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Deal.ai › Compare

Kingbull Ranger Vintage Off-Road E-Bike vs Rad Power Bikes RadRunner 2

The Kingbull Ranger is a high-performance moped-style bike built for off-road trails and speed, featuring full suspension and a powerful peak motor. The RadRunner 2 is a more focused utility bike designed for urban reliability and safety, backed by extensive UL certifications. Choose the Ranger for adventure and raw power, or the RadRunner 2 for a dependable, street-legal commuter with a massive ecosystem of accessories.

  • Choose the Ranger if you want a fast, full-suspension off-road bike with vintage motorcycle styling and a long-range battery.
  • Choose the RadRunner 2 if you need a reliable, safety-certified utility bike for city commuting and cargo hauling.

Prices

  • Kingbull Ranger Vintage Off-Road E-Bike: $799.00 at Kingbull Bikes (checked today)
  • Rad Power Bikes RadRunner 2: $470.24 at ennoki (checked today)
  • Difference: the Rad Power Bikes RadRunner 2 is $328.76 cheaper than the Kingbull Ranger Vintage Off-Road E-Bike today
Kingbull
Kingbull Ranger Vintage Off-Road Electric Bike

Kingbull Ranger Vintage Off-Road E-Bike

Kingbull Ranger Vintage Off-Road Electric Bike

4.7(422 ratings)
$799.00at Kingbull BikesChecked 2 h ago
See all prices and details
Visit Kingbull Bikes
Pros
  • High peak power of 1300W for steep hills
  • Dual suspension absorbs heavy trail bumps
  • Extended range up to 80 miles
  • Includes turn signals and integrated horn
Cons
  • Heavy 88 lb curb weight
  • Inaccurate speedometer reported by users
  • Fixed seat height limits ergonomic adjustment
Rad Power Bikes
Rad Power Bikes RadRunner 2

Rad Power Bikes RadRunner 2

$470.24at ennokiChecked 2 h ago
See all prices and details
Visit ennoki
Pros
  • Industry-leading UL safety certifications
  • Simpler maintenance with single-speed chain
  • Highly customizable with Rad Power accessories
  • Lighter and more maneuverable in traffic
Cons
  • No suspension makes for a bumpy ride on gravel
  • Lower range and battery capacity
  • Single gear makes steep hills harder without motor

What separates them

Kingbull Ranger Vintage Off-Road E-BikeRad Power Bikes RadRunner 2
SuspensionFull suspension with dual-crown front fork and rear shocksRigid frame with no suspension
Top SpeedUp to 28 MPH (Class 3 capable)20 MPH (Class 2 limited)
Battery Capacity864 Wh (48V 18Ah)672 Wh (48V 14Ah)
DrivetrainShimano 7-speed gearsSingle-speed drivetrain
Safety CertificationStandard electrical componentsUL 2849 and UL 2271 certified system
Tire Profile4.0" wide all-terrain fat tires3.3" wide urban utility tires
Payload Capacity350 lbs total capacity300 lbs total capacity

Price history

$1,399.00$470.24
Oct 28Nov 15
  • Kingbull Ranger Vintage Off-Road E-Bike: lowest $799.00 on Nov 15 at Amazon.
  • Rad Power Bikes RadRunner 2: lowest $470.24 on Nov 9 at ennoki; $470.24 on Nov 15.

Prices at every store

Kingbull Ranger Vintage Off-Road E-Bike

  • Kingbull BikesNew

    In stockReturn policy

    $799.00Checked 2 h ago
    Visit Kingbull Bikes
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $799.00Free shippingChecked 2 h ago
    Visit Amazon

Also available at

  • Kingbull BikeCheck price at Kingbull Bike

Store links may earn us a commission.

All 2 stores and price history →

Rad Power Bikes RadRunner 2

  • ennokiNew

    In stock

    $470.24Free shippingChecked 2 h ago
    Visit ennoki
  • ennokiNew

    In stock

    $470.24Free shippingChecked Nov 9
    Visit ennoki
  • home furniture and carpetNew

    In stock

    $549.99Free shippingChecked Nov 9
    Visit home furniture and carpet
  • MoblimNew

    In stock

    $899.00Free shippingChecked 2 h ago
    Visit Moblim
All 8 stores and price history →

Specs compared

SpecKingbull Ranger Vintage Off-Road E-BikeRad Power Bikes RadRunner 2
ColorBlackForest Green
Number Of Speeds7 speed1 speed
Tire Width4 inch tires3.3 inch tires
Wheel Size20 inch wheels20 inch wheels
Motor power750W—
Peak power1300W—
Torque85 Nm—
Battery48V 18Ah / 864Wh—
Claimed rangeUp to 80 miles—
Top speedUp to 28 MPH—
Tires20" × 4.0"—
SuspensionDual-crown hydraulic suspension, 80mm travel—
Show all 21 specsShow fewer specs
SpecKingbull Ranger Vintage Off-Road E-BikeRad Power Bikes RadRunner 2
BrakesHydraulic disc brakes—
Payload350 lbs—
Weight88 lbs—
DrivetrainShimano 7-speed—
Suspension TypeFull Suspension—
Frame MaterialAluminum—
ElectricYes—
Age Group—Adult
Department—Unisex

What reviewers say

Kingbull Ranger Vintage Off-Road E-Bike

  • 4.7 / 5422 ratings

Rated 4.7 out of 5 from 422 ratings, the Ranger draws praise for build quality, power and ride comfort. The main recurring complaint is the riding position, which some riders fix with handlebar risers.

What people mention
  • Build qualityPraisedOwners describe professional welds and dependable parts.
  • PowerPraisedRiders say it climbs hills and handles rough trails with ease.
  • Ride comfortPraisedFat tires and full suspension give a smooth, stable ride.
  • Heavy ridersPraisedIt carries riders near or above 350 lbs without complaint.

Rad Power Bikes RadRunner 2

Owners treat the RadRunner 2 as a dependable errand and short-commute bike, praising the motor, range and cargo flexibility. Common complaints center on weight, the single gear and a stiff ride over rough roads.

What people mention
  • Motor powerPraisedRiders say the 750W hub motor pulls strongly, even with a passenger or cargo aboard.
  • WeightCriticisedOwners call it heavy to lift, especially up stairs or onto a car rack.
  • GearingCriticisedThe single speed leaves riders pedaling fast at higher assist speeds and struggling on steep climbs.
  • Ride comfortMixedFat tires help, but the rigid fork still makes rough pavement feel harsh.

Questions and answers

Which bike is better for steep hills?
The Kingbull Ranger is superior for hills due to its 1300W peak power and 7-speed Shimano drivetrain, which allows you to downshift for mechanical advantage. The RadRunner 2 is a single-speed, meaning the motor does all the heavy lifting on inclines.
Can the RadRunner 2 handle off-road trails?
While it has wide tires, the RadRunner 2 lacks suspension, making it uncomfortable on rocky or rooted trails. The Kingbull Ranger is specifically designed for off-road use with its dual-crown hydraulic fork and rear shocks.
Which e-bike is safer for indoor storage?
The RadRunner 2 is the safer choice for indoor storage as its entire electrical system and battery are UL 2849 and UL 2271 certified, meeting strict fire safety standards.
Is the Kingbull Ranger street legal?
The Ranger can reach 28 MPH, classifying it as a Class 3 e-bike. You should check local regulations, as some bike paths restrict speeds to 20 MPH, which is the limit for the Class 2 RadRunner 2.

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