New Holland Workmaster 50 VS Challenger MT445B specs comparison

New Holland Workmaster 50
General InfosMake | New Holland |
Model | Workmaster 50 |
Country | United states |
Production | From 2015 |
Price | - |
Tractor type | Utility tractor |
Fuel | diesel |
Service repair manual | New Holland Workmaster 50 Manual |
Dimensions, sizes and tires
AG front tires | 7.5x16 |
AG rear tires | 13.6x28 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | 12.5x18 |
Indus rear tires | 18.4x24 |
Weight | 4442 lbs or 2014 kg |
Length | 134 inches [340 cm] |
Width | 77.5 inches [196 cm] |
Height | 97.6 inches [247 cm] |
Wheelbase | 97.6 inches [247 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 136 ci or 2.2 L |
Cylinders | 3 cylinders |
Engine power | 53 hp or 39.5 kW |
Engine RPM | 2600 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | electronic high-pressure common rail direct injection |
Fuel tank size | 13.8 gal or 52.2 L |
Oil capacity | - |
Oil change | - |
Starter motor | electric |
Starter volts | 12 V |
Parts And Accessories | New Holland Workmaster 50 Parts |
Batteries number | 1 |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | - |
Ground force | negative |
Charging system | alternator |
Charging Volts | - |
Charging Amps | 75 amps |
Trans system | - |
Trans type | synchronized shuttle |
Trans gears | 8 forward and reverse |
Clutch system | - |
Wheel drive | 4x2 2WD |
Final drive | - |
Steering | power |
Braking system | wet disc |
Cabin type | Two-post folding ROPS |
Differentiel lock | - |
System | open center |
Valves | 1 or 2 |
Pump flow | 12 gpm or 45.4 lpm |
SVC flow | - |
Steering flow | 5.5 gpm or 20.8 lpm |
Tank capacity | - |
Hydraulic pressure | - |
Max flow | 17.5 gpm or 66.2 lpm |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | 45 hp or 33.6 kW |
Real power | - |
Engine @RPM | - |
PTO Clutch | mechanical |
Rear PTO | independent |
Rear PTO RPM | 540 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | - |
Hitch system | position and draft control |
Rear hitch | II/I |
Rear hitch lift | 3307 lbs or 1500 kg |
Front hitch | - |
Front hitch lift | - |

Challenger MT445B
General InfosMake | Challenger |
Model | MT445B |
Country | United states |
Production | From 2004 Until 2013 |
Price | - |
Tractor type | Utility tractor |
Fuel | diesel |
Service repair manual | Challenger MT445B Manual |
Dimensions, sizes and tires
AG front tires | 10.00-16 (2WD) |
AG rear tires | 480/70R38 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 8,840 lbs or 4009 kg |
Length | - |
Width | - |
Height | - |
Wheelbase | 97 inches [246 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 268 ci or 4.4 L |
Cylinders | 4 cylinders |
Engine power | 85 hp or 63.4 kW |
Engine RPM | 2200 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 40 gal or 151.4 L |
Oil capacity | - |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | Challenger MT445B Parts |
Batteries number | - |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | - |
Ground force | negative |
Charging system | - |
Charging Volts | - |
Charging Amps | - |
Trans system | Autopower IV |
Trans type | four speed power shift |
Trans gears | 16 forward and reverse |
Clutch system | wet disc |
Wheel drive | 4x2 2WD |
Final drive | inboard planetary |
Steering | hydrostatic power |
Braking system | hydraulic wet disc |
Cabin type | ROPS |
Differentiel lock | electro-hydraulic |
System | - |
Valves | 2 to 4 |
Pump flow | 26.4 gpm or 99.9 lpm |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | 2900 psi or 200.0 bar |
Max flow | - |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | 60.5 hp or 45.1 kW |
Fuel consumption | 4.9 gal/hour or 18.5 l/hour |
Pulling power | 8680 lbs or 3937 kg |
Claimed power | 70 hp or 52.2 kW |
Real power | 73.4 hp or 54.7 kW |
Engine @RPM | - |
PTO Clutch | electro-hydraulic wet disc |
Rear PTO | independent |
Rear PTO RPM | 540 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | 4.8 gal/hour or 18.2 l/hour |
Hitch system | electronic top-link draft control |
Rear hitch | II |
Rear hitch lift | 7285 lbs or 3304 kg |
Front hitch | - |
Front hitch lift | - |
Related tractor comparison


Challenger MT445B Terraplane TD60


Challenger MT445B Kubota GB140


Challenger MT445B CaseIH MX215 Magnum


Challenger MT445B AGCO DT180


New Holland Workmaster 50 AGCO LT75


Challenger MT445B New Holland TG245
Choose another tractor
Useful links and guides ....
- New Holland provided us with the latest version of its Workmaster 50 service repair manual
- Find All mechanical and electrical parts and accessories of New Holland Workmaster 50 farm-tractor here
- Get your Challenger MT445B manual book version
- Cabine, electrical And mechanical parts for Challenger MT445B farm-tractor here