arkivoAPI
Menu

TVs / Compare

Amazon Fire TV 4-Series (2025) vs LG UA75

Product A: Amazon

Fire TV 4-Series (2025)

74 of 159 known
Change Amazon Fire TV 4-Series (2025)

Compare the LG UA75 with

Product B: LG

UA75

56 of 159 known
Change LG UA75

Compare the Amazon Fire TV 4-Series (2025) with

59 of 151 fields differ

Download CSVDownload JSON
  • 20 different values
  • 39 known for one only
  • 22 the same
  • 70 missing for both

Refresh rate per resolution

The best rate over any port. Bars run from 0 to 360 Hz.

3840 × 2160Native for both
A60Hz
B60Hz

Size, drawn to scale

Front and side, on their stands.

Weight

0 to 40 kg

Weight without stand
A9.8kg
B11.5kg

All 159 fields

Every value links to where we found it.

AAmazon Fire TV 4-Series (2025)
BLG UA75

General

4 of 9 differ
Series
4-Series1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Amazon.com page for the 43 inch, ASIN B0DFNPK1D3, titled Amazon Ember 43" 4-Series with Fire TV (newest model). Amazon renamed the Fire TV 4-Series to Ember 4-Series and says packaging may show either name.
UA751Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Page title: 55 inch LG UHD AI UA75 4K Smart TV 2025. The comparison table lists UA75 sizes 86, 75, 65, 55, 50 and 43.
Model numbers
4K43N402, 4K50N402, 4K55N4026Owner's manualamazon.com/gp/help/customer/display.htmlRead 14 October 2026Safety and Compliance Information for Amazon Ember 4-Series (2025 Release), Product Specifications: 43 inch 4K43N402, 50 inch 4K50N402, 55 inch 4K55N402. The same page lists electrical ratings of 100, 135 and 150 W. Those are mains ratings, not maximum operating power, and are not stored.
43UA7500ZUA, 50UA7500ZUA, 55UA7500ZUA, 65UA7500ZUA1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Model 43UA7500ZUA, 50UA7500ZUA, 55UA7500ZUA, 65UA7500ZUA, one page per size. The 75 and 86 inch models are not covered.
GTIN / EAN
Not available
195174111062, 1951741110865Retailer pagethetvoutlet.com/products/lg-55-inch-class-lg-uhd-ai-ua75-4k-smart-tv-2025Read 15 October 2026General: UPC 195174111062 for the 55 inch US model. The LG Canada EAN for 55UA7500ZUA is 195174113196 and is not stored.6Retailer pagethetvoutlet.com/products/lg-65-inch-class-lg-uhd-ai-ua75-4k-smart-tv-2025Read 15 October 2026General: UPC 195174111086 for the 65 inch US model
Announced
30 September 20257Press articleaftvnews.com/amazon-announces-new-fire-tv-omni-qled-4-series-and-2-series-smart-tvsRead 14 October 2026AFTVnews, posted 2025-09-30, on Amazon's devices event announcement.
Not available
Status
Available1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026The page is live and marked newest model, with a Buy box for US delivery.
Available1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Product page ACTIVE and listed for sale on LG Canada. US retailers sell the same model numbers.
Predecessor
Not available
Not available
Successor
Not available
Not available
Launch price (US)
$459.997Press articleaftvnews.com/amazon-announces-new-fire-tv-omni-qled-4-series-and-2-series-smart-tvsRead 14 October 2026AFTVnews: 43 inch $329.99, 50 inch $399.99, 55 inch $459.99. The 2024 refresh listed the same prices, so the figures may be carried over. Tom's Guide also says the 43 and 55 inch launched at $329 and $459. US price, no tax.
Not available
Launch price (EU)
Not available
Not available
Markets
US1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Amazon.com listing. Amazon's UK listings use different SKUs ending in U, which are not covered.
US, CA1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026LG Canada sells 43UA7500ZUA to 86UA7500ZUA. The ZUA model code is also the US code, see the US dealer page.5Retailer pagethetvoutlet.com/products/lg-55-inch-class-lg-uhd-ai-ua75-4k-smart-tv-2025Read 15 October 2026US dealer lists SKU 55UA7500ZUA-OB with a US UPC and a US one year warranty. LG US sells the series as 55UA7500ZUA.AUS.
Colours
Not available
Not available
Segment
Standard1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Sold as the standard 4K LED line, below the QLED, Mini-LED and Artline series.
Standard1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Entry 4K UHD line, not an art or outdoor TV.
Model year
20251Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026The page's comparison table gives Release Year 2025 for the 4-Series.4Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026Release year row: 2025.
20251Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Page: 2025 in the model name and the comparison table

