Aprilia Touno 125 (2017-18) vs Yamaha YZF-R 25 (2020)
Comparison technical specifications
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| Make: | Aprilia | Yamaha |
| Model: | Touno 125 | YZF-R 25 |
| Years: | 2017-18 | 2020 |
| Engine: | Four stroke, single cylinder, DOHC, 4 valves | Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder |
| Capacity: | 124.8 cc / 7.6 cu in | 249 cc / 15.1 cu-in |
| Bore x Stroke: | 58 X 47 mm | 60 x 44.1 mm |
| Cooling System: | Liquid cooled | Liquid cooled |
| Compression Ratio: | 12.5 ± 0.5:1 | 11.6:1 |
| Lubrication: | Wet sump | Wet sump |
| Induction: | Magneti Marelli M3G ø 32mm ECU | Electronic Fuel Injection |
| Ignition: | Electronic with CDI capacity discharge | TCI: Transistor Controlled Ignition |
| Starting: | Electric | Electric |
| Max Power: | 11.7 kW / 16 hp @ 10500 rpm | 26.5 kW / 36 PS @ 12,000 rpm |
| Max Torque: | 11 Nm / 1.12 kgf-m / 8.1 ft/lb @ 8500 rpm | 22.6 Nm / 16.7 lb-ft @ 10,000 rpm |
| Clutch: | Multiple discs, in oil bath | Wet, multiple-disc coil spring |
| Transmission: | 6 Speed | Constant Mesh, 6-speed |
| Final Drive: | Chain: 60/13 (4.61) | Chain |
| Frame: | Aluminum perimeter frame | Diamond |
| Front Suspension: | Ø40 mm Upside-down hydraulic action telescopic fork | 41mm KYB telescopic fork |
| Front Wheel Travel: | 120 mm / 4.7 in | 130 mm / 5.1 in |
| Rear Suspension: | Cast Aluminium swing-arm with asymmetrical members and thin walled structural shell. Hydraulic monoshock with adjustable spring preload | KYB monocross |
| Rear Wheel travel: | 120 mm / 4.7 in | 124.4 mm / 4.9 in |
| Front Brakes: | Single Ø320 mm disc, 4 piston caliper | Single 298mm disc 2 piston caliper |
| Rear Brakes: | Single Ø220 mm disc, 2 piston caliper | Single 220mm disc |
| Front Tyre: | 110/70-17 | 110/70-17M/C 54S |
| Rear Tyre: | 150/60-17 | 140/70-17M/C 66S |
| Seat height: | 805 mm / 31.7 in | 758 mm / 29.6 in |
| Fuel Capacity: | 14 Litres / 3.7 US gal | 14.3 Litres / 3.7 US gal |