Honda CBX 650E (1982-85) vs Honda MVX 250F (1983) vs KTM RC 390 (2017)
Comparison technical specifications
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| Make: | Honda | Honda | KTM |
| Model: | CBX 650E | MVX 250F | RC 390 |
| Years: | 1982-85 | 1983 | 2017 |
| Engine: | Four stroke, transverse four cylinders, DOHC, 4 valve per cylinder. | Two stroke, 90°V-three cylinder, reed valve | Four stroke, single cylinder. DOHC with finger followers, 4 Valve per cylinder |
| Capacity: | 656 cc / 40. cu-in | 249 | 373 cc / 22.7 cu-in |
| Bore x Stroke: | 60 x 58 mm | 47 x 48 mm | 89 x 60 mm |
| Cooling System: | Air cooled | Liquid cooled | Liquid Cooled |
| Compression Ratio: | 9.5:1 | 8.0:1 | 12.6:1 |
| Induction: | 4x 26mm Keihin carburetors | TA01 | Bosch Injection |
| Max Power: | 75 hp / 54.7 kW @ 9500 rpm | 49 hp @ 9000 rpm | 32 kW / 43 hp @ 9500 rpm |
| Max Torque: | 3.2 kgf-m @ 8500 rpm | 3.6 kgm /35.3 Nm @7250 rpm | |
| Transmission: | 6 Speed | 6 speed | 5 Speed |
| Final Drive: | Shaft | Chain | Chain 5/8 x 1/4” X‑Ring |
| Front Suspension: | Showa air-spring, 39mm stanchion tube diameter, brake-actuated hydraulic anti-dive | Telescopiv forks | WP Suspension Up Side Down |
| Rear Suspension: | Dual shocks, 5-way adjustable spring preload, 4-way adjustable rebound damping | Mono shock | WP Monoshock |
| Front Brakes: | 2x 276 mm discs | 2x discs | Single 320 mm disc 4 piston radial caliper |
| Rear Brakes: | Drum | Drum | Single 230 mm disc 1 piston caliper |
| Front Tyre: | 100/90-19 | 100/90 -16 | 110/70 R17 |
| Rear Tyre: | 130/90-16 | 110/80 -18 | 150/60 R17 |
| Dry Weight: | 197.0 kg / 434.3 lbs | 138 kg | 139 kg / 306.4 lbs |
| Fuel Capacity: | 12.9 Liters / 3.4 US gal | 19 Litres | 10 Liters / 2.64 lbs |