Strengths & Weaknesses
Strengths
12 features vs 8 features avg
1554Wh vs 1232Wh avg
27.8 Wh/lb vs 22.9 Wh/lb avg
IP54, splash resistant
Weaknesses
8.5 h vs 7.3 h avg
Compared with 5 similarly priced models ($1,132–$1,886), from manufacturer specs.
Performance Overview
Where it stands among 5 similarly priced e-unicycles ($1,132–$1,886), from manufacturer specs. 50% is mid-pack.
How to read this
Each spoke shows where this vehicle ranks among similarly priced e-unicycles: 73% means it beats 73% of them in that area. Rankings come from spec scores computed on fixed scales from manufacturer numbers (the small "spec" value, out of 100), so a high percentage means strong for the money, not perfect. The gray ring and ticks mark mid-pack.
At a Glance
The KingSong 18XL Pro is an electric unicycle listed at $1,509. Manufacturer specs put it at 2200W of rated motor power, a 1554Wh battery, a claimed 78 mile range, and a 37 mph top speed, at 56 lbs.
Next to the 5 other electric unicycles in its price band ($1,132–$1,886), its strongest numbers are included features (12 features vs 8 features avg), battery capacity (1554Wh vs 1232Wh avg), and energy density (battery size for the weight) (27.8 Wh/lb vs 22.9 Wh/lb avg). The tradeoff is charge time (8.5 h vs 7.3 h avg). Beyond the headline numbers it brings an IP54, splash resistant ingress rating.
Full Specifications
KingSong 18XL Pro
Powertrain
- Nominal Power
- 2200 W
- Peak Power
- 4600 W
- Torque
- 140 Nm
- Max Incline
- 40° · 84%
Battery & Range
- Watt Hours
- 1554 Wh
- Battery Brand
- Samsung
- Claimed Range
- 78 mi125.5 km
- Charge Time
- 8.5 h
- Cell Model
- Samsung 35E
- Smart BMS
- Charger Output
- 2.5 A
- Charger Included
- 2.5A standard charger included
- Fast Charger Available
- Fast Charge Time
- 4.3 h
- Max Charge Current
- 5 A
- Charge Ports
- 2
Components
- UL 2272
Ride Comfort
- Suspension Type
- None
- Pedal Height
- 6.3"16 cm
Utility
- Weight
- 56 lbs25.4 kg
- Max Load
- 265 lbs120.2 kg
- IP Rating
- IP54
- Connectivity
- Bluetooth
- App Compatible
- Warranty
- 12 mo
- Headlight
- Tail Light
- Brake Light
- Side Lights
- RGB Lighting
- Handle
- Retractable Trolley
- Speakers
Classification
- Top Speed
- 37 mph59.5 km/h
- Form Factor
- Unicycle
Wheels & Tires
- Tire Size
- 18x2.5
- Wheel Diameter
- 18"
Frame & Geometry
- Overall Length
- 19.5"49.5 cm
- Overall Width
- 8.9"22.5 cm
- Overall Height
- 23.2"59 cm
Smart Features
- OTA Updates
- Location Tracking
- USB Output
Compare KingSong 18XL Pro to other vehicles
Pick a challenger and see every spec side by side.
KingSong 18XL ProvsSimilar E-Unicycles
Worth Reading
Best Of
Fastest Electric Unicycles in 2026: Top Speed Models Compared
The fastest electric unicycles in 2026 reach speeds from 43 to 93 mph, led by the InMotion P6 and KingSong F22 Pro for extreme performance riders.
Best Of
Best Electric Unicycles for Commuting in 2026
The best electric unicycles for commuting balance range, portability, and speed. We break down top picks from budget friendly to long distance workhorses.
Best Of
Best Budget Electric Unicycles in 2026: Top Affordable EUCs Under $1,000
The best budget electric unicycles start around $450 for entry-level models like the InMotion V6, with solid mid-range options under $900 offering speeds up to 28 mph and 37-mile range.