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Samsung QN85QN90FAF vs LG 86QNED90TU*

Two of the qled tvs in our best qled tvs comparison, lined up spec by spec. Every figure comes from the manufacturer pages linked below, and the scores use the same published formula as the full ranking.

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#3 of 16 in QLED TVs

Samsung QN85QN90FAF

7.5/10

Best for: 84.50 in official diagonal, 6.10 W/100 sq in computed on-mode power density, 8.29 megapixels computed resolution, 0.70 W official measured standby, 344.87 kWh/year official annual energy

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#5 of 16 in QLED TVs

LG 86QNED90TU*

7.4/10

Best for: 85.60 in official diagonal, 5.90 W/100 sq in computed on-mode power density, 8.29 megapixels computed resolution, 340.00 kWh/year official annual energy

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Spec-by-spec comparison

Green marks the better published figure. "Not listed" means the manufacturer doesn't publish it.

SpecSamsung QN85QN90FAFLG 86QNED90TU*Weight
Official diagonal viewable screen sizeThe official diagonal viewable screen size on the ENERGY STAR certified record, in inches. A missing or internally inconsistent official size is shown as Not listed and scores at the category minimum. 84.5 in 85.6 in 25%
Computed on-mode power per 100 sq inOfficial reported on-mode power (federal test procedure) divided by official screen area, times 100, labelled computed. Lower is more efficient for a given official area. If official area is implausible, the value is Not listed and scores at the category minimum. 6.1 W/100 sq in 5.9 W/100 sq in 35%
Computed native resolutionOfficial native horizontal pixels times official native vertical pixels, divided by one million and labelled computed. A missing official resolution is shown as Not listed and scores at the category minimum. 8.29 MP 8.29 MP 25%
Official measured standby-mode powerThe official measured standby-mode power on the ENERGY STAR record, in watts. A missing value is shown as Not listed and scores at the category minimum. Other official standby fields are printed as details and are not mixed into this score. 0.7 W Not listed 15%
Official ENERGY STAR product typeTelevision (TV)Television (TV)info
Official applicationConsumerConsumerinfo
Official display typeQD-LED (QLED)QD-LED (QLED)info
Official backlight technology typeDirect-lit LEDDirect-lit LEDinfo
Official certified model numberQN85QN90FAF86QNED90TU*info
Official model nameQN85QN90FAF86QNED90TU*info
Official diagonal viewable screen size84.50 in85.60 ininfo
Official screen area3,055.4 sq in3,131.4 sq ininfo
Official native resolution3840 × 2160 pixels3840 × 2160 pixelsinfo
Official resolution format4K (UHD)4K (UHD)info
Computed native resolution8.29 megapixels (official horizontal pixels × official vertical pixels, labelled computed)8.29 megapixels (official horizontal pixels × official vertical pixels, labelled computed)info
Official high contrast ratio (HCR) displayNoNoinfo
Official automatic brightness controlYesYesinfo
Official ABC enabled by default in the default SDR presetNoNoinfo
Official reported on-mode power (federal test procedure)186.31 W184.60 Winfo
Official average on-mode power for certification186.31 W184.60 Winfo
Official maximum average on-mode power for certification229.59 W209.50 Winfo
Computed on-mode power per 100 sq in6.10 W/100 sq in (official federal on-mode power ÷ official screen area × 100, labelled computed)5.90 W/100 sq in (official federal on-mode power ÷ official screen area × 100, labelled computed)info
Official reported annual energy consumption344.87 kWh/year340.00 kWh/yearinfo
Official measured standby-mode power0.70 WNot listedinfo
Official standby power when not connected to a networkNot listed0.30 Winfo
Official standby power when connected to a networkNot listed0.40 Winfo
Official reported standby-active, low mode powerNot listed0.40 Winfo
Official physical data portsUniversal Serial Bus (USB),Other,RS-232,HDMIUniversal Serial Bus (USB),Other,RS-232,HDMIinfo
Official ethernet supportFast Ethernet (100 Mbit/s)Fast Ethernet (100 Mbit/s)info
Official low-power wireless technologiesBluetoothBluetoothinfo
Official featuresQuick Start,Wake-On-Cast Compatibility,Control Via Remote Control App,Control Via Smart Speaker,Upconversion,Motion-based Dynamic Dimming (MDD) (also known as Motion Eye Care),Automatic Brightness Control,User Adjustable BacklightQuick Start,Wake-On-Cast Compatibility,Control Via Remote Control App,Control Via Smart Speaker,Motion-based Dynamic Dimming (MDD) (also known as Motion Eye Care),Automatic Brightness Control,User Adjustable Backlightinfo
Official marketsUnited StatesUnited Statesinfo
Official date available on market2025-01-272024-02-20info
Official date certified2025-01-232023-11-07info
Official UPCNot listed195174075999info
Related official recordsNot listedNot listedinfo
Peak brightness (nits)Not listedNot listedinfo
Refresh rateNot listedNot listedinfo
Smart operating systemNot listedNot listedinfo
ScreenPick score7.5/107.4/10100%

Where each one comes out ahead

Samsung QN85QN90FAF

No scored spec where it is strictly ahead; its case rests on the strengths below.

What we like

  • Official diagonal viewable screen size is 84.50 in
  • Computed native resolution is 8.29 megapixels
  • Official display type is QD-LED (QLED), official backlight is Direct-lit LED

Watch out for

  • Official measured standby-mode power is 0.70 W, at the high end of this set

LG 86QNED90TU*

Better published figure on: Official diagonal viewable screen size, Computed on-mode power per 100 sq in.

What we like

  • Official diagonal viewable screen size is 85.60 in
  • Computed on-mode power density is 5.90 W/100 sq in
  • Computed native resolution is 8.29 megapixels
  • Official display type is QD-LED (QLED), official backlight is Direct-lit LED

Watch out for

  • Official measured standby-mode power is not listed

Verdict

Both official ENERGY STAR records list these models as QD-LED (QLED) televisions with Direct-lit LED backlights. The Samsung QN85QN90FAF record lists 84.50 in official diagonal, 6.10 W/100 sq in computed on-mode power density, 8.29 megapixels computed resolution and 0.70 W official measured standby-mode power. Official reported annual energy is 344.87 kWh/year. The LG 86QNED90TU* record lists 85.60 in official diagonal, 5.90 W/100 sq in computed on-mode power density, 8.29 megapixels computed resolution and Not listed official measured standby-mode power. Official reported annual energy is 340.00 kWh/year.

Samsung QN85QN90FAF on AmazonLG 86QNED90TU* on Amazon
Spec sources

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