Suzuki RF 400R (1993-94) vs Suzuki XF 650 Freewind (1997-99) vs Gilera RX 125 Arizona (1986-) vs Honda CBR 250RR SP Quick Shifter Special Edition (2021)
Comparison technical specifications
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| Make: | Suzuki | Suzuki | Gilera | Honda |
| Model: | RF 400R | XF 650 Freewind | RX 125 Arizona | CBR 250RR SP Quick Shifter Special Edition |
| Years: | 1993-94 | 1997-99 | 1986- | 2021 |
| Engine: | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. | Four stroke, single cylinder, SOHC, 4 valves | Two stroke, single cylinder, reed valves induction | Four stroke, parallel twin cylinder, DOHC, 4 valve per cylinder |
| Capacity: | 398 cc / 24.3 cu in | 644 cc / 39.3 cu in | 124 cc / 7.6 cu-in | 249.7 cc / 15.2 cu-in |
| Bore x Stroke: | 40.4 x 56 mm | 100 x 82 mm | 56 x 50 mm | 62 x 41.3 mm |
| Induction: | Mikuni 32 mm carburetors | 2 x 32 mm Mikuni carburetors | 2x 26mm Dell'Orto carburetor | Electronically controlled fuel injection device (PGM-FI) |
| Starting: | Electric | Electric | kick | Electric |
| Max Power: | 42.3 kW / 58 hp @ 11000 rpm | 35 kW / 48 hp @ 7000 rpm | 24 hp /18 kW @ 9250 rpm | 41 hp / 30 kW @ 13500 rpm |
| Max Torque: | 38 Nm / 3.87kgf-m / 28 lb-ft @ 9500 rpm | 52 Nm / 5.3 kgf-m / 38.4 lb-ft @ 5500 rpm | 1.5 kgf-m @ 10500 rpm | 25 Nm / 18.4 lb-ft @ 11000 rpm |
| Final Drive: | Chain | Chain | Chain | #520 O-ring-sealed chain |
| Front Suspension: | 41mm Telescopic forks, preload adjustable. | Oil-damped front fork | Telescopic forks | 37mm USD inverted forks |
| Rear Suspension: | Link-type single shock, rebound and preload adjustable. | Full Floater with adjustable spring preload and damping | Swing arm gas single shock | Aluminum Swing Arm, 5 Adjustable Mono With Pro-link Suspension System |
| Front Brakes: | 2 x Discs, 4 piston caliper | Single 300 mm disc | Single 220 mm disc | Single 310mm disc 2 piston caliper |
| Rear Brakes: | Single disc, 2 piston caliper | Single 240 mm disc | 140 mm Drum | Single 240mm disc 1 piston caliper |
| Front Tyre: | 120/70-17 | 100/90-19 54H | 2.75-21 | 110/70R17M/C 54H |
| Rear Tyre: | 160/60-17 | 130/80-17 65H | 4.10-18 | 140/70R17M/C 66H |
| Fuel Capacity: | 17 Litres / 4.5 US gal / 3.7 Imp gal | 18.5 Litres / 4.9 US gal / 4.1 Imp gal | 16 Litres / 4.2 US gal | 14 Litres / 3.69 US gal |