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Marriott Marquis San Diego Marina San Diego (CA), California
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Hotel comparison guide

Marriott Marquis San Diego Marina vs San Diego Mission Bay Resort

Marriott Marquis San Diego Marina is a two-tower, full-service waterfront hotel on San Diego Bay that suits convention groups, business travelers and families. San Diego Mission Bay Resort is a full-service Mission Bay waterfront resort aimed at leisure guests who want direct bay access and watersports.

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Exterior view of Marriott Marquis San Diego Marina towers and waterfront at dusk

Marriott Marquis San Diego Marina

Downtown · Convention-friendly · Marina views

Best for downtown convenience, large meetings and marina-view rooms close to the convention center and Gaslamp Quarter.

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San Diego Mission Bay Resort, San Diego (CA), California

San Diego Mission Bay Resort

Mission Bay waterfront · Family resort · Watersports

Best for a Mission Bay–side leisure stay with on-site watersports, multiple villa-style and studio room types, and resort amenities.

Quick Verdict: Marriott Marquis San Diego Marina vs San Diego Mission Bay Resort

Marriott Marquis San Diego Marina wins when you want to be in the heart of downtown — steps from the convention center, the Gaslamp Quarter and bayfront dining — or when you need large meeting and event space.

San Diego Mission Bay Resort wins when your priority is a Mission Bay waterfront leisure stay with direct water access, family-friendly resort programming and on-site recreational rentals.

Bottom line: pick the Marriott Marquis for downtown location, large-scale events and marina views; pick San Diego Mission Bay Resort for a bayfront resort vibe and watersport-focused leisure time.

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Marriott Marquis San Diego Marina vs San Diego Mission Bay Resort – At a Glance

Side-by-side facts for Marriott Marquis San Diego Marina and San Diego Mission Bay Resort
CategoryMarriott Marquis San Diego MarinaSan Diego Mission Bay Resort
Overall vibeDowntown marina hotel balancing business and family stays.Mission Bay waterfront leisure resort with bay activities.
LocationOn San Diego Bay adjacent to the San Diego Convention Center and Gaslamp Quarter.On Mission Bay Drive with immediate bay access and nearby recreational coves.
SizeLarge: two 25-floor towers with roughly 1,360+ guest rooms and extensive event space.Smaller full-service resort — room count not published in supplied listing.
Ages / audienceAll ages — positioned for business travelers and families.All ages — family-friendly; not adults-only.
Pools & water accessTwo outdoor heated pools, a separate kids' pool, two whirlpools, waterfalls and a poolside bar.Outdoor pools plus direct Mission Bay shoreline access and watersport rentals.
Restaurants & barsMultiple outlets including Marvela at the Marquis (signature), Telltale bar, Agave Bar & Grill and Starbucks.On-site restaurants and a waterside lounge/cafe; multiple dining options published in supplier listing.
Spa & fitnessThe Hideaway spa (boutique spa with 4 treatment rooms) and a 24-hour fitness center with classes and Peloton bikes.Spa, hot tub and fitness center listed among amenities (details vary by source).
Known forConvention and meeting facilities, large pool deck and private 446-slip marina.Mission Bay waterfront location and on-site watersport rentals / family leisure amenities.
Parking & feesOn-site paid self-parking and valet; mandatory daily destination fee with included activity credits.Accessible parking options and typical resort fees/policies implied by listing.
Accessible roomsMultiple mobility- and hearing-accessible room types available.Accessible rooms listed (e.g., Room, 1 King Bed, Accessible; roll-in and hearing-accessible types).

A Look Inside Marriott Marquis San Diego Marina

Marriott Marquis San Diego Marina: rooms & suitesRooms & suitesMarriott Marquis San Diego Marina: pools & beachPools & beachMarriott Marquis San Diego Marina: diningDining
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Location: downtown marina vs Mission Bay waterfront

Marriott Marquis San Diego Marina – Location

Marriott Marquis sits on San Diego Bay beside the convention center and within easy walking distance of downtown attractions.

