Hyosung GD250R (2017-18) vs Aprilia RS 125R Extrema (1994-95) vs Yamaha XVS 1300 V-Star (2013-14) vs Honda VTR 1000 RC51 SP1 (2000)
Comparison technical specifications
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| Make: | Hyosung | Aprilia | Yamaha | Honda |
| Model: | GD250R | RS 125R Extrema | XVS 1300 V-Star | VTR 1000 RC51 SP1 |
| Years: | 2017-18 | 1994-95 | 2013-14 | 2000 |
| Engine: | Single cylinder, DOHC, 4 valves | Single cylinder, two stroke, reed valves induction | Four stroke, 60° V-twin cylinder SOHC, 4-valve | Four stroke, 90°V-twin cylinder, DOHC, 4 valve per cylinder. |
| Capacity: | 249 cc / 15.2 cu in | 125 cc / 7.6 cu in | 1304 cc / 80 cu-in | 996 cc / 60.8 cu-in |
| Bore x Stroke: | 73 x 59.6 mm | 54 x 54.5mm | 100 x 83 mm | 100 x 63.6 mm |
| Compression Ratio: | 12:1 | 14.5:1 | 9.5:1 | 10.8:1 |
| Cooling System: | Liquid cooled | Liquid cooled | Liquid cooled, | Liquid cooled |
| Induction: | Electronic fuel injection | Dell'Orto VHSB 34LD | Dual bore 40mm Fuel Injection | Electronic fuel injection PGM-FI with two injectors per cylinder |
| Ignition: | Electronic | Electronic | Digital TCI | Computer-controlled digital transistorized |
| Starting: | Electric | Electric | Electric | Electric |
| Max Torque: | 26.1 Nm / 2.56 kgf-m / 19.25 ft-lb @ 7000 rpm | 25 Nm / 2.5 kgf-m / 18.4 lb-ft @ 9000 rpm | 11.3 kgf-m / 81.8 ft-lb @ 4000 rpm | 10.7 kgf-m / 105 Nm @ 8000 rpm |
| Transmission: | 6-Speed, close ratio, constant mesh | 6 Speed | 5 Speed | 6 Speed |
| Final Drive: | Chain | Chain | Belt | Chain |
| Front Suspension: | 37 mm Inverted telescopic hydraulic fork | Upside-down forks, Ø 40mm | 41mm telescopic fork | 43mm inverted cartridge-type fork with adjustable spring preload, and compression and rebound damping, |
| Rear Suspension: | Twin sided swingarm, gas charged hydraulic single shock, nonstep preload adjustable | Monoshock | Adjustable link Monocross | Pro-Link with gas-charged integrated remote reservoir damper offering adjustable preload, and compression and rebound damping, |
| Front Brakes: | 300 mm Single disc, 4 opposed piston caliper | Single 320 mm discs, 4 piston caliper | 2x 298mm discs | 2x 320mm discs 4 piston calipers |
| Rear Brakes: | 230 mm Single disc, 2 opposed piston caliper | Single 240 mm disc, 2 piston caliper | Single 282mm disc | Single 220mm disc 2 piston caliper |
| Front Tyre: | 110/70-R17 54S | 110/70-17 | 130/90-16 | 120/70 ZR17 |
| Rear Tyre: | 150/60-R17 66S | 150/60-17 | 170/70-16 | 190/50 ZR17 |
| Fuel Capacity: | 11 L / 2.9 US gal / 2.4 Imp gal | 11.5 L / 3.0 US gal | 18.5 Liters / 4.8 US gal | 18 Litres / 3.8 gal |