Display

2 of 7 differ
Screen size class
55in(139.7 cm)3Maker product pageamazon.com/dp/B0DFNFX2K7Read 14 October 2026Size selector on the 55 inch page: 55-inch. The 55 inch is the reference size because Amazon publishes no with-stand size for it, and the other sizes then supply their own.
55in(139.7 cm)1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 202655 inch reference page
Sizes covered
43, 50, 55in1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Size selector offers 43, 50 and 55 inch.2Maker product pageamazon.com/dp/B0DFNTKTYNRead 14 October 2026The 50 inch page, ASIN B0DFNTKTYN, shows the same Technical Details as the 43 inch page.3Maker product pageamazon.com/dp/B0DFNFX2K7Read 14 October 2026The 55 inch page lists the same 43, 50 and 55 inch sizes.
43, 50, 55, 65in1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Covered sizes 43, 50, 55 and 65. The 75 and 86 inch models state Bluetooth v5.1 and two USB ports, while 43 to 65 inch state Bluetooth v5.0 and one USB port. Those fields are not per size, so 75 and 86 are left out. LG says its Slim Design applies to 65, 55, 50 and 43 inch.
Viewable size
54.6in(138.7 cm)10Reviewtrustedreviews.com/reviews/amazon-fire-tv-4-series-4k55n402uRead 14 October 2026Spec table: Screen Size 54.6 inches for the reviewed 55 inch. The review covers the UK model 4K55N402U, which has the same Amazon size and weight figures as the US model for the 43 inch.
Not available
Native resolution
3840 × 2160px1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Technical Details: Resolution 3840 x 2160, 4K UHD.
3840 × 2160px1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026
Pixel density (size class)
80.1ppi
80.1ppi
Screen surface
Not available
Not available
Anti-reflection coating
Not available
Not available

Panel

2 of 14 differ
Display type
LED1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Technical Details and comparison table: Display type LED, backlight Direct LED.
LED1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Display Type: 4K UHD with Backlight Type: Direct. An LCD with an LED backlight and no quantum dot or mini LED claim.
Display type (as published)
LED1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Comparison table row Display type: LED.
4K UHD1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Spec table: Display Type: 4K UHD
Panel type
Not available
Not available
Backlight
Direct-lit LED1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Technical Details: Backlight type Direct LED.
Direct-lit LED1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Backlight Type: Direct
Local dimming
No3Maker product pageamazon.com/dp/B0DFNFX2K7Read 14 October 2026Comparison table row Full array local dimming is blank for the 4-Series, while the QLED and Mini-LED rows say it varies by size. Tom's Guide also says the 4-Series lacks full-array local dimming.
Not available
Local dimming zones
Not available
Not available
Panel maker
Not available
Not available
Panel generation
Not available
Not available
Subpixel layout
Not available
Not available
Native colour depth
Not available
Not available
Native panel refresh rate
60Hz1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Technical Details: Refresh rate 60Hz.4Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026Resolution and refresh rates row: 3840 x 2160 - 60 Hz.
60Hz1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Refresh Rate: 60Hz Native
DCI-P3 coverage (claimed)
Not available
Not available
Rec. 2020 coverage (claimed)
Not available
Not available
Peak HDR brightness (claimed)
Not available
Not available

