BMW K 1200RS (2001) vs Velocette Thruxton Endurance (1969) vs BMW F 850GS Adventure (2022)
Comparison technical specifications
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| Make: | BMW | Velocette | BMW |
| Model: | K 1200RS | Thruxton Endurance | F 850GS Adventure |
| Years: | 2001 | 1969 | 2022 |
| Engine: | Four stroke, horizontal in line four cylinder, DOHC, 4 valves per cylinder | Four stroke, single cylinder, OHV | Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder |
| Capacity: | 1171 cc / 71.4 cu in | 499 cc / 30.5 cub in | 853 cc / 52 cu-in |
| Bore x Stroke: | 70.5 x 75 mm | 86 x 86 mm | 84 x 77mm |
| Compression Ratio: | 11.5:1 | 8:1 | 12.7:1 |
| Ignition: | Bosch Motronic | Miller D6 with auto volt regulation | Knock control and oxygen sensors |
| Starting: | Electric | Kick start | Electric |
| Max Power: | 97 kW / 130 hp @ 8750 rpm | 25 kW / 34 hp @ 6200 rpm | 90 hp / 66 kW @ 8000 rpm |
| Transmission: | 6 Speed | 4 Speed constant mesh, close ratio | Constant mesh 6-speed gearbox integrated in crankcase |
| Final Drive: | Shaft | Chain | Endless O-ring chain with shock damping in rear wheel hub |
| Frame: | Bridging frame consisting of die-cast aluminium, engine decoupled from vibration through bearings | Tubular cradle, rear sub-frame detachable | Steel bridge frame in monocoque design, load-bearing engine |
| Front Suspension: | Telelever, stanchion diameter ∅35 mm, central strut | Telescopic fork with hydraulic damping and an offset wheel spindle | 43 mm USD forks |
| Rear Suspension: | Die cast aluminium single sided swinging arm with BMW Motorrad Paralever, central strut, spring preload and rebound damping adjustable | Woodhead-Monroe springs with hydraulic damping, later Armstrong and Girling | Cast aluminium dual swing arm, central WAD spring strut, spring pre-load hydraulically adjustable, rebound damping adjustable |
| Front Brakes: | 2 x ∅320mm discs, 4 piston calipers | 7 x 1 in., drum | 2 x 305mm floating discs, 2 piston floating calipers |
| Rear Brakes: | Single ∅285mm disc, 2 piston caliper | 7 x 1 in., drum | Single 265mm disc,1 piston floating caliper |
| Front Tyre: | 120/70 ZR17 | 3.00 x 21 Trials Universal | 90/90 21 |
| Rear Tyre: | 170/60 ZR18 | 4.00 x 19 Trials Universal | 150/70 R17 |
| Seat Height: | 770 mm to 800 mm / 303 in. to 31.5 in. | 838 mm / 33 in | 875 mm / 34.4 in - OE suspension lowering kit: 815 mm / 32 in - OE low seat: 835 mm / 32.8 in - OE double seat: 860mm / 33.8 in - OA rallye seat: 890 mm / 35 in |
| Fuel Capacity: | 22 L / 5.8 US gal | 11.35 L / 3 US gal | 23 Litres / 6 US gal |