Suzuki RG 250 Gamma Walter Wolf (1986) vs Suzuki GSX 1100EF (GS 1150EF) (1986) vs Gilera XR2-125 (1990-)
Comparison technical specifications
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| Make: | Suzuki | Suzuki | Gilera |
| Model: | RG 250 Gamma Walter Wolf | GSX 1100EF (GS 1150EF) | XR2-125 |
| Years: | 1986 | 1986 | 1990- |
| Engine: | Two stroke, parallel twin, reed valve | Four stroke, transverse four cylinders, DOHC, 4 valves per cylinder, | Two stroke, single cylinder, reed valve |
| Capacity: | 247 cc / 15.1 cu in | 1135 cc / 69.35 cu-in | 124 ccc / 7.6 cu-in |
| Bore x Stroke: | 54 x 54 mm | 74 x 66 mm | 56 x 50.5 mm |
| Compression Ratio: | 7.1 :1 | 9.7:1 | 13.0;1 |
| Cooling System: | Liquid cooled | Air cooled | Liquid cooled |
| Induction: | 2 x Mikuni VM28SS flat side carburetors | 4 x 36mm Mikuni carburetors | Dell'Orto premix |
| Ignition: | Pointless Electrical Ignition | Analogue CDI (Capacitive Discharge Ign.) | Electric ignition with capacitive output |
| Starting: | Kick | Electric | Kick |
| Max Power: | 35.7 kW / 49 hp @ 9500 rpm | 85 kW / 114 hp @ 8.700 rpm | 24 hp / 18 kW @ 9250 rpm |
| Max Torque: | 40 Nm / 4.1 kgf-m / 29.5 lb-ft @ 8000 rpm | 98 Nm / 10.0 kgf-m / 72.3 lb-ft @ 6500 rpm | 1.5 kgf-m @ 10500 rpm |
| Transmission: | 6 Speed, constant mesh | 5 Speed | 6 Speed |
| Final Drive: | Chain, #520, 110 links, O-ring sealed | Chain | Chain |
| Front Suspension: | Posi fork, 4-way adjustable with anti-dive | 37mm Kayaba air assisted, adjustable spring preload and compression damping. | Paioli upside down forks, 230mm wheel travel |
| Rear Suspension: | Full Floater, mono-shock, gas/oil damped, air adjustable | Single Kayaba shock, adjustable spring preload and rebound damping. | Boge single shock |
| Front Brakes: | 2 x 260 mm Discs ,1 piston caliper | 2 x 275 mm Discs, 2 piston calipers | Single disc |
| Rear Brakes: | Single 210 mm disc, 1 piston caliper | Single 275 mm disc, 1 piston caliper | Single disc |
| Front Tyre: | 100/90-16 | 110/90-V16 | 2.75-21 |
| Rear Tyre: | 100/80-18 | 130/90-V17 | 4.10-17 |
| Wet Weight: | 153 kg / 337 lbs | 256 kg / 56.43 lbs | 141 kg / 310.8 lbs |
| Fuel Capacity: | 17 Litres / 4.5 US gal / 3.7 Imp gal | 20 Litres / 5.2 US gal / 4.4 Imp gal | 22 Litres / 5.8 US gal |
| Consumption Average: | 6.6 L/100 km / 15.2 km/l / 35.7 US mpg / 42.9 Imp mpg | 6.2 L/100 km / 16.2 km/l / 38.2 US mpg / 45.9 Imp mpg | 19.2 km/lit |
| Standing ¼ Mile: | 14.4 sec / 145 km/h / 90 mph | 11.1 sec / 197.9 km/h / 123 mph | 17.0 sec / 119.0 km/h |