BMW R 65 RT Monolever (1984-88) vs Voxan Street Scrambler (2004) vs KTM RC 390 (2017)
Comparison technical specifications
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| Make: | BMW | Voxan | KTM |
| Model: | R 65 RT Monolever | Street Scrambler | RC 390 |
| Years: | 1984-88 | 2004 | 2017 |
| Engine: | Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder. | Four stoke, 72°V-Twin cylinder, DOHC, 4 valves per cylinder | Four stroke, single cylinder. DOHC with finger followers, 4 Valve per cylinder |
| Capacity: | 649.6 cc / 39.6 cu in. | 996 cc / 60.7 cu-in | 373 cc / 22.7 cu-in |
| Bore x Stroke: | 82 x 61.5 mm | 98 x 66 mm | 89 x 60 mm |
| Compression Ratio: | 8.4:1 | 10.5:1 | 12.6:1 |
| Cooling System: | Air cooled | Liquid cooled | Liquid Cooled |
| Induction: | 2 x Bing constant depression carburetors | Magneti Marelli electronic injection | Bosch Injection |
| Ignition: | Bosch contact free electronic ignition | Electronic | Contactless, controlled, fully electronic ignition system with digital ignition timing adjustment |
| Starting: | Electric | Electric | Electric |
| Max Power: | 35 kW / 48 hp @ 7250 rpm (rear tyre 31.3 kW / 42 hp @ 7200 rpm) | 85 hp / 62 kW @ 7500 rpm | 32 kW / 43 hp @ 9500 rpm |
| Max Torque: | 45.1 Nm / 4.6 kgf-m / 33.3 lb-ft @ 6000 rpm | 103 Nm / 75.9 lb-ft @ 6500 rpm | 3.6 kgm /35.3 Nm @7250 rpm |
| Transmission: | 5 Speed | 6 Speed | 5 Speed |
| Final Drive: | Shaft | Chain | Chain 5/8 x 1/4” X‑Ring |
| Front Suspension: | Telescopic hydraulic forks | 43mm Paoli telescopic forks, 155mm wheel travel | WP Suspension Up Side Down |
| Rear Suspension: | Monolever swinging arm | Single shock, hydraulic adjusted. 160mm wheel travel. | WP Monoshock |
| Front Brakes: | 2x ∅260mm discs, 2 piston calipers | 2x 296mm discs 2 piston calipers | Single 320 mm disc 4 piston radial caliper |
| Rear Brakes: | Single ∅200mm drum | Single 245mm disc 2 piston caliper | Single 230 mm disc 1 piston caliper |
| Front Tyre: | 90/90 - 18 | 100/90-19 | 110/70 R17 |
| Rear Tyre: | 120/90 - 18 | 150/70-17 | 150/60 R17 |
| Fuel Capacity: | 22 liters / 5.8 US gal | 14.5 Litres / 3.8 US gal | 10 Liters / 2.64 lbs |