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LG B6E Series OLED 4K Smart TV vs LG OLED B4 Series 4K Smart TV

Buy the B6E for most shoppers. It costs $799.99 at Best Buy as of November 7, 2026, versus $999.99 at Newegg for the B4, and the B6E is the newer 2026 set with a brighter evo-style panel, Dolby Vision, G-Sync and FreeSync Premium. The B4 is the older 2024 design and has no clear advantage here beyond wider size options and a slightly wider stand footprint.

Today the LG B6E Series OLED 4K Smart TV costs $200.00 less at its best price.

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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)
$799.99at Best BuyObserved at 10:01 AM
See all prices and details
Visit Best Buy

Store links may earn us a commission. Price via Klarna.

Choose the LG B6E if you want the newest 55-inch OLED at the lower price, with Dolby Vision, Dolby Atmos, G-Sync and FreeSync Premium for movies and gaming.

Pros
  • Lowest price of the two at $799.99 for 55 inches
  • Newest 2026 model with the α8 AI Processor 4K Gen3
  • Dolby Vision and Dolby Atmos support
  • G-Sync and FreeSync Premium for gaming at 120Hz
  • Over 400 free LG Channels plus 10,000+ movies and shows
Cons
  • Only sold in 55 inches
  • No built-in voice assistant, so you need a speaker or remote app
  • Only 2 stores price it new, so price swings are likely
LG
LG OLED B4 Series 55" 4K Smart TV (OLED55B4PUA)

LG OLED B4 Series 4K Smart TV

LG OLED B4 Series 55" 4K Smart TV (OLED55B4PUA)

$999.99at NeweggObserved at 11:43 AM
See all prices and details
Visit Newegg

Store links may earn us a commission. Price via Klarna.

Choose the LG B4 if you need a size other than 55 inches, since it comes in 48, 55, 65, 77 and 83 inches, or you find it discounted well below the B6E.

Pros
  • Comes in five sizes from 48 to 83 inches
  • OLED evo panel
  • Supports Google Assistant, Amazon Alexa and Siri
  • Four HDMI ports and Ethernet for a wired connection
Cons
  • Costs $200 more than the B6E for the same 55-inch size
  • Older B4 design with fewer listed gaming and HDR features
  • Only 1 store prices it new
  • Price history is volatile, from $930.95 to $2,550.99 in a week

What separates them

LG B6E Series OLED 4K Smart TVLG OLED B4 Series 4K Smart TV
Price for 55 inches$799.99 at Best Buy as of November 7, 2026$999.99 at Newegg as of November 7, 2026
Model year2026 (B6E series)2026 listed, B4 series design
PanelOLED with over 8.3 million self-lit pixelsOLED evo
Processorα8 AI Processor 4K Gen3Not specified
HDR formatsDolby Vision, HDR10, HLGHDR (formats not listed)
Gaming features120Hz, G-Sync, FreeSync Premium, 0.1ms response120Hz, 4 HDMI ports
Size options55 inches only48, 55, 65, 77 and 83 inches
Smart platform and voicewebOS with Google Gemini built in; works with Google Home and Apple HomeGoogle Assistant, Amazon Alexa and Siri support

Price history

$2,550.99$669.99
Oct 27Nov 7
  • LG B6E Series OLED 4K Smart TV: lowest $669.99 on Oct 29 at ZEXRI; $799.99 on Nov 7.
  • LG OLED B4 Series 4K Smart TV: lowest $930.95 on Oct 30 at JourneyEd; $999.99 on Nov 7.

Prices at every store

LG B6E Series OLED 4K Smart TV

  • Best BuyNew

    In stock

    $799.99Free shippingObserved at 10:01 AM
    Visit Best Buy
  • Enervee NYNew

    In stock

    $799.99Free shippingObserved at 1:25 AM
    Visit Enervee NY

Also available at

  • eBayCheck price at eBay
  • BJ's Wholesale ClubCheck price at BJ's Wholesale Club
  • ZEXRICheck price at ZEXRI

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

All 2 stores and price history →

LG OLED B4 Series 4K Smart TV

  • NeweggNew

    In stock

    $999.99Free shippingObserved at 11:43 AM
    Visit Newegg

Also available at

  • JourneyEdCheck price at JourneyEd

Store links may earn us a commission. Price via Klarna.

