12 material differences
Tractor oneDeutz-Fahr AgroStar 6.811993–1997No measured PTO figureTractor twoJohn Deere 8100 T1997–1998No measured PTO figure
Which should you choose?
We will not advise between these two machines, because their unladen weight differs by more than 25% (60%); the drive differs (4WD; Tracks); the 8100 T is on tracks, not an alternative to an ordinary tractor. The figures below are side by side so you can judge them yourself; each says whether it was measured, claimed or declared by its source.
Field by field
12 material differences · 2 fields identical or within 5%, which is not counted as material
| Field | AgroStar 6.81 | 8100 T | Gap |
|---|---|---|---|
| Engine | |||
| Engine power, claimed claimed | 182 hp | 182.6 hp | — |
| Engine declared | MWM TBD 226 BL-6 | John Deere-PowerTech 6.081 HRW-10 | differs |
| Displacement declared | 7.01 L | 8.13 L | +16% 8100 T |
| Maximum torque declared | 533 lb·ft · 723 N·m | 568 lb·ft · 770 N·m | +7% 8100 T |
| Transmission | |||
| Top speed declared | 24.9 mph · 40 km/h | 18.6 mph · 30 km/h | +33% AgroStar 6.81 |
| Clutch declared | Electro-hydraulically operated, oil-cooled multi-disc clutch | — | — |
| Hydraulics & hitch | |||
| Hydraulic centre declared | — | Closed centre | — |
| Hydraulic control declared | — | Load sensing | — |
| Pump flow declared | 21.8 gpm · 82.7 L/min | 31.1 gpm · 117.7 L/min | +42% 8100 T |
| Pressure declared | — | 3,379 psi · 233 bar | — |
| Rear PTO speeds declared | 540/1000/750 rpm | 1000 rpm | differs |
| Weight & dimensions | |||
| Unladen weight declared | 15,322 lb · 6,950 kg | 24,471 lb · 11,100 kg | +60% 8100 T |
| Maximum permissible mass declared | 22,046 lb · 10,000 kg | — | — |
| Wheelbase declared | 113.1 in · 2,872 mm | 89.0 in · 2,260 mm | +27% AgroStar 6.81 |
| Length declared | 199.2 in · 5,060 mm | 216.0 in · 5,487 mm | +8% 8100 T |
| Width declared | 97.2 in · 2,470 mm | 102.0–109.3 in · 2,591–2,775 mm | differs |
| Height, over the cab declared | 121.3 in · 3,080 mm | 123.4 in · 3,135 mm | — |
| Ground clearance declared | 24.0 in · 610 mm | 14.2 in · 360 mm | +69% AgroStar 6.81 |
| Fuel tank declared | 401.5 qt · 380 L | 519.9 qt · 492.0 L | +29% 8100 T |
Deutz-Fahr AgroStar 6.81 sources
Source
- Source: Traktorenlexikon, “Deutz-Fahr AgroStar 6.81”
John Deere 8100 T sources
Source
- Source: Traktorenlexikon, “John Deere 8100T”
- Source: OECD test report 1780, 1998