This page provides a detailed comparison of the specifications for the Deutz-Fahr 638 and the Deutz-Fahr 661.
| Deutz-Fahr 638 | Deutz-Fahr 661 | |
|---|---|---|
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| Engine | ||
| Engine Manufacturer | - | Deutz-Fahr |
| Engine Power Output Value | 125 hp (93.2 kW) | 143 hp (106.6 kW) |
| Transmission | ||
| Dimensions | ||
| Miscellaneous | ||
