SPECS / COMPARISON
John Deere A vs David Brown 50TD
A detailed comparison of the John Deere A and the David Brown 50TD. Click a model name to view its full specifications.
Weight
John Deere A2085.0 kg (4596.6 lbs)
David Brown 50TD2025.0 kg (4464.4 lbs)
| Specification | John Deere A Agricultural Tractors | David Brown 50TD Agricultural Tractors |
|---|---|---|
| Tractor Type | Row-Crop Tractor | Agricultural Crawler Tractor |
| Weight | 2085.0 kg (4596.6 lbs) | 2025.0 kg (4464.4 lbs) |
| Transmission Type | Unsynchronized gear with dry disc clutch | Gear type with dry disc clutch |
| Length | 340.0 cm (133.9 in.) | 307.0 cm (120.9 in.) |
| Years Made | 1939-1947 | 1953-1958 |
| Engine Model | John Deere | David Brown |
| Engine Type | 4-stroke, liquid-cooled, inline | 4-stroke, liquid-cooled, inline |
| Fuel Type | All-fuel / Gasoline | Diesel |
| Cylinders | 2 | 6 |
| Horsepower (Drawbar) | 34.0 HP (25.4 kW) at 975 rpm | — |
| Displacement | 5260 cc (321.0 cu in.) | 4065 cc (248.1 cu in.) |
| Bore | 14.00 cm (5.51 in.) | 9.19 cm (3.62 in.) |
| Stroke | 17.09 cm (6.73 in.) | 10.21 cm (4.02 in.) |
| Rear PTO Type | Transmission | — |
| Rear PTO Speed | 540 RPM | 540 RPM |
| Compression Ratio | All-fuel: 4.45:1Gasoline: 6.50:1 | 15.9:1 |
| Battery | 6 V | 12 V, 108Ah |
| Starter | Manual or electric | Electric |
| Height | 162.0 cm (63.8 in.) | 142.0 cm (55.9 in.) |
| Fuel Tank Capacity | 68.1 l (All-fuel: 14.0 gal (53.0 l) Gasoline: 18.0 gal) | 66.0 l (17.4 gal) |
| Oil Capacity | 10.4 l (2.7 gal) | 13.6 l (3.6 gal) |
| Coolant Capacity | 36.0 l (9.5 gal) | 18.0 l (4.8 gal) |
| Transmission Model | John Deere | David Brown |
| Gears | 6 forward and 1 reverse | 6 forward and 2 reverse |
| Chassis | 4×2 2WD | Crawler |
| Max. Travel Speed | 5.6 km/h (Forward: 6.3 MPH (10.1 km/h) Reverse: 3.5 MPH) | 4.2 km/h (Forward: 5.3 MPH (8.5 km/h) Reverse: 2.6 MPH) |
| Brakes | Differential mechanical expanding shoe | — |
| Cabin Type | Open operator station | Open operator station |
| Steering Type | Manual | Controlled differential |
| Front Tires | Ag: 24×4 steelAg: 5.50×16 | — |
| Rear Tires | Ag: 50×6 steelAg: 9/10/11.00×38 | — |
| Horsepower | — | 37.3 kW (50.0 HP) |
| Rated RPM | — | 1800 RPM |
| Track Size | — | 14-inch tracks |
| Optional Track Size | — | 16-inch tracks, 18-inch tracks |
| Transmission Oil Capacity | — | 54.0 l (14.3 gal) |
Values come from the manufacturer-sourced model files; empty cells mean the property is not published for that model. No performance ranking is applied.