International Harvester 644 vs Ursus 4512 - compare
Compare tractors: International Harvester 644 vs Ursus 4512
International Harvester 644 vs Ursus 4512 compare - general information
| Specs | International Harvester 644 | Ursus 4512 |
|---|---|---|
| Brand | International Harvester | Ursus |
| Model | International Harvester 644 | Ursus 4512 |
| Series | n.d. | n.d. |
| Previous model | – | – |
| Next model | – | – |
| Smaller | – | – |
| Larger | – | – |
| Years | from 1974 to 1980 y. | from 1988 y. |
| Cab with ROPS | No | No |
| Reviews | International Harvester 644 reviews New! | Ursus 4512 reviews New! |
International Harvester 644 vs Ursus 4512 - performance
| Specs | International Harvester 644 | Ursus 4512 |
|---|---|---|
| Maximum power (HP / kW) | 60 KM (44.7 kW) | 60 KM (44.7 kW) |
| Engine RPM | 2150 rpm | 2000 rpm |
| Fuel consumption | n.d. | n.d. |
| Fuel tank capacity | n.d. | n.d. |
| Max. speed | n.d. | n.d. |
International Harvester 644 vs Ursus 4512 - engine
| Specs | International Harvester 644 | Ursus 4512 |
|---|---|---|
| Fuel type | Diesel | |
| Engine producer | International Harvester | n.d. |
| Engine model | International Harvester | Diesel |
| Engine type | Diesel (diesel engine) | |
| Engine capacity | 3.4 l. | 3.9 l. |
| Strokes, qty | n.d. | n.d. |
| Cylinders | 4 | 4 |
| Compression | n.d. | n.d. |
| Bore | 98 mm | 98 mm |
| Stroke | 111 mm | 127 mm |
| Maximum torque | n.d. | n.d. |
| Air filter | n.d. | n.d. |
| Fuel filter | n.d. | n.d. |
| Fuel filter chambers, qty | n.d. | n.d. |
| Oil filter | n.d. | n.d. |
| Oil pump | n.d. | n.d. |
| Speed control (control) | n.d. | n.d. |
| Injection pump | n.d. | n.d. |
| Injectors | n.d. | n.d. |
| Injection pressure | n.d. | n.d. |
| Cooling system | liquid cooled engine | n.d. |
| Forced cooling | n.d. | n.d. |
| Cooler | Yes | |
| Thermostat | Yes | |
| Cooler type | tubular-plate cooler | |
| Coolant system capacity | n.d. | n.d. |
| Clutch | n.d. | n.d. |
International Harvester 644 vs Ursus 4512 - turbocharger
| Specs | International Harvester 644 | Ursus 4512 |
|---|---|---|
| Turbocharger | No | No |
| Dual turbocharger | Not applicable | Not applicable |
| Intercooler | Not applicable | Not applicable |
| Aftercooler | Not applicable | Not applicable |
| Wastegate valve | Not applicable | Not applicable |
| Variable geometry | Not applicable | Not applicable |
| Additional parameters | – | – |
International Harvester 644 vs Ursus 4512 - electronics
| Specs | International Harvester 644 | Ursus 4512 |
|---|---|---|
| Supply voltage starter (V) | n.d. | n.d. |
| Ground | n.d. | n.d. |
| Battery (V) | n.d. | n.d. |
| Battery, qty | n.d. | n.d. |
| Charging system | Generator | Generator |
| Charging system producer | n.d. | n.d. |
| Ignition | Manual | Manual |
| Rear stop lamp | Yes | Yes |
| Rear agricultural lamp | n.d. | n.d. |
| Cock lamp | No | No |
International Harvester 644 vs Ursus 4512 - PTO
| Specs | International Harvester 644 | Ursus 4512 |
|---|---|---|
| PTO rpm | 540 rpm | 540 rpm |
| PTO control | manual | manual |
International Harvester 644 vs Ursus 4512 - brakes
| Specs | International Harvester 644 | Ursus 4512 |
|---|---|---|
| ABS | No | No |
| Brake assist | No | No |
| Braking system | n.d. | n.d. |
| Differential | No | No |
| Brake type | n.d. | n.d. |
| Discs | – | – |
International Harvester 644 vs Ursus 4512 - dimensions
| Specs | International Harvester 644 | Ursus 4512 |
|---|---|---|
| Weight | from 2880 kg (depending by model) | n.d. |
| Weight with ROPS | n.d. | n.d. |
| Weight with cab | n.d. | n.d. |
| Length | 3780 mm | 3785 mm |
| Height | 2490 mm | 2540 mm |
| Width | n.d. | n.d. |
| Clearance | n.d. | n.d. |
| Rear clearance | n.d. | n.d. |
| Front track width | n.d. | n.d. |
| Rear track width | n.d. | n.d. |
| Wheelbase | 2230 mm | 2220 mm |
| Front tires | 7.50-16 | 7.50-16 |
| Rear tires | n.d. | n.d. |
| Max. mass of the trailer without brakes | 1500 kg | 1500 kg |
| Max. mass of the trailer with brakes | n.d. | n.d. |
| Max. axle load | n.d. | n.d. |
| Max. total weight | n.d. | n.d. |
| Turning radius | n.d. | n.d. |
International Harvester 644 vs Ursus 4512 - drive
| Specs | International Harvester 644 | Ursus 4512 |
|---|---|---|
| Drive system | 4x2, 2WD (depending by model) | (depending by model) |
| Additional | one wheel drive | |
| Permanent 4-wheel drive | n.d. | n.d. |
| Permanent systems that constantly power all the wheels | n/a | n/a |
| Dynamic allocation of power between the axles | n/a | n/a |
| Independent Link Suspension | None | None |
| Articulated suspension | – | – |
| Crawler drive | No | No |
| Hydrostatic steering | No | No |
| Differential | n.d. | n.d. |
| Steering | rod | rod |
| Front rods | n.d. | n.d. |
| Rear planetary drives | n.d. | n.d. |
| Front planetary drives | n.d. | n.d. |
International Harvester 644 vs Ursus 4512 - hydraulics
| Specs | International Harvester 644 | Ursus 4512 |
|---|---|---|
| Three-point hitch | n.d. | n.d. |
| Three-point hitch type | n.d. | n.d. |
| Three-point hitch performance | n.d. | n.d. |
| Three-point hitch pressure | n.d. | n.d. |
| Load Sensing | No | No |
| Closed | n.d. | n.d. |
| Central | No | No |
| Constant flow | No | No |
| Constant pressure | No | No |
| Control system | n.d. | n.d. |
| Pump | n.d. | n.d. |
| Two-section distributor | n.d. | n.d. |
| Quick couplings | n.d. | n.d. |
| Auto Lift | n.d. | n.d. |
International Harvester 644 vs Ursus 4512 - transmission
| Specs | International Harvester 644 | Ursus 4512 |
|---|---|---|
| Synchronous transmission | n.d. | n.d. |
| Transmission mechanically synchronized | n/a | n/a |
| PowerShift | No | No |
| PowerShuttle | No | No |
| Additional | – | – |
| Hydrostatic transmission | n.d. | n.d. |
| Forward gears | 8 | 8 |
| Reverse gears | 4 | 2 |
| Creeper | n.d. | n.d. |
International Harvester 644 vs Ursus 4512 - equipment
| Specs | International Harvester 644 | Ursus 4512 |
|---|---|---|
| Clevis | Yes (???) | Yes (???) |
| Lower catch | n.d. | n.d. |
| Air conditioning | n.d. | n.d. |