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Amazon Fire TV 4-Series (2025) vs onn. 4K UHD Powered by VIZIO Smart TV

Product A: Amazon

Fire TV 4-Series (2025)

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Product B: onn.

4K UHD Powered by VIZIO Smart TV

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46 of 151 fields differ

Download CSVDownload JSON
  • 18 different values
  • 28 known for one only
  • 27 the same
  • 78 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
B8.39kg

All 159 fields

Every value links to where we found it.

AAmazon Fire TV 4-Series (2025)
Bonn. 4K UHD Powered by VIZIO Smart TV

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.
4K UHD Powered by VIZIO1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Sheet title: 55 inch 4K UHD Powered by VIZIO Smart TV. The 43, 50, 70 and 85 inch sheets say 4K UHD HDR10+ in the title.
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.
43S4V1, 50S4V1, 55S4V1, 70S4V1, 85S4V11Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Sheet header: MODEL 55S4V1.2Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_159033_Onn%20Vizio%2043in%204K%20UHD%20HDR10%20TV_SpecSheet.pdfRead 21 October 2026Sheet header: MODEL 43S4V1.3Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_159112_Onn%20Vizio%2050in%204K%20UHD%20HDR10%20TV_SpecSheet.pdfRead 21 October 2026Sheet header: MODEL 50S4V1.4Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/70S4V1_Spec_Sheet.pdfRead 21 October 2026Sheet header: MODEL 70S4V1.5Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/85S4V1_Spec_Sheet.pdfRead 21 October 2026Sheet header: MODEL 85S4V1.
GTIN / EAN
Not available
194346006151, 194346143887, 194346143894, 194346006120, 1943460061371Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026UPC 194346143894 for 55S4V1.2Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_159033_Onn%20Vizio%2043in%204K%20UHD%20HDR10%20TV_SpecSheet.pdfRead 21 October 2026UPC 194346006151 for 43S4V1.3Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_159112_Onn%20Vizio%2050in%204K%20UHD%20HDR10%20TV_SpecSheet.pdfRead 21 October 2026UPC 194346143887 for 50S4V1.4Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/70S4V1_Spec_Sheet.pdfRead 21 October 2026UPC 194346006120 for 70S4V1.5Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/85S4V1_Spec_Sheet.pdfRead 21 October 2026UPC 194346006137 for 85S4V1.
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.
Available11Retailer pagewalmart.com/ip/Onn-55-4K-UHD-POWERED-BY-nbsp-VIZIO-nbsp-TV/16112057713Read 16 October 2026Walmart sells the 55S4V1 as onn 55 in Class 4K UHD Smart Television Powered by VIZIO. The listing shows a current price and, in places, out of stock. Read as search results because the page shows a human check to direct requests.
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.
US11Retailer pagewalmart.com/ip/Onn-55-4K-UHD-POWERED-BY-nbsp-VIZIO-nbsp-TV/16112057713Read 16 October 2026US retailer. A Walmart account is required for smart TV functions.
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 spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Budget 4K line sold by Walmart.
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.
Not available

Display

1 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 spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 202655S4V1 is the reference size. It is the best-selling size on Walmart.
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, 70, 85in1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026The five sizes with a maker sheet: 43, 50, 55, 70 and 85 inch. The 65S4V4 and 75S4V4 sold on Walmart have no maker sheet or support page on onntvsupport.com, and their V4 suffix may mean other hardware, so they are not covered.
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.
54.6in(138.7 cm)1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Screen Size (measured diagonally) 54.6 in.2Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_159033_Onn%20Vizio%2043in%204K%20UHD%20HDR10%20TV_SpecSheet.pdfRead 21 October 2026Screen Size (measured diagonally) 42.5 in.3Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_159112_Onn%20Vizio%2050in%204K%20UHD%20HDR10%20TV_SpecSheet.pdfRead 21 October 2026Screen Size (measured diagonally) 49.5 in.4Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/70S4V1_Spec_Sheet.pdfRead 21 October 2026Screen Size (measured diagonally) 69.5 in.5Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/85S4V1_Spec_Sheet.pdfRead 21 October 2026Screen Size (measured diagonally) 84.5 in.
Native resolution
3840 × 2160px1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Technical Details: Resolution 3840 x 2160, 4K UHD.
3840 × 2160px1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Resolution 3840 x 2160.
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 spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Display Type DLED. The sheet names no quantum dot layer.
Display type (as published)
LED1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Comparison table row Display type: LED.
DLED1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Display Type DLED.
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 spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Display Type DLED, read as direct-lit LED as the maker's wording DLED means direct LED. A Walmart deal article for the 75S4V4 also says direct lit. The sheet names no local dimming, so local dimming is not stored.
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 spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Refresh Rate 60Hz.
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

