The KS-14D is one of the most successful unicycle models in the 14" size - leaves most of the competition far behind. An excellent choice for both beginners and those looking to upgrade from their first entry-level electric unicycle. Excellent weight / size to performance ratio.
Background of KS-14D electric unicycle
To better understand what the KS-14D unicycle is, we suggest you take a look at the history of its creation. In early 2015, Kingsong's first breakthrough into the world of electric unicycle was the KS-14C. The 14-inch monowheel, unique for that time, possessed a huge battery consisting of 64 cells and a powerful 800 watt motor. For these characteristics it was quickly loved by enthusiasts around the world. But despite the fact that everything was in order with the power of the wheel, in other aspects a number of shortcomings were revealed.
Motherboard overheating
Under heavy load, temperatures would rise rapidly, forcing the rider to take a break.
Thickness
being over 20cm thick, the wheel was short and wide - which did not provide a comfortable riding position.
Design
The wheel was not the prettiest and was considered by many to be just like an ugly duckling.
Durability and moisture protection
The Achilles heel of the wheel was the motor axis, on which microcracks appeared, which degraded over time. The moisture protection also turned out to be useless.
The Kingsong engineering team learned from the unique but flawed KS-14C wheel to create a new line of KS-14D / DS wheels.
The new wheels are equipped with large heatsinks and an active cooling system.
The wheel has become thinner and more aesthetically pleasing and the telescopic handle makes it easier to transport the wheel.
In terms of reliability, a huge number of improvements have been made - among which are an improved axle, a reinforced body and new pedals.
Max. Speed (km/h) on public roads: 25;
Max. Speed (km/h) on private territories: 30.
Frequently asked questions
What wheel size does the Kingsong KS-14D use?
The KS-14D is a 14-inch electric unicycle, one of the most successful models in that size category.
What is the top speed of the KS-14D on public roads?
The KS-14D is limited to 25 km/h on public roads and reaches up to 30 km/h on private territories.
Who is the Kingsong KS-14D designed for?
It is aimed at beginners as well as riders upgrading from their first entry-level electric unicycle, thanks to its weight-to-performance ratio.
What was improved over the earlier KS-14C?
The KS-14D uses large heatsinks with active cooling, an improved motor axle, a reinforced body and new pedals, plus a telescopic handle for easier transport.
Does the Kingsong KS-14D have a trolley handle?
Yes — the KS-14D is equipped with a telescopic handle that makes carrying and rolling the wheel much easier.
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Data sheet
Max. Speed (km/h)
30
Motor Power (W)
800
Estimated range (km)
40
Battery capacity (Wh)
420
Wheel diametr (Inch)
14
Charging voltage (Volts)
67
Charging time (hours)
3.5
Weight (Kg)
13.9
Max. carrying capacity (Kg)
100
Telescopic handle
Yes
Bluetoth speakers
Yes
Grade
Carl11/06/2025
Kingsong KS-14D 420Wh Electric Unicycle
Fantastic V2 upgrade of what was already great in the first version. Perfect for city, last mile, shopping. Fits in gym lockers. Fast delivery from oneride.eu.
Grade
Stamate Dorin30/05/2025
Kingsong KS-14D 420Wh Electric Unicycle
Great for beginners
Grade
Konstantin Burjak25/10/2024
Kingsong KS-14D 420Wh Electric Unicycle
Excellent!
Grade
François Delpierre24/09/2024
Kingsong KS-14D 420Wh Electric Unicycle
Still the best in its category. Pedals are a not easy to fold, but we really appreciate this new design, and the kill switch to lift the wheel. Just a small wheel that we appreciate having in the trunk or for small trips.
Grade
Viktor Sántha18/11/2023
Kingsong KS-14D Black 420Wh Electric Unicycle
It's a great starter wheel in all aspects. Glad am chose this one.
Grade
Franck Berthier11/10/2023
Kingsong KS-14D Black 420Wh Electric Unicycle
Too early to say if this wheel is a good wheel, but the ks14d seems to be a good wheel for commuting . Every day i commute , i hope it's the best of commuting wheel .bye
Grade
Raul Peixoto12/07/2023
Kingsong KS-14D Black 420Wh Electric Unicycle
Great Wheel for beginners like me...Very portable and agile...The Speakers should delivery More quality of sound but for the price I'm very pleased
Grade
Daniel21/06/2023
Kingsong KS-14D Black 420Wh Electric Unicycle
30km/h is plenty for me, especially since I don't ride with protective gear.
§ 01 / Philosophy
Durable, beginner-friendly. 14" commute · built to last.
Enough capacity for ~40 km of daily urban riding. Sized for a first wheel and short commutes — not a touring battery.
§ motor
800
W · 30 km/h top speed
800 W with large heatsinks and active cooling. Sufficient for 30 km/h on flat urban routes — built around durability rather than peak performance.
§ curb
13.9
kg · light enough for stairs
Light enough to carry up stairs and into lifts. Telescopic handle helps when rolling between floors and across thresholds.
The KS-14 line at its most refined for daily entry-level use.
The KS-14D is KingSong's tough beginner wheel: 420 Wh, 800 W motor, 30 km/h top speed, 13.9 kg curb weight. Active cooling and a reinforced motor axle for durability over the original KS-14C, plus Bluetooth speakers and a telescopic handle.
