| Attribute | Yamaha YZ 250 F 2006 × | FB Mondial SMX 125 2017 × |
|---|---|---|
| General | ||
| Production from (year) | 2006 | 2017 |
| Make | Yamaha | FB Mondial |
| Model | Yamaha YZ 250 F | FB Mondial SMX 125 |
| Category | Cross / motocross | Enduro / offroad |
| Engine and transmission | ||
| Engine type | V2, four-stroke | Single cylinder, four-stroke |
| Fuel system | Carburettor. Keihin FCR37H | Injection. EFI |
| Displacement (cm³) | 249 | 124.2 |
| Power (kw) | - | 9.8 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | - | 10.5 |
| Bore (mm) | 77 | 58 |
| Stroke (mm) | 53.6 | 47 |
| Gearbox | 5-speed | 6-speed |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) | Double Overhead Cams/Twin Cam (DOHC) |
| Ignition | CDI | - |
| Clutch | Wet, multiple-disc | - |
| Lubrication system | Dry sump | Wet sump |
| Compression | 12.5:1 | 12.6:1 |
| Chassis | ||
| Front suspension | Upside-down telescopic fork | 41 mm USD for |
| Rear suspension | Swing arm (link-type monocross) | Single shock absorbers |
| Front brakes | Single disc | Single disc. Floating discs. Two-piston calipers. |
| Rear brakes | Single disc | Single disc. Floating disc. Single-piston caliper. |
| Diameter (mm) | 245 | 220 |
| Front tyre | 80/90-R21 | 90/90-21 |
| Rear tyre | 100/90-19 | 120/80-18 |
| Front wheel travel (mm) | 300 | 257 |
| Rear wheel travel (mm) | 125 | 207 |
| Other | ||
| Starter | Kick | Electric |
| Color options | - |
|
| Dimensions | ||
| Wheelbase (mm) | 1,473 | 1,443 |
| Dry weight (kg) | 93 | 122 |
| Power/weight ratio | - | 0.0803 |
| Overall height (mm) | 1,294 | 1,255 |
| Overall length (mm) | 2,170 | 2,171 |
| Overall width (mm) | 815 | 814 |
| Seat height (mm) | 994 | 946 |
| Ground clearance (mm) | 371 | 327 |
| Performance | ||
| Fuel capacity (l) | 7 | 14 |