Bunch Bikes The K9 4+ vs Bunch Bikes The Original 4+The K9 4+ vs The Original 4+
Both checked Sep 2026 against manufacturer pages
Full specs
Side by side
SpecBunch Bikes The K9 4+Bunch Bikes The Original 4+
Fit
Rider height
5′2″–6′6″
5′2″–6′6″
Seat height
29.5-39.5 in (measured from bottom of pedal stroke)
29.5-39.5 in (measured from bottom of pedal stroke)
Rider limit
250 lb
250 lb
Total load
600 lb
600 lb
Seats
2
4 child seats (front and rear bench) with seatbelts
Motor
Rated power
500W
500W
Torque
45 Nm
45 Nm
Battery
Capacity
614 Wh
614 Wh
Voltage and amp-hours
48V · 12.8Ah
48V · 12.8Ah
Range and speed
Claimed range
20-30 miles depending on load and terrain
20-30 miles depending on load and terrain
Top speed
20 mph
20 mph
E-bike class
Class 2 (not stated by brand)
Class 2 (not stated by brand)
Size and folding
Folds
No
No
Folded size
Doesn't fold
Doesn't fold
Weight
168 lb
168 lb
Wheels
20 in front (x2), 24 in rear
20 in front (x2), 24 in rear
Brakes and drivetrain
Brakes
Tektro Auriga E-Twin+ E545/E540 hydraulic disc, 180 mm rotors
Tektro Auriga E-Twin+ E545/E540 hydraulic disc, 180 mm rotors
Parking brake
Yes
Yes
Gears
7-speed Shimano (Tourney derailleur, Altus shifter)
7-speed Shimano (Tourney derailleur, Altus shifter)
Comfort and safety
Suspension
None stated (single gas-spring steering damper only)
None stated (single gas-spring steering damper only)
Certifications
UL 2271 and UL 2849; frame, stability and braking tested to DIN 79010
UL 2271 and UL 2849; frame, stability and braking tested to DIN 79010
List price
Price
$6,599
$6,499Better
"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.