Renault 781 vs Renault 851S - compare
Compare tractors: Renault 781 vs Renault 851S
Renault 781 vs Renault 851S compare - general information
| Specs | Renault 781 | Renault 851S |
|---|---|---|
| Brand | Renault | Renault |
| Model | Renault 781 | Renault 851S |
| Series | n.d. | n.d. |
| Previous model | – | – |
| Next model | – | – |
| Smaller | – | – |
| Larger | – | – |
| Years | from 1977 to 1980 y. | from 1980 to 1989 y. |
| Cab with ROPS | No | No |
| Reviews | Renault 781 reviews New! | Renault 851S reviews New! |
Renault 781 vs Renault 851S - performance
| Specs | Renault 781 | Renault 851S |
|---|---|---|
| Maximum power (HP / kW) | 78 KM (58.2 kW) | 85 KM (63.4 kW) |
| Engine RPM | 2350 rpm | 2350 rpm |
| Fuel consumption | n.d. | n.d. |
| Fuel tank capacity | n.d. | n.d. |
| Max. speed | n.d. | n.d. |
Renault 781 vs Renault 851S - engine
| Specs | Renault 781 | Renault 851S |
|---|---|---|
| Fuel type | Diesel | Diesel |
| Engine producer | MWM | MWM |
| Engine model | MWM D226-4 | MWM TD226-4 |
| Engine type | Diesel (diesel engine) | Diesel (diesel engine) |
| Engine capacity | 4.2 l. | 4.2 l. |
| Strokes, qty | n.d. | n.d. |
| Cylinders | 4 | 4 |
| Compression | n.d. | n.d. |
| Bore | 105 mm | 105 mm |
| Stroke | 120 mm | 120 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 | n.d. | n.d. |
| Forced cooling | n.d. | n.d. |
| Cooler | ||
| Thermostat | ||
| Cooler type | ||
| Coolant system capacity | n.d. | n.d. |
| Clutch | n.d. | n.d. |
Renault 781 vs Renault 851S - turbocharger
| Specs | Renault 781 | Renault 851S |
|---|---|---|
| Turbocharger | No | Yes |
| Dual turbocharger | Not applicable | No |
| Intercooler | Not applicable | No |
| Aftercooler | Not applicable | No |
| Wastegate valve | Not applicable | No |
| Variable geometry | Not applicable | No |
| Additional parameters | – | – |
Renault 781 vs Renault 851S - electronics
| Specs | Renault 781 | Renault 851S |
|---|---|---|
| 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 |
Renault 781 vs Renault 851S - PTO
| Specs | Renault 781 | Renault 851S |
|---|---|---|
| PTO rpm | 540 rpm | 540 rpm |
| PTO control | manual | manual |
Renault 781 vs Renault 851S - brakes
| Specs | Renault 781 | Renault 851S |
|---|---|---|
| ABS | No | No |
| Brake assist | No | No |
| Braking system | n.d. | n.d. |
| Differential | No | No |
| Brake type | disc brakes, dry brakes | disc brakes, dry brakes |
| Discs | Single | Single |
Renault 781 vs Renault 851S - dimensions
| Specs | Renault 781 | Renault 851S |
|---|---|---|
| Weight | from 3500 kg to 3900 kg (depending by model) | from 3240 kg to 3950 kg (depending by model) |
| Weight with ROPS | n.d. | n.d. |
| Weight with cab | n.d. | n.d. |
| Length | n.d. | 4120 mm |
| Height | n.d. | 2700 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 | n.d. | 2420 mm |
| Front tires | 7.50-18 | 7.50-18 |
| 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. |
Renault 781 vs Renault 851S - drive
| Specs | Renault 781 | Renault 851S |
|---|---|---|
| Drive system | 4x2, 2WD (depending by model) | 4x2, 2WD (depending by model) |
| Additional | one wheel drive | 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 | Yes | Yes |
| 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. |
Renault 781 vs Renault 851S - hydraulics
| Specs | Renault 781 | Renault 851S |
|---|---|---|
| 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. |
Renault 781 vs Renault 851S - transmission
| Specs | Renault 781 | Renault 851S |
|---|---|---|
| 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 | 12 | 12 |
| Reverse gears | 12 | 12 |
| Creeper | n.d. | n.d. |
Renault 781 vs Renault 851S - equipment
| Specs | Renault 781 | Renault 851S |
|---|---|---|
| Clevis | Yes (???) | Yes (???) |
| Lower catch | n.d. | n.d. |
| Air conditioning | n.d. | n.d. |