HDR and picture

3 of 8 differ
HDR formats
HDR10, HDR10+, HLG1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Technical Details: HDR10+, HDR10, HLG. No Dolby Vision.4Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026Display row: HDR10, HDR10+ and HLG.
HDR10, HLG1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026HDR (High Dynamic Range): HDR10 / HLG. HDR10 Pro is LG marketing for HDR10 processing and is not stored as a separate format.
Filmmaker Mode
Yes10Reviewtrustedreviews.com/reviews/amazon-fire-tv-4-series-4k55n402uRead 14 October 2026The feature list names Filmmaker Mode: picture quality in line with creator's intent.
Yes1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026FILMMAKER MODE: Yes. The comparison table shows plain FILMMAKER MODE for UA75, not Ambient FILMMAKER MODE.
HGiG
Not available
Yes1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026HGIG Mode: Yes
Picture processor
Not available
α7 AI Processor 4K Gen81Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Picture Processor: α7 AI Processor 4K Gen8
Motion interpolation
Not available
Not available
Black frame insertion
Not available
Not available
Ambient light sensor
Not available
Not available
Calibration software
Not available
Not available

Motion and gaming

2 of 10 differ
Maximum accepted refresh rate per resolution and input
AAmazon Fire TV 4-Series (2025)
Maximum accepted refresh rate per resolution and input. The top rate is in bold.
ResolutionHDMI
3840 × 2160Native60Hz
Source1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Technical Details: 3840 x 2160 at 60Hz. The developer page lists no other resolution. Only 4K is stored.4Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026Resolution and refresh rates row: 3840 x 2160 - 60 Hz. No other resolution is listed.
BLG UA75
Maximum accepted refresh rate per resolution and input. The top rate is in bold.
ResolutionHDMI
3840 × 2160Native60Hz
Source1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Refresh Rate: 60Hz Native. 120Hz Native (VRR 120Hz): Yes (Up to 60Hz). So 4K accepts up to 60 Hz. HDMI version not stored because LG sources disagree.
Maximum accepted refresh rate
60Hz
60Hz
Maximum accepted refresh rate at 4K
60Hz
60Hz
Adaptive sync
Not available
HDMI VRR1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026VRR: Yes (Up to 60Hz) in the spec table. The US dealer copy of LG text also names FreeSync, which is not in the LG Canada table.
VRR range per input
Not available
Not available
Low framerate compensation
Not available
Not available
Dolby Vision gaming
Not available
Not available
Auto game mode (ALLM)
Yes10Reviewtrustedreviews.com/reviews/amazon-fire-tv-4-series-4k55n402uRead 14 October 2026Gaming section: There's ALLM but no mention of VRR. Another review (DigitalCritic) says ALLM and VRR are not confirmed, which is not a denial.
Yes1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026ALLM (Auto Low Latency Mode): Yes
Game menu features
Not available
Game Optimizer, Game Dashboard1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Game Optimizer: Yes (Game Dashboard)
Input lag (claimed)
Not available
Not available

