KTM 400 EXC (2002-08) vs Triumph Speed Triple 94 (2015) vs Yamaha SR 250 (1980-82)
Comparison technical specifications
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| Make: | KTM | Triumph | Yamaha |
| Model: | 400 EXC | Speed Triple 94 | SR 250 |
| Years: | 2002-08 | 2015 | 1980-82 |
| Engine: | Four stroke, single cylinder, SOHC, 4 valves | Four stroke, transverse three cylinder. DOHC, 4 valves per cylinder | Four stroke, single cylinder, SOHC, 2 valve |
| Capacity: | 398 cc / 24.3 cu-in | 1050 cc / 64.1 cub in | 239 cc / 15.2 cu-in |
| Bore x Stroke: | 89 x 64 mm | 79 x 71.4 mm | 73.5 x 56.5 mm |
| Cooling System: | Liquid cooled | Liquid-cooled | Air cooled |
| Compression Ratio: | 11.1:1 | 12.0:1 | 8.9:1 |
| Induction: | Keihin MX-FCR 3900D | Multipoint sequential electronic fuel injection with SAI | 34mm Mikuni carburettor |
| Ignition: | Kokusan contactless DC-CDI ignition with digital advanced system | Digital–inductive type via electronic engine management system | Electronically |
| Starting: | Electric & kick | Electric | Electric |
| Max Power: | 32.1 kW / 44 hp @ 8000 rpm | 99 kW / 135 hp @ 9400 rpm | 21 hp / 15.7 kW @ 7700 rpm |
| Transmission: | 6 Speed | 6 Speed | 5 Speed |
| Final Drive: | Chain, X-ring | X ring chain | Chain |
| Front Suspension: | WP 43mm upside-down fork | Öhlins 43mm NIX30 upside down forks with adjustable rebound and compression damping | 32mm Telescopic forks |
| Rear Suspension: | Fully adjustable WP PDS shock | Öhlins TTX36 twin tube Monoshock with rebound and compression damping | Dual shock 5-way preload adjustment. |
| Front Brakes: | Single 260 mm disc, Brembo double piston floating caliper, sintered pad | 2 x 320 mm floating discs, Brembo 4 piston monobloc radial calipers, ABS | Drum |
| Rear Brakes: | Single 220 mm disc, Brembo single piston floating caliper, organic pads | Single 255 mm disc, Nissin 2 piston sliding caliper, ABS | Drum |
| Front Tyre: | 90/90 - 21, Bridgestone M77 | 120/70 ZR 17 | 3.00-18 |
| Rear Tyre: | 140/80 - 18, Bridgestone M78 | 190/55 ZR 17 | 120/90-16 |
| Wheelbase: | 1481 mm / 58.3 in | 1435 mm / 56.5in | 1340 mm / 52.75 in |
| Seat Height: | 925 mm / 36.4 in | 825 mm / 32.5in | 740 mm / 29.0 in |
| Wet Weight: | 122 kg / 269.0 lbs | 214 kg / 472 lbs | 130 kg 287 lbs |
| Fuel Capacity: | 8.5 Litres / 2.25 US gal / 1.9 Imp gal | 17.5 L / 4.6 US gal / 3.8 Imp gal | 10.8 Litres / 2.7 US gal |