Sized for first-time riders and short commutes — not a performance wheel.
Tougher chassis than the older 14C, active cooling, reinforced motor axle, telescopic handle and BT speakers. The KS-14D is built around durability rather than top-end speed: a first wheel that survives the learning curve, and a daily commuter that keeps going on short urban routes.
§ 02 / Systems
Four engineering choices that define the KS-14D.
Factory data KingSong KS-14D · 420 Wh
01
420 Wh pack · ~3.5 h charge
Enough energy for around 40 km of daily urban riding, with a full charge in roughly 3.5 hours. Sized for a first wheel and short commutes — not a touring battery.
02
800 W motor · active cooling
800 W motor with large heatsinks and active cooling. Sufficient for 30 km/h on flat urban routes — built around durability rather than peak performance.
03
Reinforced motor axle
Reinforced motor axle versus the original KS-14C. A small structural detail that pushes the KS-14 platform from "first wheel" toward "first wheel that survives the learning curve".
04
Telescopic handle · BT speakers
Telescopic handle for rolling between floors and across thresholds. Bluetooth speakers built in. Practical commute features rather than performance gimmicks.
§ 03 / EnergyCharging
~3.5 h to full.
420 Wh standard pack
Around three and a half hours from empty to full on the standard charger. The 420 Wh pack is sized for daily charges rather than weekend touring — plug it in overnight, ride a full day.
Pack
420 Wh
Charge
~3.5 h to full
Range
~40 km daily use
Cooling
Active · large heatsinks
§ 04 / ReliabilityReinforced axle
Toughened over KS-14C.
First-wheel durability
The KS-14D's reinforced motor axle is the headline durability change from the original KS-14C. Combined with active cooling and a tougher chassis, the KS-14D is the version of the KS-14 line built to absorb beginner riding without complaint.
Axle
Reinforced vs KS-14C
Cooling
Active
Max load
100 kg
IP rating
None published
§ 05 / BuildHandle & audio
Telescopic, with speakers.
Practical commute features
Telescopic handle for rolling between floors and across thresholds. Bluetooth speakers built into the chassis. The KS-14D is sized as a daily city wheel — these are commute features rather than performance gimmicks.
Handle
Telescopic
Audio
Bluetooth speakers
Tire
14" · no suspension
Curb
13.9 kg
§ 06 / Who rides it
The KS-14D is built for first-time riders and short urban commutes — not a long-distance tourer, not a performance wheel, not a heavy-rider platform.
A
The first-time EUC learner
Riders learning to balance and commute on their first wheel. Tougher chassis than the older 14C, reinforced axle and active cooling — built to absorb the learning curve.
B
The short-commute owner
Daily urban riders covering under 40 km. 420 Wh covers the day, ~3.5 h charges overnight, telescopic handle and 13.9 kg curb make stairs and lifts a non-issue.
C
The durability-first buyer
Owners who prioritise durability over peak performance. The KS-14D is the KS-14 line at its most refined for daily entry-level use rather than top-end speed.
×
Long-distance riders
40 km of range is enough for the daily commute, not for touring. For longer days look at a wheel with 800+ Wh of pack.
×
Riders who want >30 km/h cruise
30 km/h is the ceiling on the KS-14D. Riders looking for sustained higher cruise should look at a 16" or 18" platform with a bigger motor.
×
Heavier riders
100 kg max load is the limit. Riders above that should choose a wheel rated for higher load, both for comfort and for the lifespan of the motor and chassis.
30 km/h Manufacturer-stated, private-land setting.
Max. Speed (km/h) on public roads
25Max. Speed (km/h) on public roads: 25; legal/public-road setting. Technical/private-land performance depends on local rules and rider responsibility.
Chassis & contact patch
Tire
14"
Suspension
None
Weight
13.9 kg
Max load
100 kg
Motor axle
Reinforced vs KS-14C
Handle & audio
Handle
Telescopic
Audio
Bluetooth speakers
IP rating
Not officially published by KingSong
In the box
Wheel
KingSong KS-14D 420 Wh
Charger
Standard charger · standard EU plug
Service & docs
2-year EU warranty · home pick-up · CE declaration
Q-01KS-14D or KS-14M?
14D: 420 Wh, 30 km/h, ~40 km range, BT speakers. 14M: 210 Wh, 20 km/h, ~15 km range, no speakers (battery expandable). 14M is the entry; 14D is the practical commuter.
Q-02Out of stock — when does it return?
This SKU rotates. Confirm availability with us before placing an order — we will tell you the realistic next-arrival window and whether the KS-14M or Inmotion V5F is a better current-stock alternative.
Q-03How is it different from the older KS-14C?
Reinforced motor axle, active cooling on the motor with larger heatsinks, and a tougher chassis. Same family, but built for daily entry-level use.
Q-04Does it have an IP rating?
KingSong does not publish an official IP rating for the KS-14D. Treat it as splash-resistant rather than waterproof — heavy rain, deep puddles and pressure washing are all bad ideas.
Q-05EU warranty?
Two years through OneRide with home pick-up service.
Free EU delivery
2–8 working days. Carrier selected by destination and warehouse route.
2 years warranty
Home pick-up service. Battery, motor and chassis faults covered.
14-day returns
Changed your mind? Send it back within 14 days, no questions asked.
Ride · Return · Renew
Trade your KS-14D back in when the next one drops. How it works →
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