This comparison evaluates the LS Tractor MT5.73 and Kioti RX6620, both classified as Utility 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 | LS Tractor MT5.73 | Kioti RX6620 |
|---|---|---|
| Engine & Power | ||
| Gross Horsepower | 73 HP | 66 HP |
| PTO Horsepower | 62 HP | 57.6 HP |
| Engine Manufacturer | LS Mtron | Daedong |
| Cylinders | 4 | 4 |
| Displacement | 2.505 L | 2.4 L |
| Fuel Type | Diesel | Diesel |
| Drivetrain & Transmission | ||
| Transmission Type | Synchro Shuttle | Synchro Shuttle / Power Shuttle |
| Drive Type | 4WD | 4WD |
| Forward Speeds | 20 | 12 |
| Reverse Speeds | 20 | 12 |
| PTO & Hydraulics | ||
The LS Tractor MT5.73 delivers 73 HP compared to 66 HP on the Kioti RX6620, providing more power for demanding tasks. It also weighs 6,620 lbs vs 5,202 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 LS Tractor MT5.73 has a higher 3-point lift capacity (6,614 lbs vs 3,594 lbs), which generally correlates with better front loader capability. Check with your dealer for compatible loader options.
| PTO Type |
| Rear |
| Independent |
| PTO Speed | 540 | 540 |
| Hydraulic Flow | 13.2 GPM | 17.9 GPM |
| Hydraulic Pressure | — | — |
| Remote Valves | — | 3 |
| Dimensions & Weight |
| Operating Weight | 6,620 lbs | 5,202 lbs |
| Length | 150 in | 145 in |
| Width | 74.4 in | 70.9 in |
| Height | 104.4 in | 105.5 in |
| Wheelbase | 84.6 in | 82.7 in |
| Ground Clearance | — | 16.5 in |
| Hitch / Implements |
| 3-Point Category | — | II |
| Lift Capacity | 6,614 lbs | 3,594 lbs |
| Loader Compatibility | — | Yes |
| Warranty & Ownership |
| Powertrain Warranty | — | 6 years |
| Bumper-to-Bumper | — | 4 years |
| Pricing Signals | ||
| Typical Price | $48,600 | $38,857 |
| MSRP Min | $45,000 | $38,857 |
| MSRP Max | $51,750 | — |
The Kioti RX6620 offers a 6-year powertrain warranty. Warranty data for the LS Tractor MT5.73 varies by dealer and region; confirm with your dealer.
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.