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

Ursus 914
100 HP
Ursus

914

4.6 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 (+18.6 L)
Model overview
4 selected
Ursus 914
📸 Photo
100 HP
Ursus

914

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

740

Catalog archive
Open model sources
Deere 9RX 770
📸 Photo
770 HP
Deere

9RX 770

Catalog archive
Open model sources
Big Bud 16V-747
📸 Photo
960 HP
Big Bud

16V-747

Catalog archive
Open model sources
Engine and power
Rated horsepower
100 HP
740 HP
770 HP
960 HP+190.0 HP
PTO horsepower
64 HP
—
335 HP+271.0 HP
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Engine displacement
4.6 L
23.2 L
18 L
24.1 L+0.9 L
Cylinders
4 cylinders
6 cylinders
6 cylinders
16 cylinders
Fuel type
Diesel
Diesel
Diesel
Diesel
Transmission and drive
Drive system
Unknown
4WD
Tracks (4-Track)
4WD
Transmission type
Two-speed power shift (16F/8R)
Full power shift (12F/2R)
Full power shift (21F/11R)
Power shift (6F/1R)
Forward / reverse gears
16 fwd / 8 rev
12 fwd / 2 rev
21 fwd / 11 rev
6 fwd / 1 rev
Weight and capacities
Operating weight
4,419 kg
34,020 kg
33,566 kg
43,092 kg+9,072 kg
Hydraulic total flow
—
—
—
65 GPM★ Leader
ASABE Field Implement Capacity Matchup
Max Subsoiler (12" depth)
2 Shanks
18 Shanks
19 Shanks
24 Shanks+5 Shanks
Max Disk Harrow (8 mph)
6 ft (2 m)
48 ft (15 m)
50 ft (15 m)
62 ft (19 m)+12 ft
Max Air Seeder (5.5 mph)
15 ft (5 m)
94 ft (29 m)
98 ft (30 m)
124 ft (38 m)+26 ft
Target Ballast & Balance
Heavy-draft standard (30/70 for 2WD, 40/60 for MFWD, 55/45 for 4WD)
13,154 lbs(Est. Cap)
30% Front / 70% Rear
88,800 lbs
55% Front / 45% Rear
84,000 lbs(OEM Cap)
50% Front / 50% Rear
115,200 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)
27.7 gal/h (104.9 L/h)
34.6 gal/h (131 L/h)
Provenance and serial decoders
Production years
1984–1998
1987–1990
2025
1978
Assembly factory
Warsaw / Lublin, Poland
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—
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Serial decoder support
Not indexed
Not indexed
Not indexed