Prices and history →

Specs compared

SpecLG B6E Series OLED 4K Smart TVLG OLED B4 Series 4K Smart TV
Resolution3840 x 21603840 x 2160
High DefinitionYesYes
HDTV Format4K4K
ColorBlackBlack
Screen FormFlatFlat
Display TypeOLEDOLED
Assistant SupportGoogle AssistantGoogle Assistant, Amazon Alexa, Siri
HDRYesYes
Refresh Rate120 Hz120 Hz
ConnectivityBluetooth, Wi-Fi, USBBluetooth, Wi-Fi, USB, HDMI, Ethernet
Supported Streaming ServicesNetflix, Prime Video, YouTube, HBO, Disney+Netflix, YouTube
Width42.1 in wide48.4 in wide
Show all 40 specsShow fewer specs
SpecLG B6E Series OLED 4K Smart TVLG OLED B4 Series 4K Smart TV
Screen Size55 inches48 inches, 55 inches, 65 inches, 77 inches, 83 …
Depth1.8 in deep1.8 in deep
Weight51.4 lb, 53.8 lb31.5 lb, 37.7 lb, 38.1 lb, 51.8 lb, 71.2 lb
Screen Size Class55 inches—
High Dynamic Range (HDR)true—
High Dynamic Range FormatDolby Vision, HDR 10, Hybrid Log-Gamma (HLG)—
OLED TechnologyStandard OLED—
Motion Enhancement TechnologyOLED Motion—
Smart PlatformwebOS

What reviewers say

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.
  • Burn-inMixedBuyers mention image retention as a concern with static logos and tickers.

LG OLED B4 Series 4K Smart TV

Owners of the B4 generally praise the picture for the money, calling it the cheapest way into a good OLED. Complaints center on brightness in sunny rooms and on the stand and sound.

What people mention
  • Picture qualityPraisedOwners say blacks are deep and colors pop, especially in a dark room.
  • BrightnessCriticisedReviewers note it struggles in bright, sunlit rooms compared with brighter OLEDs.
  • GamingPraised120 Hz and low input lag make it a popular pick for consoles.
  • SoundCriticisedThe built-in speakers are described as thin, and many buyers add a soundbar.

Questions and answers

Which is better for gaming, the LG B6E or the LG B4?
The B6E. It lists G-Sync, FreeSync Premium and a 0.1ms response time at 120Hz. The B4 lists 120Hz and four HDMI ports but no variable refresh details.
Is the LG B4 worth $200 more than the B6E?
No, unless you need a size other than 55 inches. At $999.99 versus $799.99 as of November 7, 2026, the B4 costs more for an older design with fewer listed features.
Which has better picture quality?
Both are OLED, so both give perfect blacks. The B6E adds Dolby Vision, Dolby Atmos and the α8 AI Processor 4K Gen3, which the B4 listing does not mention.
Does either TV come in a larger size?
Only the B4. It comes in 48, 55, 65, 77 and 83 inches. The B6E is sold in 55 inches only.
Which one should I buy if I use Alexa?
The B4, which lists Amazon Alexa support alongside Google Assistant and Siri. The B6E has no built-in voice assistant but works with Google Home and Apple Home.
Which is the better deal right now?
The B6E at $799.99 at Best Buy as of November 7, 2026. It hit $669.99 on October 29, so waiting for a dip is reasonable if you are not in a hurry.

More comparisons

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Buying guides that pick them

  • Best OLED TVs under $1500
  • Best LG OLED TVs under $1,000
  • Best OLED TVs under $1,500 for movies
  • Best value 55-inch OLED TVs
—
Featured Streaming ServicesNetflix, HBO Max, Disney+, YouTube, Prime Video…—
Number of HDMI Inputs (Total)4—
TV Tuner TypeATSC, Clear QAM—
Works WithGoogle Home, Apple Home—
Voice Assistant Built-inNo—
BrandLG—
Model NumberOLED55B6EUA—
SeriesOLED - B6E series—
Model Year2026—
Product Height With Stand30.6 inches—
Product Width48.35 inches—
Product Depth With Stand8.6 inches—
Product Height Without Stand27.9 inches—
Product Depth Without Stand1.8 inches—
Stand Width42.1 inches—
CEC Enabled—Yes
HDMI Ports—4 HDMI ports
Screen Resolution—3840x2160 (4K Ultra HD)
Smart TV—Yes