BMW K1600 Grand America (2020-) vs Suzuki GSX 400F Katana (1982) vs Honda FMX 650 Supermoto (2005-06) vs Suzuki PE 250 (1977-78) vs Suzuki RV 125 (1972-73) vs KTM 1290 Super Duke GT (2016)

Comparison technical specifications

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Make:	BMW	Suzuki	Honda	Suzuki	Suzuki	KTM
Model:	K1600 Grand America	GSX 400F Katana	FMX 650 Supermoto	PE 250	RV 125	1290 Super Duke GT
Years:	2020-	1982	2005-06	1977-78	1972-73	2016
Engine:	Four stroke, transverse six cylinder, 4 valves per cylinder	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.	Four stroke, single cylinder, SOHC, 4 valve	Two stroke, single cylinder, piston and reed valve	Single cylinder, two-stroke, aluminium	75º V twin, 4 stroke, DOHC, 4 valve
Capacity:	1649 cc / 100.6 cu in.	398 cc / 24.3 cu in	644 cc / 39.3 cu-in	246 cc / 15.0 cu in	124 cc / 7.6 cu in	1301 cc / 79.4 cu in
Bore x Stroke:	72 x 67.5 mm	53 x 45.2 mm	100 X 82 mm	67 x 70 mm	56 x 50 mm	108 x 71 mm
Cooling System:	Liquid cooled	Air cooled	Air cooled	Air cooled	Air cooled	Liquid cooling
Induction:	52mm Throttle valve diameter, BMS-X	4 x Mikuni BS26SS carburetors	Single 40mm Keihin VE-type carburetors	Mikuni VM36SS carburetor	Mikuni VM22SH carburetor	Keihin EFI, throttle body 56 mm
Starting:	Electric	Electric	Electric	Kick	Kick	Electric
Max Power:	118 kW / 160.5 hp @ 7750 rpm	30.8 kW / 41.3 hp @ 10500 rpm	39.4 hp / 28.7 kW @ 5750 rpm	21 kW / 28 hp @ 8000 rpm	8.2 kW / 11 hp @ 6000 rpm	129 kW / 173 hp @
Max Torque:	175 Nm / 17.8 kgf-m / 129 lb-ft @ 5250 rpm	30.2 Nm / 3.1 kgf-m / 22.3 lb-ft @ 8500 rpm	52.3 Nm / 5.33 kg-m @ 4500 rpm	27.3 Nm / 2.78 kgf-m / 20.1 lb-ft @ 6500 rpm	13.7 Nm / 1.4 kgf-m 10.1 lb-ft @ 5500 rpm	144 Nm / 14.68 kgf-m @
Transmission:	Constant-mesh 6-speed gearbox, helical cut	6 Speed	5 Speed	5 Speed	5 Speed, constant mesh	6-Speed
Final Drive:	Shaft	Chain, DAIDO DID50UB, 104 links	Chain	Chain, DAIDO DID 520UB, 110 links	Chain	Chain
Front Suspension:	Dual longitudinal control arm, Dynamic ESA semi-active suspension (road and dynamic modes)	Telescopic fork, oil dampened	45mm Inverted leading-axle telescopic fork	Telescopic phneumatic/coil spring, oil dampened	Telescopic fork, oil dampened	WP Semi-Active, Ø 48 mm
Rear Suspension:	Paralever (single-sided swing arm), central spring strut, rebound/continuously variable, Dynamic ESA semi-active suspension (road and dynamic modes)	Swingarm, dual shocks, oil dampened, spring 5-way adjustable	Pro-Link mono shock, Swingarm	Swingarm. gas/oil dampened spring, 3-way adjustable	Swingarm, dual shocks, coil springs, oil dampened	WP Semi-Active monoshock, single sided swingarm
Front Brakes:	2 x 320mm discs, 4 piston calipers	2 x Discs	Single 296mm disc 2 piston caliper	Drum, internal expanding	Drum, internal expanding	320 mm Dual floating discs, Brembo M50 4-piston calipers, ABS
Rear Brakes:	Single 320mm disc, 2 piston caliper	Single disc	Single 220mm disc 1 piston caliper	Drum, internal expanding	Drum, internal expanding	240 mm Single disc, 2-piston Brembo caliper, ABS
Front Tyre:	120/70 ZR17	3.25-S19 4PR	120/70 R17	3.00-21 4PR	5.40-14 4PR	120/70 ZR17, Pirelli Angel GT
Rear Tyre:	190/55 ZR17	3.75-S18 4PR	150/60 R17	4.50-18 4PR	6.70-12 4PR	190/55 ZR17, Pirelli Angel GT
Wheelbase:	1680 mm / 66.1 in	1415 mm / 55.7 in	1490 mm / 58.6 in	1455 mm / 57.3 in	1006 mm / 51.4 in	1482 mm ±15 mm / 58.34 in ±0.59 in
Fuel Capacity:	26.5 Litres / 7.0 US gal	15 Litres / 4.0 US gal / 3.3 Imp gal	11 Litres / 2.9 gal	10.6 Litres / 2.8 US gal / 2.3 Imp gal	5 Litres / 1.3 US gal / 1.1 Imp gal	23 Litres / 6.1 US gal