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
60/72" deck2WD
31HP
ZP330Archived Specification Record
VS
+16.1%
36 HP
Quick Takeaways:⚡ Rated Power: Allis Chalmers HD3 (+5.0 HP / +16.1%)🛢️ Displacement: Allis Chalmers HD3 (+1.9 L)
Model overview
3 selected
Engine and power
Rated horsepower
31 HP
36 HP
830 HP+794.0 HP
PTO horsepower
—
32.53 HP
335 HP+302.5 HP
Engine displacement
1 L
2.9 L
18 L+15.1 L
Cylinders
3 cylinders
4 cylinders
6 cylinders
Fuel type
Gasoline
Diesel
Diesel
Transmission and drive
Drive system
2WD
Tracks (Crawler)
Tracks (4-Track)
Transmission type
Hydrostatic
Two-speed power shift (4F/2R)
Full power shift (21F/11R)
Forward / reverse gears
— fwd / — rev
4 fwd / 2 rev
21 fwd / 11 rev
Weight and capacities
Operating weight
850 kg
3,467 kg
33,566 kg+30,099 kg
Hydraulic total flow
—
—
—
ASABE Field Implement Capacity Matchup
Max Subsoiler (12" depth)
1 Shanks
1 Shanks
21 Shanks+20 Shanks
Max Disk Harrow (8 mph)
6 ft (2 m)
6 ft (2 m)
54 ft (16 m)+48 ft
Max Air Seeder (5.5 mph)
15 ft (5 m)
15 ft (5 m)
106 ft (32 m)+91 ft
Target Ballast & Balance
Heavy-draft standard (30/70 for 2WD, 40/60 for MFWD, 55/45 for 4WD)
2,533 lbs(Est. Cap)
30% Front / 70% Rear
3,780 lbs
50% Front / 50% Rear
84,000 lbs(OEM Cap)
50% Front / 50% Rear
Est. Fuel Burn (75% Load)
1.1 gal/h (4.2 L/h)
1.3 gal/h (4.9 L/h)
29.9 gal/h (113.2 L/h)
Provenance and serial decoders
Production years
—
1960–1968
2025
Assembly factory
—
West Allis, Wisconsin, USA
—
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