2 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.
Dolby Vision, HDR10+1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026HDR (High Dynamic Range) Dolby Vision, HDR10+. HDR10 and HLG are not listed on the sheet.
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.
Not available
HGiG
Not available
Not available
Picture processor
Not available
Not available
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

1 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.
Bonn. 4K UHD Powered by VIZIO Smart TV
Maximum accepted refresh rate per resolution and input. The top rate is in bold.
ResolutionHDMI
3840 × 2160Native60Hz
Source1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Only 3840 x 2160 at 60 Hz is stored, from the 60 Hz panel. No higher accepted mode is published.
Maximum accepted refresh rate
60Hz
60Hz
Maximum accepted refresh rate at 4K
60Hz
60Hz
Adaptive sync
Not available
Not available
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.
Not available
Game menu features
Not available
Not available
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.
Bonn. 4K UHD Powered by VIZIO Smart TV
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.
Bonn. 4K UHD Powered by VIZIO Smart TV
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

10 of 12 differ
Smart platform
Fire TV1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Title and bullets: Fire TV. Technical Details OS: Fire OS.
VIZIO OS1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Smart Platform VIZIO OS.
OS at launch
Not available
Not available
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.
Chromecast built-in, AirPlay 21Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Works With row: Apple AirPlay, Apple Home, Google Home. Screen Mirroring YES. The sheet does not say AirPlay 2 or Chromecast, so the operating system manual is the source for the list.7Owner's manualroku.onntvsupport.com/sites/default/files/products/docs/onn_Vizio_User_Manual.pdfRead 21 October 2026Troubleshooting page, How do I stream apps like Netflix to my Smart TV: "You can also use Apple AirPlay 2 or Chromecast built-in to stream content from your device directly to your TV." The manual covers the VIZIO OS on onn. Powered by VIZIO TVs and is not a per-size spec table.
Smart home
Alexa1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Bullet: manage your smart home with Alexa+.
HomeKit, Google Home, Alexa1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Works With Apple AirPlay, Apple Home, Google Home. Amazon Alexa comes from the Walmart listing. The AirPlay generation and Google Cast are not stated on the sheet, so casting is not stored.11Retailer pagewalmart.com/ip/Onn-55-4K-UHD-POWERED-BY-nbsp-VIZIO-nbsp-TV/16112057713Read 16 October 2026Listing text: works with Apple Home, Amazon Alexa and Google Home.
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, Analog1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Analog/Digital TV Tuner YES. The sheet does not name ATSC or clear QAM. ATSC is the US digital standard and this is a US model.
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.
Bonn. 4K UHD Powered by VIZIO Smart TV
TypeCount
Terrestrial and cable1
Source1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Coaxial/Cable YES. The count is not stated. The Quick Start Guide shows one coaxial port.8Owner's manualroku.onntvsupport.com/sites/default/files/products/docs/ON26_Vizio_271650%20-%20Onn%20Powered%20by%20VIZIO%20QSG%20Update%20-%20New%20Remote_4K.pdfRead 16 October 2026Connecting devices page: one coaxial port for antenna or cable.
CI+ slot
Not available
Not available
Record to USB
Not available
Not available
Broadcast platforms
Not available
Not available

