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Samsung S90F 48-inch OLED TV vs LG B6E Series OLED 4K Smart TV

The LG B6E is the better pick for most people: it gives you a 55-inch OLED panel for a room where 48 inches feels small, and it adds Dolby Vision, which the Samsung lacks. The Samsung S90F is the stronger gaming and bright-room set, with four HDMI 2.1 ports, 144 Hz motion, and a brighter QD-style picture that holds up better in daylight. Both are 120 Hz OLEDs with excellent contrast; owners praise the blacks and viewing angles on each, and the main complaints are burn-in risk and reflections on glossy panels.

  • Choose the Samsung 48-inch S90F if you sit close, game on a console or PC, and want the brightest, most feature-packed small OLED.
  • Choose the LG 55-inch B6E if you want the biggest OLED your space allows, watch movies in a dark room, and value Dolby Vision and webOS.

Prices

  • Samsung S90F 48-inch OLED TV: $897.95 at Amazon (checked today)
  • LG B6E Series OLED 4K Smart TV: $669.99 at ZEXRI (last seen Oct 29)
  • Difference: the LG B6E Series OLED 4K Smart TV is $227.96 cheaper than the Samsung S90F 48-inch OLED TV at the latest prices (Oct 29 and Nov 10)
Samsung
Samsung 48-inch OLED 4K Smart TV QN48S90FAEXZA

Samsung S90F 48-inch OLED TV

Samsung 48-inch OLED 4K Smart TV QN48S90FAEXZA

$897.95at AmazonChecked 4 h ago
See all prices and details
Visit Amazon

As an Amazon Associate, Deal.ai earns from qualifying purchases.

Pros
  • Bright, punchy OLED picture for a small set
  • 144 Hz panel and four HDMI 2.1 ports suit consoles and PCs
  • Alexa built in and Tizen has every major app
  • Strong 40 W 2.1 audio with Q-Symphony
Cons
  • No Dolby Vision
  • 48 inches is small for a main living-room TV
  • Glossy screen shows reflections in bright rooms
LG
LG 55" Class B6E Series OLED AI 4K Smart webOS TV

LG B6E Series OLED 4K Smart TV

LG 55" Class B6E Series OLED AI 4K Smart webOS TV

4.8(116 ratings)
$669.99at ZEXRIChecked Oct 29
See all prices and details
Visit ZEXRI
Pros
  • 55-inch OLED at a size most rooms want
  • Dolby Vision and Dolby Atmos for movie nights
  • webOS with Google Gemini and 400+ free channels
  • Rated 4.8 out of 5 by 116 owners
Cons
  • No voice assistant built in
  • 120 Hz and no HDMI 2.1 confirmation for high-frame-rate gaming
  • Standard OLED panel is dimmer than the Samsung in daylight

What separates them

Samsung S90F 48-inch OLED TVLG B6E Series OLED 4K Smart TV
Screen size48 inches55 inches
HDR formatsHDR10, HDR10+, HLG; no Dolby VisionDolby Vision, HDR10, HLG
Gaming features144 Hz Motion Xcelerator, G-SYNC, FreeSync Premium Pro, four HDMI 2.1 ports120 Hz, G-SYNC, FreeSync Premium, 0.1 ms response
ProcessorNQ4 AI Gen3 with 128 neural networksα8 AI Processor 4K Gen3
Smart platformTizen with Alexa built inwebOS with Google Gemini and LG Channels
Audio2.1-channel 40 W with Dolby Atmos and Q-SymphonyDolby Atmos, 2.0-channel
Voice assistantsAlexa built inWorks with Google Home and Apple Home; no assistant built in
Panel typeOLEDOLED

Price history

$897.95$669.99
Oct 27Nov 10
  • Samsung S90F 48-inch OLED TV: lowest $897.95 on Nov 9 at Amazon; $897.95 on Nov 10.
  • LG B6E Series OLED 4K Smart TV: lowest $669.99 on Oct 29 at ZEXRI; $799.99 on Nov 10.

Prices at every store

Samsung S90F 48-inch OLED TV

  • The Home DepotNew

    In stock

    $999.99Free shippingChecked 4 h ago
    Visit The Home Depot
  • SKG USANew

    In stockReturn policy

    $1,497.99Checked 4 h ago
    Visit SKG USA
  • AmazonRefurbished

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $847.95Free shippingChecked 4 h ago
    Visit Amazon
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $897.95Free shippingChecked 4 h ago
    Visit Amazon

Also available at

  • AeonflyCheck price at Aeonfly
All 3 stores and price history →

LG B6E Series OLED 4K Smart TV

  • Best BuyNew

    In stock

    $799.99Free shippingChecked 5 h ago
    Visit Best Buy
  • Best BuyNew

    In stock

    $799.99Free shippingChecked 5 h ago
    Visit Best Buy
  • Enervee NYNew

    In stock

    $799.99Free shippingChecked 11 h ago
    Visit Enervee NY
  • ZEXRINew

    Availability unknown

    $669.99Checked Oct 29
    Visit ZEXRI

Store links may earn us a commission. Some prices via Klarna.

