When you are looking for 4K OLED TV in 2019, I’m quite sure that Sony A9G and A8G are two OLED TV models that should be on your mind. Both of Sony A9G and A8G come as part of Sony’s 2019 TV lineup. Sony A9G comes with 3 screen size options : 77-Inch (XBR-77A9G), 65-Inch (XBR-65A9G) and 55-Inch (XBR-55A9G). Sony A8G is the model that positioned below A9G and offered in two different screen size options : 65-Inch (XBR-65A8G) and 55-Inch (XBR-55A8G). Is Sony A9G the model that we should choose? To answer that question, we need to know more about the key differences between Sony A9G and A8G. This review will talk about that for you.
Sony A9G Review
Sony A9G
Sony A9G comes as the higher model of Sony’s 2019 4K OLED TV model. Sony A9G comes with OLED panel that completed with X1 Ultimate Processor and Pixel Contrast Booster. OLED panel is able to deliver perfect black as well as infinite contrast since its pixels can be completely powered off and dimmed autonomously. Sony A9G is completed with combination of 4K-X Reality Pro, Dual-Database Processor and Object-Based Super Resolution as its clarity technology. While 4K X-Reality Pro can deliver excellent picture clarity from both of original 4K content sources and non 4K contents that upscaled into near 4K picture quality, Dual-Database Processing is able to reduce on-screen noise for better clarity especially for upscaled non 4K pictures. Object-Based Super Resolution is the additional clarity technology that we can find on the Sony’s Master series to detects individual objects in a picture and upscale their resolution for better accuracy and details. We can find at least four color technology installed on the OLED screen of Sony A9G. They are Live Color Technology, Precision Color Mapping, Super bit Mapping 4K HDR and Triluminos display. Triluminos display is able to bring rich color details with wide color spectrum while Precision Color Mapping can bring accurate color details. Live color technology is able to bring more lively color details and Super bit Mapping 4K HDR can minimize color banding for more natural color details. Dynamic Contrast Enhancer, Object-Based HDR Remaster and Pixel Contrast Booster are three contrast technology that installed on Sony A9G. With Object-Based HDR Remaster, we can enjoy greater depth and textures on the screen of this TV. While Dynamic Contrast Enhancer is able to adjust contrast setting according the environment. Pixel Contrast Booster is the technology that installed on Sony A9G as the Master series. Pixel Contrast Booster is able to optimize the contrast of the OLED pixels for better luminance for each color. We can find X1 Ultimate that installed as the picture processor of this TV. It can optimize the color, contrast and clarity of the picture delivered on this TV. Sony A9G supports HDR10, HLG and Dolby Vision so that we can enjoy enhanced details and expanded contrast from our favorite HDR content sources. We can enjoy wide range of premium entertainment as well as running wide range of Android Smart Apps with Sony Android TV installed on Sony A9G. 802.11ac wireless is also attached to this TV to bring fast internet connection to your favorite content providers. We can control Sony A9G conveniently with Voice Remote Control that comes with this TV, while we can also control this TV with Google Assistant and Amazon Alexa since they are both already compatible. We can find Acoustic Surface Audio+ 60W speaker system integrated with this TV to bring rich and powerful sound for this TV. This TV is also already powered by Dolby Atmos that make the sound more beautiful.
From our discussion about Sony A9G, we can summarize the key specs and features of Sony A9G using the table below.
| Sony A9G | ||||
| Brand | Sony | |||
| Introduced | 2019 | |||
| Screen Size | 77-Inch (XBR-77A9G), 65-Inch (XBR-65A9G), 55-Inch (XBR-55A9G) | |||
| Resolution | 4K UHD | |||
| Display Technology | OLED | |||
| Clarity Technology |
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| Color Technology |
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| Contrast Technology |
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| Picture Processor | 4K HDR Processor X1 Ultimate | |||
| HDR Support | HDR10, HLG, Dolby Vision | |||
| Motion Enhancer | Motionflow XR | |||
| Smart TV Platform | Sony Android TV | |||
| Google Assistant & Amazon Alexa | Compatible | |||
| Remote Control | Voice Remote Control | |||
| Built-in Wifi | 802.11ac | |||
| Speaker Output | Acoustic Surface Audio+ 60W | |||
| Dolby Atmos | YES | |||
| HDMI/USB | 4/3 | |||
| Price |
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Sony A8G Review
Sony A8G
Sony A8G is the affordable model of Sony’s 2019 OLED TV model. It’s positioned below Sony A9G. Sony A8G comes with OLED Panel that can deliver perfect black as its panel can be completely powered off. It also can bring infinite contrast since its pixel can be dimmed autonomously. Sony A8G is completed with 4K X-Reality Pro that combined with Dual Database Processing as its clarity technology. 4K X-Reality Pro is able to deliver excellent picture clarity from both of original 4K content sources and non 4K contents that upscaled into near 4K picture quality. Dual Database Processing is able to reduce on-screen noise to improve the clarity of the images. Sony A8G comes with Triluminos display that can deliver wide color spectrum on top of OLED rich color details. We can also find Live Color Technology, Precision Color Mapping and Super bit Mapping 4K HDR installed as the color technology of Sony A8G. Live Color Technology can deliver more lively color details, Precision Color Mapping can optimizes the colors individually in real time while Super bit Mapping HDR is able to eliminate color banding for more natural color details. Object-Based HDR Remaster and Dynamic Contrast Enhancer are two contrast technology that we can find in Sony A8G. Object-Based HDR Remaster can reproduce greater depth and textures while Dynamic Contrast Enhancer provides contrast adjustments according to the environment. The color, clarity and contrast of Sony A8G is optimized by 4K HDR Processor X1 Extreme that comes as the picture processor of this TV. Sony Android TV that comes as Smart TV platform of Sony A8G can bring premium entertainment from your favorite content provides while also can run wide range of Android Smart Apps. To provides fast internet connection to your favorite content providers, 802.11ac wireless is attached to this TV. We can control this TV easily with Voice remote Control that included with this TV, while we can also control this TV conveniently with Google Assistant and Amazon Alexa since they are both already supported. Sony A8G comes with Acoustic Surface Audio 40W speaker system. It’s already able to deliver good and quite powerful sound quality for this TV, but if you are still not satisfied with that you can easily attach your soundbar to bring more powerful surround sound for this TV.
