Ship Comparison
Symphony of the Seas vs Radiance of the Seas
Choose Symphony of the Seas for a colossal, thrill-packed family adventure, or Radiance of the Seas for a classic, view-focused journey with a more intimate feel.
The verdict
Symphony of the Seas, launched in 2018, stands as a grand, modern playground, part of the Oasis-class, offering an unmatched array of activities and dining experiences. It's designed for families and those seeking non-stop excitement across its 15 decks. In contrast, Radiance of the Seas, refurbished in 2021 after its 2001 debut, provides a more traditional, midsized cruise experience. Its design, featuring extensive glass across 12 decks, prioritizes scenic ocean views and a relaxed atmosphere, appealing to travelers who appreciate classic elegance and destination immersion over extreme thrills.
Choose Symphony of the Seas if…
Travelers seeking a vibrant, high-energy family vacation with an abundance of activities, diverse dining, and grand-scale entertainment.
Best for
- Families with children and teens seeking endless activities
- Thrill-seekers who enjoy slides, surf simulators, and active pursuits
- Guests who appreciate large-scale Broadway and AquaTheater productions
- Travelers who enjoy a bustling, energetic atmosphere
Avoid if
- You prefer a quiet, intimate cruise experience
- You dislike large crowds and extensive walking on a ship
- You are on a tight budget for dining beyond complimentary options
Choose Radiance of the Seas if…
Cruisers who value scenic ocean views, a more intimate atmosphere, classic cruise amenities, and itineraries focused on natural beauty.
Best for
- Cruisers prioritizing scenic views, especially on Alaskan itineraries
- Those seeking a more intimate and traditional cruise atmosphere
- Guests who enjoy a balance of relaxation and classic activities
- Families who prefer less overwhelming options than mega-ships
Avoid if
- You expect the latest high-tech thrills and cutting-edge attractions
- You prefer a highly modern and contemporary ship design
- You are looking for extensive, high-energy nightlife options
Overall Vibe
Symphony of the Seas
Symphony of the Seas, an Oasis-class mega-ship launched in 2018, exudes a vibrant, high-energy atmosphere designed for those who love a bustling environment. Across its 15 decks, this colossal vessel, with a width of 66 meters, is a destination in itself, packed with diverse attractions and dining experiences. It's built for families and adventurers seeking constant engagement and excitement, reflecting a modern, bold approach to cruising. The ship's focus is on providing a dynamic, fun-filled holiday where every moment offers something new to explore.
Radiance of the Seas
Radiance of the Seas, a midsized ship launched in 2001 and last refurbished in 2021, offers a more classic and intimate cruising experience. Its design, featuring the most glass of any Royal Caribbean ship, emphasizes panoramic ocean views and natural light across its 12 decks, with a width of 32 meters. This vessel is tailored for explorers who appreciate a relaxed pace and a strong connection to the destinations they visit, making it ideal for scenic itineraries. It provides a comfortable and engaging, yet less overwhelming, environment.
Atmosphere & Crowd
Symphony of the Seas
With a passenger capacity of 5,518 and a crew of 2,200, Symphony of the Seas fosters a lively and bustling atmosphere. The ship is a hive of activity, catering to a diverse, family-oriented crowd. Its seven distinct neighborhoods help distribute guests, but expect energetic common areas, especially around popular attractions and dining venues. The vibe is decidedly social and active, making it perfect for those who enjoy being amidst a vibrant throng and prefer a dynamic, engaging environment over quiet solitude.
Radiance of the Seas
Radiance of the Seas, carrying 2,466 passengers and a crew of 894, offers a more intimate and relaxed atmosphere. The smaller scale allows for a less crowded feel, even in public areas. Guests tend to be a mix of families and couples who appreciate the ship's focus on scenic views and a traditional cruising pace. The ambiance is social and engaging, but without the intense energy of a mega-ship. It’s a comfortable choice for those who enjoy connecting with fellow travelers in a more laid-back setting.
Dining
Symphony of the Seas
Symphony of the Seas offers an extensive selection of dining, blending complimentary favorites with numerous specialty options. Included venues range from the diverse Main Dining Room and Windjammer Café, to casual bites at El Loco Fresh, Park Café, Café Promenade, Boardwalk Dog House, and Solarium Bistro. For an elevated experience, specialty restaurants like Chops Grille, Jamie's Italian, 150 Central Park, Izumi, Hooked Seafood, and Wonderland are available at an additional charge. Suite guests enjoy exclusive access to Coastal Kitchen, providing a Mediterranean-California fusion.
Radiance of the Seas
Radiance of the Seas provides a solid culinary experience with a balance of included and specialty dining. Complimentary options include the elegant Main Dining Room, the versatile Windjammer Cafe, and the casual Park Cafe and Boardwalk Doghouse. Cafe Latte-tudes offers complimentary pastries with for-fee coffee. Specialty restaurants, available at an extra cost, include the Japanese-inspired Izumi, the classic Chops Grille steakhouse, family-style Italian at Giovanni's Table, the Brazilian Churrascaria of Samba Grill, and the exclusive Chef's Table for an intimate gourmet experience.
