| Attribute | Norton ES 400 Electra 1964 × | CSR Naked 250 2008 × |
|---|---|---|
| General | ||
| Production from (year) | 1964 | 2008 |
| Make | Norton | CSR |
| Model | Norton ES 400 Electra | CSR Naked 250 |
| Category | Allround | Naked bike |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 2 | - |
| Fuel system | Carburettor | Carburettor |
| Displacement (cm³) | 400 | 249 |
| Cooling system | Air | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 66 | - |
| Stroke (mm) | 56 | - |
| Gearbox | 4-speed | - |
| Clutch | Wet multiplate | - |
| Compression | 7.9:1 | - |
| Chassis | ||
| Front suspension | Telescopic | - |
| Rear suspension | Two schock | - |
| Front brakes | Expanding brake (drum brake) | Single disc |
| Rear brakes | Expanding brake (drum brake) | Single disc |
| Front tyre | - | 90/90-13 |
| Rear tyre | - | 130/90-15 |
| Seat | Dual | - |
| Wheels | Spoked | - |
| Other | ||
| Starter | Electric | Electric |
| Color options | - |
|
| Dimensions | ||
| Overall height (mm) | 1,016 | 1,080 |
| Overall length (mm) | 2,032 | 2,110 |
| Overall width (mm) | 686 | 650 |
| Performance | ||
| Fuel capacity (l) | - | 18 |