LG CX vs C9 Comparison

LG CX is introduced as the successor model of LG C9. LG CX comes with four screen size options : 77-Inch (OLED77CXPUA), 65-Inch (OLED65CXPUA), 55-Inch (OLED55CXPUA) and 48-Inch (OLED48CXPUA) while LG C9 was released with three screen size options : 77-Inch (OLED77C9PUA), 65-Inch (OLED65C9PUA) and 55-Inch (OLED55C9PUA). Why should you choose LG CX as the new model? I’m sure that it’s important for us to talk more about comparison between LG CX and C9 before we can answer that question. Let’s talk about comparison between LG CX and C9 in this article.

LG CX Short Review

LG CX

LG CX

LG CX is LG’s 2020 4K OLED TV model that comes with α9 Gen 3 AI Processor. It comes with four screen size options : 77-Inch (OLED77CXPUA), 65-Inch (OLED65CXPUA), 55-Inch (OLED55CXPUA) and 48-Inch (OLED48CXPUA). With OLED display, LG CX is able to deliver perfect black and infinite contrast since its pixels can be completely powered off or dimmed autonomously (pixel level dimming). We can also find Advanced Contrast Enhancer, Face Enhancing and Ultra Luminance Pro installed on this TV as its contrast technology. Advanced Contrast Enhancer can optimize the brightness range of the screen, Face Enhancing brings greater textures while Ultra Luminance Pro is able to bring higher peak brightness on the bright part of the screen. 4K Upscaler is installed on top of 4K UHD resolution of LG CX. 4K Upscaler can upscale non 4K contents into near 4K picture quality. Quad Step Noise Reduction and Frequency Based Sharpness Enhancer are also installed as the clarity technology of LG CX. Quad Step Noise Reduction is able to reduce on-screen noise while Frequency Based Sharpness Enhancer brings sharper details for OLED pixels. With OLED display, LG CX is able to deliver intense billion rich colors. Its colors are also improved by Advanced Color Enhancer and True Color Accuracy Pro. Advanced Color Enhancer is able to reproduce more natural color while True Color Accuracy Pro is able to bring more accurate color details. LG CX already supports wide range HDR content sources so that you can enjoy enhanced details and expanded contrast from your favorite HDR content sources. It already supports Cinema HDR (Dolby Vision, HDR10, HLG), HDR Dynamic Tone Mapping Pro and Dolby Vision IQ. OLED panels are capable of a refresh rate of as low as 0.001ms so that we can enjoy fluid motion images for our favorite action movies and sports. We can also enjoy non lagging gaming experience when we use this TV as our gaming monitor. LG CX already supports G-SYNC, VRR, HGiG, FreeSync and ALLM. LG CX is powered by α9 Gen 3 AI Processor 4K that can optimize the color, clarity and contrast of the picture delivered on this TV. We can also find AI picture Pro that can bring improvements on the picture quality of this TV using AI technology. WebOS that powered by LG ThinQ AI comes as the smart TV platform of LG CX. It can delivers wide range of premium entertainment from your favorite content providers with 802.11ac wireless that brings fast and stable internet connection. With the access to LG Contents/Apps Store, we can also run additional smart apps on the screen of this TV. Magic Remote Control is included with this TV to help you control this TV with smart functions such as point, click, scroll and voice. We can also control this TV using Google Assistant and Amazon Alexa since they are both already supported. The speaker system of LG CX is 2.2Ch 40W that powered by Dolby Atmos. It can deliver good sound quality for most audience. If you are looking more powerful surround sound from this TV, you can easily attach your soundbar to this TV. You can attach wireless speaker to this TV since LG CX is already WiSA ready (using separate dongle).

