When we talk about 4K LED TV in 2021, we can find Sony X90J and X80J (X80CJ) as two 4K LED TV series introduced by Sony as part of their 2021 TV lineup. Sony X90J comes with 4 screen size options : 75-Inch (XR-75X90J), 65-Inch (XR-65X90J), 55-Inch (XR-55X90J) and 50-Inch (XR-50X90J) while Sony X80J comes with 5 screen size options : 75-Inch (KD-75X80J & KD-75X80CJ), 65-Inch (KD-65X80J & KD-65X80CJ), 55-Inch (KD-55X80J & KD-55X80CJ), 50-Inch (KD-50X80J) and 43-Inch (KD-43X80J). From their model number, we can easily guess that Sony X90J is the model that positioned higher than Sony X80J. What is the reason to choose Sony X90J that positioned higher? It’s a good idea to talk more about the differences between Sony X90J and X80J before we can find out the reason to choose Sony X90J.
What Should You Know about Sony X90J?
Sony X90J
Sony X90J is 4K LED TV series that positioned below Sony X95J as the top 4K LED TV series from Sony’s 2021 TV lineup. Sony X90J comes with 4K UHD resolution that completed with XR 4K Upscaling to bring excellent clarity not only from original 4K content sources but also from non 4K contents that upscaled into near 4K picture quality. The clarity is also enhanced by Dual database processing and XR Super Resolution. While Dual Database Processing is able to reduce on-screen noise for upscaled non 4K contents, XR Super Resolution can reproduces real world textures on the screen of this TV. XR Triluminos Pro is integrated with the screen of Sony X90J. It’s able to delivers rich and accurate color details on the screen of this TV. The color is also enhanced by XR Smoothing and Live Color Technology. XR Smoothing can creates more natural color by minimizing color banding while Live Color Technology brings more lively color details. Sony X90J already comes with Full Array LED backlight that completed with local dimming. Full Array Local Dimming can brings excellent contrast vibrancy and superior light uniformity on the screen of Sony X90J. The contrast is also enhanced by XR Contrast Booster, XR HDR Remaster and Dynamic Contrast Enhancer. XR Contrast Booster can delivers higher contrast between the brightest and darkest part of the TV screen, XR HDR Remaster can reproduce greater depth while Dynamic Contrast Enhancer can adjust the contrast brightness according the environment. HDR10, HLG and Dolby Vision are already supported by Sony X90J. So that we can enjoy enhanced details and expanded contrast from wide range of HDR content sources. Sony X90J is powered by advanced Cognitive Processor XR that can optimizes the color, clarity and contrast of the picture delivered on the screen of this TV. The motion technology of Sony X90J is XR Motion Clarity that based on 120Hz native refresh rate. XR Motion Clarity allows us to enjoy fluid motion images for our favorite action movies and sports. It also can brings minimum input lag when we use this TV as our gaming monitor. Sony Android TV is installed as the smart TV platform of Sony X90J. It can delivers wide range of premium entertainment from our favorite content providers while also allows us to run wide range of smart apps with the access to Play Store. 802.11ac wireless is attached to Sony X90J to provide fast and stable internet connection. We can also enjoy 4K HDR OTA (Over the Air) entertainment as Sony X90J already comes with ATSC 3.0 (NextGen TV). The remote control that included with Sony X90J is Voice Remote Control that allows us to control this TV conveniently. We can also control Sony X90J with Google Assistant, Amazon Alexa and Apple AirPlay/HomeKit since they are already compatible. The speaker system that attached with Sony X90J is Acoustic Multi-Audio with 10 W + 10 W audio output. Although it only comes with only 10 W + 10 W audio output, we can still enjoy good sound quality from Acoustic Multi-Audio of this TV that completed with X-Balanced Speaker and Dolby Atmos support. We can also find that Sony X90J already supports eARC (Enhanced Audio Return Channel) that allows us to enjoy higher quality audio from more advanced audio formats.
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Sony X90J Prices |
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75-Inch (XR-75X90J) |
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65-Inch (XR-65X90J) |
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55-Inch (XR-55X90J) |
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50-Inch (XR-50X90J) |
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What Should You Know about Sony X80J?
