Suzuki GS 1100LT (1980-81) vs Royal Enfield Goan Classic 350 Limited (2025) vs Suzuki GSX 250 / GS250X Thunder (1999-2005) vs Kawasaki GPz 900 Ninja (2000-03) vs Aprilia AF1 125 Sport Pro (1992-93)
Comparison technical specifications
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| Make: | Suzuki | Royal Enfield | Suzuki | Kawasaki | Aprilia |
| Model: | GS 1100LT | Goan Classic 350 Limited | GSX 250 / GS250X Thunder | GPz 900 Ninja | AF1 125 Sport Pro |
| Years: | 1980-81 | 2025 | 1999-2005 | 2000-03 | 1992-93 |
| Engine: | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. | Four stroke, single cylinder, SOHC, 2 valve | Single cylinder SOHC, air cooled, 4 stroke, 4 valve with Twin Swirl Combustion Chamber | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. | Two stroke, single cylinder light alloy and barrel with GILNISIL surface coating |
| Capacity: | 1074 cc / 65.5 cu-in | 349 cc / 21.2 cu-in | 249 cc / 15.2 cu in | 908 cc / 55.4 cu-in | 124.7 cc / 7.6 cu in |
| Bore x Stroke: | 72 x 66 mm | 75 x 85.8 mm | 72 x 61.2 mm | 72.5 x 55 mm | 54 x 54.5 mm |
| Cooling System: | Air cooled | Air-oil cooled | Liquid cooled | Liquid cooled | Liquid cooled |
| Compression Ratio: | 9.5:1 | 9.5:1 | 9:1 | 11.0:1 | 18:1 |
| Induction: | 4x 34mm Mikuni BSS4SS | EFI | 32 mm Mikuni BSR carburetor | 4x 34mm Keihin CVK34 carburettors | Dell'Orto Ø 34 mm carburetor |
| Starting: | Starting | Electric | Electric | Electric | Electric |
| Max Power: | 72.9 kW / 100 hp @ 8700 rpm | 19.94 hp / 14.9 kW @ 6100 rpm | 16.4 kW / 22 hp @ 7500 rpm | 108 hp / 80.5 kW @ 9500 rpm | 22.3 kW / 33 hp @ 11 000 rpm |
| Max Torque: | 85.3 Nm / 8.7 kgf-m / 62.9 ft-lb @ 11200 rpm | 27 Nm / 19.9 lb-ft @ 4000 rpm | 20.6 Nm / 2.1 kgf-m @ 6000 | 8.7 kgf-m / 62.9 lb-ft @ 8500 rpm | 19.6 Nm / 2.0 kgf-m / 14.5 lb-ft @ 10000 rpm |
| Transmission: | 5 Speed | 5 Speed | 5 Speed | 6 Speed | 6 Speed |
| Final Drive: | Chain | Chain | Chain | Chain | Chain |
| Front Suspension: | Telehydraulic forks | 41mm Telescopic forks non adjustable | 37 mm Telescopic fork | 41mm Telescopic forks, air assisted four way anti dive. | Upside down fork, Ø 40 mm |
| Rear Suspension: | Swinging arm forks with adjustable shock absorbers. | Spring preload adjustable twin-tube emulsion shocks | Dual shocks, Showa | Uni-Trak air assisted, single shock, 4-way adjustable damping. | Aprilia Progressive System with hydraulic single shock-absorber |
| Front Brakes: | 2x 295mm discs | Single 300mm disc, 2 piston floating calliper | Single 260 mm hydraulic disc for the front | 2x 300mm discs 4 piston calipers | Single Ø 320 mm disc, 4 piston caliper |
| Rear Brakes: | Single 295mm disc | Single 270mm disc, single piston calliper | Drum | Single 250mm disc 2 piston caliper | Single Ø 240 mm disc, 2 piston caliper |
| Front Tyre: | 100/90-19 | 100/90-19 | 3.00 x18 Dunlop TT800 | 120/70-17 | 100/80 -17 |
| Rear Tyre: | 130/90-16 | 130/90-16 | 120/80-17Dunlop TT800 | 150/70-18 | 140/70 -17 |
| Fuel Capacity: | 15 Litres / 3.4 gal | 12.8 Litres / 3.4 US gal | 15 l/ 4 US gal | 22 Litres / 5.8 US gal | 14.5 Litres / 3.8 US gal |