| Engine | Honda CB300R | Honda Grom |
|---|---|---|
| Displacement | 286 cc | 125 cc |
| Max power | 31 hp (@8 500 RPM) | 9 hp (@6 750 RPM) |
| Max torque | 19 lb ft (@7 500 RPM) | 7 lb ft (@5 350 RPM) |
| Redline | 9 300 RPM | |
| Idling speed | 1 200 RPM | 1 400 RPM |
| Management | Fuel Injection | Fuel Injection |
| Layout | DOHC Single | SOHC Single |
| Compression | 10.70:1 | 9.30:1 |
| Oil capacity | 1.70 quart | |
| Oil type | 10W30 | |
| Spark plug type | NGK CPR6EA-9 | |
| Cooling | Liquid | Air |
| Valves | 4 | 2 |
| Bore | 76.0 mm | 52.0 mm |
| Stroke | 63.0 mm | 58.0 mm |
| Throttle bore | 24.0 mm | |
| Weight to power | 10.17 lbs/hp | 24.99 lbs/hp |
| Power to weight | 245 hp/2500lbs | 100 hp/2500lbs |
| Battery type | 12V 7AH | 12V 3.5Ah, YTZ5S |
| Gearbox | Honda CB300R | Honda Grom |
|---|---|---|
| Type | Sequential | Sequential |
| Clutch | Wet | Wet |
| Drive | Chain | Chain |
| Chain type | 420 106 links | |
| Gears count | 0 | 4 |
| Primary ratio | 3.35 | |
| Final drive | 2.267 | |
| 1. gear | 2.5 (28 mph) | |
| 2. gear | 1.55 (45 mph) | |
| 3. gear | 1.15 (61 mph) | |
| 4. gear | 0.923 (76 mph) |
| Chasis | Honda CB300R | Honda Grom |
|---|---|---|
| Frame type | Steel diamond frame | Back bone type |
| Front susp. | 41mm USD, 5.12 in travel | 31mm USD, 3.94 in travel |
| Rear susp. | Monoshock, 4.21 in travel | Monoshock, 4.09 in travel |