Audio

4 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.
Not available
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.
21Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Speakers 2 x 8W.
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.
16W1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 20262 x 8W, summed to 16 W. The sheet gives no total.
Built-in subwoofer
Not available
Not available
Up-firing speakers
Not available
Not available
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.
Dolby Audio (formats not named), DTS:X1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Audio Processing Dolby Audio, DTS:X, DTS:Virtual X. Dolby Audio is stored as the maker lists it without naming Dolby formats.
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.
DTS Virtual:X1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Audio Processing lists DTS:Virtual X.
Bluetooth headphones
Yes1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Accessibility text: you can listen to Amazon Fire TV with compatible Bluetooth headphones.
Yes7Owner's manualroku.onntvsupport.com/sites/default/files/products/docs/onn_Vizio_User_Manual.pdfRead 21 October 2026Pairing Bluetooth Headphones page: select the headphones in the Bluetooth menu. The sheet lists Bluetooth Support YES. The Bluetooth version is not stated.

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.
Bonn. 4K UHD Powered by VIZIO Smart TV
TypeCountMax refresh rate at 4K (Hz)
HDMI360
Source1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026HDMI 3. eARC is not placed on a port on the 55 inch sheet. Component, composite and audio-in rows read NO. The accepted 4K rate of 60 Hz follows from the 60 Hz panel. The HDMI version and bandwidth are not published.2Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_159033_Onn%20Vizio%2043in%204K%20UHD%20HDR10%20TV_SpecSheet.pdfRead 21 October 2026HDMI 3 and HDMI Audio Return Channel (eARC) Yes, eARC on HDMI 1. The accepted 4K rate of 60 Hz follows from the 60 Hz panel. The HDMI version and bandwidth are not published.3Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_159112_Onn%20Vizio%2050in%204K%20UHD%20HDR10%20TV_SpecSheet.pdfRead 21 October 2026HDMI 3 and HDMI Audio Return Channel (eARC) Yes, eARC on HDMI 1. The accepted 4K rate of 60 Hz follows from the 60 Hz panel. The HDMI version and bandwidth are not published.4Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/70S4V1_Spec_Sheet.pdfRead 21 October 2026HDMI 3 and HDMI Audio Return Channel (eARC) Yes, eARC on HDMI 1. The accepted 4K rate of 60 Hz follows from the 60 Hz panel. The HDMI version and bandwidth are not published.5Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/85S4V1_Spec_Sheet.pdfRead 21 October 2026HDMI 3 and HDMI Audio Return Channel (eARC) Yes, eARC on HDMI 1. The accepted 4K rate of 60 Hz follows from the 60 Hz panel. The HDMI version and bandwidth are not published.
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.
eARC1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026HDMI Audio Return Channel (eARC) YES. ALLM, VRR and CEC are not listed.
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.
Bonn. 4K UHD Powered by VIZIO Smart TV
Count
1
Source1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026USB 1. Connector and version are not stated.
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.
Not available
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).
Not available
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 spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Digital Audio Output 1 (Optical).
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.
No1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Headphone Output NO.
Included connection box
Not available
Not available

Remote

1 of 5 differ
Remote control
Yes1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026In the box: Alexa Voice Remote Enhanced.
Yes1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Included in the box: Voice Remote with AAA Batteries (2).
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).
AAA batteries1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Voice Remote with AAA Batteries (2).8Owner's manualroku.onntvsupport.com/sites/default/files/products/docs/ON26_Vizio_271650%20-%20Onn%20Powered%20by%20VIZIO%20QSG%20Update%20-%20New%20Remote_4K.pdfRead 16 October 2026Overview page: 2 x AAA batteries for the remote.
Voice button on remote
Yes1Maker product pageamazon.com/dp/B0DFNPK1D3Read 14 October 2026Page: press the voice remote button and talk to Alexa.
Yes1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026The remote in the box is a Voice Remote.8Owner's manualroku.onntvsupport.com/sites/default/files/products/docs/ON26_Vizio_271650%20-%20Onn%20Powered%20by%20VIZIO%20QSG%20Update%20-%20New%20Remote_4K.pdfRead 16 October 2026Overview page: the remote has a Voice Assist button and a microphone symbol.
Pointer remote
Not available
Not available

