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Deal.ai › Compare

Wooken 20" Fat Tire Folding E-Bike vs Aostirmotor A20 Fat Tire Folding E-Bike

The Wooken is the better all-round pick. It has a higher-rated 48V system, a 1000W peak motor, full suspension front and rear, and a 350 lb load rating, and owners rate it 4.5 versus 3.9 for the Aostirmotor. The Aostirmotor A20 counters with a higher claimed top speed and a larger 13Ah battery, but it runs 36V, has front suspension only, and weighs more. Buy the Wooken for comfort, build confidence and resale support; buy the Aostirmotor only if top speed matters more than ride quality.

  • Choose the Wooken if you want full suspension, a stronger 48V motor and the higher owner rating for trails and commuting.
  • Choose the Aostirmotor A20 if a higher claimed top speed and a bigger battery capacity matter more to you than rear suspension.

Prices

  • Wooken 20" Fat Tire Folding E-Bike: $439.99 at TotGuard (last seen Oct 30)
  • Aostirmotor A20 Fat Tire Folding E-Bike: $399.99 at Walmart (last seen Nov 8)
  • Difference: the Aostirmotor A20 Fat Tire Folding E-Bike is $40.00 cheaper than the Wooken 20" Fat Tire Folding E-Bike at the latest prices (Oct 30 and Nov 8)
Wooken
Wooken 20 inchx4.0 Fat Tire Electric Bike for Adults 500w Foldable Electric Bicycle

Wooken 20" Fat Tire Folding E-Bike

Wooken 20 inchx4.0 Fat Tire Electric Bike for Adults 500w Foldable Electric Bicycle

4.5(209 ratings)
$439.99at TotGuardObserved Oct 30, 2026, 7:46 AM
See all prices and details
Visit TotGuard
Pros
  • Full suspension front and rear smooths trails and rough pavement
  • 48V system with 1000W peak gives strong acceleration
  • Folds to fit a car trunk or back seat
  • 350 lb load capacity suits larger riders and cargo
  • Owners praise build quality and easy assembly
Cons
  • Heavier than many 20-inch folders at about 63 lbs
  • Mechanical disc brakes, not hydraulic
  • Some buyers report late shipping
  • 20 mph cap limits speed for fast riders
Aostirmotor
Aostirmotor A20 Fat Tire Folding Electric Bike

Aostirmotor A20 Fat Tire Folding E-Bike

Aostirmotor A20 Fat Tire Folding Electric Bike

3.9(107 ratings)
$399.99at WalmartObserved Nov 8, 2026, 5:15 PM
See all prices and details
Visit Walmart
Pros
  • Higher claimed top speed of 25 mph
  • 13Ah battery is larger in capacity terms
  • 20 x 4.0 fat tires handle sand, snow and gravel
  • Folds for storage under a desk or in a boat
  • Seven-speed drivetrain for geared riding
Cons
  • 36V system delivers less torque than a 48V setup
  • Front suspension only, so the rear rides harsh
  • About 70 lbs makes it awkward to lift
  • Lower owner rating of 3.9 raises consistency questions

What separates them

Wooken 20" Fat Tire Folding E-BikeAostirmotor A20 Fat Tire Folding E-Bike
SuspensionLockable adjustable front fork plus rear seat suspensionFront suspension only
Battery and voltage48V 10Ah (480Wh)36V 13Ah (468Wh)
Motor500W rated, 1000W peak500W rear hub
Top speed20 mphUp to 25 mph claimed
WeightAbout 63 lbsAbout 70 lbs
Load capacity350 lbsNot stated
Owner rating4.5 from 209 ratings3.9 from 107 ratings
BrakesMechanical discNot specified

Price history

$1,999.00$399.99
Oct 29Nov 9
  • Wooken 20" Fat Tire Folding E-Bike: lowest $439.99 on Oct 29 at TotGuard; $1,999.00 on Nov 9.
  • Aostirmotor A20 Fat Tire Folding E-Bike: lowest $399.99 on Oct 30 at Walmart; $399.99 on Nov 9.

Prices at every store

Wooken 20" Fat Tire Folding E-Bike

  • Shop SimonNew

    In stock

    $1,999.00+ $4.95 shippingObserved at 5:00 AM
    Visit Shop Simon
  • TotGuardNew

    Availability unknown

    $439.99Observed Oct 30, 2026, 7:46 AM
    Visit TotGuard
  • WookenNew

    Availability unknown

    $439.99Observed Oct 30, 2026, 7:46 AM
    Visit Wooken
  • AmazonNew

    Availability unknown

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

    $494.99Free shippingObserved Nov 8, 2026, 7:26 AM
    Visit Amazon

Store links may earn us a commission. Some prices via Klarna.

