Addmotor Greattan L Single battery vs Addmotor M-380 Tandem Single batteryGreattan L Single battery vs M-380 Tandem Single battery
Both checked Sep 2026 against manufacturer pages
Key differences
What actually differs
Same 750W motor.
Weight
Addmotor is 7 lb lighter
Addmotor
154 lb
Addmotor
147 lb
Total load
Addmotor carries 50 lb more
Addmotor
500 lb
Addmotor
550 lb
Rider plus cargo.
Rider limit
Addmotor allows 150 lb more
Addmotor
350 lb
Addmotor
500 lb
The most the rider alone can weigh.
Verdict
Which one for you
- Easiest to lift or carryAddmotor M-380 Tandem Single battery7 lb lighter overall.
- Heavier ridersAddmotor M-380 Tandem Single batteryHighest published rider limit (500 lb).
- Easiest to get onAbout even17.3″ vs 17.3″ step-over.
Full specs
Side by side
SpecAddmotor Greattan L Single batteryAddmotor M-380 Tandem Single battery
Fit
Step-over height
17.3″
17.3″
Rider height
5′4″–6′4″
5′2″–6′4″
Seat height
30.7"-38.6" (min/max saddle height)
31.55"-45" (min/max saddle height)
Rider limit
350 lb
500 lbBetter
Total load
500 lb
550 lbBetter
Seats
2 (rider saddle with backrest + rear passenger seat 23.43" x 13.78", passenger…
2 (tandem, independent front and rear pedals; rear backrest)
Motor
Rated power
750W
750W
Peak power
1,400W
Not published by brand
Torque
90 Nm
Not published by brand
Battery
Capacity
~960 Wh
~960 Wh
Voltage and amp-hours
48V · 20Ah
48V · 20Ah
Range and speed
Claimed range
65 miles with 1 battery
up to 65 miles
Top speed
20 mph
20 mph
Size and folding
Folds
No
No
Folded size
Doesn't fold
Doesn't fold
Weight
154 lb
147 lbBetter
Wheels
24" front / 20" rear
24" front / 20" rear
Brakes and drivetrain
Brakes
Mechanical disc with motor cutoff sensor; 180mm rotors on 3 wheels
Tektro mechanical disc brakes on each wheel
Parking brake
Yes
Yes
Gears
Shimano Tourney TY300 7-speed, 14-32T freewheel
Shimano 7-speed
Rear differential
Yes
Yes
Comfort and safety
Suspension
ADDSHOX 24" oil spring double-shoulder suspension fork ('extra long travel', mm not…
Oil spring fork, 80mm travel
Certifications
UL 2271 (battery)
UL 2271 (battery)
List price
Price
$3,899Better
$4,099
"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.