Aprilia RXV 450i Tuareg Rally Replica (2011) vs Royal Enfield Classic 650 (2025) vs Kawasaki VN 750 Vulcan (1997-01) vs Royal Enfield Bear 650 (2025)
Comparison technical specifications
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| Make: | Aprilia | Royal Enfield | Kawasaki | Royal Enfield |
| Model: | RXV 450i Tuareg Rally Replica | Classic 650 | VN 750 Vulcan | Bear 650 |
| Years: | 2011 | 2025 | 1997-01 | 2025 |
| Engine: | Four stroke, 77° V-twin cylinder, | Inline twin cylinder, SOHC | Four stroke, V-Twin, DOHC, 4 valves per cylinder. | Four stroke, Parallel Twin, SOHC |
| Capacity: | 449 cc / 27.4 cu in | 647.95 cc / 39.5 cu in | 749 cc / 45.7 cu-in | 648 cc / 39.5 cu-in |
| Bore x Stroke: | 76 X 49.5 mm | 78 x 67.8mm | 84.9 x 66.2mm | 78 x 67.8 mm |
| Compression Ratio: | 12.5:1 | 9.5:1 | 10.3:1 | 9.5:1 |
| Cooling System: | Liquid cooled | Air/oil-cooled | Liquid cooled | Air/oil-cooled |
| Induction: | Integrated engine management system controlling ignition and fuel injection. Throttle body: Ø38 mm | Bosch fuel injection | 34mm Keihin CVK34 carburetor | Electronic Fuel Injection |
| Ignition: | Electronic | Digital electronic ignition | Electronic | Digital electronic ignition |
| Starting: | Electric | Electric and kick | Electric | Electric |
| Transmission: | 5 Speed | 6 Speed, constant mesh | 5 Speed | 6 Speed, constant mesh |
| Final Drive: | Chain | Chain | Shaft | Chain |
| Front Suspension: | Ø50 mm Marzocchi upside down fork, double adjustment | 44mm telescopic fork, Showa | Telescopic fork | 43mm USD telescopic fork |
| Rear Suspension: | Box section aluminium swingarm with cast body, hydraulic monoshock with compression and rebound adjustment | Dual shocks, preload adjustable, Showa | Dual shocks, air-adjustable preload and 4-position rebound damping | Twin Shocks, preload adjustable |
| Front Brakes: | Single Ø310 mm floating disc, 4 piston Nissin floating caliper | Single floating disc, ? 320 mm, 2 piston floating caliper, ABS | 2x 226mm discs 2 piston calipers | Single 320mm disc |
| Rear Brakes: | Single Ø240 mm disc, 2 piston Nissin floating caliper | Single disc, ? 300 mm / single floating caliper, ABS | Drum | Single 270mm disc |
| Front Tyre: | 90/90 -21 | 100/90 -19 | 100/90-19 | 100/90 - 19 M/C 57H |
| Rear Tyre: | 140/80 -18 | 140/70 -18 | 150/90-15 | 140/80 - R17 M/C 69H |
| Wheelbase: | 1495 mm / 58.9 in | 1475 mm / 58.1 in | 1580 mm / 62.2 in | 1460mm / 57.5 in |
| Fuel Capacity: | 35 L / 9.2 US gal, divided into 4 tanks, two front and two rear | 14.8 Litres / 3.9 US gal | 13.5 Litres / 3.6 US gal | 13.6 Litres / 3.6 US gal |