Measured

4 of 25 differ
Input lag (measured)
AAmazon Fire TV 4-Series (2025)
InputInput lag (ms)
HDMI13.2
Source11Measurementtrustedreviews.com/reviews/amazon-fire-tv-4-series-4k55n402uRead 14 October 2026Reviewer measured input lag over HDMI at 13.2 ms on the UK 55 inch 4K55N402U. Signal resolution, refresh rate, HDR and picture mode are not stated, so the row has only the input. Tom's Guide reports 13 ms with a Leo Bodnar 4K tester.
BLG UA75
Not available
Input lag at 4K 60 Hz (measured)
Not available
Not available
Input lag at 4K 120 Hz (measured)
Not available
Not available
Input lag at 4K 144 Hz (measured)
Not available
Not available
SDR brightness in a real scene (measured)
Not available
Not available
HDR brightness in a real scene (measured)
Not available
Not available
HDR brightness per window (measured)
AAmazon Fire TV 4-Series (2025)
WindowBrightness (nits)
10%287
Source9Measurementtomsguide.com/tvs/amazon-ember-4-series-reviewRead 14 October 2026Test results table: HDR brightness (10%) 287 nits. Tom's Guide lab with a Jeti SpectraVal 1501-HiRes, Klein K10-A and Calman. The review does not state the tested size, picture mode or sustained time. The text mentions a Freely button on the remote, so the unit is probably the UK model. SDR 10% reads 304 nits and is not stored. Trusted Reviews measured 340 nits at 10% but does not say whether that was HDR, so it is not stored.
BLG UA75
Not available
HDR peak brightness (measured)
287nits
Not available
Full-screen HDR brightness (measured)
Not available
Not available
Contrast ratio (measured)
Not available
Not available
Contrast with local dimming (measured)
Not available
Not available
Infinite contrast (measured)
Not available
Not available
DCI-P3 coverage (measured)
Not available
Not available
Rec. 2020 coverage (measured)
70.13%9Measurementtomsguide.com/tvs/amazon-ember-4-series-reviewRead 14 October 2026Test results table: Rec. 2020 gamut coverage 70.13%. UHDA-P3 94.10% and Rec. 709 99.3% are not stored as DCI-P3. Size and mode are not stated. The table also gives Delta-E 7.1, which is not stored because the picture mode is not stated and other TVs in the catalog report their best mode.
Not available
Colour volume at 1,000 nits (measured)
Not available
Not available
Colour volume at 10,000 nits (measured)
Not available
Not available
Colour accuracy (measured Delta E)
Not available
Not available
Gray uniformity deviation (measured)
Not available
Not available
Colour shift angle (measured)
Not available
Not available
Reflections (measured)
Not available
Not available
Total pixel response time (measured)
Not available
Not available
PWM flicker frequency (measured)
Not available
Not available
VRR range (measured)
Not available
Not available
4:4:4 chroma (measured)
Not available
Not available
Power use SDR (measured)
Not available
Not available

Smart platform

11 of 12 differ
Smart platform
Fire TV1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Title and bullets: Fire TV. Technical Details OS: Fire OS.
webOS1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Operating System (OS): webOS 25
OS at launch
Not available
webOS 251Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Operating System (OS): webOS 25
Latest OS
Fire OS 84Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026OS version row: Fire OS 8, based on Android 11 (API level 30). The page is read live, so this is the current base OS on the access date.
Not available
OS upgrade support period
Not available
Not available
Chipset
Amlogic T963D4Z4Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026Processor (SoC) row: AML T963D4Z, 4x CA55 at 1.9 GHz, Mali-G57 MC1.
Not available
RAM
2.5GB4Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026Memory (RAM) row: 2.5 GB.
Not available
Total internal storage
16GB4Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026Storage row: 16 GB.
Not available
Voice assistants
Alexa, Alexa+1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Bullets: press the voice remote button and talk to find shows with Alexa+. Technical Details name Alexa.4Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026Near-field Alexa control through the remote mic button: supported.
Not available
Hands-free microphone
No4Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026Mic row: Not Supported. Far-field Alexa control is supported only through a linked Echo device. The Amazon page's hands-free wording refers to that Echo link.
Not available
Casting
Miracast4Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026Miracast (display mirroring with Fire tablet): Supported. AirPlay is on the Amazon page but its version is not stated, so it is not stored.
AirPlay 2, Chromecast built-in1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Works with Apple Airplay: Yes. Google Cast: Yes. The comparison table: Apple Airplay 2 and Google Cast: Yes.5Retailer pagethetvoutlet.com/products/lg-55-inch-class-lg-uhd-ai-ua75-4k-smart-tv-2025Read 15 October 2026Works with Apple Airplay2: Yes. Google Cast built-in: Yes.
Smart home
Alexa1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Bullet: manage your smart home with Alexa+.
Matter, HomeKit, Google Home, Alexa, ThinQ1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Google Home / Hub: Yes. LG ThinQ: Yes. Works with Apple Home: Yes. Matter and Alexa from the US dealer copy of the LG spec table.5Retailer pagethetvoutlet.com/products/lg-55-inch-class-lg-uhd-ai-ua75-4k-smart-tv-2025Read 15 October 2026Matter: Yes. Works with Amazon Alexa: Yes. Works with Apple Home: Yes. Works with Hey Google: Yes. ThinQ Smart Technology: Yes. Dealer copy of the LG US spec table.
Art or ambient mode
Yes1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Page title and bullets: Ambient Experience shows art on the display. The comparison table lists Fire TV Ambient Experience for the 4-Series.
Not available

