Harley-Davidson Harley Davidson FXDB Dyna Glide Daytona (1992) vs Ducati 750 F1 Montjuich (1986) vs Harley-Davidson Harley Davidson Softail Fat Boy 114 30th Anniversary (2020) vs Yamaha FZR 1000 EXUP (1993)
Comparison technical specifications
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| Make: | Harley-Davidson | Ducati | Harley-Davidson | Yamaha |
| Model: | Harley Davidson FXDB Dyna Glide Daytona | 750 F1 Montjuich | Harley Davidson Softail Fat Boy 114 30th Anniversary | FZR 1000 EXUP |
| Years: | 1992 | 1986 | 2020 | 1993 |
| Engine: | Four stroke, 45° V-Twin, OHV, 2 valves per cylinder. | Four stroke, 90°“L”twin cylinder, SOHC, desmodromic 2 valves per cylinder, belt driven | Four stroke, V-Twin, 2 Milwaukee-Eight 114, Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters, 4 valves per cylinder | Four stroke, 35° forward inclined transverse four cylinder, DOHC, 5 valves per cylinder |
| Capacity: | 1337 cc / 81.5 cu-in | 748 cc / 45.6 cu in | 1868 cc / 114 cu-in | 1002 cc / 61.2 cu/in |
| Bore x Stroke: | 88.8 x 108 mm | 88 x 61.5 mm | 102 x 114.3 mm | 75.5 x 56 mm |
| Compression Ratio: | 8.5:1 | 10.0:1 | 10.5:1 | Liquid cooled |
| Induction: | 38mm Keihin carburetor | 2 x 36 mm Dell'Orto PH 40N carburetors | Electronic Sequential Port Fuel Injection (ESPFI) | 4x 38mm Mikuni BDST |
| Ignition: | Analogue CDI | Kokusan electronic | Single-fire, non-wasted, map-controlled spark ignition | TCI digital ignition |
| Starting: | Electric | Electric | Electric | Electric |
| Max Torque: | 97 Nm / 71.5 lb-ft @ 2350 rpm | 70.6 Nm / 7.2 kgf-m / 52.1 ft-lb @ 7000 rpm | 161 Nm / 119 lb-ft @ 3000 | 10.9 kgf-m / 107 Nm @ 8500 rpm |
| Clutch: | Wet 9-plate | Wet, multiplate | Mechanical, 10 plate wet, assist & conventional | Wet, multi-disc |
| Transmission: | 5 Speed | 5 Speed | 6 Speed | 5 Speed |
| Final Drive: | Belt | Chain | Belt, 32/66 ratio | Chain 532ZLV |
| Front Suspension: | 49 mm with polished aluminum fork triple clamp and dual-rate springs | 40 mm Forcella Italia fork | Dual bending valve 49mm telescopic with aluminum fork triple clamps, dual rate spring, "beer can" covers | 43mm Telehydraulic for adjustable preload |
| Rear Suspension: | Coil over shock | Round section chrome-moly steel swingarm with adjustable (for preload) cantilever mono-shock, Marzocchi PVS 4 | Hidden, free piston, coil-over monoshock, 43mm stroke, toolless hydraulic preload adjustment | Gas/oil single shock, rising rate adjustable preload and damping. |
| Front Brakes: | 2x 292mm discs | 2 x 280mm Discs, 4 piston calipers Brembo P3432D "Gold Series" | 2x 300mm discs, 4 piston fixed caliper | 2x 320mm discs 4 piston calipers |
| Rear Brakes: | Single 292mm disc | Single 260 mm disc | Single 292mm disc, 2 piston floating caliper | Single 267mm disc 1 piston caliper |
| Front Tyre: | 100/90-19 | 120/60 V16 | 160/60R18,70V,BW | 130/60 VR17 |
| Rear Tyre: | 130/90-16 | 130/80 V16 | 240/40R18,79V,BW | 170/60 VR17 |
| Dry Weight: | 271.0 kg / 597.5 lbs | 155 kg / 341 lbs | 304 kg kg / 671 lbs | 209l kg / 460 lbs |
| Fuel Capacity: | 16 Litres / 4.2 US gal | 18 L / 4.8 US gal / 4.0 Imp gal | 18.9 Litres / US 5.0 gal | 19 Litres / 4.2 gal |