Stand and mounting

2 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 spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026The box has TV stands with screws, shown as two feet in the Quick Start Guide.8Owner's manualroku.onntvsupport.com/sites/default/files/products/docs/ON26_Vizio_271650%20-%20Onn%20Powered%20by%20VIZIO%20QSG%20Update%20-%20New%20Remote_4K.pdfRead 16 October 2026Assembly page: two TV stands screwed to the lower corners.
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
1,005.84mm1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Distance Between TV Feet 39.6 in, converted exactly at 25.4 mm. The sheet does not say whether this is measured between the inner or the outer edges of the feet.2Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_159033_Onn%20Vizio%2043in%204K%20UHD%20HDR10%20TV_SpecSheet.pdfRead 21 October 2026Distance Between TV Feet 33.6 in, converted exactly at 25.4 mm. The sheet does not say whether this is measured between the inner or the outer edges of the feet.3Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_159112_Onn%20Vizio%2050in%204K%20UHD%20HDR10%20TV_SpecSheet.pdfRead 21 October 2026Distance Between TV Feet 37.8 in, converted exactly at 25.4 mm. The sheet does not say whether this is measured between the inner or the outer edges of the feet.4Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/70S4V1_Spec_Sheet.pdfRead 21 October 2026Distance Between TV Feet 52.7 in, converted exactly at 25.4 mm. The sheet does not say whether this is measured between the inner or the outer edges of the feet.5Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/85S4V1_Spec_Sheet.pdfRead 21 October 2026Distance Between TV Feet 65.6 in, converted exactly at 25.4 mm. The sheet does not say whether this is measured between the inner or the outer edges of the feet.
Stand footprint
Not available
Not available
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.
300 x 3001Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026VESA Mount Compatible 300 x 300 mm.2Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_159033_Onn%20Vizio%2043in%204K%20UHD%20HDR10%20TV_SpecSheet.pdfRead 21 October 2026VESA Mount Compatible 300 x 300 mm.3Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_159112_Onn%20Vizio%2050in%204K%20UHD%20HDR10%20TV_SpecSheet.pdfRead 21 October 2026VESA Mount Compatible 300 x 300 mm.4Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/70S4V1_Spec_Sheet.pdfRead 21 October 2026VESA Mount Compatible 400 x 300 mm.5Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/85S4V1_Spec_Sheet.pdfRead 21 October 2026VESA Mount Compatible 600 x 400 mm.
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).
No8Owner's manualroku.onntvsupport.com/sites/default/files/products/docs/ON26_Vizio_271650%20-%20Onn%20Powered%20by%20VIZIO%20QSG%20Update%20-%20New%20Remote_4K.pdfRead 16 October 2026The What's included list has no wall mount.