All 7 stores and price history →

Specs compared

SpecSamsung S90F 48-inch OLED TVLG B6E Series OLED 4K Smart TV
Display typeOLEDOLED
Screen size48 in55 inches
Resolution4K, 3840 x 2160 pixels3840 x 2160
Refresh rate120 Hz120 Hz
High DefinitionYesYes
HDTV Format4K4K
Screen FormFlatFlat
Assistant SupportAmazon AlexaGoogle Assistant
HDRYesYes
ConnectivityWi-Fi, RF, USB, HDMI, EthernetBluetooth, Wi-Fi, USB
HDR formatsHDR10, HDR10+, HLG—
Speaker output40 W—
Show all 40 specsShow fewer specs
SpecSamsung S90F 48-inch OLED TVLG B6E Series OLED 4K Smart TV
Speaker configuration2.0 Channel—
HDMI ports4—
USB ports3—
Weight without stand10.61 kg—
Dimensions1069.34 (W) x 619.76 (H) x 40.64 (D) mm—
Power consumption205 W—
Color—Black
Supported Streaming Services—Netflix, Prime Video, YouTube, HBO, Disney+
Width—42.1 in wide
Depth

What reviewers say

Samsung S90F 48-inch OLED TV

Owners of Samsung's S90F line praise the OLED picture, gaming features and slim design. Common complaints center on brightness in bright rooms and sound that benefits from a soundbar.

What people mention
  • Picture qualityPraisedOwners say OLED blacks and contrast make dark scenes look far better than on LED sets.
  • GamingPraisedGamers report low lag and smooth motion at 120 Hz with VRR enabled.
  • BrightnessCriticisedReviewers note the panel struggles in bright, sunlit rooms compared with bright LED-LCD TVs.
  • SoundMixedThe 40 W speakers are decent for everyday viewing but lack bass for big action scenes.

LG B6E Series OLED 4K Smart TV

  • 4.8 / 5116 ratings

Rated 4.8 out of 5 from 116 ratings, the B6E is well received. Owners focus on picture quality and gaming features rather than smart-platform extras.

What people mention
  • Picture qualityPraisedOwners praise the deep blacks and contrast that OLED provides.
  • GamingPraisedThe 120Hz panel with VRR support is called smooth for console gaming.
  • BrightnessCriticisedSome say the screen struggles in bright, sunlit rooms.

Questions and answers

Which is better for gaming?
The Samsung. It runs at 144 Hz, has four HDMI 2.1 ports, and supports G-SYNC and FreeSync Premium Pro. The LG tops out at 120 Hz with a 0.1 ms response.
Which is better for movies?
The LG, mainly for Dolby Vision and its larger 55-inch screen. The Samsung handles HDR10+ but has no Dolby Vision.
Is the LG worth stepping up to over the Samsung?
If you want a bigger screen and Dolby Vision, yes. If you game heavily or sit close, the Samsung's 144 Hz panel and extra HDMI 2.1 ports matter more than the size.
Which lasts longer?
Both use OLED panels with similar burn-in risk. Neither has a clear longevity edge; avoid static logos and bright news tickers on either.
Does either have a built-in voice assistant?
The Samsung has Alexa built in. The LG has no assistant built in but works with Google Home and Apple Home.
Which is better in a bright room?
The Samsung. Its OLED HDR+ and Real Depth Enhancer push a brighter picture, while the LG's standard OLED panel is dimmer in daylight.

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Buying guides that pick them

  • Best OLED TVs under $1,500
  • Best OLED TVs under $1500
  • Best OLED TVs under $1,500 for living rooms
  • Best LG OLED TVs under $1,000
  • Best OLED TVs under $1,500 for movies
—
1.8 in deep
Screen Size Class—55 inches
High Dynamic Range (HDR)—true
High Dynamic Range Format—Dolby Vision, HDR 10, Hybrid Log-Gamma (HLG)
OLED Technology—Standard OLED
Motion Enhancement Technology—OLED Motion
Smart Platform—webOS
Featured Streaming Services—Netflix, HBO Max, Disney+, YouTube, Prime Video…
Number of HDMI Inputs (Total)—4
TV Tuner Type—ATSC, Clear QAM
Works With—Google Home, Apple Home
Voice Assistant Built-in—No
Brand—LG
Model Number—OLED55B6EUA
Series—OLED - B6E series
Model Year—2026
Product Height With Stand—30.6 inches
Product Width—48.35 inches
Product Depth With Stand—8.6 inches
Burn-inMixed
Buyers mention image retention as a concern with static logos and tickers.