| Attribute | Honda CB 400 SS × | Yamaha SR 400 2012 × |
|---|---|---|
| General | ||
| Production from (year) | 2002 | 2012 |
| Make | Honda | Yamaha |
| Model | Honda CB 400 SS | Yamaha SR 400 |
| Category | Naked bike | Allround |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 4 | 2 |
| Fuel system | Carburettor | Carburettor. BSR33 |
| Displacement (cm³) | 397 | 399 |
| Power (kw) | 21.2 | 19.7 |
| Cooling system | Air | Air |
| Transmission type,final drive | - | Chain |
| Torque (Nm) | 31 | 29 |
| Bore (mm) | 85 | 87 |
| Stroke (mm) | 70 | 67.2 |
| Gearbox | 5-speed | 5-speed |
| Fuel control | Overhead Cams (OHC) | Overhead Cams (OHC) |
| Compression | 8.8:1 | 8.5:1 |
| Chassis | ||
| Front suspension | - | Telescopic fork |
| Rear suspension | - | Dual shocks |
| Front brakes | Single disc | Single disc. 2-piston calipers |
| Rear brakes | Expanding brake | Expanding brake (drum brake) |
| Frame type | - | Steel |
| Front tyre | 100/90-19 M/C 57S | 90/100-18 |
| Rear tyre | 110/90-18 M/C 61S | 110/90-18 |
| Trail (mm) | - | 111 |
| Rake (fork angle) (degree) | - | 24.7 |
| Other | ||
| Starter | - | Kick |
| Dimensions | ||
| Wheelbase (mm) | 1,405 | 1,410 |
| Dry weight (kg) | 139 | 152 |
| Power/weight ratio | 0.1525 | 0.1296 |
| Overall height (mm) | 1,125 | 1,100 |
| Overall length (mm) | 2,165 | 2,085 |
| Overall width (mm) | 780 | 750 |
| Seat height (mm) | 790 | 790 |
| Ground clearance (mm) | 160 | 140 |
| Performance | ||
| Fuel capacity (l) | 11 | 12 |