Honda NX125 Transcity (1989-92) vs Honda CBR 300R and CB 300RA (Brazilian model) (2010-12) vs Honda CBR 600RR (2014)
Comparison technical specifications
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| Make: | Honda | Honda | Honda |
| Model: | NX125 Transcity | CBR 300R and CB 300RA (Brazilian model) | CBR 600RR |
| Years: | 1989-92 | 2010-12 | 2014 |
| Engine: | Four stroke, single cylinder | Four stroke, single cylinder, DOHC, 4 valve per cylinder. | Four stroke, transverse four cylinder, DOHC, 4 valve per cylinder |
| Capacity: | 124.8 cc / 7.5 cu-in | 291.6 cc / 17.8 cub in. | 599 cc / 36.5 cu-in |
| Bore x Stroke: | 56.5 x 49.5 mm | 79 x 59.5 mm | 67 x 42.5 mm |
| Cooling System: | Air cooled | Air cooled | Liquid cooled |
| Compression Ratio: | 9.5:1 | 9.0:1 | 12.2:1 |
| Induction: | Single 24mm carburetor | PGM-FI electronic fuel injection | Dual Stage Fuel Injection (DSFI) with 40mm throttle bodies, Denso 12-hole injectors |
| Ignition: | CDI | Electronic | Computer-controlled digital transistorized with electronic advance and independent four-cylinder 3D-mapped computer control. |
| Starting: | Electric | Electric | Electric |
| Transmission: | 6 Speed | 5 Speed constant mesh | Close-ratio 6 Speed |
| Final Drive: | Chain | Chain | #525 O-ring chain |
| Front Suspension: | Hydraulic fork tubes of 35 mm diameter | Telescopic fork | 41mm inverted Big Piston Fork with spring preload, rebound and compression damping adjustability |
| Rear Suspension: | Prolink Monoshock | Monoshock | Unit Pro-Link HMAS single shock with spring preload, rebound and compression damping adjustability |
| Rear Wheel Travel: | 180 mm / 7 in | 105 mm / 4.1 in | 129.5 mm / 5.1 in |
| Front Brakes: | Single 240mm disc 2lpiston caliper | Single disc, 276 mm | 2x 310mm discs 4 piston calipers |
| Rear Brakes: | 110mm Drum | Drum, 130 mm | Single 220mm disc 1 piston caliper |
| Front Tyre: | 300 -21 | 110/70-17M/C 54H | 120/70 ZR17 |
| Rear Tyre: | 460 -17 | 140/70-17M/C 66H | 180/55 ZR17 |
| Seat Height: | 850 mm / 33.5 in | 781 mm / 30.7 in | 820 mm / 32.3 in |
| Dry Weight: | 120 kg / 264.6 lbs | CB 300R: 146 kg / 322 lbs CB 300RA: 149 kg / 329 lbs | 156.5 kg / 345 lbs |
| Fuel Capacity: | 9 Litres / 2.3 US gal | 18 Liters / 4.8 US gal | 18.2 liters / 4.8 gal |