Kawasaki Ninja ZX-6R vs Yamaha YZF-R6: specs compared
Side-by-side specs of the Kawasaki Ninja ZX-6R (2024-2025) and the Yamaha YZF-R6 (2021-2025), using the latest model year of each.
Key differences
- Power: Kawasaki Ninja ZX-6R 122 hp, Yamaha YZF-R6 117 hp.
- Torque: Kawasaki Ninja ZX-6R 69 Nm, Yamaha YZF-R6 61.7 Nm.
- Weight: Kawasaki Ninja ZX-6R 198 kg, Yamaha YZF-R6 190 kg.
Key figures
Power hp
- Kawasaki Ninja ZX-6R (2024-2025)122 (best)
- Yamaha YZF-R6 (2021-2025)117
Torque Nm
- Kawasaki Ninja ZX-6R (2024-2025)69 (best)
- Yamaha YZF-R6 (2021-2025)61.7
Weight kg
- Kawasaki Ninja ZX-6R (2024-2025)198
- Yamaha YZF-R6 (2021-2025)190 (best)
Full specs
| Specification |  2024-2025 Remove |  2021-2025 · R6 RACE (track-only; sold briefly as 'GYTR' special edition in 2022) Remove |
|---|---|---|
| Category | Supersport | Supersport |
| Years | 2024-2025 | 2021-2025 |
| Engine | 636cc liquid-cooled inline-four, DOHC, 16-valve, Euro5-compliant | 599cc liquid-cooled inline-4, DOHC, 16 titanium valves, 13.1:1 compression — same engine as 2017-2020 street bike, re-based on the 2020 Euro-spec R6 |
| Cylinders | 4 | 4 |
| Displacement | 636 cc | 599 cc |
| Power | 122 hp @ 13,000 rpmBest | 117 hp @ 14,500 rpm |
| Torque | 69 Nm @ 11,000 rpmBest | 61.7 Nm @ 10,500 rpm |
| Transmission | 6-speed manual, chain final drive | 6-speed manual with multiplate slipper/assist clutch, chain final drive, quickshifter fitted |
| Final drive | chain | chain |
| Weight | 198 kg (wet) | 190 kg (wet)Best |
| Seat height | 830 mm | 850 mm |
| Fuel capacity | 17 L | 17 L |
| Front suspension | 41mm inverted Showa SFF-BP fork, adjustable preload and rebound damping | 43mm KYB inverted fork, fully adjustable, 120mm (4.7in) travel |
| Rear suspension | UNI-TRAK single shock, twin-sided aluminum swingarm, adjustable preload and rebound damping | KYB single shock, fully adjustable, 120mm (4.7in) travel |
| Brake system | KIBS ABS, standard (no non-ABS trim offered for this relaunch) | Dual-channel ABS (standard) |
| Front brake | Dual 310mm semi-floating stainless discs, Nissin radial-mount monobloc 4-piston calipers | Dual 320mm discs, radial-mount 4-piston calipers |
| Rear brake | Single 220mm petal disc, single-piston caliper | 220mm single disc |
| Front tire | 120/70 ZR17 (Pirelli Diablo Rosso IV) | 120/70ZR17 |
| Rear tire | 180/55 ZR17 (Pirelli Diablo Rosso IV) | 180/55ZR17 |
| Quickshifter | Yes | Yes |
| Launch price | USD 11,299 (US)Best | USD 12,699 (US) |