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Aipas F3 Adventurer Folding Ebike vs Kingbull Ranger 20x4 Fat Tire Ebike

The Aipas F3 is the stronger pick for riders who want a lighter, more powerful folding bike with a big climbing motor and a wide height range. The Kingbull Ranger wins on battery capacity, two-seat utility and retro moped style, but it is heavier in spirit and its steel frame draws creaking complaints. Both are 20-inch fat-tire full-suspension ebikes at 28 mph; the F3 leans sporty and portable, the Ranger leans cruiser and cargo.

  • Choose the Aipas F3 if you want a folding ebike with a 1500W motor, 100 Nm of torque and a 500 lb load rating that fits riders from 4'7" to 6'5".
  • Choose the Kingbull Ranger if you want a long-range 18Ah battery, a two-seat moped-style frame and a 750W motor with throttle for trails and cruising.

Prices

  • Aipas F3 Adventurer Folding Ebike: $598.99 at Amazon (last seen Nov 2)
  • Kingbull Ranger 20x4 Fat Tire Ebike: $799.00 at Kingbull Bike (checked today)
  • Difference: the Aipas F3 Adventurer Folding Ebike is $200.01 cheaper than the Kingbull Ranger 20x4 Fat Tire Ebike at the latest prices (Nov 2 and Nov 10)
Aipas
Aipas F3 Adventurer Ebike

Aipas F3 Adventurer Folding Ebike

Aipas F3 Adventurer Ebike

4.8(1,729 ratings)
$598.99at AmazonChecked Nov 2
See all prices and details
Visit Amazon

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

Pros
  • 1500W motor with 100 Nm climbs 20° grades
  • Folds for transport and storage
  • Aluminum frame keeps it lighter than steel rivals
  • Full suspension with four-link rear
  • Fits a very wide rider height range
Cons
  • 68 lbs is still heavy to lift
  • Assembly is difficult and instructions are poor
  • Real-world range falls short of the claim
  • Single rider only
Kingbull
Kingbull Ranger 20x4 Fat Tire Ebike

Kingbull Ranger 20x4 Fat Tire Ebike

4.7(409 ratings)
$799.00at Kingbull BikeChecked 6 h ago
See all prices and details
Visit Kingbull Bike

Store links may earn us a commission.

Pros
  • 18Ah battery gives the longest pedal-assist range of the two
  • Two-seat design with rack and foot pegs
  • 4-inch fat tires grip sand, gravel and dirt
  • Lights, turn signals, horn and color display
  • Lockable front suspension and rear shocks
Cons
  • Steel frame is heavy and creaks at the seat junction
  • Speedometer reads very inaccurate
  • Seat is hard and tilts forward
  • Battery is hard to unhook the first time
  • Included pump broke on first use

What separates them

Aipas F3 Adventurer Folding EbikeKingbull Ranger 20x4 Fat Tire Ebike
Motor1500W hub motor, 100 Nm torque750W hub motor, 1300W peak, 85 Nm torque
Battery48V 12Ah removable48V 18Ah (864Wh)
Frame materialAluminum, folds to 33.5 x 29.5 inHigh-carbon steel, does not fold
Weight and load68 lbs, 500 lbs capacityHeavier steel build, 350 lbs payload
Tires20 x 3 in puncture-resistant fat tires20 x 4 in fat tires
SeatingSingle riderTwo-seater with rear rack and foot pegs
SuspensionAdjustable front fork plus four-link rearLockable dual-crown fork, 80mm travel, rear dual shocks
Rider fit4'7" to 6'5"Not specified; heavy riders supported

Price history

$799.00$598.99
Oct 29Nov 10
  • Aipas F3 Adventurer Folding Ebike: lowest $598.99 on Nov 2 at Amazon; $739.00 on Nov 4.
  • Kingbull Ranger 20x4 Fat Tire Ebike: lowest $799.00 on Nov 2 at Kingbull Bike; $799.00 on Nov 10.

