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
3 selected
Engine and power
Rated horsepower
128 HP
143 HP
830 HP+687.0 HP
PTO horsepower
—
—
335 HP★ Leader
Engine displacement
13.6 L
7 L
18 L+4.4 L
Cylinders
4 cylinders
6 cylinders
6 cylinders
Fuel type
Diesel
Diesel
Diesel
Transmission and drive
Drive system
Tracks (Crawler)
Tracks (Crawler)
Tracks (4-Track)
Transmission type
Gear (5F/4R)
Torque converter (2F/1R)
Full power shift (21F/11R)
Forward / reverse gears
5 fwd / 4 rev
2 fwd / 1 rev
21 fwd / 11 rev
Weight and capacities
Operating weight
11,779 kg
18,323 kg
33,566 kg+15,243 kg
Hydraulic total flow
—
—
—
ASABE Field Implement Capacity Matchup
Max Subsoiler (12" depth)
3 Shanks
3 Shanks
21 Shanks+18 Shanks
Max Disk Harrow (8 mph)
8 ft (2 m)
9 ft (3 m)
54 ft (16 m)+45 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)
13,440 lbs
50% Front / 50% Rear
15,015 lbs
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)
Provenance and serial decoders
Production years
1955–1958
1947–1950
2025
Assembly factory
—
West Allis, Wisconsin, USA
—
Curated High-Draft Showdowns
770 - 960 HP Mega-DuelVS
World-Record Titans
World’s Largest vs Modern Quad-Track
16V-747
9RX 770
960 HP vs 770 HPCompare Now →
700+ HP High-DraftVS
Tracked 4WD Titans
Articulated Four-Track Showdown
9RX 770
Steiger 715
770 HP vs 715 HPCompare Now →
340 - 450 HPVS
Row-Crop Flagships
Heavy Field Draft & Precision Planting
8R 410
Magnum 340
443 HP vs 340 HPCompare Now →
500 - 524 HPVS
German 500+ HP Titans
Stepless High-Traction System Tractors
Xerion 5000
1050 Vario
524 HP vs 500 HPCompare Now →
300 - 315 HPVS
European Contractor Flagships
300+ HP High-Speed & Tillage Duel
728 Vario
T7.315
303 HP vs 313 HPCompare Now →
Historic American Row-CropVS
1970s Muscle Legends
Sound-Gard Green vs Turbo Red Duel
4440
1466 Turbo
153 HP vs 147 HPCompare Now →
Historic MuscleVS
Golden Age Classics
Historic American Row-Crop Duel
4020 Diesel
1066 Turbo
101 HP vs 140 HPCompare Now →