Compare/Fiat 680 vs Fiat 70-66

Fiat 680 vs Fiat 70-66

Verdict: Fiat 680 vs Fiat 70-66

The Fiat 680 and the Fiat 70-66 are both tractors — here is how they stack up on the figures that matter. Fiat 70-66 leads on rated power with 69 hp against 68 hp. Fiat 70-66 is the lighter machine (3,150 kg vs 5,513 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Fiat 680 holds more fuel (79.9 L vs 73.1 L) for longer stints between fills. Fiat 70-66 is the newer design (1984 vs 1978). In short: choose the Fiat 70-66 for outright pulling power, or the Fiat 680 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

Fiat

Fit score

Best match

Clear

Fiat

Fit score

Best match

Clear

Rated power

68 hp

69 hp

Confidence

40%

Guide price

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Overview

Manufacturer

FiatReference

Four gears (1-4) plus reverse (R) in four ranges (creeper/low/intermediate/high).Reference

liquid-cooledReference

Variants

680

2WDReference

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680DT

4WDReference

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Engine

Fuel tank

79.9 LReference

73.1 LReference

Engine

50.7 kWReference

51.5 kWReference

Displacement

3.5 LReference

3.6 LReference

Bore/Stroke

100 x 110 mmReference

100 x 115 mmReference

Power

50.7 kWReference

51.5 kWReference

Compression

17:1Reference

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Rated RPM

2500Reference

Firing order

1-3-4-2Reference

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Starter volts

12Reference

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Torque

—

224.0 NmReference

Torque RPM

—

1400Reference

Transmission

Type

creeperReference

—

Gears

16 forward and 4 reverseReference

12 forward and 4 reverseReference

PTO & Hydraulics

Pump flow

33.7 lpmReference

33.6 lpmReference

Rear Type

IIReference

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Rear lift

2400 kgReference

2900 kgReference

Rear PTO

independentReference

—

Rear PTO Type

540/1000 (1.375)Reference

540/1000Reference

Engine RPM

1000@2410Reference

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Dimensions

2WD Wheelbase

228 cmReference

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4WD Wheelbase

227 cmReference

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Weight

5513 to 6174 poundsReference

3150 kgReference

Front tire

7.50-18Reference

2WD Rear tire

13.6/12-38Reference

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2WD Standard tires (ag)

Front: 7.50-18. Rear: 13.6/12-38Reference

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4WD Standard tires (ag)

Front: 11.2/10-28. Rear: 13.6/12-38Reference

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Optional tires (ag)

Front: 11.2/10-24. Rear: 16.9/14-30Reference

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2WD Length

350 cmReference

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4WD Length

366 cmReference

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2WD Weight

2500 kgReference

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4WD Weight

2800 kgReference

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2WD Clearance (front axle)

51 cmReference

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4WD Clearance (front axle)

45 cmReference

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2WD Front tread

139 to 189 cmReference

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4WD Front tread

152 to 195 cmReference

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Rear tread

139 to 199 cmReference

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2WD Steering wheel

179 cmReference

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4WD Steering wheel

180 cmReference

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Wheelbase

—

229 cmReference

Rear tire

—

13.6-36Reference

Ag front

—

12.4-24 (4WD)Reference

Ag rear

—

13.6-36Reference

Length

—

401 cmReference

Height

—

254 cmReference

Electrical

Ground

negativeReference

—

Charging system

alternatorReference

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Charging amps

33Reference

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Battery volts

12Reference

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Fiat 680 Height

2WD Hood

151 cmReference

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4WD Hood

152 cmReference

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Cab

255 cmReference

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2WD Exhaust

255 cmReference

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4WD Exhaust

257 cmReference

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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.