Room2 Chiswick, LondonRoom2 Chiswick in London, United Kingdom has a corrected score of 4.1 ± 0.2 (fair evidence, 3 of 4 platforms), ranked 36 of 785 hotels we score in London. Its platform ratings, normalised to 0-5, average 4.4 before correction: Booking.com 4.2, Tripadvisor 5.0, Google 4.0. Rooms from about $337 a night (cached, not a live quote).Room2 Chiswick is an eco-focused aparthotel in Chiswick, West London, a short walk from Turnham Green Underground station with links into Central London. It bills itself as the world's first whole-life net-zero hotel, built with renewable energy technology and energy-efficient construction. The 86 studios combine hotel services with self-catering, each fitted with a kitchenette, and there is a garden, a bar, a gym and laundry facilities. Sofa-bed rooms suit families, and the property works for both short breaks and longer stays. Guests frequently mention the cleanliness, friendly staff and breakfast. One point to note: some visitors find the beds firmer than expected. Rates start around $337 per night.What stands out

World's first whole-life net-zero hotel

Kitchenettes suit longer stays

Friendly staff and good breakfast

Walk to Turnham Green station

Watch out for

Beds firmer than some guests like

Nightly rates are relatively high

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.