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

3 of 5 differ
Dimensions with stand
Not available
Width1,226.82Height772.16Depth259.08mm(48.3 × 30.4 × 10.2 in)1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Product Size w/ Stand (WxHxD) 48.3 x 30.4 x 10.2 in, converted exactly at 25.4 mm. The sheet gives one decimal in inches.2Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_159033_Onn%20Vizio%2043in%204K%20UHD%20HDR10%20TV_SpecSheet.pdfRead 21 October 2026Product Size w/ Stand (WxHxD) 37.7 x 24.2 x 8.6 in, converted exactly at 25.4 mm. The sheet gives one decimal in inches.3Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_159112_Onn%20Vizio%2050in%204K%20UHD%20HDR10%20TV_SpecSheet.pdfRead 21 October 2026Product Size w/ Stand (WxHxD) 43.7 x 27.7 x 10.2 in, converted exactly at 25.4 mm. The sheet gives one decimal in inches.4Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/70S4V1_Spec_Sheet.pdfRead 21 October 2026Product Size w/ Stand (WxHxD) 61.3 x 38.3 x 13.1 in, converted exactly at 25.4 mm. The sheet gives one decimal in inches.5Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/85S4V1_Spec_Sheet.pdfRead 21 October 2026Product Size w/ Stand (WxHxD) 74.5 x 46.0 x 17.3 in, converted exactly at 25.4 mm. The sheet gives one decimal in inches.
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.
Width1,226.82Height716.28Depth81.28mm(48.3 × 28.2 × 3.2 in)1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Product Size w/o Stand (WxHxD) 48.3 x 28.2 x 3.2 in.2Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_159033_Onn%20Vizio%2043in%204K%20UHD%20HDR10%20TV_SpecSheet.pdfRead 21 October 2026Product Size w/o Stand (WxHxD) 37.7 x 22.3 x 3.1 in.3Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_159112_Onn%20Vizio%2050in%204K%20UHD%20HDR10%20TV_SpecSheet.pdfRead 21 October 2026Product Size w/o Stand (WxHxD) 43.7 x 25.6 x 3.2 in.4Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/70S4V1_Spec_Sheet.pdfRead 21 October 2026Product Size w/o Stand (WxHxD) 61.3 x 35.8 x 4.0 in.5Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/85S4V1_Spec_Sheet.pdfRead 21 October 2026Product Size w/o Stand (WxHxD) 74.5 x 42.9 x 3.8 in.
Thinnest depth
Not available
Not available
Weight with stand
Not available
8.48kg(18.7 lb)1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Product Weight w/ Stand 18.7 lb, converted exactly at 0.45359237 kg per lb.2Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_159033_Onn%20Vizio%2043in%204K%20UHD%20HDR10%20TV_SpecSheet.pdfRead 21 October 2026Product Weight w/ Stand 12.1 lb, converted exactly at 0.45359237 kg per lb.3Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_159112_Onn%20Vizio%2050in%204K%20UHD%20HDR10%20TV_SpecSheet.pdfRead 21 October 2026Product Weight w/ Stand 16.7 lb, converted exactly at 0.45359237 kg per lb.4Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/70S4V1_Spec_Sheet.pdfRead 21 October 2026Product Weight w/ Stand 43.7 lb, converted exactly at 0.45359237 kg per lb.5Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/85S4V1_Spec_Sheet.pdfRead 21 October 2026Product Weight w/ Stand 63.1 lb, converted exactly at 0.45359237 kg per lb.
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.
8.39kg(18.5 lb)1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026Product Weight w/o Stand 18.5 lb.2Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_159033_Onn%20Vizio%2043in%204K%20UHD%20HDR10%20TV_SpecSheet.pdfRead 21 October 2026Product Weight w/o Stand 12.0 lb.3Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_159112_Onn%20Vizio%2050in%204K%20UHD%20HDR10%20TV_SpecSheet.pdfRead 21 October 2026Product Weight w/o Stand 16.5 lb.4Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/70S4V1_Spec_Sheet.pdfRead 21 October 2026Product Weight w/o Stand 42.8 lb.5Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/85S4V1_Spec_Sheet.pdfRead 21 October 2026Product Weight w/o Stand 62.2 lb.

Power

0 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.
Internal1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026The box list has no power adapter, so the supply is internal.
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
Not available
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.
TV, TV stands with screws, Voice Remote with AAA batteries (2), Quick Start Guide1Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/ON25_119050_Onn%20Vizio%2055%204K%20UHD%20TV_SpecSheet.pdfRead 21 October 2026INCLUDED IN THE BOX: TV, TV stands with screws, Voice Remote with AAA Batteries (2), Quick Start Guide.

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.
1year9Maker spec sheet (PDF)roku.onntvsupport.com/sites/default/files/products/docs/TV%20Limited%20Warranty%20%2842%20inches%20and%20above%20-%20ONN%29%20%281%29.pdfRead 16 October 2026ONN Limited Warranty for 42 inch and larger LCD TVs: one year from purchase, extended to two years if the buyer registers at onntvsupport.com within 90 days. The Quick Start Guide says 2-Year Warranty from the date of purchase. The one-year base term of the warranty document is stored. US market.

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