TractorDex
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
+15.0%
Deere 4040S
115 HP
Deere

4040S

5.9 L Engine+15.0 HP Lead
Full Technical Profile →
Quick Takeaways:⚡ Rated Power: Deere 4040S (+15.0 HP / +15.0%)🛢️ Displacement: Deere 4040S (+0.7 L)
Model overview
2 selected
Steyr 8120
📸 Photo
100 HP
Steyr

8120

Catalog archive
Open model sources
Deere 4040S
📸 Photo
115 HP
Deere

4040S

Catalog archive
Open model sources
Engine and power
Rated horsepower
100 HP
115 HP+15.0 HP
PTO horsepower
—
—
Engine displacement
5.2 L
5.9 L+0.7 L
Cylinders
6 cylinders
6 cylinders
Fuel type
Diesel
Diesel
Transmission and drive
Drive system
4WD
4WD
Transmission type
—
—
Forward / reverse gears
15 fwd / 5 rev
12 fwd / 4 rev
Weight and capacities
Operating weight
4,400 kg
5,021 kg+621 kg
Hydraulic total flow
9.2 GPM★ Leader
—
ASABE Field Implement Capacity Matchup
Max Subsoiler (12" depth)
2 Shanks0
2 Shanks0
Max Disk Harrow (8 mph)
6 ft (2 m)
7 ft (2 m)+1 ft
Max Air Seeder (5.5 mph)
15 ft (5 m)0
15 ft (5 m)0
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
14,945 lbs(Est. Cap)
40% Front / 60% Rear
Est. Fuel Burn (75% Load)
3.6 gal/h (13.6 L/h)
4.1 gal/h (15.5 L/h)
Provenance and serial decoders
Production years
1978–1984
1981–1984
Assembly factory
St. Valentin, Lower Austria, Austria
—
Serial decoder support
Not indexed
Not indexed