This comparison evaluates the Komatsu D51 and Caterpillar D11T, both classified as Industrial tractors. We analyze horsepower ratings (gross and PTO), operating weight, hydraulic flow capacity, 3-point hitch lift capacity, transmission type, warranty coverage, and typical pricing signals. Both models serve similar use cases, so differences in specific specs may influence your decision based on property size, planned implements, and budget. Specs are compiled from manufacturer literature and dealer listings when available, and we update records as sources are verified.
| Specification | Komatsu D51 | Caterpillar D11T |
|---|---|---|
| Engine & Power | ||
| Gross Horsepower | 119 HP | 850 HP |
| PTO Horsepower | 109.48 HP | 782 HP |
| Engine Manufacturer | Komatsu | Caterpillar |
| Cylinders | 4 | 12 |
| Displacement | 4.5 L | 32.1 L |
| Fuel Type | Diesel | Diesel |
| Drivetrain & Transmission | ||
| Transmission Type | HST | Powershift |
| Drive Type | Crawler | Crawler |
| Forward Speeds | Variable Hydrostatic | 3 |
| Reverse Speeds | Variable Hydrostatic | 3 |
| PTO & Hydraulics | ||
The Caterpillar D11T delivers 850 HP compared to 119 HP on the Komatsu D51, providing more power for demanding tasks. It also weighs 248,750 lbs vs 24,750 lbs.
Neither model is primarily a lawn tractor. Both can handle mowing with appropriate mower attachments, but they're designed for broader property maintenance tasks including loader work, tilling, and implement use.
The Caterpillar D11T has a higher 3-point lift capacity (42,500 lbs vs 5,950 lbs), which generally correlates with better front loader capability. Loader compatibility: Yes - Integrated Blade.
| PTO Type |
| Live Independent PTO |
| Live Independent PTO |
| PTO Speed | 1000 | 1000 |
| Hydraulic Flow | 38 GPM | 265 GPM |
| Hydraulic Pressure | 4,060 PSI | 7,250 PSI |
| Remote Valves | 3 | 3 |
| Dimensions & Weight |
| Operating Weight | 24,750 lbs | 248,750 lbs |
| Length | 195.7 in | 435.2 in |
| Width | 110.2 in | 198.5 in |
| Height | 126.8 in | 215.3 in |
| Wheelbase | 108 in | 261 in |
| Ground Clearance | 17.3 in | 38.7 in |
| Hitch / Implements |
| 3-Point Category | Category II | Category III |
| Lift Capacity | 5,950 lbs | 42,500 lbs |
| Loader Compatibility | Yes - Integrated Blade | Yes - Integrated Blade |
| Warranty & Ownership |
| Powertrain Warranty | 3 years | 3 years |
| Bumper-to-Bumper | 1 years | 1 years |
| Pricing Signals | ||
| Typical Price | $315,000 | $725,000 |
| MSRP Min | $295,000 | $685,000 |
| MSRP Max | $335,000 | $765,000 |
Both models offer 3-year powertrain warranties. Warranty terms can vary by dealer and region, so confirm coverage details before purchase.
Before purchasing, verify dealer pricing and availability in your area, confirm current warranty terms, test-drive if possible, and assess which implements or attachments you'll need. Both specs and pricing can vary by region and dealer.