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
128 HP
VS
+11.7%
143 HP
Quick Takeaways:⚡ Rated Power: Allis Chalmers HD19 (+15.0 HP / +11.7%)🛢️ Displacement: Caterpillar D7C (+6.6 L)
Model overview
4 selected
Engine and power
Rated horsepower
128 HP
143 HP
830 HP+60.0 HP
770 HP
PTO horsepower
—
—
335 HP+0.0 HP
335 HP+0.0 HP
Engine displacement
13.6 L
7 L
18 L+0.0 L
18 L+0.0 L
Cylinders
4 cylinders
6 cylinders
6 cylinders
6 cylinders
Fuel type
Diesel
Diesel
Diesel
Diesel
Transmission and drive
Drive system
Tracks (Crawler)
Tracks (Crawler)
Tracks (4-Track)
Tracks (4-Track)
Transmission type
Gear (5F/4R)
Torque converter (2F/1R)
Full power shift (21F/11R)
Full power shift (21F/11R)
Forward / reverse gears
5 fwd / 4 rev
2 fwd / 1 rev
21 fwd / 11 rev
21 fwd / 11 rev
Weight and capacities
Operating weight
11,779 kg
18,323 kg
33,566 kg+0 kg
33,566 kg+0 kg
Hydraulic total flow
—
—
—
—
ASABE Field Implement Capacity Matchup
Max Subsoiler (12" depth)
3 Shanks
3 Shanks
21 Shanks+2 Shanks
19 Shanks
Max Disk Harrow (8 mph)
8 ft (2 m)
9 ft (3 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)
13,440 lbs
50% Front / 50% Rear
15,015 lbs
50% Front / 50% Rear
84,000 lbs(OEM Cap)
50% Front / 50% Rear
84,000 lbs(OEM Cap)
50% Front / 50% Rear
Est. Fuel Burn (75% Load)
4.6 gal/h (17.4 L/h)
5.1 gal/h (19.3 L/h)
29.9 gal/h (113.2 L/h)
27.7 gal/h (104.9 L/h)
Provenance and serial decoders
Production years
1955–1958
1947–1950
2025
2025
Assembly factory
—
West Allis, Wisconsin, USA
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—
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340 - 450 HPVS
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