The specs and features of Sony A8G can be summarized with the table below.
| Sony A8G | |||
| Brand | Sony | ||
| Introduced | 2019 | ||
| Screen Size | 65-Inch (XBR-65A8G), 55-Inch (XBR-55A8G) | ||
| Resolution | 4K UHD | ||
| Display Technology | OLED | ||
| Clarity Technology |
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| Color Technology |
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| Contrast Technology |
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| Picture Processor | 4K HDR Processor X1 Extreme | ||
| HDR Support | HDR10, HLG, Dolby Vision | ||
| Refresh Rate Technology | Motionflow XR | ||
| Smart TV Platform | Sony Android TV | ||
| Google Assistant and Amazon Alexa | Compatible | ||
| Remote Control | Voice Remote Control | ||
| Built-in Wifi | 802.11ac | ||
| Speaker Output | Acoustic Surface Audio 40W | ||
| HDMI/USB | 4/3 | ||
| Price |
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What are Their Key Differences?
After we look at the table of specs and features of Sony A9G and A8G, we can find that there are few differences between those two TVs. What are their key differences? The first key difference of Sony A9G and A8G is Object-Based Super Resolution that we can find in Sony A9G. Object-Based Super Resolution is additional Clarity technology that we can find in Sony A9G. It can detects individual objects in a picture and enhance them for better accuracy and details. The second key difference of Sony A9G and A8G is Pixel Contrast Booster that we can find in Sony A9G. Pixel Contrast Booster is additional contrast technology of Sony A9G that can enhance the color contrast of the OLED pixels for more vivid color details. We can also find the third difference in the picture processor that integrated on Sony A9G and A8G. Sony A9G comes with 4K HDR Processor X1 Ultimate, while Sony A8G comes with 4K HDR Processor X1 Extreme. 4K HDR Processor X1 Ultimate is more advanced picture processor than 4K HDR Processor X1 Extreme that can deliver better optimization for the color, clarity and contrast of the picture delivered on Sony A9G. There’s also another difference in the speaker system of Sony A9G and A8G. Sony A9G comes with Acoustic Surface Audio+ 60W speaker system that powered by Dolby Atmos, while Sony A8G comes with Acoustic Surface Audio 40W speaker system without Dolby Atmos. With Acoustic Surface Audio+ 60W that powered by Dolby Atmos, Sony A9G is able to deliver richer, more powerful & beautiful sound quality than Sony A8G with Acoustic Surface Audio 40W.
If we look at the price of Sony A9G and A8G, we can find that Sony A9G is usually offered at the higher price than Sony A8G. If you are interested to know more about their price difference, it’s recommended that you check the price of Sony A9G and A8G before you can find their latest price difference since TV prices indeed often change from time to time.
We can summarize the key differences of Sony A9G and A8G with the table below.
| Sony A9G | Sony A8G | |
| Object Based Super Resolution | YES | NO |
| Pixel Contrast Booster | YES | NO |
| Picture Processor | 4K HDR Processor X1 Ultimate | 4K HDR Processor X1 Extreme |
| Speaker System | Acoustic Surface Audio+ 60W | Acoustic Surface Audio 40W |
| Dolby Atmos | YES | NO |
| Price | Higher | Lower |
Is Sony A9G the Model that We Should Choose?
Sony A9G is the model that positioned higher than Sony A8G as we can find from our discussion above. Is Sony A9G the model that we should choose? If you don’t mind to spend higher for better picture quality (clarity, contrast and picture optimization) and better speaker system, then Sony A9G is the model that we should choose.
| Sony A9G Price | |
| 77-Inch (XBR-77A9G) | Check Today’s Price (Walmart) |
| 65-Inch (XBR-65A9G) | Check Today’s Price (Walmart) |
| 55-Inch (XBR-55A9G) | Check Today’s Price (Walmart) |
Sony A8G comes as the more affordable option of Sony A9G. It comes without Object-Based Super Resolution and Contrast Booster while It also comes with less advanced picture processor and speaker system. But we can find that Sony A9G is basically still able to deliver excellent picture quality on its OLED screen since It already comes with advanced picture technology such as Dual Database Processing, Object-Based HDR Remaster and Super Bit Mapping HDR. We can also easily attach additional soundbar if we are not satisfied with the sound delivered by Acoustic Surface Audio 40W speaker system of this TV. So if you have more limited budget, Sony A8G is the model that you should consider.
| Sony A8G Price | |
| 65-Inch (XBR-65A8G) | Check Today’s Price (Walmart) |
| 55-Inch (XBR-55A8G) | Check Today’s Price (Walmart) |