Laverda 668 Black Strike (1997) vs Honda MT 50 / MT5 Tornado (1979-00) vs Harley-Davidson Harley Davidson XLCH 1000 Sportster (1973-75) vs Laverda 668 Diamante (1997)
Comparison technical specifications
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| Make: | Laverda | Honda | Harley-Davidson | Laverda |
| Model: | 668 Black Strike | MT 50 / MT5 Tornado | Harley Davidson XLCH 1000 Sportster | 668 Diamante |
| Years: | 1997 | 1979-00 | 1973-75 | 1997 |
| Engine: | Four stroke, parallel twin cylinder. DOHC, 4 valve per cylinder | Two stroke, single cylinder, reed valve induction | Four stroke, 45° V-Twin, OHV, 2 valves per cylinder. | Four stroke, parallel twin cylinder. DOHC, 4 valve per cylinder |
| Capacity: | 668 cc / 40.7 cu-in | 49 cc / 2.9 cu-in | 997 cc / 60.8 cu-in | 668 cc / 40.7 cu-in |
| Bore x Stroke: | 78.5 x 69 mm | 39 x 41.4mm | 81 x 96.8 mm | 78.5 x 69 mm |
| Cooling System: | Air/oil cooled | Air cooled | Air cooled | Air/oil cooled |
| Compression Ratio: | 9.0:1 | 7.6:1 | 9.0:1 | 9.0:1 |
| Induction: | Twin Weber-Marelli electronic injection | 13mm Keihin PF05B carburetor | 38mm Keihin carburetor | Twin Weber-Marelli electronic injection |
| Ignition: | Weber-Marelli electronic | CDI | Electronic | Weber-Marelli electronic |
| Starting: | Electric | Kick | Kick & Electric optional | Electric |
| Max Power: | 70 hp / 52 kW @ 8000 rpm | 7 hp / 5.2 kW @ 9000rpm | 57 hp / 41.6 kW @ 6200 rpm | 70 hp / 52 kW @ 8000 rpm |
| Max Torque: | 60 Nm / 44.2 lb-ft @ 7000 rpm | 5.4 Nm / 4 lb-ft @ 6000rpm | 60 lb ft / 81 Nm @ 3500 rpm | 60 Nm / 44.2 lb-ft @ 7000 rpm |
| Transmission: | 6 speed | 5 Speed | 4 Speed | 6 speed |
| Final Drive: | Chain | Chain | Chain | Chain |
| Front Suspension: | 40mm WP Upside-down forks, adjustable rebound and damping. | 27mm Air adjustable hydraulic forks | Telehydraulic forks | 40mm WP Upside-down forks, adjustable rebound and damping. |
| Rear Suspension: | WP Rising rate adjustable preload, rebound and damping. | Dual dampers adjustable for preload | Dual shocks swinging arm fork | WP Rising rate adjustable preload, rebound and damping. |
| Front Brakes: | 2x 320mm discs 4 piston calipers | Drum | Single 292mm disc | 2x 320mm discs 4 piston calipers |
| Rear Brakes: | Single 245mm disc 2 piston caliper | Drum | Single 203mm drum | Single 245mm disc 2 piston caliper |
| Front Tyre: | 120/70 ZR17 | 2.50 x 19 | 3.75-19 | 120/70 ZR17 |
| Rear Tyre: | 170/60 ZR17 | 3.00 x 16 | 4.25-18 | 170/60 ZR17 |
| Fuel Capacity: | 16 Litres / 4.2 US gal | 6.8 Litres / 1.8 US gal | 9 Litres / 2.3 US gal | 18 Litres / 4.7 US gal |