This comparison evaluates the Mahindra 3640 PST and Mahindra 4550, both classified as Compact 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 | Mahindra 3640 PST | Mahindra 4550 |
|---|---|---|
| Engine & Power | ||
| Gross Horsepower | 40 HP | 48 HP |
| PTO Horsepower | — | 38 HP |
| Engine Manufacturer | Mahindra | Mahindra |
| Cylinders | 4 | 4 |
| Displacement | 2.7 L | 2.7 L |
| Fuel Type | Diesel | Diesel |
| Drivetrain & Transmission | ||
| Transmission Type | power shuttle | Gear |
| Drive Type | 4WD | 4WD |
| Forward Speeds | 12 | 8 |
| Reverse Speeds | 12 | 2 |
| PTO & Hydraulics | ||
| PTO Type | ||
The Mahindra 4550 delivers 48 HP compared to 40 HP on the Mahindra 3640 PST, providing more power for demanding tasks.
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 Mahindra 4550 has a higher 3-point lift capacity (3,527 lbs vs 3,090 lbs), which generally correlates with better front loader capability. Loader compatibility: Yes.
The Mahindra 4550 offers a 7-year powertrain warranty. Warranty data for the Mahindra 3640 PST varies by dealer and region; confirm with your dealer.
| Independent |
| Live |
| PTO Speed | 540 | 540 |
| Hydraulic Flow | 11 GPM | 8.7 GPM |
| Hydraulic Pressure | — | — |
| Remote Valves | — | 1 |
| Dimensions & Weight |
| Operating Weight | — | 5,192 lbs |
| Length | 129 in | 127 in |
| Width | — | 82.6 in |
| Height | 98.7 in | 93.7 in |
| Wheelbase | 75 in | — |
| Ground Clearance | 13.6 in | 8.7 in |
| Hitch / Implements |
| 3-Point Category | II | II |
| Lift Capacity | 3,090 lbs | 3,527 lbs |
| Loader Compatibility | Front-end loader | Yes |
| Warranty & Ownership |
| Powertrain Warranty | — | 7 years |
| Bumper-to-Bumper | — | 5 years |
| Pricing Signals | ||
| Typical Price | $32,400 | $28,447 |
| MSRP Min | $30,000 | $28,447 |
| MSRP Max | $34,500 | — |
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.