Kawasaki Ninja Zx-6r 636 vs Kawasaki Ninja H2r
Side-by-side comparison for used motorcycle buyers
Kawasaki Ninja Zx-6r 636 vs Kawasaki Ninja H2r. Kawasaki Ninja Zx-6r 636: 128 hp @ 13,500 rpm hp, 194 kg (wet/curb weight) weight, top speed 255 km/h, Motoryk rating 8.5/10. Kawasaki Ninja H2r: 310 hp @ 14,000 rpm (with ram-air effect; 300 hp without) hp, 216 kg (curb/wet weight) weight, top speed 400+ km/h (manufacturer-tested; electronically limited in some configurations), Motoryk rating 8.5/10.
Performance at a Glance
Green = winner per metric · Bars are relative to the higher value
Kawasaki Ninja Zx-6r 636
Kawasaki Ninja H2r
Horsepower (hp)
128 hp
310 hp
Torque (Nm)
70.8 Nm
165 Nm
Top Speed (km/h)
255 km/h
400 km/h
Weight (kg) — lower is better
194 kg
216 kg
Type
Supersport
Supersport
Horsepower
128 hp @ 13,500 rpm
310 hp @ 14,000 rpm (with ram-air effect; 300 hp without)
Torque
70.8 Nm @ 11,500 rpm
165 Nm @ 12,500 rpm
Top Speed
255 km/h
400+ km/h (manufacturer-tested; electronically limited in some configurations)
Weight
194 kg (wet/curb weight)
216 kg (curb/wet weight)
Fuel
6.5 L/100km (approximately 15.4 km/L, real-world average)
Estimated 8–12 L/100km under track conditions (no official real-world figure; track-only use)
Fairing
Yes
Yes
Individual Reviews
Kawasaki Ninja Zx-6r 636
8.5/10
"The smartest 600-class buy if you find a clean one."
Pros
+Exceptional midrange for class
+Rock-solid Kawasaki reliability
+Scalpel-precise chassis feel
Cons
−Aggressive ergonomics hurt daily
−Valve checks frequently skipped
−Older models lack modern aids
Kawasaki Ninja H2r
8.5/10
"Spectacular machine, but only for serious, wealthy track obsessives."
Pros
+Unmatched supercharged engineering showcase
+Chassis inspires genuine confidence
+Bulletproof Kawasaki build quality
Cons
−Crippling ongoing maintenance costs
−Track-only limits usability severely
−Previous abuse nearly guaranteed
Top 10 Accessories
Picks that work on either bike.
