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