This page provides a detailed comparison of the specifications for the John Deere 7425 and the Valmet 8400.
| John Deere 7425 | Valmet 8400 | |
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| Engine | ||
| Engine Manufacturer | John Deere | SisuDiesel |
| Engine Model | PE6068 | 620DS |
| Engine Cooling Type | Liquid-cooled | Liquid-cooled |
| Engine Fuel Type | Diesel | Diesel |
| Engine Induction Type | - | Turbocharged |
| Engine Cylinders | 6 | 6 |
| Engine Displacement Value | 414 ci (6.8 L) | 403 ci (6.6 L) |
| Engine Rated Rpm | 2100 | 2200 |
| Engine Power Output Value | 138 hp (102.9 kW) | 138 hp (103.0 kW) |
| Transmission | ||
| Transmission Type | Four-speed power shift | Three-speed power shift |
| Transmission Forward Gears | 16 | 36 |
| Transmission Reverse Gears | 16 | 36 |
| Dimensions | ||
| Length Value | 188 | 187 |
| Operating Weight Value | 10750 lb (4876 kg) | 10740 lb (4872 kg) |
| Miscellaneous | ||
| Chassis | 4x2 2WD | 4x4 MFWD 4WD |
| Drive Type | 2WD | 4WD |
| Front Tire Type | - | - |
| Rear Tire Type | - | - |
| Hitch Category | Category 3 | III |
| Hydraulic System Type | Closed center pressure flow compensated | - |
| Starter Type | Electric | Electric |