Tuners

1 of 6 differ
Tuners
ATSC 1.05Owner's manualamazon.com/gp/help/customer/display.htmlRead 14 October 2026The guide says to connect an external antenna to the TV's antenna port to watch broadcast TV. Broadcast TV in the US is ATSC 1.0. Consumer Reports lists an ATSC 1.0 tuner for the 4K43N402 (read through a search excerpt, the page is behind a membership wall). The guide does not name ATSC.
ATSC 1.0, Clear QAM, Analog1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Analog TV Reception: Yes. Digital TV Reception: ATSC1.0 (Terrestrial), QAM (Cable). QAM is stored as Clear QAM.
Tuners per broadcast standard
Not available
Not available
Antenna inputs
AAmazon Fire TV 4-Series (2025)
TypeCount
Terrestrial and cable1
Source4Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026Connectors row: 1 RF Input.5Owner's manualamazon.com/gp/help/customer/display.htmlRead 14 October 2026Back ports: Antenna/Cable port.
BLG UA75
TypeCount
Terrestrial and cable1
Source1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026RF Input (Antenna/Cable): 1ea
CI+ slot
Not available
Not available
Record to USB
Not available
Not available
Broadcast platforms
Not available
Not available

Audio

5 of 9 differ
Physical speaker channels
2.08Reviewtomsguide.com/tvs/amazon-ember-4-series-reviewRead 14 October 2026Spec table: Audio 2.0 channel. The review says two 10W speakers.
2.01Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Speaker System: 2.0 channel
Physical speaker drivers
21Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Technical Details Audio power: 10W + 10W, so two speakers.4Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026Speakers row: 10W+10W Speaker.
Not available
Total built-in speaker power
20W1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Audio power 10W +10W. The total is the exact sum.4Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026Speakers row: 10W+10W. Sum of the two speakers.
20W1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Audio Output: 20W
Built-in subwoofer
Not available
Not available
Up-firing speakers
Not available
No1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Speaker Direction: Down Firing
Audio formats
Dolby Digital Plus1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Technical Details Audio support: Dolby Digital Plus with passthrough of Dolby-encoded audio.4Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026Dolby Audio: AC3 and EAC3 pass through. The Amazon page words it as Dolby Digital Plus with passthrough of Dolby-encoded audio.
AC-4, Dolby Digital, Dolby Digital Plus, HE-AAC, AAC, MP2, MP3, PCM1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Audio Codec: AC4, AC3(Dolby Digital), EAC3, HE-AAC, AAC, MP2, MP3, PCM, apt-X. AC3 is Dolby Digital and EAC3 is Dolby Digital Plus. apt-X is a Bluetooth codec and is not stored. Dolby Atmos: No in the comparison table.
eARC passthrough
Not available
Not available
Audio features
Dolby Audio, Dialogue Boost1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Page text: Equipped with Dolby Audio. Dialogue Boost comes from the developer page.4Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026The page names Dialogue Boost as a 2025 addition.
α7 AI Sound Pro (Virtual 9.1.2 Up-mix), WOW Orchestra, LG Sound Sync, Clear Voice Pro, Bluetooth Surround Ready1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Audio section: AI Sound α7 AI Sound Pro (Virtual 9.1.2 Up-mix), WOW Orchestra, LG Sound Sync, Clear Voice Pro, Bluetooth Surround Ready (2 Way Playback). Virtual up-mix is processing, not drivers.
Bluetooth headphones
Yes1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Accessibility text: you can listen to Amazon Fire TV with compatible Bluetooth headphones.
Not available

