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
3 selected
Engine and power
Rated horsepower
154 HP
175 HP+0.0 HP
175 HP+0.0 HP
PTO horsepower
139 HP
150.63 HP+11.6 HP
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Engine displacement
8.3 L
7.1 L
8.6 L+0.3 L
Cylinders
6 cylinders
6 cylinders
8 cylinders
Fuel type
Diesel
Diesel
Diesel
Transmission and drive
Drive system
4WD
4WD
Unknown
Transmission type
—
Sliding gear (8F/4R)
—
Forward / reverse gears
10 fwd / 2 rev
8 fwd / 4 rev
10 fwd / 2 rev
Weight and capacities
Operating weight
7,847 kg+136 kg
7,212 kg
7,711 kg
Hydraulic total flow
—
—
—
ASABE Field Implement Capacity Matchup
Max Subsoiler (12" depth)
3 Shanks
4 Shanks0
4 Shanks0
Max Disk Harrow (8 mph)
10 ft (3 m)
11 ft (3 m)0
11 ft (3 m)0
Max Air Seeder (5.5 mph)
16 ft (5 m)
19 ft (6 m)0
19 ft (6 m)0
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
21,000 lbs
55% Front / 45% Rear
Est. Fuel Burn (75% Load)
5.5 gal/h (20.8 L/h)
6.3 gal/h (23.8 L/h)
6.3 gal/h (23.8 L/h)
Provenance and serial decoders
Production years
1969–1970
1972–1976
1969–1973
Assembly factory
Charles City, Iowa, USA
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