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TractorDexIndex
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

Steyr 8120
100 HP
Steyr

8120

5.2 L Engine
Full Technical Profile →
VS
+640.0%
ARCHIVE SPEC4WD
740HP
Big Bud740
Archived Specification Record
Big Bud

740

23.2 L Engine+640.0 HP Lead
Full Technical Profile →
Quick Takeaways:⚡ Rated Power: Big Bud 740 (+640.0 HP / +640.0%)🛢️ Displacement: Big Bud 740 (+18.0 L)
Model overview
2 selected
Steyr 8120
📸 Photo
100 HP
Steyr

8120

Catalog archive
Open model sources
ARCHIVE SPEC4WD
740HP
Big Bud740
Archived Specification Record
Big Bud

740

Catalog archive
Open model sources
Engine and power
Rated horsepower
100 HP
740 HP+640.0 HP
PTO horsepower
—
—
Engine displacement
5.2 L
23.2 L+18.0 L
Cylinders
6 cylinders
6 cylinders
Fuel type
Diesel
Diesel
Transmission and drive
Drive system
4WD
4WD
Transmission type
—
Full power shift (12F/2R)
Forward / reverse gears
15 fwd / 5 rev
12 fwd / 2 rev
Weight and capacities
Operating weight
4,400 kg
34,020 kg+29,620 kg
Hydraulic total flow
9.2 GPM★ Leader
—
ASABE Field Implement Capacity Matchup
Max Subsoiler (12" depth)
2 Shanks
18 Shanks+16 Shanks
Max Disk Harrow (8 mph)
6 ft (2 m)
48 ft (15 m)+42 ft
Max Air Seeder (5.5 mph)
15 ft (5 m)
94 ft (29 m)+79 ft
Target Ballast & Balance
Heavy-draft standard (30/70 for 2WD, 40/60 for MFWD, 55/45 for 4WD)
13,098 lbs(Est. Cap)
40% Front / 60% Rear
88,800 lbs
55% Front / 45% Rear
Est. Fuel Burn (75% Load)
3.6 gal/h (13.6 L/h)
26.6 gal/h (100.7 L/h)
Provenance and serial decoders
Production years
1978–1984
1987–1990
Assembly factory
St. Valentin, Lower Austria, Austria
—
Serial decoder support
Not indexed
Not indexed