

Side-by-side
The Chancery Rosewood London vs Rosewood Villa Magna
The Chancery Rosewood London: The former US Embassy conversion pairs a Portland-stone brutalist shell with walnut-and-suede interiors, and even entry suites read as spacious by London standards. Rosewood Villa Magna: Sits right in Salamanca off Serrano, walkable to the best shops and restaurants in Madrid and repeatedly named the property's clearest win.
Can't split them? Tell us the trip and we'll say which one we'd book — then book it at the same rate as direct, our perks attached.
Rosewood
Fat ApprovedThe Chancery Rosewood London
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.
Rosewood
Fat ApprovedRosewood Villa Magna
A Rosewood hotel on Madrid's Paseo de la Castellana in the Salamanca neighbourhood, with a spa and multiple dining and lounge outlets.
Strengths & trade-offs
The Chancery Rosewood London
Strengths
- Joseph Dirand's residential-feeling suites with walnut, brass, and rare green marble baths
- Rare 25m pool and expansive underground Asaya spa for central Mayfair
- Standout F&B lineup including a Ginza-style Michelin omakase and the destination Eagle Bar
- Dramatic brutalist-to-warm transformation of the former US Embassy building
- All-suite format delivers genuine space even in entry-level categories
Trade-offs
- Service consistency wavers — reactive recovery rather than proactive anticipation
- Concierge recommendations and tour pricing have drawn specific complaints
- Afternoon tea and some F&B execution described as hit-or-miss
- AC and plumbing noise issues reported in some suites
Rosewood Villa Magna
Strengths
- Unbeatable Salamanca location on the Castellana, walkable to top shopping and restaurants
- Breakfast and bar scene consistently praised, even by critical reviewers
- Standout individual staff moments (concierge rescues, doctor calls, birthday gestures)
- Elegant, discreet, residential-feeling rooms with genuine comfort
Trade-offs
- Inconsistent execution on fundamentals — coffee grounds, undercooked food, hot water outages
- Billing and complaint-resolution process described as slow and combative
- No pool, and the property functions more like a restaurant-and-bar collection than a full-service five-star hotel
- Service can feel procedural rather than intuitive, falling short of Rosewood's flagship properties
Scoreboard
| Dimension | The Chancery Rosewood London/ 20 | Rosewood Villa Magna/ 20 |
|---|---|---|
| Tier | Fat Approved | Fat Approved |
| Overall Fat Score | 16.5+0.5 | 16 |
| Service | 15Even Named staff like Abdullah and Mario earn real praise, but multiple stays log recurring slow room service and AC problems that a single standout doesn't offset. | 15Even Reports split hard: doormen and named staff like Claudia, Rubén and Laura get real praise, but multiple guests describe billing disputes and complaints met with stonewalling. |
| Design | 18.5+2 The former US Embassy conversion pairs a Portland-stone brutalist shell with walnut-and-suede interiors, and even entry suites read as spacious by London standards. | 16.5 Guests love the artwork and the renovated rooms, though one longtime Rosewood stayer found the lighting flat and the common areas short on any real lobby. |
| Location | 18 Grosvenor Square puts you in Mayfair without the Bond Street crush, an easy walk to Mount Street and Berkeley Square. | 18.5+0.5 Sits right in Salamanca off Serrano, walkable to the best shops and restaurants in Madrid and repeatedly named the property's clearest win. |
| Dining | 17+1 Serra and the Eagle Bar get real enthusiasm for food and views, but the minimum spend and pricey, underwhelming cocktails at the Eagle Bar are a recurring gripe. | 16 The calamari and fava beans and the buffet breakfast draw real fans, but the winter chalet raclette (three slices of cheese, no wooden spatula) draws real anger. |
| Wellness | 17.5+2 The spa and pool get called some of the best in London, though families should know under-18s are barred from the gym and treatments. | 15.5 The spa gets mentioned as a draw and a reason to return, but almost nobody who stayed actually had time to use it. |
The Verdicts
The Chancery Rosewood London
The Chancery took the old US Embassy on Grosvenor Square, a brutalist Portland stone block Mayfair had learned to look past, and turned it into the most architecturally confident hotel London has opened in years. Joseph Dirand's suites run genuinely residential, walnut and brass and rare green marble baths, with even the entry Junior Suites hitting 570+ sq ft. The 25m pool and Asaya spa below ground are a real point of difference in a city where most luxury hotels can't spare the basement for it, and the Ginza-style omakase plus the Eagle Bar (that salvaged B-52 eagle now sitting over two new penthouse floors) are destination-worthy on their own, not add-ons.
