Dishwashers

LG LDFN343LS

We expect this model to perform similarly to the tested LG LDFN4542S although it may differ in price and features. 50 vs. 48 DBA; Not Smart; No 3rd rack;

This LG dishwasher has

an adjustable upper rack
a manually cleaned filter
a Stainless steel interior
adjustable tines
ample flatware slots
Energy Star certification
a third rack

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CR Expert Take

How did it perform in our owner surveys and expert lab testing?

Overall Score

The Overall Score for this model incorporates our expert lab test results, as well as ratings for that brand’s reliability and owner satisfaction from our annual product owner survey of members.

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Current Range of Tested Dishwashers

What goes into the Overall Score?

OWNER SURVEYS

Learn More

Lower Wash Performance

/ 5

Upper Wash Performance

/ 5

Ease of use

/ 5

Drying

/ 5

Energy use

/ 5

Noise

/ 5

Washing

/ 5

Convenience

/ 5

Water efficiency

/ 5

Color

/ 5

Cycle time (min.)

/ 5

Detailed Test Results

Washing: This model performed very good in our wash test of heavily soiled dishes. Energy use: This model performed excellent in our energy test, which combines water and energy use for a fully soiled load of dishes.
Noise: This model performed very good in our noise tests, which combine sound-level measurements and listener judgments.
Cycle Time: This model was judged good for cycle time using a full, heavily soiled load and includes temperature-boost option and heated dry (if available).

About

The LG LDFN343LS is part of the Dishwashers test program at Consumer Reports. In our lab tests, Dishwashers models like the LDFN343LS are rated on multiple criteria, such as those listed below.

Lower Wash Performance: A high score means dishes on the lower rack come out cleaner, even with baked-on food.

Upper Wash Performance: A high score means dishes on the upper rack come out cleaner, even with baked-on food.

Ease of use: A high score means a clear interface and more features including flexible loading options and self-cleaning filters. Top scoring models are simple to operate and have more convenient features.

Brand Reliability & Satisfaction

#? in Reliability of all Dishwasher Brands

Did the brand perform consistently well over time?

PREDICTED RELIABILITY SCORE

/ 100

Predicted brand reliability scores are based on the likelihood of newly purchased dishwashers experiencing a problem, adjusted for extended warranty or service contract status and product usage, by the end of the 5th year of ownership. Higher scores mean better reliability. Ranked #? of 27

Would our members recommend this brand?

OWNER SATISFACTION SCORE

/ 100

Brand owner satisfaction scores are based on how likely owners are to recommend their dishwasher to their friends and family. Ranked #? of 27

Source: Consumer Reports' 2023, 2024, and 2025 Spring Surveys

Features & Specs

Features

Ample flatware slots

Yes

Adjustable upper rack

Yes

Adjustable tines

Yes

Displays remaining time

Interior material

Stainless steel

Requires custom door panel

Self-cleaning filter

WiFi

Stainless/SS-look option

Door lock

Sensor

Hidden controls

Price & Shop

LG LDFN343LS

CR Expert Take

Overall Score

What goes into the Overall Score?

Detailed Test Results

About

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