Suzuki GSX 250S Katana (1992) vs Suzuki GSX 400T (1981-83) vs KTM 450 EXC Six Days (2009) vs Vespa 50 Elestart (1969-83) vs KTM 690 LC4 Supermoto (2009)

Comparison technical specifications

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Make:	Suzuki	Suzuki	KTM	Vespa	KTM
Model:	GSX 250S Katana	GSX 400T	450 EXC Six Days	50 Elestart	690 LC4 Supermoto
Years:	1992	1981-83	2009	1969-83	2009
Engine:	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder	Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder.	Four stroke, single cylinder, SOHC, 4 valves per cylinder	Two stroke, single cylinder	Four stroke, single Cylinder. SOHC, 4 Valve
Capacity:	249 cc / 15.2 cu in	399 cc / 24.3 cu in	447.9 cc / 27.42 cu-in	49.8 cc / 3.0 cub in	653.7
Bore x Stroke:	49 x 33 mm	67 x 56.6 mm	89 x 72 mm	38.4 x 43 mm	102 x 80 mm
Compression Ratio:	12.5:1	9.0:1	11.1:1	7.2:1	11.7:1
Ignition:	Digital	Transistorised	Kokusan digital	4 Pole flywheel magneto	Kokusan DC-CDI
Starting:	Electric	Electric	Electric & kick	Electric	Electric
Transmission:	6 Speed, constant mesh	6 Speed	6 Speed	3 Speed mesh gears	6 Speed
Final Drive:	Chain	Chain	Chain, X ring, 5.8 x 1/4"	Direct drive	Chain: X-ring 5/8 x 1/4"
Front Suspension:	37 mm Telescopic forks	Telescopic fork	WP 4860 MA upside-down fork	Hydraulic shock absorber with rubber elements	WP Upside-down forks
Rear Suspension:	Swingarm, dual shocks, 4-way preload and 4-way rebound damping adjustable	Dual shocks	WP-PDS shock absorber, aluminium swingarm	Hydraulic shock absorber	WP monoshock
Front Brakes:	Single 300 mm disc, 2 piston caliper	Single disc	Single 260 mm disc, floating caliper	Drum	Single 320mm disc
Rear Brakes:	Single 240 mm disc	Drum	Single 220mm disc, floating caliper	Drum	Single 240mm disc
Dry Weight:	160 kg / 352 lbs	169 kg / 373 lbs	113.5 kg / 250.2 lbs	67.5 kg / 148 lbs	152 kg / 335 lbs