Yamaha R6
121 hp, 600 cc, 182 kg2003 - 2004
Ducati Streetfighter V4
208 hp, 1103 cc, 201 kg2020
MetricUS
EngineYamaha R6Ducati Streetfighter V4
Displacement600 cc1103 cc
Max power121 hp (@13 000 RPM)208 hp (@12 750 RPM)
Max torque60 Nm (@12 000 RPM)123 Nm (@11 500 RPM)
Redline15 500 RPM14 250 RPM
Idling speed1 200 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-4DOHC V4
Compression12.40:114.00:1
Oil capacity3.40 litre
Oil type10W40, Motul 300V 10W40, Shell Rotella 10W40
Spark plug typeNGK CR9EK, NGK CR10EK
CoolingLiquidLiquid
Valves1616
Bore65.5 mm81.0 mm
Stroke44.5 mm53.5 mm
Throttle bore38.0 mm52.0 mm
Weight to power1.50 kg/hp0.97 kg/hp
Power to weight664 hp/Ton1034 hp/Ton
Battery type12 V 8 Ah, GT9B-4
GearboxYamaha R6Ducati Streetfighter V4
TypeSequentialSequential
ClutchWetSlipper
DriveChainChain
Chain type
Gears count66
Primary ratio1.9551.8
Final drive3.02.8
1. gear2.846 (110 km/h)2.714 (132 km/h)
2. gear1.947 (161 km/h)2.117 (169 km/h)
3. gear1.556 (202 km/h)1.736 (206 km/h)
4. gear1.333 (235 km/h)1.523 (235 km/h)
5. gear1.19 (264 km/h)1.363 (263 km/h)
6. gear1.083 (290 km/h)1.25 (286 km/h)
ChasisYamaha R6Ducati Streetfighter V4
Frame typeDiamondAluminum Front Frame
Front susp.Telescopic fork USD, 120.00 mm travel43mm USD Showa BPF, 120.00 mm travel
Rear susp.Swingarm link, spring/gas-oil damperSachs rear shock, 130.00 mm travel
Dyno chart of 2020 Ducati Streetfighter V4