Connectivity

10 of 14 differ
Video inputs
AAmazon Fire TV 4-Series (2025)
TypePortVersionCountMax refresh rate at 4K (Hz)eARC
HDMIHDMI 2.02.0360Not available
HDMIHDMI eARC2.1160Yes
Source1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Technical Details HDMI ports: 3 HDMI 2.0 + 1 HDMI 2.1 with eARC. Listed output is 3840 x 2160 at 60 Hz, so max_hz_4k is 60 on all four ports. Port bandwidth and labels are not published.4Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026Connectors row: 4 HDMI (1 HDMI 2.1 with eARC, 3 HDMI 2.0). Resolution and refresh rates: 3840 x 2160 at 60 Hz.5Owner's manualamazon.com/gp/help/customer/display.htmlRead 14 October 2026Back ports: HDMI 2.1 eARC port and HDMI 2.0 ports. The 4-Series has three HDMI 2.0 ports.
BLG UA75
TypePortCountMax refresh rate at 4K (Hz)eARC
HDMIHDMI 1160Not available
HDMIHDMI 2160Yes
HDMIHDMI 3160Not available
Source1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026HDMI Input: 3ea (supports eARC, ALLM). HDMI Audio Return Channel: eARC (HDMI 2). The comparison table says HDMI 2.0 - 3ea, but LG US marketing text says three HDMI 2.1 ports, so the version is left out. The 4K rate follows the 60Hz native panel.
HDMI ports
4
3
HDMI ports with 4K 120 Hz
0
0
Highest HDMI version
2.1
Not available
Maximum HDMI link bandwidth
Not available
Not available
HDMI features
ALLM, eARC1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026HDMI 2.1 with eARC. ALLM comes from the Trusted Reviews entry.10Reviewtrustedreviews.com/reviews/amazon-fire-tv-4-series-4k55n402uRead 14 October 2026HDMI 2.1 port lists eARC and ALLM.
ALLM, VRR, eARC, CEC1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026HDMI Input: supports eARC, ALLM. VRR: Yes. Simplink (HDMI CEC): Yes5Retailer pagethetvoutlet.com/products/lg-55-inch-class-lg-uhd-ai-ua75-4k-smart-tv-2025Read 15 October 2026HDMI Input: 3ea (supports eARC, ALLM). Simplink (HDMI CEC): Yes
USB peripheral ports
AAmazon Fire TV 4-Series (2025)
ConnectorUSB versionCount
USB-A3.01
Source1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Technical Details USB: 1 USB 3.0. The connector shape is from the setup guide (USB-A).4Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026Connectors row: 1 USB 3.0.5Owner's manualamazon.com/gp/help/customer/display.htmlRead 14 October 2026Back ports: USB-A.
BLG UA75
USB versionCount
2.01
Source1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026USB Input: 1ea (v 2.0) on 43 to 65 inch. Connector type not published.5Retailer pagethetvoutlet.com/products/lg-55-inch-class-lg-uhd-ai-ua75-4k-smart-tv-2025Read 15 October 2026USB Input: 1ea (v 2.0)
Ethernet speed
100Mbps4Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026Ethernet row: 10/100 Mbps, stored as 0.1.
Not available
Wi-Fi
Wi-Fi 61Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Technical Details: Wi-Fi 6 + 1 Ethernet port.4Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026Wifi row: 802.11ax 1T1R, WiFi 6.
Wi-Fi 51Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Wi-Fi: Yes (Wi-Fi 5)
Wi-Fi bands
2.4 GHz, 5 GHz4Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026Wifi row: 2.4GHz and 5GHz.
Not available
Bluetooth
5.44Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026Bluetooth row: Bluetooth 5.4 (BLE supported).
5.01Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Bluetooth Support: Yes (v 5.0) for 43, 50, 55 and 65 inch. The comparison table gives v5.1 for 75 and 86 inch.5Retailer pagethetvoutlet.com/products/lg-55-inch-class-lg-uhd-ai-ua75-4k-smart-tv-2025Read 15 October 2026Bluetooth Support: Yes (v 5.0)
Optical out
Yes1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Technical Details: 1 Digital Optical Audio Port.4Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026Connectors row: 1 SPDIF Digital Audio Output Optical.
Yes1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026SPDIF (Optical Digital Audio Out): 1ea
Headphone out
Yes4Maker product pagedeveloper.amazon.com/docs/device-specs/device-specifications-fire-tv-edition-smart-tv-na.htmlRead 14 October 2026Connectors row: 1 Audio Output Headphone.
Not available
Included connection box
Not available
Not available

