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: Hotel Marina Club. Indoor gym with a pool view plus an outdoor gym, though reviews are mixed.
LuxuryBest gym in the city
Gym photo: Booking.com
Hotel Marina Club
★★★★★ · Olsztyn
Gym with a view of the pool and an outdoor gym. Some reviews call it well equipped, while many others say it is modest, with old exercise bikes that do not work.
Extras
Outdoor gym · Pool view
Limited information: confirm the gym with the hotel before booking.
Fitness centre with cardio and strength equipment, available 24 hours on request, plus sauna access. Several reviews say the equipment is outdated and the room small and hot.
Hours
Open 24 hours
Equipment
Cardio equipment · Strength equipment
Extras
Sauna
Limited information: confirm the gym with the hotel before booking.
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.