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John DeereModel A
John Deere 990
Utility
- power
- 40.4 hp
- displacement
- 122 ci
- Cylinders
- 4
- Forward gears
- 9
Head to head · Utility
John Deere 990 vs Kubota B7800
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KubotaModel B
Kubota B7800
Utility
- power
- 30 hp
- displacement
- 91.5 ci
- Cylinders
- 4
- Forward gears
- Not recorded
John DeereJohn Deere 990
vs
KubotaKubota B7800
How they compare
Headline specs vs. the whole Utility
Engine Power
▲ 990 higher · +10.4 hp (+35%)99040.4 hp
B780030 hp
Median Utility Tractor55 hp
990 is in the 34th percentile; B7800 is in the 22nd · 5,383 models
Engine Displacement
▲ 990 higher · +30.5 ci (+33%)990122 ci
B780091.5 ci
Median Utility Tractor183 ci
990 is in the 29th percentile; B7800 is in the 20th · 5,580 models
Cylinders
= Effectively tied9904
B78004
Median Utility Tractor4
990 is in the 50th percentile; B7800 is in the 50th · 5,720 models
Operating Weight
▲ 990 higher · +853 lb (+49%)9902,594 lb
B78001,741 lb
Median Utility Tractor5,303 lb
990 is in the 18th percentile; B7800 is in the 9th · 5,107 models
990 (A)B7800 (B)Median Utility Tractor
Full comparison
Every spec, side by side
General Information
| Spec | John Deere 990 | Kubota B7800 | Difference |
|---|---|---|---|
| Manufacturer | John Deere | Kubota | — |
| Model | 990 | B7800 | — |
| Category | Utility | Utility | Same |
Engine
| Spec | John Deere 990 | Kubota B7800 | Difference |
|---|---|---|---|
| Manufacturer | Yanmar | Kubota | — |
| Model | 4TNE84 | V1505-E-D16 | — |
| Power Output | 40.4hp | 30hp | ▲ 990+10.4 hp · +35% |
| Rated RPM | 2,700RPM | 2,900RPM | ▲ B7800+200 RPM · +7% |
| Cylinders | 4 | 4 | Same |
| Displacement | 122ci | 91.5ci | ▲ 990+30.5 ci · +33% |
| Bore | 3.3in | 3.1in | ▲ 990+0.2 in · +6% |
| Stroke | 3.5in | 3.1in | ▲ 990+0.4 in · +13% |
Transmission
| Spec | John Deere 990 | Kubota B7800 | Difference |
|---|---|---|---|
| Type | Partially synchronized | Hydrostatic | — |
Dimensions & Weight
| Spec | John Deere 990 | Kubota B7800 | Difference |
|---|---|---|---|
| Length | 123in | 98.8in | ▲ 990+24.2 in · +24% |
| Width | 83.9in | 53.5in | ▲ 990+30.4 in · +57% |
| Height | Not recorded | 78.5in | — |
| Operating Weight | 2,594lb | 1,741lb | ▲ 990+853 lb · +49% |
Hydraulics
| Spec | John Deere 990 | Kubota B7800 | Difference |
|---|---|---|---|
| System Type | Open center | Open center | Same |
| Steering Type | Power | Power | Same |
Power Take-off (PTO)
| Spec | John Deere 990 | Kubota B7800 | Difference |
|---|---|---|---|
| Type | Live | Live Rear PTO | — |
| Speed 1 | 540rpm | 540rpm | Same |
| Speed 2 | Not recorded | 2,500rpm | — |
Hitch & Towing
| Spec | John Deere 990 | Kubota B7800 | Difference |
|---|---|---|---|
| Hitch Type | Three-Point Hitch | Three-Point Hitch | Same |
| Hitch Category | I | I | Same |
| Hitch Position | Not recorded | Rear | — |
| Hitch Capacity | 1,572lb | 1,654lb | ▲ B7800+82 lb · +5% |
Chassis & Drive
| Spec | John Deere 990 | Kubota B7800 | Difference |
|---|---|---|---|
| Chassis Type | Not recorded | 4x4 MFWD 4WD | — |
| Drive Type | Not recorded | 4WD | — |
| Steering Type | Power | Power | Same |
| Brake Type | Wet disc | Wet disc | Same |
Electrical
| Spec | John Deere 990 | Kubota B7800 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Capacities
| Spec | John Deere 990 | Kubota B7800 | Difference |
|---|---|---|---|
| Coolant | 1.5gal | 1.2gal | ▲ 990+0.3 gal · +25% |
Operator Station
| Spec | John Deere 990 | Kubota B7800 | Difference |
|---|---|---|---|
| Type | Open with ROPS | Open operator station with two-post ROPS | — |
Category context
Both models against the field
Engine Power
median 55 hpA · 34th percentile (40.4 hp)B · 22nd percentile (30 hp)
Engine Displacement
median 183 ciA · 29th percentile (122 ci)B · 20th percentile (91.5 ci)
Cylinders
median 4A · 50th percentile (4)B · 50th percentile (4)
Operating Weight
median 5,303 lbA · 18th percentile (2,594 lb)B · 9th percentile (1,741 lb)
Length
median 137 inA · 32nd percentile (123 in)B · 8th percentile (98.8 in)
A · 990B · B7800Median Utility Tractor