BMW R nineT Urban G/S (2021) vs Ducati 851 SP Biposto (1990-92) vs Triumph TRX 75 Hurricane (1970-72) vs Honda CB 600S Hornet (2004)
Comparison technical specifications
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| Make: | BMW | Ducati | Triumph | Honda |
| Model: | R nineT Urban G/S | 851 SP Biposto | TRX 75 Hurricane | CB 600S Hornet |
| Years: | 2021 | 1990-92 | 1970-72 | 2004 |
| Engine: | Four stroke, two cylinder horizontally opposed Boxer, two camshafts and four radially aligned valves per cylinder, central counterbalancer shaft. | Four stroke, 90°“L”twin cylinder, DOHC, desmodromic 4 valves per cylinder, belt driven | Four stroke, transverse 3 cylinder, pushrod 2 valves per cylinder | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder |
| Capacity: | 1170 cc / 71.4 cub in | 851 cc / 51.9 cu in | 744 cc / 45.4 cu in | 599 cc / 36.5 cu-in |
| Bore x Stroke: | 101 x 73 mm | 92 x 64 mm | 67 x 70 mm | 65 x 45.2 mm |
| Compression Ratio: | 12.0:1 | 10.5:1 | 9.0:1 | 12.0:1 |
| Induction: | Electronic intake pipe injection / digital engine management with overrun cutoff, twin-spark ignition | Weber I.A.W. CPU P7 electronic fuel injection. 2 x 50mm throttle bodies | 3x 27mm Amal carburetors | 4x 34mm carburetors |
| Starting: | Electric | Electric | Kick | Electric |
| Max Power: | 80 kW /109 hp @ 7250 rpm | 80.9 kW / 110 hp @ 9600 rpm (rear tyre: 69.9 kW / 95 hp @ 9000 rpm) | 44.7 kW / 60 hp @ 7250 rpm | 97.5 hp / 71.1 kW @ 12000 rpm (84.31/11400 |
| Transmission: | 6-speed, Claw-shifted transmission with helical-cut splines | 6 Speed | 5 Speed | 6 Speed |
| Final Drive: | Shaft | Chain | chain | Chain |
| Front Suspension: | 46 mm upside-down telescopic forks | 41 mm Showa upside-down fork with rebound compression damping adjustable | Telescopic forks | 41mm Telescopic forks |
| Rear Suspension: | Cast aluminium single swinging arm with BMW Motorrad Paralever; central spring strut, spring preload fully adjustable by hook wrench, adjustable rebound-stage damping | Showa single shock with preload and damping adjust | Dual shocks preload adjustable | Monoshock preload adjustable. |
| Front Brakes: | 2 x 320 mm discs, 4 piston calipers | 2 x 320 mm Disc, 4 piston calipers | 203 mm Drum | 2x 296mm discs 2 piston calipers |
| Rear Brakes: | Single 265 mm disc, 2 piston floating caliper | Single 245 mm disc, 2 piston caliper | 178mm Drum | Single 220mm disc 1 piston caliper |
| Front Tyre: | 120/70 - R19 | 120/60 x 17 | 3.25-19 | 130/70ZR16 (61W) (Michelin Bridgestone) |
| Rear Tyre: | 170/60 - R17 | 180/55 x 17 | 4.25-18 | 180/55ZR17 (73W) (Michelin Bridgestone) |
| Wet Weight: | 223 kg / 491.6 lbs | 210kg / 462 lbs | 205 kg / 452 lbs | 201 kg / 457.7 lbs |
| Fuel Capacity: | 17 Litres / 4.5 US gal | 20 Litres / 5.3 US gal / 4.4 Imp gal | 10 Litres / 2.6 US gal / 2.2 Imp gal | 16 Litres / 3.6 gal |