Prices at every store

Aipas F3 Adventurer Folding Ebike

  • Aipas Bike LLCNew

    In stockReturn policy

    $739.00Checked 6 h ago
    Visit Aipas Bike LLC
  • AmazonNew

    Availability unknown

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

    $598.99Checked Nov 2
    Visit Amazon
  • eBayNew

    Availability unknown

    $787.99Checked Nov 4
    Visit eBay
  • Technically JeffNew

    Availability unknown

    $819.00Checked Nov 3
    Visit Technically Jeff

Also available at

  • aipasbikeCheck price at aipasbike

Store links may earn us a commission.

All 6 stores and price history →

Kingbull Ranger 20x4 Fat Tire Ebike

  • Kingbull BikeNew

    In stock

    $799.00Checked 6 h ago
    Visit Kingbull Bike
  • WalmartNew

    In stockSold by SleekShowerReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $899.00Free shippingChecked 5 h ago
    Visit Walmart
  • Trail Blazers E-BikesNew

    In stock

    $899.00Checked 18 h ago
    Visit Trail Blazers E-Bikes

Store links may earn us a commission.

All 3 stores and price history →

Specs compared

SpecAipas F3 Adventurer Folding EbikeKingbull Ranger 20x4 Fat Tire Ebike
ColorGreenBlack
Number Of Speeds7 speed7 speed
Suspension TypeFull SuspensionFull Suspension
Motor power1500W—
Torque100 Newton meters—
Battery48V 12AH removable—
Pedal assist range74 Miles—
Pure electric range40 Miles—
Charging time4-6 hours—
Top speed28 mph—
Weight68 lbs—
Load capacity500 lbs—
Show all 23 specsShow fewer specs
SpecAipas F3 Adventurer Folding EbikeKingbull Ranger 20x4 Fat Tire Ebike
GearsShimano 7-speed—
Rider height4’7″ and 6’5″—
Gradient capability20°—
Frame MaterialAluminum—
ElectricYes—
Age GroupAdult—
DepartmentUnisex—
Wheel Size20 inch wheels—
Frame Size20 inch frame—
TypeMountain

What reviewers say

Aipas F3 Adventurer Folding Ebike

  • 4.8 / 51,729 ratings

Rated 4.8 out of 5 from 1,729 ratings. Owners call it fun, quick and good value, and like how easily it folds and transports. Complaints center on assembly, a rattle over bumps, the handlebar setup and shorter-than-hoped battery life at high assist.

What people mention
  • AssemblyMixedSome owners find setup more involved than expected, though others call it easy.
  • FoldingPraisedOwners say it folds and transports easily for a bike this size.
  • HandlingPraisedRiders describe it as quick and nimble.
  • Battery lifeCriticisedCharge does not last as long as hoped when using the throttle or top assist.

Kingbull Ranger 20x4 Fat Tire Ebike

  • 4.7 / 5409 ratings

With 4.7 out of 5 from 409 ratings, owners call the Ranger a strong value with a stable ride, good brakes and suspension, and clean welds. The main complaint is the seat, which is hard, leans forward and cannot be raised or lowered.

What people mention
  • Ride feelPraisedOwners say it feels stable and planted, even for riders near 360 lbs.
  • Brakes and suspensionPraisedReviewers call the brakes and full suspension excellent for the price.
  • Build qualityPraisedBuyers note professional welds and quality components.
  • DrivetrainPraised

Questions and answers

Which is better for hills?
The Aipas F3. Its 1500W motor and 100 Nm of torque out-pull the Ranger's 85 Nm, and it is rated for 20° grades.
Which has the longer range?
The Kingbull Ranger. Its 18Ah battery is rated up to 80 miles of pedal assist against the F3's 74, and owners on both report real range below the claim.
Which is easier to store and carry?
The Aipas F3. It folds to 33.5 x 29.5 inches and uses an aluminum frame; the Ranger's steel frame does not fold.
Can I carry a passenger?
Only on the Kingbull Ranger. It has a two-seat design, rear rack and foot pegs with a 150 lb rear rack limit; the F3 is single rider.
Is the Ranger worth stepping up to over the F3?
Step up only if you need the bigger battery, passenger seat or moped look. For climbing power, lighter weight and folding, the F3 is the better bike.
Which is better for shorter riders?
The Aipas F3. It is rated for riders from 4'7" to 6'5", and owners mention a 5'2" rider enjoying it; Kingbull does not publish a height range.

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Tire Width—4 inch tires
The Shimano shifter is reported to work flawlessly with the motor electronics.