Addmotor E-325 Family Cargo Trike vs Sixthreezero Simple Step Thru Fat Tire Electric TrikeE-325 Family Cargo Trike vs Simple Step Thru Fat Tire Electric Trike
Both checked Sep 2026 against manufacturer pages
Key differences
What actually differs
Same 750W motor, both one rider.
Total load
Addmotor carries 200 lb more
Addmotor
550 lb
Sixthreezero
350 lb
Rider plus cargo.
Rider limit
Only Sixthreezero publishes one
Addmotor
Not published
Sixthreezero
350 lb
We can't confirm Addmotor's rider limit.
Battery
Addmotor has 33% more
Addmotor
~960 Wh
Sixthreezero
~720 Wh
Addmotor figure calculated from 48V × 20Ah. Sixthreezero figure calculated from 48V × 15Ah.
Top speed
Sixthreezero is 1 mph faster
Addmotor
15 mph
Sixthreezero
16 mph
Both are Class 2 speeds.
Verdict
Which one for you
- Heavier ridersSixthreezero Simple Step Thru Fat Tire Electric TrikeThe only one with a published rider limit (350 lb). Addmotor allows more total load but doesn't say how much of it can be the rider.
- Longest ridesAddmotor E-325 Family Cargo TrikeLarger battery. Both range claims are the brand's, not tested.
- Easiest to get onAbout even11″ vs 11″ step-over. Both are very low.
Full specs
Side by side
SpecAddmotor E-325 Family Cargo TrikeSixthreezero Simple Step Thru Fat Tire Electric Trike
Fit
Step-over height
11″
11″
Rider height
5′2″–6′4″
4′11″–6′4″
Seat height
33"-39"
32" (lowest) - 39" (highest)
Rider limit
Not published by brand
350 lbBetter
Total load
550 lbBetter
350 lb
Seats
1 rider
1 rider
Motor
Rated power
750W
750W
Battery
Capacity
~960 WhBetter
~720 Wh
Voltage and amp-hours
48V · 20Ah
48V · 15Ah
Range and speed
Claimed range
Up to 60 miles (PAS 1)Better
up to 50 miles
Top speed
15 mph
16 mph
Size and folding
Weight
198 lb
Not published by brand
Wheels
20" X 2.4" front (x2) / 24" X 3.0" rear
24" front, 20" rear
Brakes and drivetrain
Brakes
EB2.0 Hydraulic Disc Brake; 2*180mm front / 180mm rear rotors on 3 wheels
Tektro disc brakes: 1 front, 2 rear
Parking brake
Yes
Not published by brand
Gears
SHIMANO TOURNEY TY300 7-Speed
Shimano Tourney 7 Speed
Rear differential
No
Yes
Comfort and safety
Suspension
Not published by brand
Steel suspension fork (front)
Certifications
Header tile 'UL Certification 2271'; 'UL-certified Samsung battery'
Not published by brand
List price
Price
$3,699
$2,499.99Better
"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.