
citizenM Boston Back Bay
Best for independent travelers and design-minded guests who want a compact, tech-forward stay and a 24/7 casual restaurant plus a rooftop wine/cocktail bar.
Prices in other currencies are estimates. You’re charged in USD.
citizenM Boston Back Bay is a design-forward, tech-first 4-star hotel on Newbury Street for travelers who want compact, connected rooms and a lively rooftop bar. The Westin Copley Place, Boston, a Marriott Hotel is a large 4-star full-service Marriott attached to Copley Place that fits business travelers, conference groups and shoppers.
Updated · about 1.1 km apart

Best for independent travelers and design-minded guests who want a compact, tech-forward stay and a 24/7 casual restaurant plus a rooftop wine/cocktail bar.

Best for conference attendees, shoppers and travelers who want a large full-service hotel with extensive meeting space and easy indoor access to Copley Place.
When citizenM Boston Back Bay wins: choose citizenM if you want a compact, modern room with smart controls, free high-speed Wi‑Fi, a 24/7 canteen, and a rooftop bar (21+ for Bubble Bath) in the Newbury Street/Fenway–Back Bay neighborhood.
When The Westin Copley Place wins: pick the Westin for on-site meeting and event capacity, direct access to Copley Place shopping, more traditional full-service amenities (multiple restaurants, concierge, valet) and a larger room inventory suited to groups.
Bottom line: both are solid Back Bay options — citizenM for a streamlined, design-forward stay and late-night convenience; The Westin for scale, event business and an indoor link to shopping and convention facilities.
| Category | citizenM Boston Back Bay | The Westin Copley Place, Boston, a Marriott Hotel |
|---|---|---|
| Overall vibe | Informal, design-focused, compact rooms | Traditional full-service Marriott, business- and group-oriented |
| Location (neighborhood) | Newbury Street / Fenway–Kenmore, steps from boutiques | Copley Square / Back Bay, attached to Copley Place |
| Size | 399 rooms over 14 floors | 803 rooms (large property) |
| Typical guest | Independent travelers, couples, families who want a modern city stay | Convention attendees, shopping and business travelers, groups |
| Pools | No on-site pool | Not published |
| Restaurants & bars | canteenM (24/7 international) + Bubble Bath rooftop (21+) | Multiple restaurants, bar/lounge, coffee shop/cafe (several outlets) |
| Spa & wellness | No spa; 24-hour fitness center with Peloton bikes | Spa services on site; 24-hour fitness center |
| Meetings & events | No published large conference facilities; no dedicated ballroom published | Extensive: ~5,741 m² (57,493 sq ft) conference space, 32 meeting rooms, ballroom |
| Accessibility & family policy | Family-friendly; children welcome; minimum check-in age 18 for primary guest | |
| Walkability to Back Bay highlights | Steps to Newbury Street, short walk to Hynes and Prudential | Steps to Copley Square, Boylston Street and direct mall access |
citizenM sits at 408 Newbury Street in the Fenway–Back Bay corridor, a short walk to boutiques and convention stops.
Best if you want to be immersed in Newbury Street shopping and nightlife while still close to convention venues.
The Westin sits at 10 Huntington Ave and is effectively attached to Copley Place and Copley Square.
Best if your priority is indoor shopping access, conference logistics and central Back Bay positioning.
citizenM offers compact, tech-centric accommodations with a small set of room types focused on the essentials.
Choose citizenM if you prefer a modern, efficiently designed room and simple room-type options.
The Westin lists a wide range of traditional room and suite types to suit solo travelers, families and groups.
Choose the Westin if you need a specific room configuration, views, or a suite for longer stays or families.
citizenM focuses on canteenM (24/7) plus a rooftop champagne and wine bar operated by Bubble Bath.
Best for travelers who want late-night, informal dining and a stylish rooftop drinks scene.
The Westin provides several on-site dining outlets plus a coffee shop/cafe and a lounge/bar.
Best for guests who want a variety of on-site dining choices and traditional full-service meal options.
citizenM does not have a pool or spa and centers its guest services on tech, dining and a gym.
CitizenM is focused on urban amenities and fitness rather than aquatic or spa facilities.
The Westin emphasizes meetings, events and full-service hotel amenities.
The Westin is the practical choice when events, meetings and large-group logistics matter.
citizenM pairs a 24-hour gym with a nightlife-focused rooftop bar experience.
Good for guests who prioritize working out anytime and an on-site nightlife spot rather than spa services.
The Westin offers spa services alongside fitness and more traditional hotel evening outlets.
Better for guests who want an on-site spa option plus conventional hotel nightlife and dining.

citizenM — compact, tech-enabled rooms, rooftop bar and 24/7 canteen are tailored to individual and couple travelers.

The Westin — large published conference footprint (32 meeting rooms, 57,493 sq ft) and ballroom space for groups.

The Westin — attached to Copley Place and steps from Boylston Street shopping.

citizenM — canteenM is open 24/7, and Bubble Bath rooftop offers late-night cocktails on weekends.
citizenM is steps from Newbury Street; The Westin is a short walk but is centered on Copley Place and Copley Square.
Both are walkable: citizenM is a 5–7 minute walk to Hynes; The Westin is better if you need large on-site meeting facilities or group services.
No — both sell breakfast separately. citizenM's canteenM breakfast is charged per person; The Westin offers full breakfast for a separate fee.
Yes — both properties welcome families. citizenM notes children of all ages are allowed but children 11+ are charged as adults; The Westin is also family-friendly.
Explore how citizenM Boston Back Bay stacks up against other hotels nearby:
vs. sites like Expedia, Hotels.com and other OTAs ·