Keiser
Keiser M3i Studio Plus Indoor Bike
Keiser M3i Studio Plus Indoor Bike
Delivery Information
Delivery Information
If an item is in stock, it will typically be dispatched promptly, with delivery expected within 14 working days.
If a product is out of stock or made to order, lead times can be up to 12 weeks.
Commercial and customisable orders generally have lead times of 6–12 weeks, depending on the product and supplier.
If an item has a longer lead time than expected, we’ll contact you to confirm before processing the order. If you’re not happy to wait, your order can be cancelled.
The cost of shipping for orders under £1000 will be calculated by weight at the checkout.
Orders of £1000 qualify for free standard delivery.
For some brands, we offer free delivery regardless of order value. Where applicable, this will be clearly shown at the checkout and in the product description under the delivery tab.
If you require installation or white-glove delivery, please email info@truestrengthuk.com before or after placing your order. This service is quoted and scheduled separately.
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M3i Studio Plus Indoor Bike
Bring studio-quality performance into your home or commercial space with the Keiser M Series Indoor Bike. Take your training to the next level, this bike is built for precision, performance, and total comfort. Whether you're chasing personal bests or just want a smoother, more connected ride, you will get a premium indoor cycling experience.
Included with every order: Floor mat, M Series tool kit, media tray, stretch pads, and a lifetime subscription to the Keiser M Series app, giving you everything you need for a complete, high-performance setup.
Read our blog if would like to know the difference between the Keiser bikes and which one is best for you.
Features
Bluetooth and ANT+ support let you sync with your favourite apps and fitness devices for seamless tracking and performance insights.
Train Smarter with Colour: The Ride by Colour system personalises your workout intensity, keeping you motivated and helping you hit your goals faster.
Real-Time Progress Tracking: The studio display gives you instant feedback on RPM, watts, calories, time, and distance so you can monitor every milestone as you ride.
Tailored Comfort: The fully adjustable frame and 4-way handlebars provide a custom fit for every rider, enhancing comfort and posture through every session.
Effortlessly Smooth Ride: Magnetic resistance ensures a quiet, fluid cycling experience that’s low-maintenance and built to last.
Size & Spec
Brand: Keiser
Model: M3i Studio Plus
SKU: KEI-M3-STU-PLUS
MPN: 005509BC
Condition: New
Weight: 42 kg
Maximum User Weight: 159 kg
Dimensions (L x W x H): 129.6 x 66.1 x 124.5 cm
Basic Features
Resistance System: Magnetic – manual
Drive Position: Rear drive
Power Supply: Self-powered (no external electricity required)
Resistance Levels: 72
System: Fixed gear
Transmission: Belt drive
Foldable/Upright Storage: No
Console & Display
Display Type: LCD
Workout Feedback: Cadence (RPM), Calories, Distance, Power (Watts), Resistance Level (Gear), Speed, Time
Tablet Holder: Included
Wireless Connectivity: Bluetooth and ANT+ compatible
Wireless Heart Rate Receiver: Yes
Console Power Supply: Self-powered
Charger for External Devices: No
Screen Mirroring: No
Comfort & Security
Transport Wheels: Yes, for easy movement
Hand Pulse Sensor: No
Fan: No
Speakers: No
Water Bottle Holder: Yes
Pedal Type: SPD mixed pedals (suitable for cycling shoes or trainers)
Pedals Changeable: Yes
Multi-Grip Handlebars: Yes
Handlebar Adjustment: Vertical and horizontal
Saddle: Changeable
Seat Adjustment: Vertical and horizontal
App Compatibility
Fully compatible with leading indoor cycling and training apps, including:
Bkool, Fulgaz, Kinomap, Peloton, Rouvy, Tacx, TrainerRoad, and Zwift.

5.0
Keiser M3i Studio Plus Indoor Bike Review Summary
5.0
What people like
Pros
- Robust Build Quality: Reviewers consistently highlight the high quality and robust construction of the bike, noting its durability and commercial-grade feel.