LG CX Price
77-Inch (OLED77CXPUA) Check Today’s Price (Walmart)…
65-Inch (OLED65CXPUA) Check Today’s Price (Walmart)…
55-Inch (OLED55CXPUA) Check Today’s Price (Walmart)…
48-Inch (OLED48CXPUA) Check Today’s Price…

LG C9 Short Review

LG C9

LG C9

We can find LG C9 was released by LG as part of their 2019 TV lineup. With OLED display, LG C9 is able to deliver pixel level dimming so that It can brings infinite contrast. OLED pixels also can be completely powered off so that LG C9 can bring perfect black. The contrast is also improved by Object Depth Enhancer and Ultra Luminance Pro. While Object Depth Enhancer can reproduce greater depth and textures, Ultra Luminance Pro can deliver higher peak brightness for OLED pixels. LG C9 can deliver intense billion rich colors with its OLED display. The color is improved by Advanced Color Enhancer and True Color Accuracy Pro. Advanced Color Enhancer is able to reproduce more natural color while True Color Accuracy Pro brings more accurate color details on the screen of this TV. LG C9 comes with 4K UHD Resolution that completed with 4K Upscaler. 4K Upscaler allows us to enjoy excellent picture 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 improved by Quad Step Noise Reduction and Frequency Based Sharpness Enhancer. Quad Step Noise Reduction is able to reduce on screen noise especially for upscaled non 4K contents while Frequency Based Sharpness Enhancer brings sharper details. LG C9 already supports Cinema HDR (Dolby Vision, HDR10, HLG) as well as HDR Dynamic Tone Mapping Pro so that we can enjoy enhanced details and expanded contrast from wide range of HDR content sources. With OLED display, LG C9 is able to deliver smooth motion images for our favorite action movies and sports. We can also enjoy fluid gaming experience on the screen of LG C9 while It already supports G-SYNC, VRR, HGiG (With firmware update) and ALLM. The color, clarity and contrast of LG C9 are optimized by α9 Gen 2 Intelligent Processor that integrated as the picture processor of this TV. We can find WebOS installed as the smart TV platform of this TV. It can deliver wide range of premium entertainment from our favorite content providers with fast internet connection provided by 802.11ac wireless attached to this TV. We can also run wide collection of smart apps on this TV since WebOS is already connected to LG Contents/Apps Store. Magic remote allows us to control this TV with its smart functions (Point, Click, Scroll, Voice) while we can also control LG C9 with Google Assistant and Amazon Alexa since they are both already supported by LG ThinQ AI. We can enjoy immersive sound quality from 2.2Ch 40W speaker system integrated with this TV that’s powered by Dolby Atmos. But if you have higher audio taste, I’m sure that you need to attach your soundbar to enjoy more powerful surround sound from this TV. You can easily attach wireless soundbar to this TV since it’s already WiSA ready with additional dongle purchase.

LG C9 Price
77-Inch (OLED77C9PUA) Check Today’s Price (Walmart)…
65-Inch (OLED65C9PUA) Check Today’s Price (Walmart)…
55-Inch (OLED55C9PUA) Check Today’s Price (Walmart)…

LG CX and C9 Table of Specs & Features

Before we can talk about comparison between LG CX and C9, it’s important for us to look at their specs and features. They key specs and features of LG CX and C9 can be found in the table of specs & features below.

