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
154 HP
VS
+13.6%
175 HP
Quick Takeaways:⚡ Rated Power: International Harvester 4166 (+21.0 HP / +13.6%)🛢️ Displacement: Oliver 2455 (+1.2 L)
Model overview
2 selected
Engine and power
Rated horsepower
154 HP
175 HP+21.0 HP
PTO horsepower
139 HP
150.63 HP+11.6 HP
Engine displacement
8.3 L+1.2 L
7.1 L
Cylinders
6 cylinders
6 cylinders
Fuel type
Diesel
Diesel
Transmission and drive
Drive system
4WD
4WD
Transmission type
—
Sliding gear (8F/4R)
Forward / reverse gears
10 fwd / 2 rev
8 fwd / 4 rev
Weight and capacities
Operating weight
7,847 kg+635 kg
7,212 kg
Hydraulic total flow
—
—
ASABE Field Implement Capacity Matchup
Max Subsoiler (12" depth)
3 Shanks
4 Shanks+1 Shanks
Max Disk Harrow (8 mph)
10 ft (3 m)
11 ft (3 m)+1 ft
Max Air Seeder (5.5 mph)
16 ft (5 m)
19 ft (6 m)+3 ft
Target Ballast & Balance
Heavy-draft standard (30/70 for 2WD, 40/60 for MFWD, 55/45 for 4WD)
20,790 lbs
40% Front / 60% Rear
21,465 lbs(Est. Cap)
40% Front / 60% Rear
Est. Fuel Burn (75% Load)
5.5 gal/h (20.8 L/h)
6.3 gal/h (23.8 L/h)
Provenance and serial decoders
Production years
1969–1970
1972–1976
Assembly factory
Charles City, Iowa, USA
—
Curated High-Draft Showdowns
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World-Record Titans
World’s Largest vs Modern Quad-Track
16V-747
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700+ HP High-DraftVS
Tracked 4WD Titans
Articulated Four-Track Showdown
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340 - 450 HPVS
Row-Crop Flagships
Heavy Field Draft & Precision Planting
8R 410
Magnum 340
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500 - 524 HPVS
German 500+ HP Titans
Stepless High-Traction System Tractors
Xerion 5000
1050 Vario
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300 - 315 HPVS
European Contractor Flagships
300+ HP High-Speed & Tillage Duel
728 Vario
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303 HP vs 313 HPCompare Now →
Historic American Row-CropVS
1970s Muscle Legends
Sound-Gard Green vs Turbo Red Duel
4440
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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 →