Derbi GPR 125 (2005-06) vs KTM 990 Supermoto T (2011) vs KTM 690 Duke R (2015) vs BMW R 45 (1982-85) vs Cagiva Mito 125 (2004-05) vs KTM 690 Duke R (2011) vs BMW F 900GS (2024)

Comparison technical specifications

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Make:	Derbi	KTM	KTM	BMW	Cagiva	KTM	BMW
Model:	GPR 125	990 Supermoto T	690 Duke R	R 45	Mito 125	690 Duke R	F 900GS
Years:	2005-06	2011	2015	1982-85	2004-05	2011	2024
Engine:	Two stroke, single cylinder	Four stroke, 75°V-twin cylinder, DOHC, 4 valves per cylinder	Four stroke, single cylinder, SOHC, 4 valves	Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder.	Two stroke, single cylinder, electric variable power read valve	Four stroke, single cylinder, SOHC, 4 valves	Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder
Capacity:	124.7 cc / 7.6 cu-in	999.8 cc / 60.9 cu-in	690 cc / 42.1 cu in	453 cc / 27.6 cu in.	125.6 cc / 7.6 cu-in	690 cc / 42.1 cu in	895 cc / 54.6 cu-in
Bore x Stroke:	56 x 50 mm	101 x 62.4mm	102 x 84.5 mm	70 x 61.5 mm	56 x 50.6 mm	102 x 84.5 mm	86 x 77 mm
Cooling System:	Liquid cooled	Liquid cooling,	Liquid Cooled	Air cooled	Liquid cooled	Liquid Cooled	Liquid cooled
Compression Ratio:	12.5:1	11.5:1	12.6:1	8.2:1	6.3:1	12.5:1	13.1:1
Induction:	28mm Mikuni	Keihin EMS With FPT fuel injection	Generation Keihin EMS with EPT (Electric Power Throttle)	2 x Bing V65 carburetors	Dell'Orto carb	Generation Keihin EMS with EPT (Electric Power Throttle)	Electronic injection
Ignition:	Electronic CDI	Contactless, controlled, fully electronic ignition system with digital ignition timing adjustment	Kokusan DC-CDI	Bosch contact free electronic ignition	CDI	Kokusan DC-CDI	Electronic
Max Power:	11 kW 15 hp @ 8250 rpm	116 hp / 85 kW @ 9000 pm	52.2 kW / 70 hp @ 7500 rpm	20 kW / 27 hp @ 6500 rpm	34 hp / 24.8 kW @ 12000 rpm	52.2 kW / 70 hp @ 7500 rpm	77 kW / 103 hp @ 8500 rpm
Max Torque:	13.5 Nm @ 77500 rpm	97.Nm / / 71.5 ft/lb @ 7000 rpm	69.8 Nm / 7.1 kgf-m / 51.6 ft-lb @ 6550 rpm	37.5 Nm 3.8 kgf-m / 27.65 lb-ft @ 5500 rpm	23 Nm / 16.9 lb-ft @ 11000 rpm	69.8 Nm / 7.1 kgf-m / 51.6 ft-lb @ 6550 rpm	93 Nm / 68.6 lb-ft @ 6750 rpm
Transmission:	6 Speed	6 Speed	6 Speed	5 Speed	6 Speed	6 Speed	Claw-shift 6-speed gearbox integrated in crankcase
Final Drive:	Chain	Chain 5/8 x 5/16" X Ring	Chain X-Ring 5/8 x 5/16"	Shaft	Chain	Chain X-Ring 5/8 x 5/16"	Endless O-ring chain with shock damping in rear wheel hub
Front Suspension:	40mm Fourche USD hydraulic forks, 120mm wheel travel	48mm WP USD adjustable	WP Upside-down forks, 4357 ROMA Split	Telescopic hydraulic forks	40mm Marzocchi telescopic forks	WP Upside-down forks, 4860 ROMA	43mm Upside-down telescopic fork, rebound and compression damping adjustable
Rear Suspension:	Monoshock, 110mm wheel travel	WP shock, fully adjustable	WP monoshock, 4618 with Pro-lever deflector	Long swinging arm with adjustable strut	Progressive with hydralyc shock, adjustable spring preload	WP monoshock, 4618 with Pro-lever deflector	Aluminium double-sided swinging arm, directly linked WAD central spring strut, spring base and rebound damping adjustable (Optional equipment: sport suspension) (Option: Dynamic ESA)
Front Brakes:	Single 300mm disc 4 piston caliper	2x 305mm discs 4 piston calipers	Single 320 mm floating disc, radially screwed four-piston brake caliper	2 x ∅260mm Discs, 2 piston caliper.	Single 320mm disc 4 piston caliper	Single 320 mm floating disc, radially screwed four-piston brake caliper	2 x 305mm floating discs, 2-piston floatingcalipers
Rear Brakes:	Single 180mm disc 2 piston caliper	Single 240mm disc 2 piston caliper	Single 240 mm floating disc, single piston caliper	Single ∅200mm drum	Single 230mm disc 2 piston caliper	Single 240 mm floating disc, single piston caliper	Single 265mm discs, single-piston floating caliper
Front Tyre:	110/70 -17	120/70 ZR17	120/70 - ZR17 M/C 58W TL	1.85 - B18	110/70 ZR17	120/70 - R17	90/90 x 21
Rear Tyre:	140/70 -17	180/55 ZR17	160/60 - ZR17 M/C 69W TL	2.50 - B18	150/60 ZR17	160/60 - R17	150/70 x R17
Fuel Capacity:	13 Litres / 3.4 US gal	19 Litres / 5.0 gal	14 Litres / 3.7 US gal / 3.1 Imp gal	22 Litres / 5.8 US gal	14 Litres / 3.7 US gal	13.5 Litres / 3.6 US gal / 3.0 Imp gal	14.5 Litres / 3.8 US gal