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Head to head · Utility
Fiat 45-66 vs Oliver 550
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FiatFiat 45-66
vs
OliverOliver 550
How they compare
Headline specs vs. the whole Utility
Engine Power
▲ 45-66 higher · +0.1 hp (<1%)45-6644.4 hp
55044.3 hp
Median Utility Tractor55 hp
45-66 is in the 38th percentile; 550 is in the 38th · 5,383 models
Engine Displacement
▲ 45-66 higher · +10 ci (+6%)45-66165 ci
550155 ci
Median Utility Tractor183 ci
45-66 is in the 44th percentile; 550 is in the 42nd · 5,580 models
Cylinders
▲ 550 higher · +1 (+33%)45-663
5504
Median Utility Tractor4
45-66 is in the 23rd percentile; 550 is in the 50th · 5,720 models
Forward Gears
▲ 45-66 higher · +6 (+100%)45-6612
5506
Median Utility Tractor12
45-66 is in the 50th percentile; 550 is in the 11th · 4,941 models
45-66 (A)550 (B)Median Utility Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Fiat 45-66 | Oliver 550 | Difference |
|---|---|---|---|
| Manufacturer | Fiat | Oliver | — |
| Model | 45-66 | 550 | — |
| Category | Utility | Utility | Same |
Engine
| Spec | Fiat 45-66 | Oliver 550 | Difference |
|---|---|---|---|
| Manufacturer | Iveco | Oliver | — |
| Model | 8035.06 | Not recorded | — |
| Power Output | 44.4hp | 44.3hp | ▲ 45-66+0.1 hp · <1% |
| Rated RPM | 2,500RPM | 2,000RPM | ▲ 45-66+500 RPM · +25% |
| Cylinders | 3 | 4 | ▲ 550+1 · +33% |
| Displacement | 165ci | 155ci | ▲ 45-66+10 ci · +6% |
| Bore | 3.9in | 3.6in | ▲ 45-66+0.3 in · +8% |
| Stroke | 4.5in | 3.8in | ▲ 45-66+0.7 in · +18% |
Transmission
| Spec | Fiat 45-66 | Oliver 550 | Difference |
|---|---|---|---|
| Type | Manual | Gear | — |
Dimensions & Weight
| Spec | Fiat 45-66 | Oliver 550 | Difference |
|---|---|---|---|
| Length | 128in | 120in | ▲ 45-66+8 in · +7% |
| Height | 89in | 58in | ▲ 45-66+31 in · +53% |
| Operating Weight | 4,255lb | 3,730lb | ▲ 45-66+525 lb · +14% |
Hydraulics
| Spec | Fiat 45-66 | Oliver 550 | Difference |
|---|---|---|---|
| System Type | Not recorded | Open center | — |
| Steering Type | Power | Power assist | — |
Power Take-off (PTO)
| Spec | Fiat 45-66 | Oliver 550 | Difference |
|---|---|---|---|
| Type | Not recorded | Independent | — |
| Speed 1 | Not recorded | 540rpm | — |
| Speed 2 | Not recorded | 1,000rpm | — |
Hitch & Towing
| Spec | Fiat 45-66 | Oliver 550 | Difference |
|---|---|---|---|
| Hitch Type | Not recorded | Three-Point Hitch | — |
| Hitch Category | Category 3 | I | — |
| Hitch Position | Not recorded | Rear | — |
Chassis & Drive
| Spec | Fiat 45-66 | Oliver 550 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x2 | — |
| Drive Type | 2WD | 2WD | Same |
| Steering Type | Power | Power assist | — |
| Brake Type | Not recorded | Differential mechanical dry disc | — |
Electrical
| Spec | Fiat 45-66 | Oliver 550 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Operator Station
| Spec | Fiat 45-66 | Oliver 550 | Difference |
|---|---|---|---|
| Type | Not recorded | Open | — |
Category context
Both models against the field
Engine Power
median 55 hpA · 38th percentile (44.4 hp)B · 38th percentile (44.3 hp)
Engine Displacement
median 183 ciA · 44th percentile (165 ci)B · 42nd percentile (155 ci)
Cylinders
median 4A · 23rd percentile (3)B · 50th percentile (4)
Forward Gears
median 12A · 50th percentile (12)B · 11th percentile (6)
Operating Weight
median 5,303 lbA · 40th percentile (4,255 lb)B · 32nd percentile (3,730 lb)
A · 45-66B · 550Median Utility Tractor