  • Address: 333 West Harbor Drive, adjacent to the San Diego Convention Center and a block from the Gaslamp Quarter.
  • Walkable to Seaport Village, Petco Park and ferry/harbor departure points.
  • Private 446-slip marina provides immediate access to harbor activities and cruises.

Choose Marriott Marquis for downtown access, convention proximity and marina-front walks.

San Diego Mission Bay Resort – Location

San Diego Mission Bay Resort fronts Mission Bay with on-site access to the shoreline and nearby family attractions.

  • Address: 1775 East Mission Bay Drive, on the Mission Bay shoreline.
  • Close to SeaWorld and multiple small coves and launch points for non-motorized water sports.
  • Supplier listing highlights easy access to local tours, ticket services and taxi/transport arrangements.

Choose San Diego Mission Bay Resort if you want immediate Mission Bay access and watersport options.

Rooms: tower rooms and suites vs villa-style and studios

Marriott Marquis San Diego Marina – Rooms

Marriott Marquis offers many room types across two towers, including balcony bay-view rooms and multiple accessible options.

  • Room types include Deluxe Room, Balcony, Bay View; Concierge Room, Deluxe Room, with Sofa bed; Executive Suite, 1 Bedroom; and multiple accessible configurations.
  • North Tower is noted for marina-view balcony rooms.
  • Roughly 1,360+ rooms across two 25-floor towers.

Marriott Marquis is a good choice if you want variety in room categories and marina or city views.

San Diego Mission Bay Resort – Rooms

San Diego Mission Bay Resort lists many studio, traditional and villa room types including waterfront studios and villas.

  • Room types include Waterfront King Studio Room, Villa, 1 King Bed (Guestroom), Studio, 2 Queen Beds, and various accessible room options.
  • Some rooms feature separate living areas, balconies/terraces or firepit-equipped garden studios per listing.
  • Supplier listing includes many specific room name variations for different configurations and views.

San Diego Mission Bay Resort suits travelers seeking villa-style or waterfront studio options with flexible layouts.

Dining & drinks: signature restaurants and poolside eats

Marriott Marquis San Diego Marina – Dining & drinks

Marriott Marquis runs multiple on-site venues from a signature restaurant to a poolside grill and an M Club lounge.

  • Marvela at the Marquis is the signature Mediterranean/Coastal restaurant with breakfast and dinner hours.
  • Telltale is a bayfront Mediterranean bar and lounge; Agave Bar and Grill serves poolside Mexican/Baja-influenced food.
  • On-site Starbucks and Exchange Marketplace provide grab-and-go and coffee options; M Club Lounge offers continental breakfast and evening hors d'oeuvres.

Marriott Marquis gives a mix of polished dining and casual poolside options for both business and family meals.

San Diego Mission Bay Resort – Dining & drinks

San Diego Mission Bay Resort offers on-site meal venues, poolside service and a waterside lounge per supplier listing.

  • Supplier listing notes restaurants, a cafe and a poolside bar / waterside lounge as part of on-site dining offerings.
  • Breakfast service, a la carte restaurant and happy hour options are listed among amenities.
  • Room service and daily housekeeping are provided in select room types.

San Diego Mission Bay Resort focuses on casual, family-friendly resort dining and waterside beverage options.

Pools & signature amenity: downtown pool deck vs bay access

Marriott Marquis San Diego Marina – Pools & signature amenity

Marriott Marquis centers a large downtown pool deck with features for families and events.

  • Two outdoor heated pools, a separate kids' pool, waterfalls, pop jets and two whirlpools.
  • Poolside bar (Agave) and cabanas available for a surcharge; towel service and day-pass options exist.
  • Pool hours and family-friendly programming make the deck suitable for both business and leisure guests.

