I've been covering Black Friday for 7 years, and here are the cheapest (but still good) fitness deals around right now
Top deals from Mobvoi, Renpho, JTX Fitness and beyond
Black Friday has quietly become the best time of year to upgrade your home gym, and 2025’s deals are the strongest I’ve seen yet. Retailers are slashing prices across folding treadmills, exercise bikes, rowers and recovery gear, making it far easier to build a serious workout setup without spending a fortune.
I've tried the brands below in the past, and even though I'd never say that Decathlon's £110 treadmill can be a like-for-like replacement for a Peloton, they are great value for money, especially for those at the beginning of their fitness journey.
From compact walking pads for under-desk steps to full-size folding treadmills with incline, you can finally kit out your cardio corner without sacrificing your living room. Smart bikes, Bluetooth-enabled consoles and space-saving designs are all dropping to wallet-friendly levels, and even big-name brands are joining the price-cutting spree.
If you’ve been meaning to get fitter at home or upgrade that clunky old machine gathering dust in the spare room, now’s the moment. These discounted machines give you more speed, more resistance and more features for far less than usual: now is the time to start chasing a stronger, healthier start to 2026!
Cheap Black Friday fitness sales
- JTX Fitness: up to £250 off treadmills, rowers, bikes, etc.
- Sweatband: up to £300 off Reebok, Echelon, and more
- Decathlon: Up to £100 off Domyos & Corength equipment
- Renpho: massage guns, smart scales, and more for less
- Mobvoi: up to 42% off folding and under-desk treadmills
- Argos: Up to £300 off Adidas, Opti and other treadmills
Treadmills
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Compact, fold-away treadmill built for home use, with speeds up to 14 km/h, Bluetooth connectivity, and 30 pre-set programmes. Delivers solid performance in a small footprint, making it ideal for tight spaces.
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A robust folding treadmill powered by a 2.0 HP motor, speeds from 1-18 km/h, 12 levels of power incline, generous running deck and programme options – home cardio elevated!
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Bring the gym to your home with this high-end foldable treadmill featuring speeds up to 19 km/h, 15 motorised incline levels, a cushioned 145 × 54 cm deck and full Bluetooth/Console+ connectivity for immersive workouts. Built for serious runners in a compact footprint.
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High-end foldable treadmill with top speed of 20 km/h, 12 % incline, CushionStep deck to cut impact by ~30%, and Zwift/Kinomap connectivity. A solid pick for serious runners at home!
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Space-saving 3-in-1 treadmill/walking pad for home/office with 2.5 HP motor, max speed ~12 km/h, foldable design and quiet operation, perfect for walking, light jogging and busy homes.
Exercise bike
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Premium smart indoor cycle offering gym-style performance at home, with heavy flywheel, full adjustability, app integration and an immersive ride experience.
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A budget-friendly, compact exercise bike ideal for beginners. Features a 3 kg flywheel, 8 levels of manual resistance, an adjustable seat and handlebars and a console displaying time, distance, calories and speed.
Rowing machine
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Durable rower combining air + magnetic resistance, stable frame for up to 135 kg user, smooth stroke rail and strong value. An amazing full-body option for home workouts.
Fitness gadgets
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Compact percussion massager with brushless motor reaching up to 3,200 RPM, ultra-quiet under 40–45 dB, ergonomic light design for deep-tissue relief at home or gym.
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Another massage tool from RENPHO: lightweight and compact, offering multiple speed settings and handheld convenience for recovery, one-hand use and portable muscle relief.
Buying fitness equipment on Black Friday: what to look out for
Ensure the machine actually fits your room once assembled, has enough clearance around it, and (if it’s foldable) folds compactly when not in use.
You’re looking for sturdy frames, reliable motors (for treadmills/rowers), smooth motion and strong user-weight capacity. Check for guarantees, especially for parts and labour.
Don’t get sold on every “smart” feature if you’ll only use it for simple workouts. Think about what your goals are: cardio, strength, HIIT? Cheaper basics often suffice.
With big discounts, check return policies, warranty length and availability of service in your region. Finally, confirm the original price isn’t inflated, and compare deals across retailers to be sure you’re really getting value.
Get all the latest news, reviews, deals and buying guides on gorgeous tech, home and active products from the T3 experts

Matt Kollat is a journalist and content creator who works for T3.com and its magazine counterpart as an Active Editor. His areas of expertise include wearables, drones, fitness equipment, nutrition and outdoor gear. He joined T3 in 2019. His byline appears in several publications, including Techradar and Fit&Well, and more. Matt also collaborated with other content creators (e.g. Garage Gym Reviews) and judged many awards, such as the European Specialist Sports Nutrition Alliance's ESSNawards. When he isn't working out, running or cycling, you'll find him roaming the countryside and trying out new podcasting and content creation equipment.
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