This page provides a detailed comparison of the specifications for the John Deere 990 and the Yanmar YM1500.
| John Deere 990 | Yanmar YM1500 | |
|---|---|---|
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| Engine | ||
| Engine Manufacturer | Yanmar | Yanmar |
| Engine Model | 4TNE84 | 2TR15 |
| Engine Cooling Type | Liquid-cooled | Liquid-cooled |
| Engine Fuel Type | Diesel | Diesel |
| Engine Induction Type | Natural | Natural aspirated |
| Engine Cylinders | 4 | 2 |
| Engine Displacement Value | 122 ci (2.0 L) | 52 ci (0.9 L) |
| Engine Rated Rpm | 2700 | 2400 |
| Engine Power Output Value | 40 hp (30.1 kW) | 15 hp (11.2 kW) |
| Transmission | ||
| Transmission Type | Partially synchronized | Gear |
| Transmission Forward Gears | 9 | 8 |
| Transmission Reverse Gears | 3 | 2 |
| Dimensions | ||
| Length Value | 122.8 | 101.6 |
| Width Value | 83.9 | 40.9 |
| Operating Weight Value | 2594 lb (1177 kg) | 1350 lb (612 kg) |
| Miscellaneous | ||
| Chassis | - | 4x2 |
| Drive Type | - | 2WD |
| Front Tire Type | - | - |
| Rear Tire Type | - | - |
| Hitch Type | Three-Point Hitch | Category I |
| Hitch Category | I | Category 1 |
| Hitch Position | - | Rear |
| Hitch Capacity Value | 1572 lb (713 kg) | 1430 lb (649 kg) |
| Hydraulic System Type | Open center | Open center |
| Operator Station Type | Open with ROPS | Open operator station |
| Starter Type | Electric | Electric |
