Bunch Bikes The K9 4+ vs Christiania Classic Straight Cargo Trike (Mid Drive)The K9 4+ vs Classic Straight Cargo Trike (Mid Drive)
Both checked Sep 2026 against manufacturer pages
Key differences
What actually differs
Weight
Christiania is 68 lb lighter
Bunch Bikes
168 lb
Christiania
100 lb
Total load
Bunch Bikes carries 80 lb more
Bunch Bikes
600 lb
Christiania
520 lb
Rider plus cargo.
Rider limit
Only Bunch Bikes publishes one
Bunch Bikes
250 lb
Christiania
Not published
We can't confirm Christiania's rider limit.
Top speed
Bunch Bikes is 4.5 mph faster
Bunch Bikes
20 mph
Christiania
15.5 mph
Both are Class 2 speeds.
Verdict
Which one for you
- Easiest to lift or carryChristiania Classic Straight Cargo Trike (Mid Drive)68 lb lighter overall.
- Heavier ridersBunch Bikes The K9 4+The only one with a published rider limit (250 lb).
Full specs
Side by side
SpecBunch Bikes The K9 4+Christiania Classic Straight Cargo Trike (Mid Drive)
Fit
Rider height
5′2″–6′6″
5′0″–6′5″
Seat height
29.5-39.5 in (measured from bottom of pedal stroke)
Not published by brand
Rider limit
250 lbBetter
Not published by brand
Total load
600 lbBetter
520 lb
Seats
2
Up to 4 passengers (with optional benches/seats)
Motor
Rated power
500W
250W
Peak power
Not published by brand
500W
Torque
45 Nm
85 NmBetter
Battery
Capacity
614 Wh
Not published by brand
Voltage and amp-hours
48V · 12.8Ah
—
Range and speed
Claimed range
20-30 miles depending on load and terrain
15-50 milesBetter
Top speed
20 mph
15.5 mph
E-bike class
Class 2 (not stated by brand)
EU pedelec (25 km/h)
Size and folding
Folds
No
No
Folded size
Doesn't fold
Doesn't fold
Weight
168 lb
100 lbBetter
Wheels
20 in front (x2), 24 in rear
24 in
Brakes and drivetrain
Brakes
Tektro Auriga E-Twin+ E545/E540 hydraulic disc, 180 mm rotors
Hydraulic disc brakes
Parking brake
Yes
Not published by brand
Gears
7-speed Shimano (Tourney derailleur, Altus shifter)
Not published by brand
Comfort and safety
Suspension
None stated (single gas-spring steering damper only)
Not published by brand
Certifications
UL 2271 and UL 2849; frame, stability and braking tested to DIN 79010
Directive 2014/30/EU, Machine Directive 2006/42/EC, EN 15914
List price
Price
$6,599Better
$7,207
"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.