Entertainment & Nightlife
Symphony of the Seas
Entertainment on Symphony of the Seas is grand and innovative. The Royal Theater hosts Broadway-style productions like "Hairspray" and original shows like "Flight: Dare to Dream." Studio B features cutting-edge ice shows such as "1977" with drones, and "iSkate 2.0." The AquaTheater dazzles with high-diving acrobatics in "HiRo" and "Aqua Nation." Interactive thrills include glow-in-the-dark laser tag, an escape room, FlowRider surf simulators, the Ultimate Abyss slide, Perfect Storm waterslides, a zipline, and rock-climbing walls. Nightlife thrives with venues like the Bionic Bar, Playmakers Sports Bar & Arcade, Boleros, and lively Royal Promenade parades.
Radiance of the Seas
Radiance of the Seas offers a more classic array of entertainment and nightlife. The Aurora Theater presents production shows with singers and dancers, alongside guest performers like musicians and comedians. Nightlife centers around various lounges and bars, including the nautical-themed Schooner Bar with piano sing-alongs, the Quill and Compass Pub, The Colony Club, and the Starquest Disco Lounge for late-night dancing. The Casino Royale provides gambling opportunities, while activities like silent parties and outdoor film nights add variety. It's a well-rounded lineup, favoring traditional performances and social spaces.
Cabins & Suites
Symphony of the Seas
Symphony of the Seas boasts 2,759 cabins, offering a wide range of choices with modern decor. Standard cabins include Interior (149-172 sq ft), Ocean View (179-199 sq ft), and Balcony (182 sq ft interior, 50-80 sq ft balcony), with some featuring Virtual Balconies for real-time views. The suite offerings are extensive, from Junior Suites to the opulent Royal Loft Suite and the unique, two-story Ultimate Family Suite. Guests choosing balconies overlooking the Boardwalk or Central Park should note the potential for less privacy compared to ocean-facing options. There are 46 wheelchair-accessible cabins.
Radiance of the Seas
Radiance of the Seas features 1,071 cabins, with 825 offering outside views, including 578 with balconies. Cabin decor, in navy, taupe, and blonde wood, provides a comfortable but somewhat traditional feel. Standard options include Interior (162 sq ft), Ocean View (164-319 sq ft, some with portholes), and Balcony (167-194 sq ft interior, 24-45 sq ft balcony). Suites range from Junior Suites (299 sq ft with 66 sq ft balcony) to the expansive Royal Suite (952 sq ft with 283 sq ft balcony). Be mindful that cabins near the Centrum may experience noise. The ship offers 15 wheelchair-accessible cabins.
Service & Onboard Style
Symphony of the Seas
Service on Symphony of the Seas is designed to efficiently cater to a large number of guests, with a crew of 2,200. The onboard style is contemporary and grand, reflecting its status as a mega-ship. Suite guests benefit from the Royal Suite Class program, offering tiered perks from bottled water and luxury amenities in Junior Suites to dedicated concierge service for Sky Class, and even a Royal Genie for Star Class, providing a highly Personalized experience amidst the ship's energetic ambiance.
Radiance of the Seas
Radiance of the Seas maintains a classic Royal Caribbean service standard, with a crew of 894, ensuring a more personal touch due to its smaller passenger count. The onboard style emphasizes elegance and a strong connection to the sea, with its abundant glass allowing for expansive views. Suite guests, excluding Junior Suites, receive concierge service along with priority boarding, reserved seating, and other exclusive perks, enhancing the comfort and convenience for those seeking a more refined and attentive cruising experience.
Best Itineraries
Symphony of the Seas
Symphony of the Seas is primarily designed for warmer climate itineraries, making it an excellent choice for Western and Eastern Caribbean cruises, typically ranging from 4 to 8 nights. A significant draw is its frequent calls at Royal Caribbean’s private destination, Perfect Day at CocoCay, which perfectly complements the ship's extensive array of water-based activities and thrill rides. The ship's features are best enjoyed in sunny destinations where outdoor decks can be fully utilized.
Radiance of the Seas
Radiance of the Seas excels in itineraries where scenic viewing is paramount, such as Alaska excursions, thanks to its extensive use of glass. Its design is particularly well-suited for glacier gazing and soaking in natural landscapes. Beyond colder climates, it also offers Western Caribbean cruises, ranging from 4 to 8 nights, and shorter 3-4 night Bahamas & Perfect Day getaways. The ship’s balanced indoor and outdoor spaces make it versatile for both destination-rich and relaxing voyages.
What reviewers say
Symphony of the Seas
4.5/5Royal Caribbean has taken the best features of its most popular ship class and improved upon them. The ship successfully hits the mark in every category, offering a winning combination of variety and quality for families.
Radiance of the Seas
4/5Radiance of the Seas is ideal for cruisers seeking a classic, midsized ship experience with an intimate and engaging atmosphere. It prioritizes stunning ocean views and a balanced mix of indoor/outdoor spaces over the latest high-tech amenities.
Itineraries to compare
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Symphony of the Seas
Radiance of the Seas
Read our guides
In-depth guides on the ships and cruise lines in this comparison.

Ship Guide
Symphony of the Seas: An Oasis Class Family Adventure
Discover Royal Caribbean's award-winning ship, offering unmatched variety and quality for every family member.

Ship Guide
Radiance of the Seas: Classic Cruises, Stunning Views
Discover an intimate, midsized ship experience with abundant indoor and outdoor spaces.
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