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John DeereModel A
John Deere 8400R
Row Crop
- power
- 400 hp
- displacement
- 548 ci
- Cylinders
- 6
- Forward gears
- 23
Head to head · Row Crop
John Deere 8400R vs Valtra S394
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ValtraModel B
Valtra S394
Row Crop
- power
- 395 hp
- displacement
- 513 ci
- Cylinders
- 6
- Forward gears
- Not recorded
John DeereJohn Deere 8400R
vs
ValtraValtra S394
How they compare
Headline specs vs. the whole Row Crop
Engine Power
▲ 8400R higher · +5 hp (+1%)8400R400 hp
S394395 hp
Median Row Crop Tractor138 hp
8400R is in the 98th percentile; S394 is in the 98th · 1,206 models
Engine Displacement
▲ 8400R higher · +35 ci (+7%)8400R548 ci
S394513 ci
Median Row Crop Tractor391 ci
8400R is in the 96th percentile; S394 is in the 90th · 1,409 models
Cylinders
= Effectively tied8400R6
S3946
Median Row Crop Tractor6
8400R is in the 50th percentile; S394 is in the 50th · 1,417 models
Operating Weight
▲ 8400R higher · +9,983 lb (+44%)8400R32,691 lb
S39422,708 lb
Median Row Crop Tractor12,307 lb
8400R is in the 99th percentile; S394 is in the 91st · 1,350 models
8400R (A)S394 (B)Median Row Crop Tractor
Full comparison
Every spec, side by side
General Information
| Spec | John Deere 8400R | Valtra S394 | Difference |
|---|---|---|---|
| Manufacturer | John Deere | Valtra | — |
| Model | 8400R | S394 | — |
| Category | Row Crop | Row Crop | Same |
Engine
| Spec | John Deere 8400R | Valtra S394 | Difference |
|---|---|---|---|
| Manufacturer | John Deere | AGCO Power | — |
| Model | PowerTech PSS | 84 AWF | — |
| Power Output | 400hp | 395hp | ▲ 8400R+5 hp · +1% |
| Rated RPM | 2,100RPM | Not recorded | — |
| Cylinders | 6 | 6 | Same |
| Displacement | 548ci | 513ci | ▲ 8400R+35 ci · +7% |
| Bore | 4.7in | 4.4in | ▲ 8400R+0.3 in · +7% |
| Stroke | 5.4in | 5.7in | ▲ S394+0.4 in · +8% |
Transmission
| Spec | John Deere 8400R | Valtra S394 | Difference |
|---|---|---|---|
| Type | Full power shift | Continuously-variable transmission | — |
Dimensions & Weight
| Spec | John Deere 8400R | Valtra S394 | Difference |
|---|---|---|---|
| Length | 245in | 192in | ▲ 8400R+53 in · +28% |
| Width | 137in | 100in | ▲ 8400R+37 in · +37% |
| Height | 129in | 133in | ▲ S394+4 in · +3% |
| Operating Weight | 32,691lb | 22,708lb | ▲ 8400R+9,983 lb · +44% |
Hydraulics
| Spec | John Deere 8400R | Valtra S394 | Difference |
|---|---|---|---|
| System Type | Closed-center, load sensing, pressure flow compensated | Closed center load sensing | — |
| Steering Type | Hydrostatic power | Power | — |
Power Take-off (PTO)
| Spec | John Deere 8400R | Valtra S394 | Difference |
|---|---|---|---|
| Type | Independent | Not recorded | — |
| Speed 1 | 1,000rpm | Not recorded | — |
Hitch & Towing
| Spec | John Deere 8400R | Valtra S394 | Difference |
|---|---|---|---|
| Hitch Type | IVN/III | Three-Point Hitch | — |
| Hitch Category | Category 3 | IV/III | — |
| Hitch Position | Rear | Not recorded | — |
| Hitch Capacity | 15,000lb | Not recorded | — |
Chassis & Drive
| Spec | John Deere 8400R | Valtra S394 | Difference |
|---|---|---|---|
| Chassis Type | 4x4 MFWD 4WD | 4x4 MFWD 4WD | Same |
| Drive Type | MFWD - Mechanical Front Wheel Drive | 4WD | — |
| Steering Type | Hydrostatic power | Power | — |
| Brake Type | Hydraulic wet disc | Not recorded | — |
Electrical
| Spec | John Deere 8400R | Valtra S394 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Operator Station
| Spec | John Deere 8400R | Valtra S394 | Difference |
|---|---|---|---|
| Type | CommandView III cab | Cab | — |
Category context
Both models against the field
Engine Power
median 138 hpA · 98th percentile (400 hp)B · 98th percentile (395 hp)
Engine Displacement
median 391 ciA · 96th percentile (548 ci)B · 90th percentile (513 ci)
Cylinders
median 6A · 50th percentile (6)B · 50th percentile (6)
Operating Weight
median 12,307 lbA · 99th percentile (32,691 lb)B · 91st percentile (22,708 lb)
Length
median 180 inA · 96th percentile (245 in)B · 65th percentile (192 in)
A · 8400RB · S394Median Row Crop Tractor