Yamaha YZF-R 3 (2021) vs Harley-Davidson Harley Davidson FLH 1200 Super Glide (1970-71) vs Yamaha XJ 700X Maxim (1985) vs Harley-Davidson Harley Davidson FXSTC Softail Custom (2009-10) vs Horex Regina 250 (1955-60)
Comparison technical specifications
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| Make: | Yamaha | Harley-Davidson | Yamaha | Harley-Davidson | Horex |
| Model: | YZF-R 3 | Harley Davidson FLH 1200 Super Glide | XJ 700X Maxim | Harley Davidson FXSTC Softail Custom | Regina 250 |
| Years: | 2021 | 1970-71 | 1985 | 2009-10 | 1955-60 |
| Engine: | Four stroke, parallel twin cylinder, DUHC, 4 valve per cylinder | Four stroke, 45° V-Twin, OHV, 2 valves per cylinder. | Four stroke, transverse four cylinder, DOHC, 5 valves per cylinder | Four stroke, 45° V-Twin, Twin Cam 96 vibration isolation-mounted Valves Pushrod-operated overhead valves; w/ hydraulic self-adjusting lifters; two valves per cylinder | Four stroke, single cylinder. |
| Capacity: | 321 cc / 19.5 cu-in | 1207 cc / 74 cu-in | 697.3 cc / 42.5 cu-in | 1584 cc / 96 cu-in | 249 cc / 15.1 cu-in |
| Bore x Stroke: | 68.0 x 44.1mm | 87.3 x 100.8 mm | 68.0 x 48.0 mm | 95.3 x 111.1 mm | 69 x 91,5 mm |
| Cooling System: | Liquid cooled | Air cooled | Liquid cooled | Air cooled | Air cooled |
| Compression Ratio: | 11.2:1 | 8.0:1 | 11.2:1 | 9.2:1 | 6.35:1 |
| Induction: | Electronic Fuel Injection, 32 mm throttle body | Tillotson 1-5/8" dual Venturi diaphragm w/accelerator pump | 4x Standard side-draft 33 mm Mikuni CV | Electronic Sequential Port Fuel Injection (ESPFI) | Carburetor |
| Ignition: | TCI: Transistor Controlled Ignition | Alternator/battery | Hitachi TID14-35 TCI | Single-fire, non-wasted, map-controlled spark ignition | 6 Volt |
| Starting: | Electric | Electric & Kick | Electric | Electric | Kick |
| Transmission: | Constant Mesh, 6-speed | 4 Speed | 5 Speed | 6 Speed | 4 Speed |
| Final Drive: | “O” ring chain | Chain | Shaft | Belt | Chain |
| Front Suspension: | 37 mm USD Inverted telescopic fork | Telescopic forks | 38mm Telescopic fork, air, coil spring, oil damper | 41.3 mm telescopic, chrome dust covers | Hydraulic telescopic forks |
| Rear Suspension: | Monocross single Kayaba shock, adjustable preload | Swinging fork. | Swing arm Coil spring, oil damper | Hidden, horizontal-mounted, coil-over shock | Dual shocks |
| Front Brakes: | Single 298mm disc 2 piston caliper | Drum | 2x discs 4 piston caliper | Single 292mm disc 4 piston caliper | 150mm Drum |
| Rear Brakes: | Single 220mm disc 1 piston caliper | Drum | Drum | Single 292mm disc 4 piston caliper | 150mm Drum |
| Front Tyre: | 110/70-17M/C 54H | 5.10-16 | 100/90-19 57H ( 90 mm depth) | MH90-21 54H | 3.25 -19 |
| Rear Tyre: | 140/70-17M/C 66H | 5.10-16 | 130/90-16 67H (117 mm depth) | 200/55R17 78V | 3.50 -19 |
| Fuel Capacity: | 14 Litres / 3.7 US gal | 19 Litres / 5.0 US gal | 13 Litres / 3.43 US Gal | 18 9 Litres / 5 US gal | 13.5 Litres / 3.5 US gal |