Yamaha R6
133 hp, 599 cc, 401 lbs2006 - 2007
Ducati Streetfighter V4
208 hp, 1103 cc, 443 lbs2020
EngineYamaha R6Ducati Streetfighter V4
Displacement599 cc1103 cc
Max power133 hp (@14 500 RPM)208 hp (@12 750 RPM)
Max torque50 lb ft (@12 000 RPM)90 lb ft (@11 500 RPM)
Redline16 200 RPM14 250 RPM
Idling speed1 250 RPM1 200 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-4DOHC V4
Compression12.80:114.00:1
Oil capacity3.22 quart
Oil type10W40, Motul 300V 10W40, Shell Rotella 10W40
Spark plug typeNGK CR10EK
CoolingLiquidLiquid
Valves1616
Bore67.0 mm81.0 mm
Stroke42.5 mm53.5 mm
Throttle bore52.0 mm
Weight to power3.02 lbs/hp2.13 lbs/hp
Power to weight828 hp/2500lbs1173 hp/2500lbs
Battery type12 V, 8.6 Ah, YTZ10S
GearboxYamaha R6Ducati Streetfighter V4
TypeSequentialSequential
ClutchWetSlipper
DriveChainChain
Chain type
Gears count66
Primary ratio2.0731.8
Final drive2.8132.8
1. gear2.583 (79 mph)2.714 (82 mph)
2. gear2.0 (102 mph)2.117 (105 mph)
3. gear1.667 (123 mph)1.736 (128 mph)
4. gear1.444 (142 mph)1.523 (146 mph)
5. gear1.286 (159 mph)1.363 (163 mph)
6. gear1.15 (178 mph)1.25 (178 mph)
ChasisYamaha R6Ducati Streetfighter V4
Frame typeDiamondAluminum Front Frame
Front susp.Telescopic fork USD, 4.72 in travel43mm USD Showa BPF, 4.72 in travel
Rear susp.Swingarm link suspension, coil spring/gas oil damper, 2.36 in travelSachs rear shock, 5.12 in travel
Dyno chart of 2006 Yamaha R6 and 2020 Ducati Streetfighter V4