Mooncool TK2 vs Sixthreezero Fat Tire Reverse E TrikeTK2 vs Fat Tire Reverse E Trike
Both checked Sep 2026 against manufacturer pages
Key differences
What actually differs
Both fold.
Total load
Mooncool carries 150 lb more
Mooncool
450 lb
Sixthreezero
300 lb
Rider plus cargo.
Battery
Sixthreezero has 33% more
Mooncool
720 Wh
Sixthreezero
~960 Wh
Sixthreezero figure calculated from 48V × 20Ah.
Top speed
Sixthreezero is 0.5 mph faster
Mooncool
15.5 mph
Sixthreezero
16 mph
Both are Class 2 speeds.
Verdict
Which one for you
- Longest ridesSixthreezero Fat Tire Reverse E TrikeLarger battery. Both range claims are the brand's, not tested.
- Easiest to get onSixthreezero Fat Tire Reverse E TrikeLowest step-over: 12.5″ vs 16″.
Full specs
Side by side
SpecMooncool TK2Sixthreezero Fat Tire Reverse E Trike
Fit
Step-over height
16″
12.5″Better
Rider height
5′0″–6′3″
Not published by brand
Seat height
30.3 ~ 39 in (770-990 mm)
33" (lowest) - 46.5" (highest)
Total load
450 lbBetter
300 lb
Seats
Not published by brand
1 rider
Motor
Rated power
500W
48W
Peak power
1,092W
Not published by brand
Torque
65 Nm
Not published by brand
Battery
Capacity
720 Wh
~960 WhBetter
Voltage and amp-hours
48V · 15Ah
48V · 20Ah
Range and speed
Claimed range
35-60 milesBetter
0 - 50 Miles ('recommended riding distance')
Top speed
15.5 mph
16 mph
E-bike class
Class 2
Not published by brand
Size and folding
Folds
Yes
Yes
Folded size
39.4 × 28.7 × 26.8″
Not published by brand
Weight
90.4 lb
Not published by brand
Wheels
20"
16" x 4" front (x2); 20" x 4" rear
Brakes and drivetrain
Brakes
STARUNION 150 hydraulic disc, 180mm*2.3mm rotors
Front & Rear Hydraulic Disc Brakes
Parking brake
Yes
Not published by brand
Gears
1 speed; 36T crank / 18T freewheel
Shimano Tourney 7-Speed
Rear differential
Yes
Not published by brand
Reverse
Yes
Not published by brand
Comfort and safety
Suspension
Forged alloy fork, 40mm travel, oil-damped with lockout
None stated (sixthreezero Tilting Steering Fork)
Certifications
UL 2849 & UL 2271 by SGS; CFR 1512
Not published by brand
List price
Price
$1,499.99Better
$2,499.99
"Better" marks the stronger figure where one clearly exists. Range and battery claims are the brand's own. "~" means we calculated it. "—" means we haven't checked it yet. Sources and any conflicting figures are on each model page.