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Best Boutique Gyms in the UK

Our pick of the 7 best for 2026.

Graft Haus#1
Boutique · Leeds

Graft Haus

★★★★★ 4.9

Graft Haus in Leeds is a standout for premium independent strength. Named Best Independent Gym in the North East at the UK Fitness Awards. An 8,000+ sq ft warehouse gym with a strong free-weight and strength offering, an infrared sauna and an on-site barista cafe. Visit grafthaus.co.uk.

Barry's Soho#2
Boutique · Soho, London

Barry's Soho

★★★★★ 4.7

Barry's Soho in Soho, London is a standout for treadmill and strength hiit. The original Red Room HIIT format that defined the genre. The signature Barry's format, interval treadmill running paired with floor strength work in the iconic Red Room, plus a fuel bar. Visit barrys.com.

1Rebel Victoria#3
Boutique · Victoria, London

1Rebel Victoria

★★★★★ 4.6

1Rebel Victoria in Victoria, London is a standout for nightclub-style boutique classes. Pioneered the immersive nightclub-gym class in the UK. Signature studio formats, Reshape (treadmill and weights), Ride (spin) and Rumble (boxing and strength), in a dark, club-style room with immersive lighting and sound. Visit 1rebel.com.

Sweat IT#4
Boutique · Aldwych, London

Sweat IT

★★★★★ 4.6

Sweat IT in Aldwych, London is a standout for treadmill and rig functional training. Eighteen SKILLRUN treadmills around a single custom functional rig. A bespoke functional rig for up to 20 people flanked by 18 next-gen Technogym SKILLRUN treadmills, plus a protein bar and retail. Visit sweat-it.com.

Underground Gym#5
Boutique · Brighton

Underground Gym

★★★★★ 4.6

Underground Gym in Brighton is a standout for strength, functional and combat. A genuine strength-and-combat hybrid with high-end kit, rare for the area. High-end strength kit across strength, functional and combat zones with minimal waiting times, plus a full class timetable. Visit underground-gym.com.

KXU#6
Boutique · Chelsea, London

KXU

★★★★☆ 4.5

KXU in Chelsea, London is a standout for premium pay-as-you-go classes. KX-level facilities and recovery tech on a pay-as-you-go basis. Around 5,700 sq m with full strength and group-fitness floors, a cafe and a standout recovery suite including a cryotherapy chamber and infra-red sauna. Visit kxlife.co.uk.

Gymbox Holborn#7
Boutique · Holborn, London

Gymbox Holborn

★★★★☆ 4.1

Gymbox Holborn in Holborn, London is a standout for high-energy, wildly varied classes. The most theatrical class programme in London, from Gymboxing to aerial and commercial dance. A boxing ring, sled track, Olympic lifting stations with Eleiko plates, a matted combat area, multiple studios, a huge free-weights floor and a sauna, with 100+ classes a week. Visit gymbox.com.