KTM 690 Duke R (2014) vs Harley-Davidson Harley Davidson CVO Road Glide (2020) vs Yamaha XS 1100SF Special (1979)
Comparison technical specifications
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| Make: | KTM | Harley-Davidson | Yamaha |
| Model: | 690 Duke R | Harley Davidson CVO Road Glide | XS 1100SF Special |
| Years: | 2014 | 2020 | 1979 |
| Engine: | Four stroke, single cylinder, SOHC, 4 valves | Four stroke, V-Twin, Milwaukee-Eight 117, Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters, 4 valves per cylinder | Four stroke transverse four cylinder, DOHC, 2 valves per cylinder. |
| Capacity: | 690 cc / 42.1 cu in | 1923 cc / 117 cu-in | 1101 cc / 67.2 cu-in |
| Bore x Stroke: | 102 x 84.5 mm | 103.5 X 114.3 mm | 71.5 x 68.6 mm |
| Cooling System: | Liquid Cooled | Air cooled | Air cooled |
| Compression Ratio: | 12.6:1 | 10.2:1 | 9.2:1 |
| Lubrication: | Wet sump | Pressurized, dry-sump with oil cooler | Wet sump |
| Induction: | Generation Keihin EMS with EPT (Electric Power Throttle) | Electronic Sequential Port Fuel Injection | 4x Mikuni BS 34SS Carburettor |
| Ignition: | Kokusan DC-CDI | Single-fire, non-wasted, map-controlled spark ignition | TCI additional vacuum adjusted! / electric kick starter - Witch is separated from the engine, for emergency mounting only |
| Starting: | Electric | Electric | Electric |
| Max Torque: | 69.8 Nm / 7.1 kgf-m / 51.6 ft-lb @ 6550 rpm | 169 Nm / 124.6 lb-ft @ 3500 rpm | 9.2 kgf-m / 66.5 lb-ft @ 6500 rpm |
| Transmission: | 6 Speed | 6 Speed | 5 Speed |
| Final Drive: | Chain X-Ring 5/8 x 5/16" | Belt | Shaft |
| Front Suspension: | WP Upside-down forks, 4357 ROMA Split | Showa dual bending valve front suspension | Telescopic fork. |
| Rear Suspension: | WP monoshock, 4618 with Pro-lever deflector | Emulsion rear suspension with hand-adjustable pre-load | Dual shocks Swing arm, preload adjustable |
| Front Brakes: | Single 320 mm floating disc, radially screwed four-piston brake caliper | Caliper Type 32 mm, 4-piston fixed | 2x 298mm discs |
| Rear Brakes: | Single 240 mm floating disc, single piston caliper | Caliper Type 32 mm, 4-piston fixed | Single 298mm disc |
| Front Tyre: | 120/70 - ZR17 M/C 58W TL | 130/60B21 M/C63H | 3.50-19 |
| Rear Tyre: | 160/60 - ZR17 M/C 69W TL | 180/55B18 M/C80H | 4.50-16 |
| Trail: | 115 mm / 4.5 in | 173 mm / 6.8 in | 130 mm / 5.1 in |
| Fuel Capacity: | 14 Litres / 3.7 US gal / 3.1 Imp gal | 22.7 Litres / US 6.0 gal | 15 Litres / 3.9 US gal |