One hotel per budget, picked for its gym, not its lobby. Size, equipment, opening hours and extras, with sources.
Checked: 2026-11-02
Best gym in the city: Leonardo Royal Southampton Grand Harbour. Gym with cardio machines, resistance equipment and free weights, plus an indoor heated pool and sauna.
Luxury
Gym photo: Booking.com
Harbour Hotel & Spa Southampton
★★★★★ · Ocean Village
Fitness centre alongside an indoor pool and spa with hydrotherapy in Ocean Village.
Extras
Indoor pool · Spa with hydrotherapy · Sauna
Limited information: confirm the gym with the hotel before booking.
We could not confirm a hotel gym in this category.
3 stars or less
How we choose. We look only at the gym: size, free weights and machines, opening hours, extras like a pool or sauna, and what guests say about it. Categories follow the official star rating. Every fact comes from a public source listed under each hotel. Links to Booking.com are affiliate links: if you book, we may earn a commission at no cost to you.
Gym photo: Booking.com
Gym photo: Booking.com