Sony X80J
Sony X80J comes as the standard 4K LED TV model from Sony’s 2021 TV lineup. It’s the model that positioned below Sony X85J. 4K X-Reality Pro is integrated with 4K UHD resolution of Sony X80J. 4K X-Reality Pro allows us to enjoy excellent picture clarity from both of original 4K content sources and non 4K contents that upscaled into near 4K picture quality. The dimming technology of Sony X80J is frame dimming that installed on top of Direct LED backlight. Although it’s not as good as Full Array Local Dimming, frame dimming is still able to delivers good contrast vibrancy on the screen of Sony X80J. The contrast of Sony X80J is also enhanced by Object-based HDR remaster and Dynamic Contrast Enhancer. Object-based HDR remaster is able to reproduces greater depth while Dynamic Contrast Enhancer can adjust the screen brightness according to the environment. Sony X80J already comes with Triluminos Pro that can delivers rich and accurate color details. Live Color Technology is also integrated with this TV to bring more lively color details. Sony X80J already supports HDR10, HLG and Dolby Vision so that we can enjoy enhanced details and expanded contrast from our favorite HDR content sources. Sony X80J is powered by 4K HDR Processor X1 that can optimizes the color, clarity and contrast of the picture delivered on the screen of this TV. Motionflow XR 240 that based on 60 Hz native refresh rate is the motion technology of Sony X80J. It’s indeed quite basic motion technology for Sony 4K LED TV but it’s still able to brings fluid motion images for our favorite action movies and sports. We can enjoy wide range of premium entertainment from our favorite content providers on the screen of Sony X80J with Sony Android TV that completed with 802.11ac wireless that provides fast and stable internet connection. Sony Android TV is also connected to PlayStore that allows us to run wide collection of smart apps on the screen of this TV. Sony X80J already comes with ATSC 3.0 (NextGen TV) that allows us to enjoy 4K HDR OTA (Over the Air) entertainment. Sony X80J can be controlled conveniently by its included Voice Remote Control as well as Google Assistant, Amazon Alexa and Apple HomeKit/AirPlay. The speaker system of Sony X80J is quite basic 10 W + 10 W Bass Reflex Speaker. But we can indeed find it is still able to delivers good sound quality with X-Balanced Speaker and Dolby Atmos support. We can also setup more advanced AV system to enjoy higher quality audio formats with this TV since Sony X80J already supports eARC (Enhanced Audio Return Channel).
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75-Inch (KD-75X80J ) |
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65-Inch (KD-65X80J) |
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55-Inch (KD-55X80J) |
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50-Inch (KD-50X80J) |
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43-Inch (KD-43X80J) |
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Table of Similarities & Differences
Let’s take a look at the specs and features of Sony X90J and X80J in the table of similarities and differences below. It’s important for us to look at the specs and features of those two TV series before we can talk more about their differences.
| Sony X90J | Sony X80J | ||||||||||
| Similarities | |||||||||||
| Introduced | 2021 | 2021 | |||||||||
| Display Technology | LED | LED | |||||||||
| Resolution | 4K UHD | 4K UHD | |||||||||
| Color Technology | Live Color Technology | Live Color Technology | |||||||||
| Contrast Technology | Dynamic Contrast Enhancer | Dynamic Contrast Enhancer | |||||||||
| HDR Support |
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| Smart TV Platform | Sony Android TV | Sony Android TV | |||||||||
| Remote Control | Voice Remote Control | Voice Remote Control | |||||||||
| Control Support |
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| Built-in Wifi | 802.11ac | 802.11ac | |||||||||
| ATSC 3.0 (NextGen TV) | YES | YES | |||||||||
| Speaker Output | 10 W + 10 W with X-Balanced Speaker | 10 W + 10 W with X-Balanced Speaker | |||||||||
| Audio Return Channel | eARC | eARC | |||||||||
| HDMI/USB | 4/2 | 4/2 | |||||||||
| Differences | |||||||||||
| Backlight Technology | Full Array LED | Direct LED | |||||||||
| Dimming Technology | Local Dimming | Frame Dimming | |||||||||
| Contrast Technology |
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Object-based HDR remaster | |||||||||
| Clarity Technology |
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4K X-Reality PRO | |||||||||
| Triluminos Version | Pro | Standard | |||||||||
| Motion Technology | XR Motion Clarity (120Hz Native) | Motionflow XR 240 (60Hz native) | |||||||||
| VRR & ALLM | YES | NO | |||||||||
| Picture Processor | Cognitive Processor XR | 4K HDR Processor X1 | |||||||||
| Speaker Type | Acoustic Multi-Audio | Bass Reflex Speaker | |||||||||
| Price | More Expensive | Less Expensive | |||||||||
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Sony X90J and X80J Differences
There are few differences between Sony X90J and X80J after we look at the table above. Let’s talk more about those differences together.
1. Backlight and Dimming Technology
The backlight and dimming technology of Sony X90J and X80J are different. Sony X90J comes with Full Array LED that completed with local dimming while Sony X80J comes with Direct LED backlight that completed with frame dimming. Full Array Local Dimming backlight is able to deliver better contrast vibrancy as well as more excellent contrast uniformity on the screen of Sony X90J.
