Honda XR 250 (1979) vs Honda CBR1000RR-R Fireblade (2020)
Comparison technical specifications
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| Make: | Honda | Honda |
| Model: | XR 250 | CBR1000RR-R Fireblade |
| Years: | 1979 | 2020 |
| Engine: | Four stroke, single cylinder SOHC, 4 valve | Four stroke, transverse 4 cylinder, DOHC, 4 valves per cylinder |
| Capacity: | 249 cc / 15.2 cu-in | 999.9 cc / 61 cu-in |
| Bore x Stroke: | 74 x 57.8 mm | 81 x 48.5 mm |
| Cooling System: | Air cooled | Liquid cooled |
| Compression Ratio: | 9.6:1 | 13.0:1 |
| Induction: | 2x 30.5 mm piston valve Keihin carburetor | Programmed Dual Stage Fuel Injection (PGM-DSFI) with 52mm throttle bodies, Denso 12-hole injectors |
| Ignition: | CDI Capasitor-Discharge | Digital transistorized with electronic advance |
| Starting: | Kick | Electric |
| Max Power: | 30 hp / 21.9 kW @ 9000 rpm | 215 hp / 160kW @ 14500 |
| Max Torque: | 24.5 Nm / 18 lb-ft @ 7500 rpm | 113 Nm / 83 lb-ft @ 12500 |
| Clutch: | Wet, four friction discs | Wet, multiplate hydraulic clutch with assist slipper |
| Transmission: | 5 Speed | 6 speed |
| Final Drive: | Chain | #525 Chain, 16T/43T |
| Front Suspension: | Leading axel hydraulic 38mm forks | 43mm Showa telescopic inverted fork, and a big piston front fork with preload, compression and rebound adjustment |
| Front Wheel Travel: | 223.5 mm / 8.8 in | 120 mm / 4.7 in |
| Rear Suspension: | Inverted lay-down gas-charged shocks, three step spring pre-load | Unit Pro-Link with gas-charged HMAS damper featuring 10-step preload and stepless compression and rebound damping adjustment. Showa Balance-Free Rear Cushion with preload, compression and rebound adjustment |
| Rear Wheel Travel: | 198 mm / 7.8 in | 137 mm / 5.4 in |
| Front Brakes: | Drum | 2x 330mm discs w/ radially mounted 4-piston Nissin calipers |
| Rear Brakes: | Drum | Single 220mm disc w/ 2-piston Brembo caliper |
| Wheels: | DID shoulderless aluminum alloy | Cast aluminum |
| Front Tyre: | 3.00-23 | 120/70ZR17 |
| Rear Tyre: | 4.60-18 | 200/55ZR17 |
| Dimensions: | Length 2210 mm / 87 in Width 874 mm / 34.4 in Height 1210mm / 47.6 in | Length 2100 mm / 82.7 in Width 745 mm / 29.3 in Height 1140 mm / 44.9 in |
| Wheelbase: | 1400 mm / 55.1 in | 1455 mm / 57.3 in |
| Seat Height: | 880 mm / 34.6 in | 828 mm / 32.6 in |
| Ground Clearance: | 280 mm / 11 in | 115 mm / 4.5 in |
| Fuel Capacity: | 9.8 Litres / 2.6 US gal | 16 Litres / 4.3 US gal |