- Quiet Operation: The bike is praised for its whisper-quiet operation and smooth magnetic resistance, making for a pleasant riding experience.
- Highly Adjustable: It offers extensive adjustability for the seat (4-way) and handlebars, accommodating a wide range of users, including tall and large individuals.
- App Compatibility: The bike offers good connectivity and compatibility with various third-party cycling apps like Zwift, Peloton Digital, and Keiser M Series.
- Pedal-Powered Computer: The bike computer is pedal-powered, which adds convenience and allows for flexible placement without needing an outlet.
- Easy Assembly: Several reviews mention that the assembly is straightforward and the instructions are clear.
- Compact Design: Many appreciate its compact size and relatively light weight, making it suitable for home use.
Cons
- High Price: The bike is frequently mentioned as being expensive, reflecting its commercial-grade quality.
- Basic Console: While functional, the console is considered rather simple compared to some high-tech competitors, lacking a touchscreen.
- Saddle Comfort: Some users find the standard road bike-like seat uncomfortable for long periods.
- Handlebar Reach: The V-shaped frame design means handlebars can get further away from the saddle as they are raised, which might be bothersome for smaller riders.
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'Great quality products, made to last'
Elliot, Birmingham
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I wouldn't hesitate to order from True Strength UK again, their customer service is great'
Ryan, Exeter
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'Fast Delivery'
Lina, Manchester
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Why Buy From Us?
True Strength UK is your trusted partner for premium gym equipment, whether you’re building a business or your dream home setup.
At True Strength UK, we don’t just sell fitness equipment, we help you create the perfect training space, without the stress. From quoting and finance to delivery and support, we handle everything so you can focus on what matters most: helping people build strength and success. Read our About Us page to find out more.
For Gym Owners, We’re With You Every Step of the Way
Opening or upgrading a gym is a big commitment and we know the process can feel overwhelming. That’s where we come in.
When you buy through True Strength UK, you’re not just choosing equipment, you’re choosing a partner who’ll hold your hand through the entire buying journey.
Here’s how we make it easy:
Personal Support: We’ll talk through your goals, space and budget to find what truly fits your gym.
Finance Options: We can help arrange finance to spread the cost and make your investment manageable.
Custom Quotes: We’ll build tailored quotes and secure you the best possible prices across top brands.
All in One Place: No need to spend hours on multiple brand websites, we can source it all for you, just let us know what you want!
Hassle-Free Delivery: We’ll coordinate shipping and ensure everything arrives smoothly and on time.
Think of us as your one reliable port of call for commercial gym projects, from start to finish.
If you are a gym owner or in the process of setting one up, please don't hesitate to reach out to us on info@truetrengthuk.com to chat further. If you would like a particular product and don't see if on our website then we can let you know whether we can supply that.
For Home Gym Customers we Offer Big Brands and a Personal Touch
Setting up your own gym at home should be exciting, not complicated. Whether you’re building a full training space or just adding one key piece of kit, True Strength UK gives you the best of both worlds:
Top Fitness Brands: We supply trusted, high-quality names used by professional gyms.
Simple, Smooth Shopping: Our website is easy to navigate, with clear product info and secure checkout.
Easy to Reach: Got a question? You can reach us quickly, no waiting days for a reply.
Personalised Experience: We take the time to understand what you’re looking for and recommend what suits your space, style and training goals.
Whether it’s a squat rack for your garage or a full studio fit-out, we make the process straightforward and personal.
Why True Strength UK Stands Out
We combine industry knowledge, personal service and brand access in one place, something you won’t get from big-box retailers or brand-specific sites.
With True Strength UK, you’ll save time, avoid stress and feel confident that every detail is handled.
Go to our Contact Us page to get in contact.
Because true strength isn’t just about the weights you lift,
it’s about having the right support behind you to reach your goals.