“Excellent across washing, drying, and predicted reliability — LG's 2026 ultra-quiet tier delivers genuine improvement over the LDTS5552S baseline”
The LG LDTH7972S Smart Dishwasher ($1,199-$1,400) is a top pick with a 8.7/10 consensus score across 9 expert reviews. Experts highlight 42 dba operation — among the quietest lg built-ins, library-quiet from adjacent rooms and quadwash pro four rotating spray arms eliminate the spray-shadow problem common in two-arm designs. Consumer Reports says: "Excellent across washing, drying, and predicted reliability — LG's 2026 ultra-qu..." Best for: Ultra-quiet kitchen households, LG ThinQ households, Premium-tier buyers.

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LG LDTH7972S Smart Dishwasher
Dishwashers
SmartHomeExplorer proprietary rating
9 expert sources
The LG LDTH7972S Smart Dishwasher earns a SHE Score of 6.9/10, driven by strong value (10/10) with room to improve in compatibility breadth (5/10). Based on 9 expert sources and SmartHomeExplorer compatibility analysis.
How we calculate the SHE Score →Expert Consensus: 8.7/10 across 9 sources
Last verified:“Excellent across washing, drying, and predicted reliability — LG's 2026 ultra-quiet tier delivers genuine improvement over the LDTS5552S baseline”
Key Features
- ✓ 42 dBA operation
- ✓ QuadWash Pro
- ✓ Dynamic Dry
- ✓ ThinQ AI
- ✓ Top control
Best For
What Experts Agree On
What Experts Love
- ✓ 42 dBA operation — among the quietest LG built-ins, library-quiet from adjacent rooms
- ✓ QuadWash Pro four rotating spray arms eliminate the spray-shadow problem common in two-arm designs
- ✓ Dynamic Dry circulates heated air for noticeably better plastic-drying results than condensation-only
- ✓ ThinQ AI cycle selection plus AI Diagnosis for proactive maintenance alerts
Common Criticisms
- ✗ $1,300 list price — premium tier, roughly 1.5x the LG Smart Top Control
- ✗ Plastic drying improved over LDTS5552S but trails Samsung Auto Open Door on tightly packed Tupperware
- ✗ ThinQ ecosystem depth less broad than SmartThings outside LG appliance suites
What The Experts Say
“Four-arm QuadWash Pro design produced 30% better lower-rack coverage than two-arm benchmarks at this price tier”
Ready to buy the LG LDTH7972S Smart Dishwasher?
Check Price on Amazon$1,199-$1,400 · 9 expert sources · 8.7/10 consensus
Frequently Asked Questions
Is the LG LDTH7972S Smart Dishwasher worth it?
LG LDTH7972S Smart Dishwasher earns a 8.7/10 consensus score across our 12 expert sources. It is rated "Must Buy" — Ultra-quiet kitchen households. At $1,199-$1,400, Excellent across washing, drying, and predicted reliability — LG's 2026 ultra-quiet tier delivers genuine improvement ov...
Who is the LG LDTH7972S Smart Dishwasher best for?
LG LDTH7972S Smart Dishwasher is best for: Ultra-quiet kitchen households, LG ThinQ households, Premium-tier buyers. Experts rate it "Must Buy" overall.
How does the LG LDTH7972S Smart Dishwasher compare to other Appliances options?
Among the Appliances products we have reviewed, LG LDTH7972S Smart Dishwasher ranks above average with a 8.7/10 score. Four-arm QuadWash Pro design produced 30% better lower-rack coverage than two-arm benchmarks at this price tier
What smart home systems does the LG LDTH7972S Smart Dishwasher work with?
LG LDTH7972S Smart Dishwasher works with major smart home platforms. Check our compatibility notes on the product page for any setup requirements or hub dependencies.
What are the pros and cons of the LG LDTH7972S Smart Dishwasher?
The main pros of the LG LDTH7972S Smart Dishwasher are 42 dba operation — among the quietest lg built-ins, library-quiet from adjacent rooms and quadwash pro four rotating spray arms eliminate the spray-shadow problem common in two-arm designs. The main downside is $1,300 list price — premium tier, roughly 1.5x the lg smart top control. Overall, experts rate it "Must Buy" with a 8.7/10 consensus score.
Affiliate disclosure: SmartHomeExplorer.com participates in the Amazon Associates program. We earn a commission from qualifying purchases at no extra cost to you. This consensus review is based on 9 independent expert reviews — we did not test this product ourselves. Always verify current prices and availability before purchasing.

