Head to head · Industrial

Caterpillar Diesel Fifty vs Caterpillar RD8

Image not recorded
CaterpillarModel A

Caterpillar Diesel Fifty

Industrial

power
Not recorded
displacement
693 ci
Cylinders
4
Forward gears
Not recorded
Full Diesel Fifty specs
Image not recorded
CaterpillarModel B

Caterpillar RD8

Industrial

power
Not recorded
displacement
1,246 ci
Cylinders
6
Forward gears
6
Full RD8 specs
CaterpillarCaterpillar Diesel Fifty
vs
CaterpillarCaterpillar RD8

How they compare

Headline specs vs. the whole Industrial

n = 53–55

Engine Displacement

▲ RD8 higher · +553 ci (+80%)
Diesel Fifty693 ci
RD81,246 ci
Median Industrial Tractor284 ci

Diesel Fifty is in the 78th percentile; RD8 is in the 99th · 53 models

Cylinders

▲ RD8 higher · +2 (+50%)
Diesel Fifty4
RD86
Median Industrial Tractor4

Diesel Fifty is in the 50th percentile; RD8 is in the 88th · 55 models

Diesel Fifty (A)RD8 (B)Median Industrial Tractor

Full comparison

Every spec, side by side

General Information

SpecCaterpillar Diesel FiftyCaterpillar RD8Difference
ManufacturerCaterpillarCaterpillarSame
ModelDiesel FiftyRD8—
CategoryIndustrialIndustrialSame

Engine

SpecCaterpillar Diesel FiftyCaterpillar RD8Difference
ManufacturerCaterpillarCaterpillarSame
ModelNot recordedD13000—
Rated RPM700RPM1,000RPM▲ RD8+300 RPM · +43%
Cylinders46▲ RD8+2 · +50%
Displacement693ci1,246ci▲ RD8+553 ci · +80%
Bore5.3in5.8in▲ RD8+0.5 in · +9%
Stroke8in8inSame

Transmission

SpecCaterpillar Diesel FiftyCaterpillar RD8Difference
TypeNot recordedGear—

Dimensions & Weight

SpecCaterpillar Diesel FiftyCaterpillar RD8Difference
WidthNot recorded20in—
Operating WeightNot recorded33,500lb—

Category context

Both models against the field

Engine Displacement

median 284 ci
A · 78th percentile (693 ci)B · 99th percentile (1,246 ci)

Cylinders

median 4
A · 50th percentile (4)B · 88th percentile (6)
A · Diesel FiftyB · RD8Median Industrial Tractor
Full spec pageCaterpillar Diesel FiftyFull spec pageCaterpillar RD8