KTM 250 EX/C Enduro (1997-98) vs Norton Commando 961 S.F. MKII (2016-17) vs Triumph Daytona 675 (2009) vs Norton Atlas Ranger (2019)
Comparison technical specifications
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| Make: | KTM | Norton | Triumph | Norton |
| Model: | 250 EX/C Enduro | Commando 961 S.F. MKII | Daytona 675 | Atlas Ranger |
| Years: | 1997-98 | 2016-17 | 2009 | 2019 |
| Engine: | Two stroke, single cylinder | Four stroke, parallel twin, push rod, hydraulic lifter, 2 valves per cylinder | Four stroke, in-line 3-cylinder, DOHC, 4 valve per cylinder. | Four stroke, parallel twin. 270 degree firing order. Chain driven DOHC, with idler gear. |
| Capacity: | 249 cc / 15.2 cu in | 961 cc / 58.6 cu in | 675 cc / 41.2 cu in | 650 cc / 39.6 cu-in |
| Bore x Stroke: | 67.5 x 69.5 mm | 88 x 79 mm | 76 x 49.6 mm | 82 x 61.5mm |
| Cooling System: | Liquid cooled | Air cooled | Liquid-cooled | Liquid cooled |
| Compression Ratio: | 6.0:1 | 10.1:1 | 12.65:1 | 11.5:1 |
| Induction: | Keihin PWK 36 S AG Carburettor | Fuel injected | Multipoint sequential electronic fuel injection with forced air induction | Electronic fuel injection system. 4 fuel injectors. Full drive-by-wire system. |
| Starting: | Kick | Electric | Electric | Electric |
| Transmission: | 5 Speed | 5 Speed, constant mesh | 6 Speed | |
| Final Drive: | Chain, 5/8" x 1/4" | Chain, 525 "O" ring | O ring chain | Chain |
| Frame: | Central chrome-moly-steel frame | Tubular steel with integral oil tank | Aluminum beam twin spar, swingarm braced twin sided, aluminum alloy with adjustable pivot position | Twin tube seamless steel perimeter chassis with aluminium swingarm mount. Swingarm, Braced twin spar cast aluminium. |
| Front Suspension: | WP Extreme Ø 50 mm upsidedown fork | Ø43 mm Öhlins USD, adjustable preload, compression, and rebound damping. | 41mm USD forks with adjustable preload, rebound and compression damping | 50mm diameter Roadholder USD forks. Preload, compression and rebound adjustable |
| Rear Suspension: | WP Progressive Damping System shock absorber, aluminium swingarm | Öhlins reservoir-style twin shocks, adjustable ride height, preload, compression, and rebound damping. | Monoshock with piggy back reservoir adjustable for preload, rebound and compression damping | Roadholder monoshock with rising rate linkage and piggyback reservoir. Adjustable preload. |
| Front Brakes: | Single 260 mm disc, floating caliper | Brembo 2 x Ø320 mm fully-floating high carbon stainless steel discs, 4 piston Brembo radially mounted calipers. Brembo front brake master cylinder with integral reservoir | 2 x 308 mm Discs, 4 piston calipers | 2 x 320mm full floating Brembo discs. Radially mounted twin Brembo monoblock callipers with ABS. Brembo master cylinder. |
| Rear Brakes: | Single 220 mm disc, floating caliper | Brembo single Ø220 mm disc, 2 piston caliper. Brembo rear brake master cylinder | Single 220 mm disc, 1 piston caliper | Single 245mm Brembo disc. Brembo twin piston rear calliper with ABS. Brembo master cylinder. |
| Front Tyre: | 90/90 - 21" 54R | 120/70 -17 | 120/70 ZR 17 | 120/70 R19 Avon Trekrider tyre |
| Rear Tyre: | 140/80 - 18" 70R | 180/55 -17 | 180/55 ZR 17 | 170/60 R17 Avon Trekrider tyre |
| Wheelbase: | 1481 mm / 58.3 in | 1420 mm / 55.9 in | 1395 mm / 54.9 in | 1470 mm / 57.8 in |
| Seat Height: | 925 mm / 36.4 in | 813 mm / 32 in | 820 mm / 32.3 in | 867 mm / 34.1 in |
| Fuel Capacity: | 9.5 Litres or 12 L / 2.5 US gal or 3.2 US gal | 17 Litres / 4.5 US gal | 17.5 Litres / 4.6 US gal / 3.8 Imp gal | 15 Litres / 3.9 US gal |