Kawasaki ZR-7S (2004-05) vs Kawasaki ZR-X 400 II (2004-07) vs Triumph Street Triple 765R (2018)
Comparison technical specifications
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| Make: | Kawasaki | Kawasaki | Triumph |
| Model: | ZR-7S | ZR-X 400 II | Street Triple 765R |
| Years: | 2004-05 | 2004-07 | 2018 |
| Engine: | Four stroke, transverse four cylinder, DOHC, 2 valves per cylinder. | Four stroke parallel twin cylinder. DOHC, 2 valves per cylinder | Four stroke, in-line 3-cylinder, DOHC, 4 valve per cylinder |
| Capacity: | 738 cc / 45.0 cu-in | 399 cc / 24.4 cu-in | 765 cc / 46.6 cu-in |
| Bore x Stroke: | 66 x 54 mm | 57.5 х 38.5 mm | 78 x 53.4 mm |
| Cooling System: | Air/oil cooled | Liquid cooled | Liquid-cooled |
| Compression Ratio: | 9.5:1 | 11.2:1 | 12.65:1 |
| Induction: | 4x 32 mm CV-Type with K-TRICK | 4x Keihin CVK30 carburetors | Multipoint sequential electronic fuel injection with SAI. Electronic throttle control |
| Ignition: | Digital | Transistor | Digital - inductive type |
| Starting: | Electric | Electric | Electric |
| Max Power: | 76 hp / 55.4 kW @ 9500 rpm | 53 hp / 39.5 kW @ 11500 rpm | 116 hp / 87 kW @ 12,000rpm |
| Max Torque: | 63 Nm / 46.5 lb-ft @ 7500 rpm | 37 Nm / 27.3 lb-ft @ 9000 rpm | 56.8 lb-ft / 77 Nm @ 9,400 rpm |
| Transmission: | 5 Speed | 6 Speed | 6 Speed, close ratio |
| Final Drive: | Chain | Chain | O ring chain |
| Front Suspension: | 41mm Kayaba shock adjustable for preload/rebound damping | 39mm RWU telescopic forks | Showa 41 mm upside down separate function big piston forks (SF-BPF). Adjustable compression damping, rebound damping and preload. |
| Rear Suspension: | Bottom link UNI-TRAK with 7-way adjustable preload and 4-way rebound damping | Dual shocks preload adjustment | Showa piggyback reservoir monoshock. Adjustable spring preload (lock-rings), compression damping and rebound damping. |
| Front Brakes: | 2x 300mm discs 2 piston calipers | 2x 298mm discs 6 piston calipers | 2 x 310 mm floating discs, Brembo M4.32 4-piston radial monobloc callipers |
| Rear Brakes: | Single 240mm disc 2 piston caliper | Single 240mm disc 2 piston caliper | Single 220 mm fixed disc, Brembo single piston sliding calliper |
| Front Tyre: | 120/70-17 | 110/80-17 | 120/70 ZR17 Pirelli Diablo Rosso Corsa |
| Rear Tyre: | 160/60-17 | 150/70-18 | 180/55 ZR17 Pirelli Diablo Rosso Corsa |
| Wheelbase: | 1455 mm / 57.1 in | 1450 mm / 57.1 in | 1410 mm / 55.5 in |
| Seat Height: | 815 mm / 32.1 in | 780 mm / 30.7 in | 825 mm / 32.4 in |
| Dry Weight: | 212 kg / 467 lbs | 186 kg / 410.1 lbs | 165.5 kg / 365 lbs |
| Fuel Capacity: | 22 Litres / 5.8 US gal | 16 Litres / 4.2 US gal | 17.4 Litres / 4.6 US gal / 3.8 Imp gal |