Verified September 2026
Koh Fit is a Lamai fitness center and Muay Thai gym aimed at people booking a training stay or serious workout schedule. It opens daily from 6:30 AM, with weekday evenings running to 9 PM and weekends to 8 PM. Reviewers highlight coaching, retreats, pool access, spa facilities, and an on-site cafe. It gets busiest most weekdays from 8–10 AM and again from about 4–7 PM.
Is Koh Fit worth visiting?
Koh Fit is a fitness center and Muay Thai boxing gym in Lamai for people who want structured training rather than a casual drop-in workout. It runs daily from 6:30 AM, closing at 9 PM on weekdays and 8 PM on weekends. Reviewers consistently mention coaching, retreats, a pool, spa/wellness facilities, and an on-site cafe, with the busiest periods usually in the morning and again from late afternoon into evening.
How much does Koh Fit cost?
21 prices. A week's programme from ฿16,133.
Training programmes4
- Total Fitness Retreat1 Week Retreat ฿16,133 without room · 1 Week Retreat, with accommodation ฿22,365 · 2 Week Retreat ฿32,267 without room · 2 Week Retreat, with accommodation ฿44,730 · 4 Week Retreat ฿64,533 without room · 4 Week Retreat, with accommodation ฿89,460
- Muay Thai & Strength & Conditioning Retreat in Koh Samui1 Week Retreat ฿22,150 incl. room · 2 Week Retreat ฿44,300 incl. room · 4 Week Retreat ฿88,600 incl. room
- Weight Loss Retreat2 Week Retreat ฿42,423 without room · 2 Week Retreat, with accommodation ฿54,443 · 3 Week Retreat ฿63,634 without room · 3 Week Retreat, with accommodation ฿81,664 · 4 Week Retreat ฿84,845 without room · 4 Week Retreat, with accommodation ฿108,885
- VIP Transformation4 Week Retreat ฿112,359 without room · 4 Week Retreat, with accommodation ฿141,960 · 6 Week Retreat ฿164,324 without room · 6 Week Retreat, with accommodation ฿207,617 · 8 Week Retreat ฿213,481 without room · 8 Week Retreat, with accommodation ฿269,724
What's it like to train at Koh Fit?
- Facilities
- Air conditioning, free weights, weight machines, cardio machines, functional training area, sauna, steam room, ice bath, pool, showers, towels
- Classes
- Yoga, HIIT, spin, Hyrox, Muay Thai
- Personal training
- Yes
- Stay on site
- Rooms for retreat guests
- Book by
- WhatsApp, phone, email, Facebook Messenger
From kohfitthailand.com, checked . Prices change, so confirm when you book.
What people love
- +Open daily from 6:30 AM, with late weekday hours
- +Sauna, swimming pool, Wi-Fi, and free Wi-Fi
- +Reviews frequently mention Muay Thai retreats and fitness retreats
- +Strong coaching reputation in the reviews
Good to know
- !It gets noticeably busy in the morning and again from late afternoon into evening on most weekdays.
- !Weekend hours are shorter than weekday hours.
Frequently Asked Questions
Location
79/30 M.6, Koh Samui, Surat Thani 84310, ThailandView on Google Maps →
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