CompareLondon
Overall, the two are within a point of each other.
COMO Metropolitan London leads on service (+3.5) and location (+0.5); The Chancery Rosewood London on wellness (+3.5), rooms & design (+2.5) and dining (+1).
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Fat Favorite, 16.5 out of 20. COMO Metropolitan London
Fat Favorite, 16 out of 20. The Chancery Rosewood LondonLondon, United Kingdom · Como
Ali on the door and Maryam and Vasil at the desk get named constantly, often for small things like sorting luggage or a birthday gift.
A 54-room Como hotel on Park Lane in Mayfair, within walking distance of Hyde Park and Buckingham Palace.
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London, United Kingdom · Rosewood
The 25m pool, Asaya spa, and heated floors get consistent praise, with only minor gripes about pool time slots and Nespresso coffee.
The former U.S. Embassy on Grosvenor Square, reborn as Mayfair’s most ambitious all-suite hotel — David Chipperfield architecture, Joseph Dirand interiors, and eight dining venues.
Read the full verdictOut of 20. The bars start at 10, so half a point still shows.
Overall +0.5
Overall: COMO Metropolitan London 16.5 out of 20, The Chancery Rosewood London 16 out of 20.Service +3.5 Why
Service: COMO Metropolitan London 18 out of 20, The Chancery Rosewood London 14.5 out of 20.COMO Metropolitan London: Ali on the door and Maryam and Vasil at the desk get named constantly, often for small things like sorting luggage or a birthday gift.
Rooms & Design +2.5 Why
Rooms & Design: COMO Metropolitan London 15.5 out of 20, The Chancery Rosewood London 18 out of 20.COMO Metropolitan London: Rooms lean calm and minimalist, with heated floors and Japanese toilets, though one traveller found the look too generic for London.
The Chancery Rosewood London: Joseph Dirand’s interiors, the Portland stone facade, and the atrium carved into the old US Embassy get near-universal praise for scale and finish.
Location +0.5 Why
Location: COMO Metropolitan London 18 out of 20, The Chancery Rosewood London 17.5 out of 20.COMO Metropolitan London: Steps from Hyde Park and a walk across the park to Buckingham Palace, with easy access to Mayfair shopping and theatre country.
The Chancery Rosewood London: Grosvenor Square puts guests near Bond Street and Mount Street while staying quieter than the rest of Mayfair.
Dining +1 Why
Dining: COMO Metropolitan London 15.5 out of 20, The Chancery Rosewood London 16.5 out of 20.COMO Metropolitan London: Nobu on the ground floor gets singled out for breakfast, though the wider food and drink program feels secondary to the rooms upstairs.
The Chancery Rosewood London: Serra and the Eagle Bar draw strong reviews for food and views, though the cocktails and a badly run afternoon tea disappoint some.
Wellness +3.5 Why
Wellness: COMO Metropolitan London 13.5 out of 20, The Chancery Rosewood London 17 out of 20.The Chancery Rosewood London: The 25m pool, Asaya spa, and heated floors get consistent praise, with only minor gripes about pool time slots and Nespresso coffee.
Strengths of COMO Metropolitan London
Strengths of The Chancery Rosewood London
Trade-offs of COMO Metropolitan London
Trade-offs of The Chancery Rosewood London
COMO Metropolitan London The Chancery Rosewood London Only at COMO Metropolitan London
Only at The Chancery Rosewood London
The pitch here is simple: a Mayfair address, a five-minute walk from Hyde Park, and a staff roster that seems to remember your name by the second morning. Ali on the door shows up constantly, greeting kids with presents and handling luggage without being asked twice, and the front desk (Maryam, Vasil, Iolanda) gets thanked for the same thing over and over: fast, warm, no fuss. Rooms run calm rather than showy, caramel tones, velvet, marble, heated bathroom floors, and more than one guest mentioned a Japanese toilet and automatic blinds framing the London Eye.
Where it gets complicated is money. One guest was hit with a £350 charge for alleged carpet stains after checkout, with thin documentation and only a partial refund offered; that's a real risk at these rates, and worth asking about at check-in if you're travelling with kids. The design itself splits opinion too: some find the minimalist look a genuine relief from London's usual chintz, others think it could be a hotel in any city and doesn't feel distinctly London at all. The food and drink program is Nobu-adjacent rather than a destination in its own right, and there's no real spa story to speak of, so this isn't the pick if wellness is the point of the trip.
Book it for the location and the people at the front of house, both of which show up constantly in what guests say. Skip it if you want a hotel with a view (Four Seasons Park Lane is a block away for that) or a serious spa. For a couple or a family wanting Mayfair with genuine warmth at the door, it's a strong, dependable choice.
A suite here starts north of £1,000 a night, and most of what arrives for that money is genuinely special: Joseph Dirand's interiors turned a brutalist former US Embassy into something warm, with walnut, suede, and rare green marble in bathrooms big enough to actually use. The all-suite layout means even the entry-level Grosvenor junior suites run 570-plus square feet, which is enormous by London standards, and the building itself, with its rescued rooftop eagle and carved-out 18-metre basement spa, is worth the visit on its own.
Where it gets shakier is the follow-through. One couple ordered specific teas for afternoon tea and never got them, waiting through a flower tea substitute instead. Another guest watched the AC cycle on and off all night for no reason, with pipes banging every time a tap ran. A five-night stay saw the same pattern repeat daily until checkout, offset mostly by one standout staffer doing more than his job required. The individual service can be exceptional (a butler giving an unscripted private tour, a reception manager remembered by name weeks later) but the hotel doesn't yet run at that level consistently across every shift and outlet.
None of this should talk you out of booking, but go in clear-eyed: this suits someone who wants a striking, modern room and top-tier design over old-world formality, and who can shrug off the odd service stumble at a hotel still finding its rhythm a year after opening. If you want London's old guard doing everything by muscle memory, Claridge's or The Connaught will feel more polished on any given night. For the building, the suites, and Mayfair's best new rooftop bar, book the Chancery.
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COMO Metropolitan London: Ali on the door and Maryam and Vasil at the desk get named constantly, often for small things like sorting luggage or a birthday gift. The Chancery Rosewood London: The 25m pool, Asaya spa, and heated floors get consistent praise, with only minor gripes about pool time slots and Nespresso coffee.
COMO Metropolitan London is ahead on how you’re looked after. The Chancery Rosewood London is ahead on the spa. COMO Metropolitan London adds Romantic; The Chancery Rosewood London adds Architecture and Wellness. Both are tagged Urban, Design and Culinary.
The Chancery Rosewood London leads on this. COMO Metropolitan London: Rooms lean calm and minimalist, with heated floors and Japanese toilets, though one traveller found the look too generic for London. The Chancery Rosewood London: Joseph Dirand’s interiors, the Portland stone facade, and the atrium carved into the old US Embassy get near-universal praise for scale and finish.
The Chancery Rosewood London leads on this. COMO Metropolitan London: Nobu on the ground floor gets singled out for breakfast, though the wider food and drink program feels secondary to the rooms upstairs. The Chancery Rosewood London: Serra and the Eagle Bar draw strong reviews for food and views, though the cocktails and a badly run afternoon tea disappoint some.
Both are in London, about 718 m apart — close enough that the choice is the hotel, not the neighbourhood.
Fat Voyage scores every hotel out of 20 across five dimensions — service, rooms & design, location, dining and wellness — read from the trip reports in the most active luxury travel communities, critics’ reviews and verified guest reviews, with the long, detailed and recent ones counting most. Nothing is paid for, and no hotel can buy a place.