2. Contrast Technology
The additional contrast technology of Sony X90J and X80J are quite different. Besides their similar Dynamic Contrast Enhancer, Sony X90J comes with XR Contrast Booster and XR HDR Remaster while Sony X80J only comes with Object-based HDR Remaster. XR Contrast Booster is able to delivers higher contrast vibrancy between the brightest and darkest part of Sony X90J screen while XR HDR Remaster is more advanced technology version of Object-based HDR Remaster that reproduces greater depth on the screen of Sony X80J.
3. Clarity Technology
We can find that the clarity technology of Sony X90J and X80J are different. Sony X90J comes with XR 4K Upscaling, Dual database processing and XR Super Resolution while Sony X80J comes with only 4K X-Reality Pro. XR 4K Upscaling is able to delivers better upscaling result than 4K X-Reality Pro, Dual Database Processing can reduces on-screen noise especially for upscaled non 4K contents while XR Super Resolution can reproduces real-world textures on the screen of Sony X90J.
4. Triluminos Version
While both of Sony X90J and X80J already come with Triluminos display, we can find that the version of Triluminos integrated with Sony X90J and X80J are different. Sony X90J comes with Triluminos Pro while Sony X80J comes with standard Triluminos. Triluminos Pro is able to delivers richer and more accurate color details on the screen of Sony X90J than standard Triluminos of Sony X80J.
5. Motion and Gaming Technology
The motion technology of Sony X90J and X80J are different. Sony X90J comes with XR Motion Clarity that based on 120Hz Native while Sony X80J comes with Motionflow XR 240 that based on 60Hz native. XR Motion Clarity is able to delivers better input lag when we use Sony X90J as our action gaming monitor. We can also find that VRR (Variable Refresh Rate) and ALLM (Auto Low Latency Mode) are already supported by Sony X90J while it is not supported by Sony X80J. With VRR and ALLM support, we can enjoy more immersive gaming experience on the screen of Sony X90J.
6. Picture Processor
We can find that the picture processor integrated with Sony X90J and X80J are different. Sony X90J is powered by Cognitive Processor XR while Sony X80J is powered by 4K HDR Processor X1. Cognitive Processor XR is more powerful picture processor that can delivers better optimization for the color, clarity and contrast of Sony X90J than 4K HDR Processor X1 of Sony X80J
7. Speaker Type
While their speaker power output are similar, we can find that the speaker system integrated with Sony X90J and X80J are slightly different. Sony X90J comes with Acoustic Multi-Audio while Sony X80J comes with standard Bass Reflex Speaker. Acoustic Multi-Audio is able to delivers more immersive sound quality for Sony X90J than Bass Reflex Speaker of Sony X80J.
8. Price
When we look at the price of Sony X90J and X80J, we can find that Sony X90J is usually offered at the higher price than Sony X80J for similar screen size option. What about their price difference? It’s recommended for us to check the price of Sony X90J and X80J before we can find their latest price difference as TV prices often change over time.
What is the Reason to Choose Sony X90J?
After we talk about the differences of Sony X90J and X80J, we can find that there are few reasons to choose Sony X90J. As the model that positioned higher, Sony X90J is able to delivers better picture quality with better backlight, dimming, color, clarity and contrast technology while also powered by more powerful picture processor. We can also find that Sony X90J comes with better motion and gaming technology while it’s also completed with better speaker system. But Sony X90J is indeed offered at the higher price than Sony X80J for similar screen size option. So if you don’t mind to spend higher for better picture quality (color, clarity and contrast), better motion and gaming experience as well as better sound quality while you don’t mind to spend higher, then Sony X90J is the one that you should choose.
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Sony X90J Prices |
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75-Inch (XR-75X90J) |
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65-Inch (XR-65X90J) |
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55-Inch (XR-55X90J) |
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50-Inch (XR-50X90J) |
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Sony X80J is the model that positioned lower than Sony X90J while also usually offered at significantly lower price for similar screen size option. It comes with less advanced picture technology, less powerful picture processor, less advanced motion technology and less immersive sound quality. But basically, we can find that Sony X80J is still able to delivers good 4K UHD picture quality that support HDR10, Dolby Vision and HLG. It’s also already able to delivers 4K HDR OTA (Over the Air) entertainment since it’s completed with ATSC 3.0 (NextGen TV). We can also enjoy higher quality audio from more advanced audio formats by setup additional AV system with this TV as Sony X80J already supports eARC (Enhanced Audio Return Channel). So if you have more limited budget, Sony X80J is a good choice for you.
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75-Inch (KD-75X80J ) |
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65-Inch (KD-65X80J) |
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55-Inch (KD-55X80J) |
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50-Inch (KD-50X80J) |
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43-Inch (KD-43X80J) |
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