Suzuki GSX-S 750 / ABS (2021) vs Triumph Speed Triple R (2013) vs Harley-Davidson Harley Davidson FXSTC Softail Custom (2007-08) vs Honda VFR 750F-II-H (1987)
Comparison technical specifications
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| Make: | Suzuki | Triumph | Harley-Davidson | Honda |
| Model: | GSX-S 750 / ABS | Speed Triple R | Harley Davidson FXSTC Softail Custom | VFR 750F-II-H |
| Years: | 2021 | 2013 | 2007-08 | 1987 |
| Engine: | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder, TSCC | Four stroke, transverse three cylinder. DOHC, 4 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, 90°V-four cylinder, gear driven DOHC with rocker arm, 4 valve per cylinder |
| Capacity: | 749 cc / 45.7 cub. in | 1050 cc / 64.1 cub in | 1584 cc / 96 cu-in | 748 cc / 45.6 cub in |
| Bore x Stroke: | 72.0 x 46.0 mm | 79 x 71.4 mm | 95.3 x 111.1 mm | 70 x 48.6 mm |
| Compression Ratio: | 12.3:1 | 12.0:1 | 9.2:1 | 10.5:1 |
| Cooling System: | Liquid cooled | Liquid-cooled | Air cooled | Liquid cooled |
| Induction: | Suzuki Fuel Injection with SDTV | Multipoint sequential electronic fuel injection with SAI | Electronic Sequential Port Fuel Injection (ESPFI) | 4x 34.5mm Keihin VD carburetors |
| Ignition: | Electronic ignition (transistorised) | Digital–inductive type via electronic engine management system | Single-fire, non-wasted, map-controlled spark ignition | Transistorized |
| Starting: | Electric | Electric | Electric | Electric |
| Max Torque: | 73.6 Nm / 54.3 lb-ft / @ 9060 rpm | 111 Nm / 11.3 kgf-m / 82 ft.lbs @ 7750rpm | 124.7 Nm / 92 ft/ lbs. @ 3000 rpm | 66 Nm / 6.7kgf-m / 48.7 ft-lb @ 7500 rpm |
| Clutch: | Wet, multi-plate type | Wet, multi-plate | Multi-plate, wet | Wet multiplate |
| Transmission: | 6 Speed, constant mesh | 6 Speed | 6 Speed | 6 Speed |
| Final Drive: | Chain, DID50VAZ, 114 links | X ring chain | Belt | Chain |
| Frame: | Aluminium, twin spar | Aluminium beam twin-spar | Mild steel, tubular frame; rectangular section backbone; stamped, cast and forged junctions, forged fender supports; MIG welded | Aluminum twin-spar frame |
| Front Suspension: | Inverted telescopic, coil spring, oil damped | Öhlins 43 mm NIX30 upside down forks with adjustable rebound and compression damping, | 41.3 mm telescopic, chrome dust covers | 37mm Showa air assisted telescopic fork with TRAC Anti-Dive |
| Rear Suspension: | Link type, coil spring, oil damped, 7-way adjustable | Öhlins TTX36 twin tube monoshock with rebound and compression damping | Hidden, horizontal-mounted, coil-over shock | Pro-Link adjustable for preload only with remote adjuster |
| Front Brakes: | 2x 310 mm Full floating discs, 4-piston calipers. ABS | 2 x 320 mm Discs, 4 piston radial monoblock calipers, Brembo, switchable ABS | Single 292mm disc 4 piston caliper | 2x 276mm discs, 2 piston calipers |
| Rear Brakes: | Single 220 mm disc, Nissin, 1-piston caliper. ABS | Single 255 mm disc, 2 piston caliper, switchable ABS | Single 292mm disc 4 piston caliper | Single 256mm disc 2 piston caliper |
| Front Tyre: | 120/70ZR17M/C (58W), tubeless | 120/70 ZR 17 | MH90-21 54H | 110/90 V16 |
| Rear Tyre: | 180/55ZR17M/C (73W), tubeless | 190/55 ZR 17 | 200/55R17 78V | 130/80 V18 |
| Wheelbase: | 1455 mm / 57.2 in | 1435 mm / 56.5in | 1699.2 mm / 66.90 in | 1475 mm / 58.1 in |
| Wet Weight: | 213 kg / 469.6 lbs | 212 kg / 466 lbs | 318 kg / 703 lbs | 222 kg / 489.4 lbs |
| Fuel Capacity: | 16 Litres / 4.2 US gal / 3.7 Imp gal | 17.5 Litres / 4.6 US gal / 3.8 Imp gal | 18 9 Litres / 5 US gal | 20 Litres / 5.3 US gal |