SPECS / COMPARISON
Compare models
Manufacturer-sourced values side by side. No performance equivalence or ranking is applied across different machine classes.
| Feature | David Brown 950Tractor | International Harvester 504Tractor |
|---|---|---|
| Tractor Type | Utility Tractor | Utility Tractor |
| Horsepower | 31.7 kW | — |
| Weight | 1920.0 kg | 2020.0 kg |
| Years Made | 1958-1959 | 1961-1968 |
| Engine Model | David Brown | International Harvester C153 |
| Engine Type | 4-stroke, liquid-cooled, inline | 4-stroke, liquid-cooled, inline |
| Fuel Type | Diesel | Gasoline |
| Cylinders | 4 | 4 |
| Displacement | 2704 cc | 2492 cc |
| Bore | 9.19 cm | 8.61 cm |
| Stroke | 10.21 cm | 10.79 cm |
| Rear PTO Type | Transmission or live | Independent |
| Rear PTO Speed | 540 /1.000 RPM | 540 RPM |
| Rated RPM | 2200 RPM | — |
| Compression Ratio | 17.0:1 | 18.7:1 |
| Battery | Two 6V | 12 V |
| Starter | Electric | Electric |
| Fuel Tank Capacity | 52.0 l | — |
| Oil Capacity | 7.4 l | — |
| Coolant Capacity | 13.6 l | — |
| Transmission Model | Twin-Range | Torque Amplifier |
| Final Drive | Spur gear | — |
| Gears | 6 forward and 2 reverse | 10 forward and 2 reverse |
| Chassis | 4×2 2WD | 4×2 2WD |
| Brakes | Mechanical drum | — |
| Drawbar Category | II/I | I |
| Cabin Type | Open operator station | Open operator station |
| Hitch Type | Implematic draft and depth control | — |
| Steering Type | Manual or power | Power |
| Front Tires | Ag: 6.00-16 | Ag: 6.00-16 |
| Rear Tires | Ag: 11-32 | Ag: 12.4-28 |
| Transmission Type | — | Two-speed power shift |
| Pump Flow | — | 45.4 LPM |
| Source | heavyequipments.net archive (imported 2026-10) | heavyequipments.net archive (imported 2026-10) |
POPULAR COMPARISONS
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