Pick the Marriott Marquis for a large, activity-filled pool deck with marina views close to downtown.

San Diego Mission Bay Resort – Pools & signature amenity

San Diego Mission Bay Resort highlights waterfront access as its key amenity, with pools plus on-site watersport rentals.

  • Supplier listing includes outdoor pool(s) and direct shoreline access for swimming and launching non-motorized watercraft.
  • Watersport equipment rentals, water sports (motorized and non-motorized) and boating/canoeing are listed amenities.
  • On-site ticket services and tours help arrange SeaWorld visits and other local excursions.

Choose San Diego Mission Bay Resort when bay-front access and on-site water activities matter most.

Wellness & nightlife: spa, fitness and evening options

Marriott Marquis San Diego Marina – Wellness & nightlife

Marriott Marquis offers a boutique spa, a 24-hour fitness center and nightlife-friendly bars for post-event drinks.

  • The Hideaway spa (boutique, ~1,200 sq ft) with four treatment rooms and a signature hot towel/aromatherapy ritual.
  • Fitness center open 24 hours with cardio, strength equipment and Peloton bikes; complimentary group fitness classes available.
  • Evening venues include Telltale bar and poolside options that suit networking and nightcaps.

Marriott Marquis mixes a small full-service spa with 24-hour fitness and several evening bars suitable for business and socializing.

San Diego Mission Bay Resort – Wellness & nightlife

San Diego Mission Bay Resort lists spa, hot tub and fitness amenities plus casual evening dining and a waterside lounge.

  • Spa, sauna, steam room, hot tub and massage services are listed in the supplier amenities.
  • Fitness center and outdoor recreation (tennis, table tennis, game room) are available per listing.
  • Casual evening dining and a bar offer low-key nighttime options; supplier listing also notes on-site entertainment.

San Diego Mission Bay Resort provides standard resort wellness services and casual evening entertainment near the bay.

Who Wins? Best Pick by Travel Style

Best for conventions & large events
Hotel lobby with high ceiling, large chandelier and floor-to-ceiling windows at Marriott Marquis San Diego Marina

Marriott Marquis San Diego Marina

Extensive meeting and ballroom space, adjacent to the San Diego Convention Center and downtown transit.

Best for bayfront leisure & watersports
San Diego Mission Bay Resort, San Diego (CA), California

San Diego Mission Bay Resort

Direct Mission Bay access with watersport rentals, boating and family-focused resort amenities.

Best for marina views & downtown access
Outdoor resort pool with palm trees and lounge chairs at Marriott Marquis San Diego Marina

Marriott Marquis San Diego Marina

A private 446-slip marina and immediate access to Gaslamp, ferries and downtown attractions.

Best for villa-style rooms & waterfront studio options
San Diego Mission Bay Resort, San Diego (CA), California

San Diego Mission Bay Resort

Multiple studio and villa room types including waterfront studio and villa configurations.

Frequently asked questions

Marriott Marquis San Diego Marina vs San Diego Mission Bay Resort: FAQs

See all FAQs →
Which hotel is better if I’m attending a conference?

Marriott Marquis San Diego Marina — it sits next to the San Diego Convention Center and has large ballrooms and extensive meeting space.

Which hotel is better for easy access to Mission Bay watersports?

San Diego Mission Bay Resort — the supplier listing emphasizes direct bay access and watersport equipment rentals.

Are either of these hotels adults-only?

No. Both properties are listed as all-ages; San Diego Mission Bay Resort is explicitly not adults-only.

Do both properties have spas?

Yes. Marriott Marquis has The Hideaway spa with a defined treatment menu; San Diego Mission Bay Resort’s listing includes spa, massage, sauna and hot tub amenities.

More Marriott Marquis San Diego Marina Comparison Guides

Explore how Marriott Marquis San Diego Marina stacks up against other hotels nearby:

Outdoor resort pool with palm trees and lounge chairs at Marriott Marquis San Diego Marina
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