Compare/Volvo LM 640 vs Volvo LM 840

Volvo LM 640 vs Volvo LM 840

Verdict: Volvo LM 640 vs Volvo LM 840

The Volvo LM 640 and the Volvo LM 840 are both industrial tractors — here is how they stack up on the figures that matter. Volvo LM 840 leads on rated power with 110 hp against 67 hp. Volvo LM 640 is the lighter machine (6,599 kg vs 9,072 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Volvo LM 840 is the newer design (1966 vs 1965). In short: choose the Volvo LM 840 for outright pulling power, or the Volvo LM 640 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

Volvo

Fit score

Clear

Volvo

Fit score

Best match

Clear

Rated power

67 hp

110 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

VolvoReference

liquid-cooled inlineReference

Drive

4x4 4WDReference

Differential lock

mechanical frontReference

Variants

620

2WDReference

—

640

4WDReference

—

Engine

Engine (gross)

50.0 kWReference

82.0 kWReference

Engine (net)

47.0 kWReference

—

Displacement

3.8 LReference

5.1 LReference

Bore/Stroke

111 x 130 mmReference

95 x 120 mmReference

Power (net)

47.0 kWReference

—

Power (gross)

50.0 kWReference

82.0 kWReference

Fuel system

direct injectionReference

Rated RPM

2200Reference

2400Reference

Starter type

electricReference

Torque

—

353.9 NmReference

Torque RPM

—

1500Reference

Transmission

Type

power shiftReference

Gears

4 forward and reverseReference

PTO & Hydraulics

Pressure

84.1 barReference

93.1 barReference

Pump flow

140.0 lpmReference

219.9 lpmReference

Dimensions

Wheelbase

229 cmReference

243 cmReference

Weight

6599 kgReference

9072 kgReference

Front tire

16.9-30Reference

18.4-34Reference

Rear tire

12.4-24Reference

14.9-24Reference

Industrial front

16.9-30Reference

18.4-34Reference

Industrial rear

12.4-24Reference

14.9-24Reference

Length

538 cmReference

575 cmReference

Height (cab)

251 cmReference

270 cmReference

Ground clearance

33 cmReference

38 cmReference

Front tread

172 cmReference

—

Rear tread

170 cmReference

—

Volvo LM 640 attachments

Electrical

Charging system

alternatorReference

—

Volvo LM 840 attachments

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.