Suzuki GSX 1100F Katana (1991-92) vs Buell / EBR Buell XB12R Firebolt (2006) vs KTM 690 Duke (2011) vs Derbi GPR 125 (2007-10) vs Buell / EBR Buell XB12X Ulysses Adventure (2006-07)

Comparison technical specifications

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Make:	Suzuki	Buell / EBR	KTM	Derbi	Buell / EBR
Model:	GSX 1100F Katana	Buell XB12R Firebolt	690 Duke	GPR 125	Buell XB12X Ulysses Adventure
Years:	1991-92	2006	2011	2007-10	2006-07
Engine:	Four stroke, transverse four cylinder, DOHC, 4 valve per cylinder.	45° V-Twin, four stroke, pushrod actuated overhead valve. hydraulic self-adjusting lifters, 2 valve per cylinder.	Four stroke, single cylinder, SOHC, 4 valves	Two stroke, single cylinder	45° V-Twin, four stroke, pushrod actuated overhead valve, hydraulic self-adjusting lifters, 2 valve per cylinder.
Capacity:	1127 cc / 68.7 cu-in	1203 cc / 73 cu in	653.7 cc / 39.91 cu in	124.7 cc / 7.6 cu-in	1203 cc / 73 cu in
Bore x Stroke:	78 x 59 mm	88.9 x 96.8 mm	102 x 80 mm	56 x 50 mm	88.9 x 96.8 mm
Cooling System:	Air/oil cooled	Air cooled	Liquid Cooled	Liquid cooled	Air cooled
Compression Ratio:	10.0:1	10.0:1	11.8:1	12.5:1	10.0:1
Induction:	4 x 34mm Mikuni CV carburetors	Ø49 mm downdraft DDFI II fuel injection	Generation Keihin EMS with EPT (Electric Power Throttle)	28mm Mikuni	Ø49 mm downdraft DDFI II fuel injection
Starting:	Electric	Electric	Electric	Electric	Electric
Max Power:	99.1 kW / 136 hp @ 10000 rpm	86.9 kW / 103 hp @ 6800 rpm	46 kW / 65 hp @ 7500 rpm	11 kW 15 hp @ 8250 rpm	86.9 kW / 103 hp @ 6800 rpm
Max Torque:	112 Nm / 11.4 kgf-m / 82.6 lb-ft @ 7000 rpm	114 Nm / 11.6 kgf-m / 84 ft-lbs @ 6000 rpm	65 Nm / 6.6 kgf-m / 47.9 ft-lb @ 6550 rpm	13.5 Nm @ 77500 rpm	114 Nm / 11.6 kgf-m / 84 ft-lbs @ 6000 rpm
Transmission:	5 Speed	5 Speed	6 Speed	6 Speed	5 Speed
Final Drive:	Chain	Belt	Chain X-Ring 5/8 x 5/16"	Chain	Belt
Front Suspension:	Telescopic, oil damped, spring preload fully adjustable	Showa Ø41 mm inverted forks compression damping, rebound damping and spring preload adjustable	WP Upside-down forks, 4860 ROMA	40mm Fourche USD hydraulic forks, 120mm wheel travel	Showa Ø43 mm inverted forks compression damping, rebound damping and spring preload adjustable
Rear Suspension:	Full Floater rising-rate monoshock, 5-way preload and 4 way damping adjustable	Showa coil-over monoshock, remote underseat reservoir and adjustable compression damping, rebound damping and spring preload, 127mm wheel travel	WP monoshock, 4618 with Pro-lever deflector	Monoshock, 110mm wheel travel	Showa coil-over monoshock, remote underseat reservoir and adjustable compression damping, rebound damping and spring preload
Front Brakes:	2 x 275 mm Discs ,2 piston calipers	ZTL type brake, 6 piston, fixed caliper, Ø375 mm single-sided, inside out, stainless steel, floating rotor	Single 320 mm floating disc, radially screwed four-piston brake caliper	Single 300mm disc 4 piston caliper	ZTL type brake, 6 piston, fixed caliper, Ø375 mm single-sided, inside out, stainless steel, floating rotor
Rear Brakes:	Single 275 mm disc, 2 piston caliper	Single Ø240 mm disc, 1 piston floating caliper	Single 240 mm floating disc, single piston caliper	Single 180mm disc 2 piston caliper	Single Ø240 mm disc, 1 piston floating caliper
Front Tyre:	120/80 V16	120/70 ZR17	120/70 - R17	110/70 -17	120/70 R17 Dunlop D616F
Rear Tyre:	150/80 V16	180/55 ZR17	160/60 - R17	140/70 -17	180/55 R17 Dunlop D616
Dry Weight:	244 kg / 537.9 lbs	179 kg / 395 lbs	148.5 kg / 327 in	123 kg / 271 lbs	193 kg / 425 lbs
Fuel Capacity:	21 Litres / 5.3 US gal / 4.6 Imp gal	14 L / 3.7 US gal	13.5 Litres / 3.6 US gal / 3.0 Imp gal	13 Litres / 3.4 US gal	16.7 L / 4.4 US gal