TractorDex
TractorDexIndex
Multi-model comparison

Side-by-side tractor comparison

Compare technical specifications, horsepower ratings, hydraulic capacities, and dimensions across all tractor models.

Head-to-Head Arena Spotlight

Direct technical match-up between flagship models

Allis Chalmers HD5
47 HP
Allis Chalmers

HD5

2.3 L Engine
Full Technical Profile →
VS
CO-OP E4
47 HP
CO-OP

E4

3.8 L Engine
Full Technical Profile →
Quick Takeaways:🛢️ Displacement: CO-OP E4 (+1.5 L)
Model overview
4 selected
Allis Chalmers HD5
📸 Photo
47 HP
Allis Chalmers

HD5

Catalog archive
Open model sources
CO-OP E4
📸 Photo
47 HP
CO-OP

E4

Catalog archive
Open model sources
Deere 9RX 830
📸 Photo
830 HP
Deere

9RX 830

Catalog archive
Open model sources
Deere 9RX 770
📸 Photo
770 HP
Deere

9RX 770

Catalog archive
Open model sources
Engine and power
Rated horsepower
47 HP
47 HP
830 HP+60.0 HP
770 HP
PTO horsepower
—
43 HP
335 HP+0.0 HP
335 HP+0.0 HP
Engine displacement
2.3 L
3.8 L
18 L+0.0 L
18 L+0.0 L
Cylinders
2 cylinders
6 cylinders
6 cylinders
6 cylinders
Fuel type
Diesel
Diesel
Diesel
Diesel
Transmission and drive
Drive system
Tracks (Crawler)
2WD
Tracks (4-Track)
Tracks (4-Track)
Transmission type
Sliding gear (5F/1R)
Gear (6F/2R)
Full power shift (21F/11R)
Full power shift (21F/11R)
Forward / reverse gears
5 fwd / 1 rev
6 fwd / 2 rev
21 fwd / 11 rev
21 fwd / 11 rev
Weight and capacities
Operating weight
4,762 kg
2,406 kg
33,566 kg+0 kg
33,566 kg+0 kg
Hydraulic total flow
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ASABE Field Implement Capacity Matchup
Max Subsoiler (12" depth)
1 Shanks
1 Shanks
21 Shanks+2 Shanks
19 Shanks
Max Disk Harrow (8 mph)
6 ft (2 m)
6 ft (2 m)
54 ft (16 m)+4 ft
50 ft (15 m)
Max Air Seeder (5.5 mph)
15 ft (5 m)
15 ft (5 m)
106 ft (32 m)+8 ft
98 ft (30 m)
Target Ballast & Balance
Heavy-draft standard (30/70 for 2WD, 40/60 for MFWD, 55/45 for 4WD)
4,935 lbs
50% Front / 50% Rear
6,815 lbs
30% Front / 70% Rear
84,000 lbs(OEM Cap)
50% Front / 50% Rear
84,000 lbs(OEM Cap)
50% Front / 50% Rear
Est. Fuel Burn (75% Load)
1.7 gal/h (6.4 L/h)
1.7 gal/h (6.4 L/h)
29.9 gal/h (113.2 L/h)
27.7 gal/h (104.9 L/h)
Provenance and serial decoders
Production years
1946–1955
1949–1958
2025
2025
Assembly factory
West Allis, Wisconsin, USA
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Serial decoder support
Not indexed
Not indexed