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

Massey-Harris 55
62 HP
Massey-Harris

55

6.3 L Engine
Full Technical Profile β†’
VS
+6.5%
SFV 551
66 HP
SFV

551

12.8 L Engine+4.0 HP Lead
Full Technical Profile β†’
Quick Takeaways:⚑ Rated Power: SFV 551 (+4.0 HP / +6.5%)πŸ›’οΈ Displacement: SFV 551 (+6.5 L)
Model overview
3 selected
Massey-Harris 55
πŸ“Έ Photo
62 HP
Massey-Harris

55

Catalog archive
Open model sources
SFV 551
πŸ“Έ Photo
66 HP
SFV

551

Catalog archive
Open model sources
Big Bud 16V-747
πŸ“Έ Photo
960 HP
Big Bud

16V-747

Catalog archive
Open model sources
Engine and power
Rated horsepower
62 HP
66 HP
960 HP+894.0 HP
PTO horsepower
56 HPβ˜… Leader
β€”
β€”
Engine displacement
6.3 L
12.8 L
24.1 L+11.3 L
Cylinders
4 cylinders
1 cylinders
16 cylinders
Fuel type
Gasoline
Diesel
Diesel
Transmission and drive
Drive system
2WD
2WD
4WD
Transmission type
Gear (4F/1R)
Gear (5F/1R)
Power shift (6F/1R)
Forward / reverse gears
4 fwd / 1 rev
5 fwd / 1 rev
6 fwd / 1 rev
Weight and capacities
Operating weight
β€”
3,299 kg
43,092 kg+39,793 kg
Hydraulic total flow
10 GPM
β€”
65 GPM+55.0 GPM
ASABE Field Implement Capacity Matchup
Max Subsoiler (12" depth)
1 Shanks
1 Shanks
24 Shanks+23 Shanks
Max Disk Harrow (8 mph)
6 ft (2 m)
6 ft (2 m)
62 ft (19 m)+56 ft
Max Air Seeder (5.5 mph)
15 ft (5 m)
15 ft (5 m)
124 ft (38 m)+109 ft
Target Ballast & Balance
Heavy-draft standard (30/70 for 2WD, 40/60 for MFWD, 55/45 for 4WD)
8,990 lbs
30% Front / 70% Rear
9,570 lbs
30% Front / 70% Rear
115,200 lbs
55% Front / 45% Rear
Est. Fuel Burn (75% Load)
2.2 gal/h (8.3 L/h)
2.4 gal/h (9.1 L/h)
34.6 gal/h (131 L/h)
Provenance and serial decoders
Production years
1946–1955
1951–1956
1978
Assembly factory
β€”
β€”
β€”
Serial decoder support
Not indexed