Compare/MTD 390 vs MTD 669 Seven Hundred

MTD 390 vs MTD 669 Seven Hundred

Verdict: MTD 390 vs MTD 669 Seven Hundred

The MTD 390 and the MTD 669 Seven Hundred are both lawn tractors — here is how they stack up on the figures that matter. MTD 669 Seven Hundred leads on rated power with 7 hp against 6 hp. MTD 390 is the lighter machine (127 kg vs 435 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. MTD 669 Seven Hundred is the newer design (1969 vs 1966). In short: choose the MTD 669 Seven Hundred for outright pulling power, or the MTD 390 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

Tune the fit score

Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

MTD

Fit score

Best match

Clear

MTD

Fit score

Best match

Clear

Rated power

6 hp

7 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

MTDReference

air-cooled vertical-shaftReference

air-cooled horizontal-shaftReference

Engine

Power (gross)

4.5 kWReference

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Starter type

manual recoilReference

—

Fuel tank

—

3.8 LReference

Displacement

—

16.79 ciReference

Bore/Stroke

—

76 x 60 mmReference

Power

—

5.2 kWReference

Starter

—

electricReference

Starter volts

—

12Reference

Transmission

PeerlessReference

Peerless 1205Reference

Gears

3 forward and 1 reverseReference

Dimensions

Weight

127 kgReference

435 to 467 poundsReference

Front tire

10.25-3.50Reference

12.50x4.50Reference

Rear tire

12.50-4.50Reference

18x6.50Reference

Lawn/turf front

10.25-3.50Reference

12.50x4.50Reference

Lawn/turf rear

12.50-4.50Reference

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Length

127 cmReference

137 cmReference

Height (steering wheel)

73 cmReference

—

Shipping weight

127 kgReference

—

659 Lawn/turf rear

—

18x6.50Reference

669 Lawn/turf rear

—

18x9.50Reference

Width

—

73 cmReference

Height

—

81 cmReference

659 Shipping weight

—

197 kgReference

669 Shipping weight

—

211 kgReference

MTD 390 attachments

390 Serial Numbers

1966

136-390 (model code)Reference

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1967

137-390 (model code)Reference

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1968

138-390 (model code)Reference

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1969

139-390 (model code)Reference

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1970

130-390 (model code)Reference

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1971

131-390 (model code)Reference

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25" Mower deck

Type

gearReference

belt-driven gearReference

Cutting width

63 cmReference

81 cmReference

Overall width

68 cmReference

86 cmReference

Cut height

3 to 7 cmReference

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Variants

658

—

18" tires, recoilReference

659

—

recoil startReference

668

—

18" tires, electricReference

669

—

electric startReference

PTO & Hydraulics

Mid PTO

—

independentReference

Clutch

—

manualReference

MTD 669 attachments

Electrical

Ground

—

negativeReference

Battery volts

—

12Reference

Battery AH

—

32Reference

Attachment overview

32" Mower deck

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.