Compare/David Brown 50TD vs David Brown 990 Implematic
Search

David Brown 50TD vs David Brown 990 Implematic

Verdict: David Brown 50TD vs David Brown 990 Implematic

The David Brown 50TD and the David Brown 990 Implematic are both tractors — here is how they stack up on the figures that matter. David Brown 990 Implematic leads on rated power with 52 hp against 50 hp. David Brown 990 Implematic is the lighter machine (4,272 kg vs 10,450 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. David Brown 50TD holds more fuel (65.9 L vs 52.0 L) for longer stints between fills. David Brown 990 Implematic is the newer design (1961 vs 1953). In short: choose the David Brown 990 Implematic for outright pulling power, or the David Brown 50TD if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

Tune the fit score
Tell us about your operation
Fit & specs
David Brown 50TD Tractor
David Brown
62
Fit score
Best match
Clear
David Brown 990 Implematic Tractor
David Brown
62
Fit score
Best match
Clear
Rated power
50 hp
52 hp
Confidence
40%
40%
Guide price
Overview
Manufacturer
David BrownReference
David BrownReference
liquid-cooledReference
Twelve-speed transmission introduced in 1963.Reference
Drive
crawlerReference
Differential lock
mechanical rearReference
Steering
hydrostatic power (optional)Reference
Engine
Fuel tank
65.9 LReference
52.0 LReference
Engine
37.3 kWReference
38.8 kWReference
Belt (claimed)
33.3 kWReference
Displacement
4.1 LReference
3.0 LReference
Bore/Stroke
92 x 102 mmReference
92 x 114 mmReference
Power
37.3 kWReference
38.8 kWReference
Rated RPM
1800Reference
2200Reference
Starter
electricReference
Starter volts
12Reference
12Reference
Oil capacity
54.0 LReference
7.4 LReference
Coolant capacity
18.0 LReference
13.6 LReference
Drawbar (claimed)
32.1 kWReference
Drawbar (tested)
32.4 kWReference
Air cleaner
oil bathReference
Compression
17:1Reference
Operating RPM
700-2200Reference
Power at rated engine speed
38.5 kWReference
Max power
32.4 kWReference
Transmission
Type
gearReference
partially synchronizedReference
Gears
6 forward and 2 reverseReference
12 forward and 4 reverseReference
Clutch
304.8mm dry discReference
279mm dry discReference
PTO & Hydraulics
Rear PTO Type
540 (1.375)Reference
540/1000 (1.375)Reference
Engine RPM
2100@1600Reference
1000@2000Reference
PTO (claimed)
35.8 kWReference
PTO (tested)
38.5 kWReference
Pressure
137.9 barReference
Total flow
28.0 lpmReference
Rear Type
II/IReference
Rear PTO
live (optional)Reference
Power at rated PTO speed
36.2 kWReference
Dimensions
Weight
10450 to 10500 poundsReference
4272 to 4312 poundsReference
Length
307 cmReference
299 cmReference
Height (hood)
142 cmReference
142 cmReference
48 Operating weight
4740 kgReference
56 Operating weight
4762 kgReference
Gauge
162 cmReference
Wheelbase
194 cmReference
Front tire
6.00-16Reference
Rear tire
11-32Reference
Standard tires (ag)
Front: 6.00-16. Rear: 11-32Reference
Clearance (front axle)
50 cmReference
Front tread
132/142/152/162/172/182/193 cmReference
Rear tread
132/142/152/162/172/182/193 cmReference
Operating
1955 kgReference
Ballasted
2667 kgReference
David Brown 50TD Tracks
Width
45 cmReference
170 cmReference
990 Serial Numbers
1961
440001Reference
1962
441323Reference
1963
450376Reference
1964
460376Reference
1965
472273Reference
1966
483768Reference
1967
496283Reference
1968
504690Reference
1969
808150Reference
1970
818301Reference
1971
826009Reference
1972
850600Reference
1973
854403Reference
1974
859367Reference
1975
863900Reference
1976
11070001Reference
1977
11080236Reference
1978
11089141Reference
1979
11096828Reference
1980
11104577Reference
Location:
Frame, right sideReference
Electrical
Charging system
generatorReference
Batteries
2Reference
Battery volts
6Reference
Test results
Fuel use
11.4 l/hourReference
Max pull
2739 kgReference

Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.

Comparing 0
Compare (pick 2+)