All 4 stores and price history →

Aostirmotor A20 Fat Tire Folding E-Bike

  • NeweggNew

    In stock

    $399.99Free shippingObserved at 4:43 AM
    Visit Newegg
  • WalmartNew

    In stockSold by ELFF BIKE CO.,LIMTIED

    $399.99Free shippingObserved Nov 8, 2026, 5:15 PM
    Visit Walmart
  • WalmartNew

    Availability unknown

    $399.99Observed Nov 1, 2026, 5:07 PM
    Visit Walmart
  • epcyclingbike.comNew

    Availability unknown

    $839.00Observed Nov 8, 2026, 5:15 PM
    Visit epcyclingbike.com

Store links may earn us a commission. Some prices via Klarna.

All 4 stores and price history →

Specs compared

SpecWooken 20" Fat Tire Folding E-BikeAostirmotor A20 Fat Tire Folding E-Bike
Number Of Speeds77 speed
Suspension TypeFull suspensionFront Suspension
Frame MaterialAluminum AlloyAluminum
Wheel Size20 inch—
Drivetrain TypeRear Drive—
Intended UseOff-road adventures, Commuting—
Usage TerrainMountain trails, City streets—
Frame TypeFull suspension, Folding—
Brake TypeMechanic Disc Brakes—
Brake HighlightsDisc brake—
Bike TypeElectric bike—
Design MaterialAluminum Alloy—
Show all 37 specsShow fewer specs
SpecWooken 20" Fat Tire Folding E-BikeAostirmotor A20 Fat Tire Folding E-Bike
Weight63 LBS—
Design HighlightsFolding—
Dimensions5.74.270.98 FT—
Range50-60 miles (Max range)—
Maximum Speed20 mph—
Riding StyleUrban commuting, Off-road adventures—
Load Capacity350 lbs—
Age RangeAdult—
Suitable TerrainMountain trails—
Typical Users

What reviewers say

Wooken 20" Fat Tire Folding E-Bike

  • 4.5 / 5209 ratings

Buyers rate it 4.5 out of 5 across 209 ratings and mostly call it solid, well-built and good value. Assembly is described as easy, and owners like the suspension and seat on long rides.

What people mention
  • Build qualityPraisedOwners describe the frame and components as solid and durable.
  • AssemblyPraisedBuyers say it is easy to set up out of the box.
  • PowerPraisedRiders report strong acceleration and pedal assist from the 500W motor.
  • ComfortPraisedThe front fork and rear suspension keep long rides comfortable.

Aostirmotor A20 Fat Tire Folding E-Bike

  • 3.9 / 5107 ratings

Ratings average 3.9 out of 5 across 107 reviews, so most owners are satisfied but a sizable share are not. Complaints tend to center on weight and battery range rather than the motor or tires.

What people mention
  • WeightCriticisedOwners say the roughly 70-lb bike is hard to lift into a trunk or carry up stairs.
  • Battery rangeCriticisedThe 36V 13Ah pack drains quickly with throttle use on fat tires, so riders plan shorter trips.
  • Fat tiresPraisedRiders like the 20 x 4-inch tires on gravel, dirt and uneven pavement.

Questions and answers

Which is better for commuting?
The Wooken. Full suspension and the 48V motor make stop-and-go city riding more comfortable, and it folds smaller for office or apartment storage.
Which handles trails better?
The Wooken, because it has rear suspension as well as a front fork. The Aostirmotor's fat tires help, but the rigid rear end transmits more shock on rough ground.
Which lasts longer?
Both use aluminum frames and similar hub motors. The Wooken's higher owner rating and 48V electronics suggest fewer long-term complaints, but battery care matters more than brand for lifespan.
Is the Aostirmotor worth stepping up to for speed?
Only if 25 mph matters to you. It trades rear suspension, a 48V system and about 7 lbs of weight for that extra top speed.
Can both fit in a car trunk?
Yes, both fold. The Wooken is lighter at about 63 lbs, so it is easier to lift into a trunk or back seat.
Which suits a heavier rider?
The Wooken, which states a 350 lb load capacity. Aostirmotor does not publish a comparable figure for the A20.

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Buying guides that pick them

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Adults
—
Voltage (V)48.0—
Motor PositionBack Wheel—
SuspensionFront—
Total Weight—~70 lbs
Top Speed—Up to 25 mph
Motor Size—500W rear hub motor
Battery Type—36V 13Ah lithium battery
Tire Type—20″ x 4.0″ fat tires
Electric—Yes
Color—Black
Age Group—Adult
Tire Width—4 inch tires
actual_color—Black
size—20" x 4"
Department—Unisex
Folding
Praised
The fold lets owners store it in a car trunk or a small apartment.