Compare/New Holland 6640 vs New Holland TN90F

New Holland 6640 vs New Holland TN90F

Verdict: New Holland 6640 vs New Holland TN90F

The New Holland 6640 and the New Holland TN90F are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 91 hp. New Holland TN90F is the lighter machine (5,512 kg vs 7,099 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. New Holland 6640 holds more fuel (94.6 L vs 60.9 L) for longer stints between fills. New Holland TN90F is the newer design (1997 vs 1996). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.

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Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

New Holland

Fit score

Best match

Clear

New Holland

Fit score

Best match

Clear

Rated power

91 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

New HollandReference

Dual CommandReference

Four power shift gears arranged in two synchronized ratio groups (1-4 and 5-8). Two synchronized ranges (low/high) and right-hand shuttle. Clutch must be used to shift range or move between the lower (1-4) and higher (5-8) gear ratio groups. Push-button power shifting between the four gears in a ratio group. Push-button de-clutching on the shuttle lever allow shifting without the foot clutch. The 16 power shift was standard on the 6640 SLE.Reference

Four synchronized gears (1-4) in four ranges with two-speed push-button power shift and left-hand power shuttle. Push-button power shift only applies to forward speeds.Reference

Drive

4x4 MFWD 4WD (optional)Reference

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Final drives

inboard planetaryReference

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Differential lock

electro-hydraulic (SL/SLE)Reference

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Brakes

hydraulic wet disc (SL/SLE)Reference

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2WD Differential lock

—

mechanicalReference

4WD Differential lock

—

electro-hydraulicReference

Engine

Fuel tank

177.5 LReference

60.9 LReference

Engine (gross)

67.6 kWReference

67.9 kWReference

Engine (net)

63.4 kWReference

65.6 kWReference

Drawbar (tested)

50.1 kWReference

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Displacement

5.0 LReference

3.9 LReference

Bore/Stroke

112 x 127 mmReference

104 x 115 mmReference

Power (net)

63.4 kWReference

65.6 kWReference

Power (gross)

67.6 kWReference

67.9 kWReference

Air cleaner

dual paper elementsReference

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Compression

17.5:1Reference

16.5:1Reference

Rated RPM

2200Reference

2300Reference

Idle RPM

725-2375Reference

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Torque

457.0 NmReference

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Torque RPM

1200Reference

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Firing order

1-3-4-2Reference

Starter volts

12Reference

Coolant capacity

16.0 LReference

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Intake valve clearance

0.406 mmReference

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Exhaust valve clearance

0.483 mmReference

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Oil capacity

60.6 LReference

55.0 LReference

Max power

50.1 kWReference

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Power at rated engine speed

57.2 kWReference

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Pre-heating

—

thermostartReference

Starter

—

electricReference

ROPS Coolant capacity

—

11.5 LReference

Cab Coolant capacity

—

13.5 LReference

Transmission

ElectroShift/Pulse CommandReference

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Gears

16 forward and reverseReference

32 forward and 16 reverseReference

Clutch

wet discReference

279.4mm dry discReference

PTO & Hydraulics

PTO (claimed)

56.7 kWReference

59.7 kWReference

PTO (tested)

57.5 kWReference

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Type

four-speed power shiftReference

two-speed power shiftReference

Valves

1 to 4Reference

2Reference

Pump flow

79.5 lpmReference

64.0 lpmReference

Steering press.

144.8 barReference

—

Rear Type

IIReference

II/IReference

Control

Position control and top-link draft sensing. Electronic lower-link sensing optional on 6640 SLE.Reference

position control and lower-link draft sensingReference

Rear lift (at 24"/610mm)

2977 kgReference

1995 kgReference

Rear PTO

independentReference

Rear PTO Type

540/1000Reference

540/1000 (1.375)Reference

Power at rated PTO speed

56.4 kWReference

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Steering flow

—

34.8 lpmReference

Engine RPM

—

1000@2125Reference

Dimensions

Wheelbase

236 cmReference

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Weight

7099 to 9121 poundsReference

5512 to 6283 poundsReference

Front tire

7.50-16Reference

Rear tire

16.9-30Reference

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Ag front

7.50-16Reference

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Ag rear

16.9-30Reference

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Length

411 cmReference

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2WD Width

195 cmReference

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4WD Width

203 cmReference

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2WD Clearance (front axle)

55 cmReference

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4WD Clearance (front axle)

50 cmReference

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2WD ROPS Shipping

3220 kgReference

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4WD ROPS Shipping

3670 kgReference

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2WD Cab Shipping

3687 kgReference

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4WD Cab Shipping

4137 kgReference

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Operating

3690 kgReference

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Ballasted

4702 kgReference

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2WD Wheelbase

—

222 cmReference

4WD Wheelbase

—

242 cmReference

2WD Rear tire

—

420/70R28Reference

2WD Standard tires (ag)

—

Front: 7.50-16. Rear: 420/70R28Reference

4WD Standard tires (ag)

—

Front: 280/70R20. Rear: 420/70R28Reference

2WD Optional tires (ag)

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Front: 7.5L-15. Rear: 380/70R24Reference

4WD Optional tires (ag)

—

Front: 7.50R18. Rear: 13.6-28Reference

2WD Length

—

395 cmReference

4WD Length

—

400 cmReference

Width

—

149 cmReference

Height (ROPS)

—

226 cmReference

Height (cab)

—

228 cmReference

2WD Front tread

—

122 to 162 cmReference

Rear tread

—

110 to 145 cmReference

2WD ROPS

—

2500 kgReference

2WD Cab

—

2649 kgReference

4WD ROPS

—

2699 kgReference

4WD Cab

—

2849 kgReference

New Holland 6640 attachments

6640 Serial Numbers

1991

BC68791Reference

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1992

BD02865Reference

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1993

BD35935Reference

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1994

BD65544Reference

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1995

BD98440Reference

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1996

021630BReference

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1997

056502BReference

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1998

083503BReference

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Location:

Data plate inside hood.Reference

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Electrical

Ground

negativeReference

Charging system

alternatorReference

ROPS Charging amps

55Reference

45Reference

Cab Charging amps

100Reference

65Reference

ROPS Batteries

1Reference

—

Cab Batteries

2Reference

—

Battery CCA

800Reference

Battery volts

12Reference

Battery AH

—

100Reference

Attachment overview

New Holland 6640 Height

Hood

170 cmReference

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Cab

271 cmReference

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Exhaust

284 cmReference

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Test results

Fuel use

17.0 l/hourReference

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Max pull

4768 kgReference

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Speeds

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.