icon Skip to content
Financing Available

Option to split your payments over time

Free Shipping

Free Shipping across continental US

Expert Assistance

Need help? Give us a call at +1 888 575-2099

Quality Assurance

Manufacturer's warranty on most items

Kingsmith WalkingPad X21 Double-Fold Treadmill 7.4 MPH

Save 9% Save 9%
Original price $1,099.00
Original price $1,099.00 - Original price $1,099.00
Original price $1,099.00
Current price $999.00
$999.00 - $999.00
Current price $999.00

The Walkingpad X21 Thin Treadmill Is The World's First Treadmill With Double-fold Technology, Which Has Won The German Red Dot Award, And The If Design Award!

This feature of WalkingPad X21 slim treadmill provides a perfect exercise experience at home, saving more space and easy to move everywhere than a traditional treadmill. X21 has the advantage of being able to control everything from the handrail. X21 ultra-thin treadmill will change your life with its luxurious appearance and technical functions while maintaining the foldable and lightweight characteristics of the WalkingPad.

  • INNOVATIVE FOLDING TECHNOLOGY  The double-folding feature reduces the amount of space required. It can be stored in an upright position.

  • DIGITAL DISPLAY SCREEN   A LED digital display screen designed on the handrail of x21 thin treadmill for running, which is practical and exquisite.

  • ONE-TOUCH OPERATION   The X21 series thin treadmills includes an operation panel on the handrail that makes it easier to operate.

  • NFC PAIRING  The interaction interface can be accessed directly using NFC (For android).

  • APP DIGITAL MONITOR  The KS Fit app simultaneously displays your time, speed, steps, and calories burned. Keep track of your workout history

  • DETACHABLE PHONE HOLDER  Place your favorite tablet or phone on the treadmill's detachable holder, simple design with many functions. 

  • INTEGRATED LUXURY FRAME  Black spray paint enhances the beauty and durability of the frame.

See Features Below:

With The Innovative Folding Technique, The Portable Machine Can Be Folded Twice.

WalkingPad X21 foldable thin treadmill has achieved a 90° folding in addition to the previous 180° folding. Its svelte form emphasizes the unique technologies. X21 is the best folding treadmill for small space that can easily fit anywhere in your home.

One Handrail To Control Your Treadmill

WalkingPad X21 adds an operation panel to the armrest, making your operation easier. With a range of speeds ranging from 1-7.45MPH, you can adjust your running speed in real time based on your running status.

Superior Looks, Exceptional Intellect

X21's all-aluminum alloy frame and black coated body give it a beautiful and sturdy appearance. Stability and durability are enhanced by the balance of design aesthetics and power sense.

NFC Connection Provides An Excellent Experience.

NFC-enabled smart sensors make network distribution simple. You'll have direct access to the interface, and data will be updated and shown in real time on your mobile phone and WalkingPad.

#Spotlight - More innovative design, more attention to detail

  • High-strength wear-resisting wheel - Made of wear-resistant PP materials
  • Detachable pallet - Easy to get fixed in place, no fear of bumps
  • One-button switch - Red,bold detail design

Running Upstairs As The Rest Of The Family Sleeps Peacefully Downstairs.

The efficient brushless motor maintains a constant power output and generates just 75dB of noise at maximum speed under no-load conditions, allowing you to operate at full speed without disturbing downstairs neighbors.

Home-Based Star-Level Runway

The four-layer professional track simulates real running and improves the comfort and safety of sports.

Product Name : WalkingPad X21 Foldable Treadmill
Motor : Brushless motor
Panel material : Acrylic
Body material : ABS + aluminum alloy
Panel connection : OLED screen
Rated Power : 918W
Display Feedback : Time, Speed, Distance, Calories, Steps
Speed Range : 1 - 7.45MPH / 12KPH
Double Fold Technology : YES
Unfold Size : 39.6 * 27.99 * 55.9in / 1007 * 711 * 1420mm
Folded Size : 39.6 * 27.99 * 8.86in / 1007 * 711 * 225mm
User Capacity : 240 lbs / 110KG
Running Area : 18.1 * 47.6in / 460 * 1210mm
Other functions : Overload protection, automatic standby, child lock function
Frequency : 50- 60Hz
Voltage : US Version: 110V | UK Version: 220V | EU Version: 220V | JP Version: 110V


  • WalkingPad * 1
  • Power Cord * 1
  • Safety Key * 1
  • Allan Wrench * 1
  • Dimethicone * 1

Packing Detail

  • Net Weight : 81.57 lbs / 37KG
  • Gross Weight : 92.59 lbs / 42KG

Additional Option

  • APP : KS Fit
  • Color option : Space gray

Order shipment preparation takes 3 days. Once shipped orders usually takes 2 weeks to be delivered. These are estimations; delivery can be delayed for reasons beyond our control. You can always contact us to know the exact delivery time once you placed an order with us. Have a look at our shipping policy here.