Aprilia RS 125 (2021) vs Yamaha XT 600 (1984)
Comparison technical specifications
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| Make: | Aprilia | Yamaha |
| Model: | RS 125 | XT 600 |
| Years: | 2021 | 1984 |
| Engine: | Four stroke, single cylinder, DOHC, 4 valves | Four stroke, single cylinder, SOHC, 4 valve |
| Capacity: | 124.2 cc / 7.6 cu-in | 595 cc / 36.3 cu-in |
| Bore x Stroke: | 58 X 47 mm | 95 x 84 mm |
| Cooling System: | Liquid cooled | Air/oil cooled, |
| Compression Ratio: | 12.0-12.6 : 1 | 8.5:1 |
| Induction: | ECU Electronics Magneti Marelli MIUG4 32 mm | 27mm Dual stage Teikei Y 27 PV carburetor |
| Ignition: | Electronic with CDI capacity discharge | CDI |
| Starting: | Electric | Kick |
| Max Power: | 11 kW / 14.7 hp @ 10000 rpm | 46 hp / 34 kW @ 6000 rpm |
| Max Torque: | 11.2 Nm / 8.2 lb-ft @ 8000 rpm | 4.5 kgf-m / 51 Nm @ 5750 rpm |
| Transmission: | 6 Speed | 5 Speed |
| Final Drive: | Chain, drive ratio: 13/58 | Chain |
| Front Suspension: | 41 mm Upside down fork stanchions | Telescopic air assisted |
| Front Wheel Travel: | 110 mm / 4.3 in | 255 mm / 10.0 in |
| Rear Suspension: | Asymmetrical swingarm, monoshock absorber | Monoshock swing arm |
| Rear Wheel Travel: | 120 mm / 4.7 in | 236 mm / 9.2 in |
| Front Brakes: | Single 300 mm stainless steel disc, 4 pistons radial caliper | Single 267mm disc |
| Rear Brakes: | Single 220 mm stainless steel disc, single piston calliper. Metal-braided connecting hoses | 150mm Drum |
| Front Tyre: | 100/80 - 17 | 3.00-21 |
| Rear Tyre: | 140/70 ZR 17 | 4.60-18 |
| Dimensions: | Length: 1968 mm / 77.4 in Width: 760 mm / 29.9 in Height: 1135 mm / 44.6 in | Length 2290 mm / 90.0 in Width 845 mm / 33.2 in Height 1100 mm / 43.3 in |
| Wheelbase: | 1350 mm / 53.1 in | 1435 mm / 56.4 in |
| Seat Height: | 820 mm / 32.3 in | 860 mm / 33.8 in |
| Fuel Capacity: | 14.5 Litres / 3.8 US gal | 11 Litres |