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John DeereModel A
John Deere 40C
Utility
- power
- 38 hp
- displacement
- 101 ci
- Cylinders
- 2
- Forward gears
- 12
Head to head · Utility
John Deere 40C vs John Deere 840
John DeereModel B
John Deere 840
Utility
- power
- 37.5 hp
- displacement
- 179 ci
- Cylinders
- 3
- Forward gears
- 8
John DeereJohn Deere 40C
vs
John DeereJohn Deere 840
How they compare
Headline specs vs. the whole Utility
Engine Power
▲ 40C higher · +0.5 hp (+1%)40C38 hp
84037.5 hp
Median Utility Tractor55 hp
40C is in the 31st percentile; 840 is in the 31st · 5,383 models
Engine Displacement
▲ 840 higher · +78 ci (+77%)40C101 ci
840179 ci
Median Utility Tractor183 ci
40C is in the 23rd percentile; 840 is in the 48th · 5,580 models
Cylinders
▲ 840 higher · +1 (+50%)40C2
8403
Median Utility Tractor4
40C is in the 3rd percentile; 840 is in the 23rd · 5,720 models
Forward Gears
▲ 40C higher · +4 (+50%)40C12
8408
Median Utility Tractor12
40C is in the 50th percentile; 840 is in the 23rd · 4,941 models
40C (A)840 (B)Median Utility Tractor
Full comparison
Every spec, side by side
General Information
| Spec | John Deere 40C | John Deere 840 | Difference |
|---|---|---|---|
| Manufacturer | John Deere | John Deere | Same |
| Model | 40C | 840 | — |
| Category | Utility | Utility | Same |
Engine
| Spec | John Deere 40C | John Deere 840 | Difference |
|---|---|---|---|
| Manufacturer | John Deere | John Deere | Same |
| Model | LDW 1603 | Not recorded | — |
| Power Output | 38hp | 37.5hp | ▲ 40C+0.5 hp · +1% |
| Rated RPM | 1,850RPM | 2,400RPM | ▲ 840+550 RPM · +30% |
| Cylinders | 2 | 3 | ▲ 840+1 · +50% |
| Displacement | 101ci | 179ci | ▲ 840+78 ci · +77% |
| Bore | 4in | 4.2in | ▲ 840+0.2 in · +5% |
| Stroke | 4in | 4.3in | ▲ 840+0.3 in · +7% |
Transmission
| Spec | John Deere 40C | John Deere 840 | Difference |
|---|---|---|---|
| Type | Synchronized | Collar shift and two-speed power shift | — |
Dimensions & Weight
| Spec | John Deere 40C | John Deere 840 | Difference |
|---|---|---|---|
| Length | 121in | 138in | ▲ 840+17 in · +14% |
| Width | 43.4in | 65.4in | ▲ 840+22 in · +51% |
| Height | 78.7in | 103in | ▲ 840+24.3 in · +31% |
| Operating Weight | 4,500lb | 5,004lb | ▲ 840+504 lb · +11% |
Hydraulics
| Spec | John Deere 40C | John Deere 840 | Difference |
|---|---|---|---|
| System Type | Not recorded | Closed center | — |
| Steering Type | Manual | Manual | Same |
Hitch & Towing
| Spec | John Deere 40C | John Deere 840 | Difference |
|---|---|---|---|
| Hitch Type | Rear Type: I/IN | Not recorded | — |
| Hitch Category | Not recorded | II/I | — |
| Hitch Position | Not recorded | Rear | — |
Chassis & Drive
| Spec | John Deere 40C | John Deere 840 | Difference |
|---|---|---|---|
| Chassis Type | 4x4 MFWD 4WD | 4x2 2WD | — |
| Drive Type | MFWD 4WD | 2WD | — |
| Steering Type | Manual | Manual | Same |
Electrical
| Spec | John Deere 40C | John Deere 840 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Capacities
| Spec | John Deere 40C | John Deere 840 | Difference |
|---|---|---|---|
| Coolant | 3.5gal | 2.8gal | ▲ 40C+0.7 gal · +25% |
Category context
Both models against the field
Engine Power
median 55 hpA · 31st percentile (38 hp)B · 31st percentile (37.5 hp)
Engine Displacement
median 183 ciA · 23rd percentile (101 ci)B · 48th percentile (179 ci)
Cylinders
median 4A · 3rd percentile (2)B · 23rd percentile (3)
Forward Gears
median 12A · 50th percentile (12)B · 23rd percentile (8)
Operating Weight
median 5,303 lbA · 43rd percentile (4,500 lb)B · 48th percentile (5,004 lb)
A · 40CB · 840Median Utility Tractor