John Deere 4066R vs John Deere 4075R
Every published spec for both machines, side by side. The verdict below is computed straight from the spec sheets, not opinion.
Across 8 measurable specs, the John Deere 4075R leads 4 categories to 0 (4 tied). Machine pages: John Deere 4066R and John Deere 4075R.
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Category Verdict
| Spec | John Deere 4066R | John Deere 4075R |
|---|---|---|
| Engine HP (hp) | 65.9 hp | ▲ 74.3 hp |
| PTO HP (hp) | 57 hp | ▲ 60 hp |
| Weight (lb) | 3,770 lb | n/a |
| Loader Lift (lb) | 2,539 lb | 2,539 lb |
| 3-Pt Lift (24 in) (lb) | 2,500 lb | 2,500 lb |
| Lift Height (in) | 110 in | 110 in |
| Breakout Force (lbf) | 3,853 lbf | ▲ 4,027 lbf |
| Hydraulic Flow (gpm) | 15.9 gpm | 15.9 gpm |
| Travel Speed (mph) | 18.6 mph | ▲ 18.7 mph |
Full Spec Sheet
Every published spec, side by side, including the details the graphs above don't chart.
| Spec | John Deere4066R | John Deere4075R |
|---|
| Engine Manufacturer | Yanmar | Yanmar |
|---|---|---|
| Engine Model | 4TNV86CHT-MJT | 4TNV86CHT-MJT |
| Engine Type | Turbocharged 4-cylinder Diesel | Turbocharged 4-cylinder Diesel |
| No. of Cylinders | 4 | 4 |
| Displacement | 127.6 in³ | 127.6 in³ |
| Rated Engine Speed | 2600 rpm | 2600 rpm |
| Engine Power (Gross) | 65.9 hp | 74.3 hp |
| PTO Power | 57 hp | 60 hp |
| Engine Emissions Constraints | Tier 4 | Tier 4 |
| Cooling System Type | Liquid-cooled | Liquid-cooled |
| Air Cleaner | Dual element (dry type with safety element) | Dry type with safety element |
| Fuel System | High-pressure common rail direct injection | High pressure common-rail direct injection |
| Alternator | 75 A, 12 V | 75 A, 12 V |
John Deere 4066R vs John Deere 4075R: Quick Answers
- Which has more horsepower, the John Deere 4066R or the John Deere 4075R?
- The John Deere 4075R leads on engine hp at 74.3 hp hp, compared to 65.9 hp hp for the John Deere 4066R.
- Which has more PTO horsepower, the John Deere 4066R or the John Deere 4075R?
- The John Deere 4075R leads on pto hp at 60 hp hp, compared to 57 hp hp for the John Deere 4066R.
- Which has more loader lift capacity, the John Deere 4066R or the John Deere 4075R?
- They are effectively tied: both machines are rated at 2,539 lb lb for loader lift.
- Which has more three-point hitch lift capacity, the John Deere 4066R or the John Deere 4075R?
- They are effectively tied: both machines are rated at 2,500 lb lb for 3-pt lift (24 in).