Grand class · Princess · In service since 2008
Ruby Princess
Ruby Princess is a Grand class cruise ship operated by Princess, in service since 2008. At about 113,561 gross tons, it carries roughly 3,080 guests and ranks #11 by size in the 17-ship Princess fleet we cover.
- 113,561 gross tons
- 3,080 guests
- 947 ft long
Photo: Ivan T., CC BY-SA 3.0, via Wikimedia Commons
Ship facts
- Cruise line
- Princess Cruises
- Ship class
- Grand class
- Entered service
- 2008 (18 years ago)
- Gross tonnage
- 113,561
- Guests
- 3,080
- Length
- 947 ft (288.6 m)
- Speed
- 23 knots
- Builder
- Fincantieri
- Flag
- Bermuda
- IMO number
- 9378462
About Ruby Princess
Ruby Princess, delivered in 2008, is the last of the Crown-style Grand-class ships, a group that introduced The Piazza, an atrium with street-café seating and live performances. It has the Grand class’s multiple pools, Movies Under the Stars and The Sanctuary for adults, plus Crown Grill and Sabatini’s for specialty dining. Ruby Princess has sailed from the West Coast to Alaska, Mexico and Hawaii. It’s a comfortable, mid-to-large ship that offers good value and a calm, traditional atmosphere.
Best for: Travelers who want a calm, traditional Princess ship for Alaska, Mexico or Hawaii.
Ruby Princess highlights
- The Piazza atrium with street performers and cafés
- Movies Under the Stars
- The Sanctuary adults-only retreat
- Crown Grill and Sabatini’s
- Lotus Spa and fitness center
How Ruby Princess compares in size
- Star Princess177,800
- Sun Princess175,500
- Enchanted Princess145,281
- Discovery Princess145,000
- Sky Princess145,000
- Majestic Princess144,216
- Regal Princess142,714
- Royal Princess142,714
- Diamond Princess115,906
- Sapphire Princess115,875
- Ruby Princess113,561
- Emerald Princess113,561
- Crown Princess113,561
- Caribbean Princess112,894
- Grand Princess108,806
- Island Princess92,822
- Coral Princess91,627
Gross tonnage measures a ship's enclosed volume, not its weight. Source: Wikidata.
Grand class sister ships
Sailing with Princess
Princess Cruises is a mid-priced, relaxed line known for Alaska, smooth MedallionClass technology and a calm, grown-up atmosphere with traditional touches. It sails almost everywhere, from Glacier Bay to Japan and the Mediterranean. It suits couples, retirees and multigenerational families who want comfort without big-ship thrills, less so travelers hunting for water parks or nightlife.
Read our full Princess guide: dining, drinks, tipping and who it suits →
Ruby Princess FAQs
How big is Ruby Princess?
Ruby Princess measures about 113,561 gross tons and is about 947 feet (289 m) long. That makes it #11 of 17 Princess ships we cover by tonnage, and #101 among all 255 ocean cruise ships in our guide.
How many passengers does Ruby Princess carry?
About 3,080 guests, according to Wikidata's record for the ship. Cruise lines usually quote capacity at two guests per cabin; with third and fourth berths filled, the maximum is higher.
When was Ruby Princess built?
Ruby Princess entered service in 2008 and was built by Fincantieri.
What class of ship is Ruby Princess?
Ruby Princess belongs to Princess's Grand class, alongside Emerald Princess, Crown Princess, Caribbean Princess, Sapphire Princess, Diamond Princess, Grand Princess. Ships in the same class share a layout and most signature features.
Is Ruby Princess good for families?
Princess runs kids and teen clubs for ages 3 to 17, split by age, with science, art, games and Alaska-focused Junior Ranger activities on sailings there. The Sphere class’s Park19 adds a family play zone. Facilities vary by ship, so check what Ruby Princess offers for your kids' ages.
Updated November 2026 by the BookMyDreamCruise editorial team. How we research and fact-check.
Sources: Wikidata, Wikipedia, Princess official site.