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New Holland T8.420 vs New Holland T9.450
Verdict: New Holland T8.420 vs New Holland T9.450
The New Holland T8.420 and the New Holland T9.450 are both tractors — here is how they stack up on the figures that matter. New Holland T8.420 leads on rated power with 367 hp against 355 hp. New Holland T9.450 holds more fuel (870.6 L vs 575.3 L) for longer stints between fills. New Holland T8.420 is the newer design (2013 vs 2011). In short: choose the New Holland T8.420 for outright pulling power, or the New Holland T9.450 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.
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Fit & specs
New Holland
62
Fit score
Best match
Clear
New Holland
62
Fit score
Best match
Clear
Rated power
367 hp
355 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
New HollandReference
New HollandReference
Pull at 4.86 KPHReference
Gear 1 used for pull test.Reference
Final drives
inboard planetaryReference
—
Engine
Fuel tank
575.3 LReference
1230.1 LReference
Exhaust fluid (DEF)
89.3 LReference
174.1 LReference
Engine (gross)
273.7 kWReference
—
Drawbar (tested)
190.7 kWReference
245.0 kWReference
Displacement
8.7 LReference
12.9 LReference
Bore/Stroke
117 x 135 mmReference
135 x 150 mmReference
Emissions
Interim Tier 4Reference
Interim Tier 4Reference
Emission control
selective catalytic reduction (SCR)Reference
selective catalytic reduction (SCR)Reference
Power (gross)
273.7 kWReference
—
Maximum Power
312.4 kWReference
332.6 kWReference
Fuel system
electronic high-pressure common railReference
—
Cooling system
viscous fanReference
—
Air cleaner
dual dry elementReference
—
Compression
15.9:1Reference
—
Rated RPM
2000Reference
2100Reference
Starter
electricReference
electricReference
Starter volts
12Reference
24Reference
Max power
190.7 kWReference
245.0 kWReference
Power at rated engine speed
228.1 kWReference
264.6 kWReference
Engine
—
302.0 kWReference
Power
—
302.0 kWReference
Oil capacity
—
30.9 LReference
Coolant capacity
—
79.9 LReference
Transmission
Transmission
Auto Command CVTReference
—
Gears
infinite forward and reverse (4-range)Reference
16 forward and 2 reverseReference
PTO & Hydraulics
PTO (claimed)
227.4 kWReference
—
PTO (tested)
262.2 kWReference
298.4 kWReference
Type
continuously variable transmissionReference
full power shiftReference
Valves
4 to 6Reference
—
Pump flow
283.9 lpmReference
170.3 lpmReference
Rear Type
IVN/IIIReference
4N/3Reference
Control
electronic lower-link draft sensingReference
—
Rear lift
8845 kgReference
—
Front Hitch
optionalReference
—
Front lift
5806 kgReference
—
Drawbar
Cat. 4Reference
—
Rear PTO
independentReference
optionalReference
Rear PTO Type
540/1000Reference
1000 (1-3/4)Reference
Engine RPM
1000@1778Reference
—
Power at rated PTO speed
262.1 kWReference
291.2 kWReference
Pressure
—
137.9 barReference
Rear valves
—
4 to 8Reference
Total flow
—
427.7 lpmReference
Rear lift (at 24"/610mm)
—
9072 kgReference
Dimensions
Wheelbase
355 cmReference
375 cmReference
Weight
13682 kgReference
—
Front tire
420/85R34L480/80R50Reference
—
Standard tires (ag)
Front: 420/85R34L480/80R50. Rear:Reference
—
Length
647 cmReference
749 cmReference
Operating weight
13682 kgReference
—
Front axle
TerraglideReference
127 by 3048 mmReference
Bar rear axle
127 by 3048 mmReference
—
Width
—
92 cmReference
Height
—
366 cmReference
Max Drawbar
—
4989 kgReference
T8.420 Serial Number Location
Electrical
Ground
negativeReference
negativeReference
Charging system
alternatorReference
alternatorReference
Charging amps
200Reference
200Reference
Battery volts
12Reference
12Reference
Batteries
—
2Reference
Battery CCA
—
1000Reference
Test results
Fuel use
62.5 l/hourReference
81.8 l/hourReference
Max pull
12920 kgReference
18072 kgReference
Capacities
Max capacity
—
22453 kgReference
Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.