2024 Kawasaki Ninja ZX-6R vs KAWASAKI Ninja ZX-4RR
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Scores, summary & seat (optional) Estimates and auto text from specs — open if you want them.
Technical score (estimate)
Weighted mix of power, torque, power-to-weight, top speed and lighter weight within this comparison only. Not a real-world verdict — riding style and roads matter.
Usage fit (estimate)
Rough scores for city riding, touring, sporty riding and new riders — mix of specs and bike category. Same caveats as the technical score: traffic, skill and tyres matter.
City / commute
Touring / long rides
Sporty riding
New rider friendly
Seat height (cm)
Figures are as in the database; boots, suspension sag and road surface change how tall the bike feels.
- 2024 Kawasaki Ninja ZX-6R 83 cm Tallest seat here
- KAWASAKI Ninja ZX-4RR 80 cm Lowest seat here
Spread in this comparison: about 3 cm.
Rough guide: comfortable flat-foot reach often needs inseam roughly in the same ballpark as seat height (varies a lot by ergonomics).
Auto summary from specs
Generated from the numbers in the comparison — not a review.
- Power spans 79.1 hp (KAWASAKI Ninja ZX-4RR) up to 122 hp (2024 Kawasaki Ninja ZX-6R).
- Torque spans 69 Nm (2024 Kawasaki Ninja ZX-6R) up to 76.4 Nm (KAWASAKI Ninja ZX-4RR).
- Weight spans 188 kg (KAWASAKI Ninja ZX-4RR) to 198 kg (2024 Kawasaki Ninja ZX-6R).
- Displacement spans 400 cc (KAWASAKI Ninja ZX-4RR) to 600 cc (2024 Kawasaki Ninja ZX-6R).
Reader votes so far — total 1: 2024 Kawasaki Ninja ZX-6R (0); KAWASAKI Ninja ZX-4RR (1).
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| Specification | Kawasaki Ninja ZX-6R | KAWASAKI Ninja ZX-4RR |
|---|---|---|
| Brand | KAWASAKI | KAWASAKI |
| Model | Kawasaki Ninja ZX-6R | KAWASAKI Ninja ZX-4RR |
| Engine size | 600cc | 400cc |
| Power | 122hp | 79.1hp |
| Torque | 69nm. | 76.4nm. |
| Cylinders / valves | 4 cylinders, 16 valves | 4 cylinders, 16 valves |
| Weight | 198kg | 188kg |
| Front brake | 310 mm semi-floating discs, Nissin monobloc 4-piston radial calipers | Twin 290 mm discs, ABS |
| Rear brake | 220 mm disc, 1-piston caliper | Single 220 mm disc, ABS |
| Seat height (cm) | 83cm | 80cm |
| Front tyre | 120/70-17 | 110/70-17 |
| Rear tyre | 180/55-17 | 150/60-17 |
| Cooling | Liquid cooling | Liquid cooling |
| Front suspension | Showa 41 mm inverted fork (SFF-BP), fully adjustable, 120 mm travel | SFF-BP internal parts and adjustable spring preload/4.7 inches, 37 mm inverted fork |
| Rear suspension | Showa gas-charged shock with piggyback reservoir, fully adjustable, 151 mm travel | Horizontal Back-link, BFRC lite gas-charged shock with piggyback reservoir, adjustable compression, rebound, and spring preload/4.9 inches |
| Motorcycle type | Supersport | Supersport |
| Top speed | 280km/h | 235km/h |
| Fuel capacity / consumption | 17 L – 8 L/100km | 15 L – 6 L/100km |
| Service network | ||
| Service quality | ||
| Parts availability | ||
| Price | $15000 | $9399 |
| Brand price lists | View KAWASAKI price list | View KAWASAKI price list |
| Extra features | – 4.3" TFT screen with speedometer, tachometer, odometer, gear indicator, fuel gauge, engine temperature, dual trip meters, range, current and average fuel consumption, clock – LED lights |
Electronic Riding Aids Economical Riding Indicator, Kawasaki Traction Control (KTRC) (3 modes), Kawasaki Quick Shifter (KQS) (dual-direction), Power Modes Special Features 4.3" Full-color TFT Display, Smartphone Connectivity via RIDEOLOGY THE APP -Power Modes -Smartphone Connectivity -Horizontal Back-link Rear Suspension |
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2024 Kawasaki Ninja ZX-6R vs 2023 KAWASAKI Ninja ZX-4RR: listed specifications
The 2024 Kawasaki Ninja ZX-6R and 2023 KAWASAKI Ninja ZX-4RR differ on the listed specifications: the Ninja ZX-6R has more displacement and peak power, and the higher listed top speed, and the Ninja ZX-4RR has more torque, and a lower listed weight.
Engine displacement
Ninja ZX-6R has a clearly larger listed engine displacement (600 cc vs 400 cc).
Peak power
Ninja ZX-6R has a clear listed power advantage (122 hp vs 79.1 hp).
Torque
Ninja ZX-4RR has a modest listed torque advantage (76.4 Nm vs 69 Nm).
Listed top speed
Ninja ZX-6R has a clear listed top-speed advantage (280 km/h vs 235 km/h).
Cooling
Both motorcycles are listed as liquid-cooled.
Weight and seat height
Ninja ZX-4RR has a modest listed weight advantage (188 kg vs 198 kg). Ninja ZX-4RR has a lower listed seat height (80 cm vs 83 cm).
Conclusion
The measurable differences are therefore concentrated in displacement, peak power, torque, listed top speed, weight and seat height.
Frequently asked questions
What is the top speed of Kawasaki Ninja ZX-6R vs KAWASAKI Ninja ZX-4RR?
Kawasaki Ninja ZX-6R is listed at 280 km/h (174 mph) vs 235 km/h (146 mph) for KAWASAKI Ninja ZX-4RR.
Which has more horsepower, Kawasaki Ninja ZX-6R or KAWASAKI Ninja ZX-4RR?
Kawasaki Ninja ZX-6R has 122 hp compared with 79 hp on the KAWASAKI Ninja ZX-4RR.
Which is lighter, Kawasaki Ninja ZX-6R or KAWASAKI Ninja ZX-4RR?
KAWASAKI Ninja ZX-4RR is lighter at 188 kg vs 198 kg for Kawasaki Ninja ZX-6R.
Which is better, Kawasaki Ninja ZX-6R or KAWASAKI Ninja ZX-4RR?
It depends on your riding style. Compare top speed, weight, fuel use and price in the table on this page, then vote for the bike you prefer.
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