Yamaha YZF 600R Thundercat (1997) vs Yamaha XS 650 Midnight Special (1981) vs BMW F 800GS (2012) vs Yamaha YZF1000 R1 Fiat Moto GP Replica (2007) vs Kawasaki Z 750F (1976)
Comparison technical specifications
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| Make: | Yamaha | Yamaha | BMW | Yamaha | Kawasaki |
| Model: | YZF 600R Thundercat | XS 650 Midnight Special | F 800GS | YZF1000 R1 Fiat Moto GP Replica | Z 750F |
| Years: | 1997 | 1981 | 2012 | 2007 | 1976 |
| Engine: | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder | Four stroke, parallel twin cylinder, SOHC, 2 valves per cylinder. | Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. | Four stroke, transverse four cylinder. DOHC, 2 valve per cylinder |
| Capacity: | 599 cc / 36.5 cu-in | 653 cc / 39.8 cu in | 798 cc / 47.7 cub. in. | 998 cc / 60.9 cu-in | 746 cc / 45.5 cu-in |
| Bore x Stroke: | 62 x 49.6 mm | 75 x 74 mm | 82 x 75.8 mm | 77 X 53.6 mm | 64 х 58 mm |
| Compression Ratio: | 12.0:1 | 8.5:1 | 12.0:1 | 12.7:1 | NA |
| Induction: | 4 x 36 mm Keihin CV downdraft carburetors | 2 x Mikuni BS34SU carburetors | Electronic intake injection, ∅45mm throttle bodies | Fuel Injection with YCC-T and YCC-I | 4x Mikuni VM 28 SC carburetors |
| Ignition: | Digital TCI | Battery, induction coil | Knock control and oxygen sensors. | TCI (Transistor Controlled Ignition) | Battery & coil |
| Starting: | Electric | Electric and kick | Electric | Electric | Electric & kick |
| Max Power: | 72.9 kW / 100 hp @ 11500 rpm | 39.5 kW / 53 hp @ 7200 rpm | 62.5 kW / 85 hp @ 7500 rpm | 132.4 kW / 180 hp @ 12500 rpm | 70 hp / 52.1 kW @ 9000 rpm |
| Max Torque: | 65.7 Nm / 6.7 kgf-m / 48.7 lb-ft @ 9500 rpm | 54 Nm / 5.5 kgf-m / 39.8 lb-ft @ 5500 rpm | 80 Nm / 8.2 kgf-m / 59 lb-ft @ 5750 rpm | 112.7 Nm / 11.5 kgf-m @ 10000 rpm | 5.9 kgf-m / 42.6 lb-ft @ 7500 rpm |
| Transmission: | 6 Speed | 5 Speed | 6 Speed | 6 Speed | 5 Speed |
| Final Drive: | 530 O-ring chain OEM sprocket sizes per tooth Front= 15 Back= 47 | Chain | Chain | #530 O-ring chain | Chain, 96 Link |
| Front Suspension: | 41 mm telescopic fork adjustable preload, compression and rebound damping | Telescopic forks | ∅43mm Marzocchi. Upside down forks | 43mm inverted telescopic fork w/adjustable preload, compression damping, rebound damping; | Telescopic forks |
| Rear Suspension: | Monoshock adjustable preload, bump and rebound | Dual shock absorbers | Double strut swing arm aluminium coast in one piece | Single shock w/piggyback reservoir; adjustable for hi-/lo-speed compression damping, rebound damping, spring preload | Swing arm dual shocks |
| Front Brakes: | 2x 300 mm Discs, 4 piston calipers | Twin hydraulic discs, 267 mm | 2 x ∅300mm discs, 4 piston calipers | 2 x 310mm discs 6 piston calipers | 2x disc |
| Rear Brakes: | Single 245mm disc, 2 piston caliper | Single hydraulic disc, 267 mm | Single ∅265mm disc, 2 piston caliper | Single 220mm disc 1 piston caliper | Drum |
| Front Tyre: | 120/60-17 | 3.50S-19 | 90/90 - 21 54V | 120/70 ZR17 | 3.25-19 |
| Rear Tyre: | 160/60-17 | 130/90S-16 | 150/70 - 17 69V | 190/50 ZR17 | 4.00-18 |
| Dry Weight: | 189 kg / 417 lbs | 210 kg / 463 lbs | 177.8 kg / 392 lbs | 177 kg / 389.4 lbs | 230 kg / 507 lbs |
| Fuel Capacity: | 19 Litres / 5.0 US gal / 4.2 Imp gal | 11.5 Litres / 3.0 US gal | 16 Litres / 4.2 US gal. | 18 Litres / 4.0 US gal | 17.7 Litres / 4.6 US gal |