LG CX LG C9
Brand LG LG
Introduced 2020 2019
Screen Size
  • 77-Inch (OLED77CXPUA)
  • 65-Inch (OLED65CXPUA)
  • 55-Inch (OLED55CXPUA)
  • 48-Inch (OLED48CXPUA)
  • 85-Inch
  • 75-Inch
  • 65-Inch
  • 55-Inch
  • 49-Inch
  • 43-Inch
Resolution 4K UHD 4K UHD
Display Technology OLED OLED
Upscaling Technology AI Upscaling 4K Upscaler
Dimming Technology Pixel Level Dimming Pixel Level Dimming
Clarity Technology
  • Quad Step Noise Reduction
  • Frequency Based Sharpness Enhancer
  • Quad Step Noise Reduction
  • Frequency Based Sharpness Enhancer
Color Technology
  • Intense Color
  • Billion Rich Colors
  • Advanced Color Enhancer
  • True Color Accuracy Pro
  • Intense Color
  • Billion Rich Colors
  • Advanced Color Enhancer
  • True Color Accuracy Pro
Contrast Technology
  • Advanced Contrast Enhancer
  • Face Enhancing
  • Ultra Luminance Pro
  • Object Depth Enhancer
  • Ultra Luminance Pro
HDR Support
  • Cinema HDR (Dolby Vision, HDR10, HLG)
  • HDR Dynamic Tone Mapping Pro
  • Dolby Vision IQ
  • Cinema HDR (Dolby Vision, HDR10, HLG)
  • HDR Dynamic Tone Mapping Pro
Gaming Technology
  • G-SYNC
  • VRR (Variable Refresh Rate)
  • HGiG
  • FreeSync
  • ALLM (Auto Low Latency Mode)
  • 1 ms response time
  • G-SYNC
  • VRR (Variable Refresh Rate)
  • HGiG (With firmware update)
  • ALLM (Auto Low Latency Mode)
  • 1 ms response time
AI Picture AI Picture Pro NO
Picture Processor α9 Gen 3 AI Processor 4K α9 Gen 2 Intelligent Processor
Smart TV Platform WebOS with LG ThinQ AI WebOS with LG ThinQ AI
Google Assistant and Amazon Alexa Compatible Compatible
Built-in Wifi 802.11ac 802.11ac
Remote Control Magic Remote Control Magic Remote Control
Sound Technology
  • 2.2Ch 40W
  • Dolby Atmos
  • AI Sound Pro
  • WiSA Ready (separate dongle purchase required)
  • 2.2Ch 40W
  • Dolby Atmos
  • WiSA Ready (separate dongle purchase required)
HDMI/USB 4/3 4/3
Price More Expensive Less Expensive
77-Inch (OLED77CXPUA)

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65-Inch (OLED65CXPUA)

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55-Inch (OLED55CXPUA)

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48-Inch (OLED48CXPUA)

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77-Inch (OLED77C9PUA)

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65-Inch (OLED65C9PUA)

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55-Inch (OLED55C9PUA)

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LG CX and C9 Comparison

Based on their specs and features, we can talk more about comparison between LG CX and C9. Let’s talk more about their comparison together.

Picture Technology

Both of LG CX and C9 come with OLED display. OLED display is able to deliver perfect black since its pixels can be completely powered off. We can also enjoy infinite contrast since It comes with pixels level dimming. We can find Ultra Luminance Pro installed on LG CX and C9. Ultra Luminance Pro can delivers higher peak brightness for OLED pixels of those two TVs. Face Enhancing of LG CX and Object Depth Enhancer of LG C9 are basically similar in function. They both can reproduce greater depth and texture for those two TVs. Advanced Contrast Enhancer is the additional contrast technology that we can find in the newer LG CX. It can optimizes the contrast of the screen based on what happen on the TV screen.

LG CX and C9 come with 4K UHD Resolution. They both are completed with upscaling technology. Upscaling technology is able to deliver near 4K picture quality from non 4K contents. We can find that the upscaling technology of LG CX and C9 are difference. LG CX comes with AI Upscaling while LG C9 comes with 4K Upscaler. With AI technology, AI Upscaling is able to bring better upscaling result than 4K Upscaler. Quad Step Noise Reduction and Frequency Based Sharpness Enhancer are two additional clarity technology that we can find in both of LG CX and C9. Quad Step Noise Reduction can reduce on screen noise especially from upscaled non 4K contents while Frequency Based Sharpness Enhancer brings sharper details.

While OLED display is able to deliver wide color spectrum for Intense Billion rich colors, we can also find that the color quality of LG CX and C9 are improved by Advanced Color Enhancer and True Color Accuracy Pro. Advanced Color Enhancer can reproduce more natural color details while True Color Accuracy Pro allows us to enjoy more accurate color details on the screen of those two TVs.

