Yamaha XVS 950 V-Star Bolt (2018-19) vs Yamaha YZF 1000R Thunder ace (1996) vs BMW R 1200RT LC (2018) vs Velocette Venom (1955-70)

Comparison technical specifications

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Make:	Yamaha	Yamaha	BMW	Velocette
Model:	XVS 950 V-Star Bolt	YZF 1000R Thunder ace	R 1200RT LC	Venom
Years:	2018-19	1996	2018	1955-70
Engine:	Four stroke, 60°V-cylinder, SOHC, 4 valve per cylinder	Four stroke, transverse four cylinder, DOHC, 5 valves per cylinder	Four stroke, two cylinder horizontally opposed Boxer, DOHC, 4 valves per cylinder	Four stroke, single cylinder,
Capacity:	942 cc / 58-cu-in	1002 cc / 61.1 cu-in	1170, 71.4 co in	499 cc / 30.5 cub in
Bore x Stroke:	85 x 83mm	75.5 x 56 mm	101 x 73 mm	86 x 86 mm
Cooling System:	Air cooled	Liquid cooled	Liquid cooled	Air cooled
Compression Ratio:	9.0:1	11.5:1	12.5:1	8.0:1
Ignition:	Digital TCI	Digital TCI	Digital engine management	Belt driven dynamo, after 1962: Lucas system
Starting:	Electric	Electric	Electric	Kick start
Max Power:	52.4 hp / 38.6 kW @ 6000 rpm	145 hp / 106.7kW @ 10000 rpm	92 kW / 125 hp @ 7750 rpm	25 kW / 34 hp @ 6200 rpm
Final Drive:	Belt	Chain	Shaft	Chain
Front Suspension:	41mm forks, 5.3in wheel travel	45mm forks, adjustable preload, bump and rebound.	BMW Telelever	Telescopic fork with hydraulic damping and an offset wheel spindle
Rear Suspension:	Preload adjustable dual shocks	Mono shock adjustable preload, bump and rebound.	BMW EVO Paralever	Woodhead-Monroe springs with hydraulic damping, later Armstrong and Girling, adjustable
Front Brakes:	Single 298mm disc 2 piston caliper	2x 298mm discs 4 piston calipers	2 x 320mm Discs, 4 piston callipers	7.5 x 1.5 in drum
Rear Brakes:	Single 298mm disc	Single 245mm disc 2 piston caliper	Single 276mm disc, 2 piston caliper	7 x 1 in drum
Front Tyre:	100/90 -19	120/70 ZR17	120/70 ZR17	3.25 x 19 in
Rear Tyre:	150/80-16	180/55 ZR17	180/60 ZR17	3.25 x 19 in
Wheelbase:	1570 mm / 61.8 in	1433 mm / 56.4 in	1485 mm / 58.5 in	1365 mm / 53.75 in