The service is uneven, and it's been uneven since the September 2025 opening, not just in the first nervous weeks. One guest got a butler who gave an unforgettable private tour and a manager who remembered a child's name; another, a week later, got an AC unit switching itself on at 3am, an afternoon tea where the tea itself never arrived, or a concierge quoting £1,200 for a tour bookable elsewhere for £250. Several stays land on the same description without prompting each other: reactive rather than anticipatory, fixed after the fact rather than caught before it happens. Nearly a year in, that's not opening jitters, it's still the pattern. Worth pricing in, not worth avoiding the hotel over.
Book it for the design, the suites, and the spa: nothing else in Mayfair offers this much space and wellness for the money. Go in knowing service is a dice roll, not a guarantee — if flawless, intuitive staff matters more to you than anything else, Claridge's or the Connaught still deliver that more reliably. For the building and the suite alone, this earns the trip.
Rosewood Villa Magna
The case here is the address: deep in Salamanca on the Castellana, footsteps from the best shopping and restaurants in Madrid, and several travellers rank it above the Four Seasons and level with the Mandarin Oriental Ritz on that point alone. Breakfast and the bar back it up: the calamari and fava beans get named specifically, and even guests who left frustrated by other things still bring up the buffet and the Tarde.O crowd.
Set against that: a concierge named Pablo tracked down a lost passport through overnight contacts at El Corte Inglés before a 6am flight, and another stay saw a doctor arranged within the hour for a guest with a respiratory infection. Those moments are real, but so are the ordinary slip-ups: coffee arriving with grounds still in it, one stay losing hot water two nights out of three, pancakes sent back undercooked twice at the same table. Billing is the sharper problem. Several 2026 guests describe incorrect charges that took days of emails and late-night calls to sort out; one froze their card rather than keep arguing. There's no pool, and more than one traveller has described the place as feeling like a restaurant-and-bar collection with rooms attached rather than a full five-star hotel. Service is competent and occasionally warm, but it does what's asked rather than anticipating it, which is a fair gap from what Rosewood delivers at its best addresses.
Book it for the address, the breakfast, and the bar scene, and go in with your eyes open: check the folio daily, and don't expect the room or the spa to be the memory you take home. Travellers wanting a full-service five-star with a pool and steadier polish tend to land at the Four Seasons down the road, but nobody's saying it has this address.

Still torn between The Chancery Rosewood London and Rosewood Villa Magna?
We're Sofie and Nicolas, the two of us behind Fat Voyage — and we've stayed in hotels like these ourselves. Tell us what the trip is and we'll tell you which one we'd book, and why. We're not a booking service, but a few times a year we plan one properly for someone; if that's what you're after, say so.
You'll be dealing with the two of us the whole way through, which is why we only take on a handful of trips at a time — if we're full, we'll say so. We reply by email, usually within one working day. The hotel pays us, not you: your rate is the same as booking direct, and the perks come on top.
Common questions
Which should I book — The Chancery Rosewood London or Rosewood Villa Magna?
The Chancery Rosewood London: The former US Embassy conversion pairs a Portland-stone brutalist shell with walnut-and-suede interiors, and even entry suites read as spacious by London standards. Rosewood Villa Magna: Sits right in Salamanca off Serrano, walkable to the best shops and restaurants in Madrid and repeatedly named the property's clearest win.
What's the difference between The Chancery Rosewood London and Rosewood Villa Magna?
Both are Urban, Design, Culinary and Wellness. The Chancery Rosewood London adds Architecture and Mayfair; Rosewood Villa Magna adds Heritage. The Chancery Rosewood London is ahead on the rooms. Rosewood Villa Magna is ahead on where it puts you.
Which is better for design, The Chancery Rosewood London or Rosewood Villa Magna?
The Chancery Rosewood London leads on this. The Chancery Rosewood London: The former US Embassy conversion pairs a Portland-stone brutalist shell with walnut-and-suede interiors, and even entry suites read as spacious by London standards. Rosewood Villa Magna: Guests love the artwork and the renovated rooms, though one longtime Rosewood stayer found the lighting flat and the common areas short on any real lobby.
Which is better for wellness, The Chancery Rosewood London or Rosewood Villa Magna?
The Chancery Rosewood London leads on this. The Chancery Rosewood London: The spa and pool get called some of the best in London, though families should know under-18s are barred from the gym and treatments. Rosewood Villa Magna: The spa gets mentioned as a draw and a reason to return, but almost nobody who stayed actually had time to use it.
Where are The Chancery Rosewood London and Rosewood Villa Magna?
The Chancery Rosewood London is in London, United Kingdom; Rosewood Villa Magna is in Madrid, Spain.
How does Fat Voyage compare The Chancery Rosewood London and Rosewood Villa Magna?
Fat Voyage scores every hotel out of 20 across five dimensions — service, design, location, dining and wellness — from independent signals: the most active luxury travel communities, major editorial publications, and verified guest reviews, weighted by source credibility, depth and recency. Nothing is paid for, and no hotel can buy a place.