Remote

4 of 5 differ
Remote control
Yes1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026In the box: Alexa Voice Remote Enhanced.
Yes1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Accessories Included: Remote: Standard Remote
Remote connection
Bluetooth1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Remote table on the page: Alexa Voice Remote Enhanced, Technology Bluetooth 5.0. An IR path for TV power and volume is not stated, so only Bluetooth is stored.
Not available
Remote power
AAA batteries1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Remote table: Batteries 2 AAA required (included).
Not available
Voice button on remote
Yes1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Page: press the voice remote button and talk to Alexa.
Not available
Pointer remote
Not available
No1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Magic Remote Control: Ready (requires Magic Remote). The included remote is the Standard Remote.

Stand and mounting

4 of 9 differ
Stand
Feet5Owner's manualamazon.com/gp/help/customer/display.htmlRead 14 October 2026Install the TV stand: screw both stand legs into the bottom of the TV.
Feet1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026TV Stand (WxD): 1086 x 230 mm for 55 inch. Two-foot stand.
Stand installation positions
Not available
Not available
Stand height adjustment
Not available
Not available
Space under the screen
Not available
Not available
Distance between feet
Not available
Not available
Stand footprint
Not available
Width1,086Depth230mm(42.8 × 9.1 in)1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026TV Stand (WxD) per size2Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/43ua7500zuaRead 15 October 2026TV Stand (WxD): 892 x 200 mm3Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/50ua7500zuaRead 15 October 2026TV Stand (WxD): 941 x 230 mm4Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/65ua7500zuaRead 15 October 2026TV Stand (WxD): 1217 x 269 mm
VESA mount
300 x 3001Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Technical Details VESA Wall Mount Standard: 300 mm x 300 mm for the 43 and 50 inch. The setup guide gives the same for all three sizes.5Owner's manualamazon.com/gp/help/customer/display.htmlRead 14 October 2026Compatible VESA wall mount patterns: Ember 4-Series (43, 50, 55 inch) 300 mm x 300 mm.
Not available
VESA screw
M65Owner's manualamazon.com/gp/help/customer/display.htmlRead 14 October 2026Compatible screws: Type M6, 12 mm length.
Not available
Wall mount included
No5Owner's manualamazon.com/gp/help/customer/display.htmlRead 14 October 2026Parts list: TV wall mounts (sold separately).
Not available

OLED care

None of 3 known
OLED care
Not available
Not available
Burn-in covered by warranty
Not available
Not available
Burn-in warranty length
Not available
Not available

