, Wonder's higher capacity results in less space per passenger, making it feel more crowded than its sister ship.
Harmony of the Seas compensates with more entertainment options, including additional shows and a Broadway production, while offering more personal space per guest due to lower passenger capacity. The ship features a solarium without a pool and relies on traditional Oasis-class amenities rather than Wonder's modern upgrades. Choose Wonder of the Seas for newer facilities, more pools, and superior family amenities, or select Harmony of the Seas for more spacious cruising and extensive entertainment variety. Both ships share identical dimensions (1,188 feet long, 215 feet wide) and 18 decks, making the decision dependent on preferences for modern amenities versus space and show options.


Specialty Dining Options
Harmony of the Seas
Wonder of the Seas
Complimentary Dining Options
Harmony of the Seas
Wonder of the Seas
Amenities
Harmony of the Seas
Wonder of the Seas
Frequenty Asked Questions
Which ship is newer and larger?
Wonder of the Seas takes the crown as both the newer and larger ship between these two Royal Caribbean giants. Launched in 2022, Wonder represents the latest evolution in the Oasis Class, while Harmony has been sailing since 2016. The size difference is pretty noticeable too – Wonder tips the scales at 235,600 gross tons compared to Harmony's 226,963 gross tons, making it nearly 9,000 tons heavier.
Both ships stretch to the same impressive 1,188 feet in length and share the same 215-foot beam width. However, Wonder's extra tonnage translates to more passenger capacity, accommodating 5,734 guests in double occupancy compared to Harmony's 5,479. That's about 250 more people cruising with you, which might affect your experience depending on how you feel about crowds.
How do the accommodations compare?
Wonder of the Seas edges out its sister ship with 2,867 staterooms versus Harmony's 2,747. But here's where things get interesting – the cabin experience differs in some unexpected ways.
Wonder introduces something pretty cool: interior balcony cabins that overlook Central Park instead of the ocean. These unique rooms come with improved soundproofing and offer those peaceful garden views that many guests absolutely love. You're trading ocean vistas for a quieter, more serene experience watching people stroll through the ship's botanical wonderland below.
Harmony sticks with the traditional approach, offering ocean view balconies. Some guests mention hearing sounds from nearby aqua shows, which could be either entertaining background noise or a minor annoyance, depending on your perspective.
Suite Experience
Wonder really steps up the luxury game with its suite class neighborhood that's exclusively for suite guests. This creates a more private, upscale experience for those willing to splurge on premium accommodations. Harmony doesn't have this dedicated suite area, so the VIP experience feels less segregated but also less exclusive.
What about pools and water features?
This is where Wonder really shines. The newer ship boasts more pools overall, including some exclusive pools that Harmony simply doesn't have. Wonder's fully enclosed solarium comes complete with a pool, creating this amazing indoor oasis where you can swim regardless of weather.
Harmony's solarium, while beautiful, lacks a pool entirely. For some guests, this is a dealbreaker, especially those who love that quiet adult-only swimming experience away from the main pool chaos.
Both ships feature the signature Oasis Class layout with multiple pool areas, but Wonder's additional water features give it a clear advantage for pool lovers and families with kids who practically live in the water.
Which ship offers better entertainment?
Here's where Harmony fights back and actually takes the lead. The older ship offers more shows overall, including a full Broadway production that many guests consider a highlight of their cruise experience. The entertainment variety on Harmony is genuinely impressive.
Wonder counters with high-quality shows that are absolutely worth watching, but the selection isn't quite as extensive. The newer ship focuses more on innovative spaces and amenities rather than packing in every possible entertainment option.
Both ships deliver that signature Royal Caribbean entertainment experience with ice skating shows, aqua performances, and live music, so you won't be bored on either vessel.
How family-friendly are these ships?
Wonder of the Seas really goes all-out for families, especially those with younger children. The ship introduces Playscape, an incredible outdoor kids' area that combines mini golf, slides, and bounce areas all in one space. It's like a floating playground that keeps kids entertained for hours.
The mini golf experience on Wonder, called Wonder Dunes, represents a significant upgrade from typical cruise ship putt-putt courses. Families often rave about how well-designed and engaging it is.
Harmony offers the traditional Royal Caribbean family amenities including FlowRider surf simulators and standard kids' areas, but they feel a bit dated compared to Wonder's fresh approach. The facilities work perfectly fine, but they lack that "wow factor" that newer ships bring.
What about dining and bars?
Wonder adds some exciting new dining and drinking experiences, including The Vue, an outdoor bar that offers fantastic views and a different atmosphere from the typical indoor venues. The ship's newer design allows for some creative food and beverage concepts that weren't possible when Harmony was built.
Harmony, being six years older, sticks with the tried-and-true dining approach that Oasis Class ships are known for. The food quality remains excellent, but you won't find those cutting-edge concepts that Wonder introduces.
Both ships offer specialty dining restaurants, casual eateries, and the main dining room experience that Royal Caribbean does so well. Your taste buds will be happy either way.
How crowded do these ships feel?
This might surprise you, but Harmony actually feels more spacious despite being the smaller ship. With fewer passengers spread across nearly the same physical footprint, you get more space per person. During peak times like embarkation day or popular show times, this difference becomes noticeable.
Wonder's higher passenger capacity means you're sharing those amazing amenities with more people. The trade-off is getting access to newer, better facilities, but potentially dealing with longer lines and busier spaces.
Both ships are large enough that you can usually find quiet spots when you need them, but Harmony has a slight edge in the breathing room department.
Which ship should you choose?
Your choice really comes down to what matters most to your cruise experience. Wonder of the Seas makes sense if you want the latest innovations, better family facilities, more pools, and that exclusive suite experience. The ship represents Royal Caribbean's current vision of what a perfect cruise should be.
Harmony of the Seas appeals to guests who prefer slightly more space, a wider variety of entertainment options, and don't mind trading some newer amenities for a less crowded experience. The ship offers that classic Oasis Class experience that made these vessels famous in the first place.
Both ships deliver incredible vacations that you'll remember for years. Wonder feels more modern and innovative, while Harmony offers a more refined, spacious take on the mega-ship experience. Either choice puts you aboard one of the most impressive cruise ships ever built.