Indian Scout (2020) vs Triumph Speed Twin 900 Limited Edition (2023) vs Triumph TT600 (2002-03) vs Aprilia RSV-4 RF (2015)

Comparison technical specifications

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Make:	Indian	Triumph	Triumph	Aprilia
Model:	Scout	Speed Twin 900 Limited Edition	TT600	RSV-4 RF
Years:	2020	2023	2002-03	2015
Engine:	Four stroke, 60° V-Twin, DOHC, 4-valves per cylinder	Four stroke, 270° Crank angle parallel twin, SOHC, 4 valves per cylinder	Four stroke, transverse four cylinder. DOHC, 4 valves per cylinder.	Four stroke, longitudinal 65° V four , DOHC, 4 valves per cylinder
Capacity:	1133 cc / 69 cu in	900 cc / 54.9 cu-in	599 cc / 36.6 cu in	999.6 cc / 61.0 cu-in
Bore x Stroke:	99 x 73.6mm / 3.898 x 2.898 in	84.6 x 80 mm	68 x 41.3 mm	78 x 52.3 mm
Cooling System:	Liquid cooled	Liquid cooled	Liquid cooled	Liquid cooled
Lubrication:	Semi-dry sump	Wet sump	Wet sump	Wet sump. Two pumps (lubrication and cooling). Oil cooler.
Compression Ratio:	10.7:1	11.0:1	12.5:1	13.6:1
Induction:	Electronic fuel injection, closed loop, 60 mm bore	Multipoint sequential electronic fuel injection, ride by wire	Multipoint sequential electronic fuel injection with forced air induction	Airbox with front dynamic air intakes. Variable length intake ducts controlled via ECU. 4 Marelli 48-mm throttle bodies with 8 injectors and latest generation Ride-by-Wire engine management. Choice of three different engine maps selectable by the rider with bike in motion: T (Track), S (Sport), R (Road) Magneti Marelli digital electronic ignition system integrated in engine control system, with one spark plug per cylinder and "stick-coil"-type coils
Starting:	Electric	Electric	Electric	Electric
Max Power:	100 hp / 74.5 kW @ 8100 rpm	47.8 kW / 64.1 hp @ 7500 rpm	80.2 kW / 110 hp @ 12750 rpm	148 kW / 201 hp @ 13000 rpm
Max Torque:	72.2 ft-lbs / 97.7 Nm @ 5900 rpm	80 Nm / 59 lb-ft @ 3800 rpm	68 Nm / 6.93 kg-m / 50.2 ft-lb @ 11000 rpm	117 Nm / 11.9 kgf-m / 86.2 lb-ft @ 10500 rpm
Clutch:	Wet, multi-plate	Wet, multi-plate assist clutch	Wet, multiple discs, cable operated	Multi-disc oil bath with mechanical slipper system
Transmission:	6 Speed sliding-mesh/foot shift	5-Speed	6 Speed	6 Speed gearbox cassette type
Final Drive:	Belt drive, 141 tooth	O ring Chain	Chain	Chain
Front Suspension:	41 mm Telescopic fork,	41 mm Kayaba fork, non-adjustable with cartridge damping	43mm forks with dual rate springs and adjustable preload, compression and rebound damping	Öhlins Racing Fork with TIN surface treatment Fork with 43 mm stanchions. Low profile forged aluminium radial calliper mounting bracket. Adjustable spring preload and hydraulic compression and rebound damping. Adjustable Öhlins steering damper
Front Wheel Travel:	120 mm / 4.7 in	120 mm / 4.7 in	120 mm / 4.7 in	120 mm / 4.7 in
Rear Suspension:	Dual shocks	Twin RSUs, with pre-load adjustment	Monoshock with adjustable preload, compression and rebound damping	Double braced aluminium swingarm; mixed low thickness and sheet casting technology. Öhlins Racing monoshock with piggy-back, fully adjustable in: spring preload, wheelbase length, hydraulic in compression and rebound. APS progressive linkages.
Rear Wheel Travel:	76 mm / 3.0 in	120 mm / 4.7 in	120 mm / 4.7 in	130 mm / 5.1 in
Front Brakes:	Single 298 mm rotor with 2 piston caliper	Single 310mm floating disc, Brembo 4 piston fixed axial caliper	2x 310 mm Discs, 4 piston calipers	2 x Ø320 mm diameter floating stainless steel disc with lightweight stainless steel rotor and aluminium flange with 6 pins. Brembo monobloc radial calipers with 4 x Ø30 mm opposing. Sintered pads. Radial pump and metal braided brake hose
Rear Brakes:	Single 298 mm rotor with 1 piston caliper	Single 255mm disc, Nissin 2 piston floating caliper	Single 220mm disc, 1 piston caliper	Single Ø220 mm diameter disc, Brembo floating caliper with two Ø32 mm isolated pistons. Pump with integrated tank and metal braided hose
Front Tyre:	130/90-16 72H	100/90-18	120/70 ZR17	120/70 ZR17
Rear Tyre:	150/80-16 71H	150/70 R17	180/55 ZR17	200/55 ZR 17 (alternative: 190/50 ZR 17; 190/55 ZR17)
Dimensions:	Length 2311 mm / 91 in Width 880 mm / 34.6 in Height 1207 mm / 47.5 in	Length 2095 mm / 82.5 in Width 780 mm / 30.7 in Height 1110 mm / 43.7 in	Length 2060 mm / 81.1 in Width 665mm / 26.2 in Height 1150 mm / 45.3 in	Length: 2040 mm / 80.3 in Width: 735 mm / 28.9 in (at the handlebar) Height : 1120 mm / 44.0 in
Seat Height:	673 mm / 26.5 in Laden 643 mm/ 25.3 in	765 mm / 30.1 in	810mm / 31.9in	845 mm / 33.2 in
Fuel Capacity:	12.5 Litres / 3.3 US gal	12 Litres / 3.2 US gal	18 Litres / 4.8 US gal / 4.0 Imp gal	18.5 Litres / 4.9 US gal