Yamaha Vixion R (2018-) vs Honda XL 250R (1987) vs Honda CB 450S (1987-) vs Yamaha YW 50F Zuma (2016-)
Comparison technical specifications
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| Make: | Yamaha | Honda | Honda | Yamaha |
| Model: | Vixion R | XL 250R | CB 450S | YW 50F Zuma |
| Years: | 2018- | 1987 | 1987- | 2016- |
| Engine: | Four stroke, single cylinder, SOHC, 4 valve with Variable Valve Actuation | Four stroke, single cylinder, SOHC, RFVC, 4 valve | Four stroke, parallel twin cylinder, SOHC, 3 valves per cylinder | SOHC Four-stroke; three valves |
| Capacity: | 155.1 cc / 9.14 cu-in | 249 cc / 15.1 cu-in | 447 cc / 27.3 cu-in | 49 cc / 3.0 cu in |
| Bore x Stroke: | 58.0 × 58.7 mm | 75 x 56.5 mm | 75 X 50.6 mm | 38 x 43.6 mm |
| Cooling System: | Liquid cooled | Air cooled | Air cooled | Liquid cooled |
| Compression Ratio: | 11.6 ± 0.4: 1 | 10.2:1 | 9.1:1 | 12.0:1 |
| Induction: | Fuel Injection | 2 x 24mm piston valve | Carburetor | Mikuni 19 mm throttle body, fuel injection |
| Ignition: | TCI | Solid state CD | CDI | TCI |
| Starting: | Electric | Primary kick with automatic compression release | Electric | Electric |
| Max Torque: | 14.7 Nm / 40.8 lb-ft @ 8500 rpm | 19.6 Nm / 14.5 lb ft @ 8000 rpm | 4.3Kgm / 42.1Nm @ 650 rpm | 4.06 Nm / 0.41 kgf-m / 3.0 lb-ft @6500 rpm |
| Transmission: | 6 Speed | 6 Speed | 6 Speed | Automatic, CVT |
| Final Drive: | Chain | Chain | Chain | V-belt |
| Front Suspension: | Telescopic fork | Air assisted telescopic fork | Telescopic forks 124.5mm wheel travel | 26 mm Telescopic fork |
| Rear Suspension: | Aluminum swingarm with monoshock | Single shock, swing arm | Swing arm 97mm wheel travel | Single shock |
| Front Brakes: | Single 282mm disc 2 piston caliper | Drum | 2x 260mm disc 2 piston calipers | 180 mm Hydraulic disc |
| Rear Brakes: | Single 240mm disc 1 piston caliper | Drum | 140mm Drum | Drum |
| Front Tyre: | 90/80-17M/C46P | 3.00 - 21 | 100/90 - 18 | 120/90-10 |
| Rear Tyre: | 130/70-17MC/62P | 4.60 -17 | 110/90 - 18 | 120/90-10 |
| Fuel Capacity: | 11.5 Litres / 3.0 US gal | 10.5 Litres / 2.8 gal | 17,5 Litres / 4.6 US gal | 5.5 L / 1.44US gal |