Dimensions and weight

4 of 5 differ
Dimensions with stand
Not available
Width1,236Height780Depth230mm(48.7 × 30.7 × 9.1 in)1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026TV Dimensions with Stand (WxHxD), mm2Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/43ua7500zuaRead 15 October 2026968 x 621 x 200 mm3Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/50ua7500zuaRead 15 October 20261122 x 718 x 230 mm4Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/65ua7500zuaRead 15 October 20261455 x 904 x 269 mm
Dimensions without stand
Width1,226.82Height716.28Depth81.28mm(48.3 × 28.2 × 3.2 in)8Reviewtomsguide.com/tvs/amazon-ember-4-series-reviewRead 14 October 2026Spec table, 55: 48.3 in x 28.2 in x 3.2 in without stand. Converted exactly. The 43 and 50 inch rows match Amazon within 0.1 in, so the table follows Amazon's sheet. Amazon does not publish the 55 inch figure.
Width1,236Height718Depth67.9mm(48.7 × 28.3 × 2.7 in)1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026TV Dimensions without Stand (WxHxD), mm2Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/43ua7500zuaRead 15 October 2026968 x 567 x 67.9 mm3Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/50ua7500zuaRead 15 October 20261122 x 654 x 67.9 mm4Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/65ua7500zuaRead 15 October 20261455 x 841 x 67.9 mm
Thinnest depth
Not available
Not available
Weight with stand
Not available
11.6kg(25.6 lb)1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026TV Weight with Stand, kg2Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/43ua7500zuaRead 15 October 20267.4 kg3Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/50ua7500zuaRead 15 October 20269.5 kg4Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/65ua7500zuaRead 15 October 202616.7 kg
Weight without stand
9.8kg(21.6 lb)8Reviewtomsguide.com/tvs/amazon-ember-4-series-reviewRead 14 October 2026Spec table, 55: 21.6 lbs without stand, converted and rounded to 0.01 kg. A listing on a database site reads 9.75 kg, a 0.05 kg difference.
11.5kg(25.4 lb)1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026TV Weight without Stand, kg2Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/43ua7500zuaRead 15 October 20267.3 kg3Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/50ua7500zuaRead 15 October 20269.4 kg4Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/65ua7500zuaRead 15 October 202616.5 kg

Power

2 of 10 differ
Power supply
Internal5Owner's manualamazon.com/gp/help/customer/display.htmlRead 14 October 2026Plug the power cord into the TV's power (AC-in) port. The TV has no external adapter.
Not available
On-mode power in SDR (EU label)
Not available
Not available
On-mode power in HDR (EU label)
Not available
Not available
Maximum operating power
Not available
Not available
Standby power
Not available
0.5W1Maker product pagelg.com/ca_en/tv-soundbars/4k-uhd-tvs/55ua7500zuaRead 15 October 2026Standby Power Consumption: Under 0.5W
Networked standby
Not available
Not available
EU energy class SDR
Not available
Not available
EU energy class HDR
Not available
Not available
Energy per 1000 h SDR
Not available
Not available
Energy per 1000 h HDR
Not available
Not available

Certifications

None of 3 known
Picture certifications
Not available
Not available
ENERGY STAR
Not available
Not available
Other certifications
Not available
Not available

In the box

1 of 1 differ
In the box
Amazon Ember 4-Series TV, Alexa Voice Remote Enhanced, TV stand (2 legs, 4 screws), Power cord, 2 AAA batteries, Quick Start Guide1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Included in the box: Amazon Ember 4-Series TV, Alexa Voice Remote Enhanced, TV stand (2 legs, 4 screws), power cord, 2 AAA batteries, Quick Start Guide.
Stand, Remote, Remote control battery, Power cable, Quick Start Guide, E-Manual5Retailer pagethetvoutlet.com/products/lg-55-inch-class-lg-uhd-ai-ua75-4k-smart-tv-2025Read 15 October 2026Accessories Included: E-Manual, Power Cable, Quick Start Guide, Remote, Remote Control Battery, Stand

Warranty

0 of 1 differ
Manufacturer warranty (source market)
1year1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Warranty and service row: 1-year limited warranty.
1year5Retailer pagethetvoutlet.com/products/lg-55-inch-class-lg-uhd-ai-ua75-4k-smart-tv-2025Read 15 October 2026Warranty: Limited Warranty - 1 Year Parts & Labor (US)

Both are also in the API. Back to all TVs.