We can find that both of LG CX and C9 support wide range of HDR contents so that we can enjoy enhanced details and expanded contrast from wide range of HDR content sources. Both of LG CX and C9 support Cinema HDR (Dolby Vision, HDR10, HLG) and HDR Dynamic Tone Mapping Pro. Additionally, we can also find that LG CX also supports Dolby Vision IQ that’s not supported by LG C9.

Although they come with similar α9 processor, we can find that the version of α9 processor of LG CX and C9 are indeed different. LG CX comes with α9 Gen 3 processor, while LG C9 comes with α9 Gen 2. While they are similar, but α9 Gen 3 as the newer processor version is able to deliver better optimization for the color, clarity and contrast of LG CX. We can also find that LG CX comes with AI Picture Pro that can improve the color, clarity and contrast of the picture delivered on the screen of LG CX.

Gaming Technology

With OLED display, LG CX and C9 are capable of a refresh rate of as low as 0.001ms. So we can enjoy fluid motion images for our favorite action movies and sports as well as gaming scenes. LG CX and C9 already support advanced gaming features such as G-SYNC, VRR (Variable Refresh Rate), HGiG and ALLM (Auto Low Latency Mode) with 1 ms response time. Additionally, we can also find that the newer LG CX also supports FreeSync.

Smart TV Platform & Remote Control

The smart TV platform that integrated on LG CX and C9 are similar. They both come with WebOS that powered by LG ThinQ AI. WebOS is able to deliver wide range of premium entertainment from your favorite content providers with fast internet connection provided by 802.11ac wireless. We can also run wide range of smart apps on the screen of LG CX and C9 since WebOS is already connected to LG Contents/Apps Store. LG ThinQ AI of LG CX and C9 already support Google Assistant and Amazon Alexa so that we can control those two TVs conveniently with them. We can also find that Magic Remote is included with both of LG CX and C9 to help you control those two TVs conveniently with its smart functions (Point, Click, Scroll, Voice).

Sound Technology

We can find that the speaker system of LG CX and C9 are similar. They both come with 2.2Ch 40W speaker system. They both are also completed with Dolby Atmos. 2.2CH 40W speaker system that powered by Dolby Atmos is able to deliver good sound quality for those two TVs. Additionally, we can also find that LG CX also come with AI Sound Pro that can optimizes the sound output of this TV. If you are looking for more powerful surround sound from those two TVs, you can easily attach your soundbar to those two TVs. You can attach WiSA ready wireless soundbar to both of LG CX and C9 since they are already WiSA Ready (with separate dongle).

Price

From the price perspective, we can find that LG CX that comes as the newer model is usually offered at the higher price than LG C9. We need to check the price of LG CX and C9 before we can find their latest price difference since TV prices often change over time.

Why Should You Choose LG CX?

From our discussion about comparison between LG CX and C9, we can find that there are few reasons to choose LG CX. As the newer model, LG CX comes with improved α9 Gen 3 AI Processor 4K. It also comes with Advanced Contrast Enhancer and already supports Dolby Vision IQ and FreeSync. We can also find AI Upscaling, AI Picture Pro and AI Sound Pro that can deliver better upscaling result, better picture optimization and sound enhancement. So if you don’t mind to spend higher for better picture quality as well as Dolby Vision IQ and FreeSync support, then LG CX is the model that you should choose.

LG CX Price
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48-Inch (OLED48CXPUA) Check Today’s Price…

As the older version, LG C9 is basically similar to LG CX in most specs & features. The older version of α9 picture processor is indeed still able to optimize the color, clarity and contrast of the picture delivered on the screen of this TV. Although LG C9 still doesn’t support Dolby Vision IQ, It already supports other HDR formats such as HDR10, HLG, Dolby Vision and HDR Dynamic Tone Mapping Pro. We can also still enjoy good picture quality on the screen of LG C9 without Advanced Contrast Enhancer and AI Picture Pro since It comes with OLED display that completed with all other picture technology. So if you have more limited budget, then LG C9 is the model that you should choose.

LG C9 Price
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65-Inch (OLED65C9PUA) Check Today’s Price (Walmart)…
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