
The Royal Sonesta Boston
Best for families and groups who want a riverside location, a large indoor saltwater pool open year-round, and extensive meeting/wedding space.
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The Royal Sonesta Boston is a large, family-friendly, full-service hotel on the Charles River in East Cambridge; this guide helps travelers who want riverside views, a big indoor pool and easy access to MIT and the Museum of Science. The Newbury Boston is a prestige 5-star hotel overlooking Boston Public Garden and Newbury Street; read this if you want a Back Bay address, designer bedding and a restored historic hotel experience.
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Best for families and groups who want a riverside location, a large indoor saltwater pool open year-round, and extensive meeting/wedding space.

Best for travelers who prioritize a prime Back Bay/Public Garden location, Frette sheets and a prestige luxury experience near Newbury Street.
When The Royal Sonesta Boston wins: choose Sonesta if you want a riverfront setting in Cambridge, a sizable year-round indoor pool (salt-based, lap lanes and a seasonal sundeck), multiple on-site restaurants including a full Italian option, and lots of event space for meetings or weddings.
When The Newbury Boston wins: pick The Newbury if your priority is a top Back Bay location steps from Newbury Street and Boston Public Garden, a 5-star luxury room experience (Frette Italian sheets, designer toiletries) and a prestige downtown address for shopping and walking to downtown attractions.
Bottom line: Sonesta is the practical, family- and group-friendly riverside option with large event and pool facilities; The Newbury is the luxury Back Bay choice for travelers focused on location, style and a classic Boston address.
| Category | The Royal Sonesta Boston | The Newbury Boston |
|---|---|---|
| Overall vibe | Full-service riverfront hotel, family-friendly and event-focused | Prestige luxury hotel overlooking Boston Public Garden; revived historic property |
| Location | East Cambridge on the Charles River — near Museum of Science, MIT and Kendall Square | One Newbury Street — steps from Newbury Street, Boston Public Garden and Copley Square |
| Size | 400 rooms and 19 suites (large property) | 286 guestrooms (per supplier listing) |
| Ages / policy | All ages welcome; primary guest must be 21 to check in | Not adults-only; family stays allowed (minimum check-in age listed as 21 in policies) |
| Pools | Indoor 30' x 45' saltwater pool with lap lanes, leisure area and seasonal sundeck (open year‑round) | Not published |
| Restaurants & bars | Multiple on-site venues incl. Monteverdi (Modern Italian), ArtBar, Motif lobby bar, Studio Café | The Street Bar (bar/lounge) and 24-hour room service; one on-site restaurant listed |
| Spa / wellness | 24-hour fitness center with Peloton; property listings say there is no dedicated spa | Health or beauty spa listed as nearby; on-site full spa name/hours not published |
| Known for | Large event/wedding spaces with river and skyline views, and a sizable indoor pool | Prestige Back Bay address, Frette sheets, designer toiletries and cooked-to-order breakfasts |
| Accessibility & family features | Accessible facilities throughout; pet-friendly (PAWS program, $75 fee); family-friendly pool | Wheelchair-accessible public washroom and many accessible features listed; children 12 and under stay free in parents' room (up to 2) |
| Parking & transit | Covered parking garage (self-park fee listed), MBTA access to Kendall/Lechmere nearby | Valet parking (surcharge) and garage options listed; close walk to downtown attractions and MBTA |
The Royal Sonesta Boston sits on the Charles River in East Cambridge, across from downtown Boston.
Choose Sonesta if you want riverfront views and easy access to Cambridge attractions and transit.
The Newbury Boston sits on One Newbury Street overlooking Boston Public Garden and is squarely in Back Bay.
Choose The Newbury for the classic Back Bay address and walking access to Boston’s central sights and shopping.
Royal Sonesta has 400 rooms and 19 suites, including river-view rooms and multiple suite configurations.
Sonesta is a large property with a wide selection of room types for families, couples and groups.
The Newbury offers 286 guestrooms with high-end bedding and designer toiletries highlighted in supplier info.
The Newbury focuses on luxury room amenities and a variety of suite configurations in a Back Bay setting.
Royal Sonesta has multiple dining outlets, from fine Italian to casual café and lobby bar.
Sonesta offers a broader on-site dining program suited to families and events.
The Newbury lists The Street Bar as its bar/lounge and offers 24-hour room service and cooked-to-order breakfasts.
The Newbury emphasizes an elevated, service-led dining experience tied to its luxury positioning and Back Bay location.
The Royal Sonesta's large indoor saltwater pool is a major on-site amenity open year-round.
If a large, year-round hotel pool matters, Sonesta is the clear choice.
The Newbury's supplier listing highlights a garden and views but does not publish an on-site pool.
The Newbury focuses on location and garden/public park views rather than on-site pool facilities.
Royal Sonesta provides a 24/7 fitness center and multiple bars; a dedicated spa facility is not listed.
Sonesta covers fitness and casual nightlife with multiple bars, but it does not clearly list a full-service spa.
The Newbury lists concierge services and nearby health/beauty spa options but does not provide a published on-site spa name in the supplier listing.
The Newbury offers luxury service and nearby wellness options; a named on-site spa was not published in the supplier material provided.

The Royal Sonesta Boston — large indoor saltwater pool open year-round and family-friendly programming.

The Newbury Boston — steps from Newbury Street, Boston Public Garden and Copley Square for shopping and sightseeing.

The Royal Sonesta Boston — extensive meeting and event space, including a 6,000 sq ft Grand Ballroom and outdoor riverside terrace.

The Newbury Boston — Frette Italian sheets, designer toiletries and a prestige 5-star room experience.
The Royal Sonesta Boston — it has a 30' x 45' indoor saltwater pool with lap lanes and a glass atrium, open year-round.
The Newbury Boston — it sits on One Newbury Street and is steps from Boston Public Garden and Newbury Street shops.
No. Both properties accept guests of all ages; both list a minimum check-in age (primary guest) of 21.
The Royal Sonesta's official materials indicate there is no dedicated spa; The Newbury supplier listing references nearby health/beauty spas but does not publish a named on-site spa.
Explore how The Royal Sonesta Boston stacks up against other hotels nearby:
vs. sites like Expedia, Hotels.com and other OTAs ·