The Cadogan Belmond, LondonThe Cadogan Belmond in London, United Kingdom has a corrected score of 4.3 ± 0.2 (fair evidence, 3 of 4 platforms), ranked 11 of 785 hotels we score in London. Its platform ratings, normalised to 0-5, average 4.6 before correction: Booking.com 4.4, Tripadvisor 5.0, Google 4.3. Rooms from about $1,333 a night (cached, not a live quote).The Cadogan, A Belmond Hotel, stands on Sloane Street in Chelsea, London, in a grand Victorian building dating from 1880 and fully renovated in 2018. It has 54 rooms and suites, a restaurant and lounge serving British cuisine, a spa, gym, and a well-regarded afternoon tea. The area between Knightsbridge and Belgravia is quiet and upscale, with shopping and cultural attractions close by. Service from long-serving staff and housekeeping standards draw particular praise from guests. Rates start around $1,333 a night, so this is a choice for travellers with a substantial budget, and the smaller rooms may feel snug for those used to larger hotels.What stands out

Experienced, attentive long-serving staff

Tastefully updated historic interiors

Quiet townhouse setting in Chelsea

Strong spa, dining and tea options

Watch out for

Nightly rates start above $1,300

Some rooms are on the small side

Better-scored in London

Hotel 41-A Red Carnation Hotel, London: 4.4 ± 0.2 (solid evidence, 3 of 4 platforms), from $457 a night. Hotel 41 is a five-star boutique hotel at 41 Buckingham Palace Road in Westminster, London, part of the Red Carnation Hotel Collection.

Milestone Hotel, London: 4.3 ± 0.2 (solid evidence, 3 of 4 platforms), from $1,316 a night. The Milestone Hotel is a five-star boutique property set within a restored 1882 Victorian mansion in Kensington.

Pan Pacific London, London: 4.3 ± 0.2 (solid evidence, 3 of 4 platforms), from $615 a night. Pan Pacific London is a 43-storey luxury hotel on Bishopsgate in the City of London, close to Liverpool Street Station.