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HomeReviewsSamsung Q80C vs Q70C

Samsung Q80C vs Q70C

There are a few key differences to consider when comparing the Samsung Q70C and Q80C QLED TVs. The Q80C outperforms the Q70C in image contrast and black levels thanks to its more powerful processor and Direct Full Array system. It also offers an enhanced audio experience with Dolby Atmos support and a higher 40W sound output.

The two models differ slightly in their design and other aspects. The Q70C has an AirSlim design, while the Q80C features a simple chamfered design. Additionally, the Q70C is 0.8 inches thinner compared to its competitor.

Considering the average price difference of $300, it’s important to evaluate the benefits against the additional cost. If you prioritize better display quality and enhanced audio performance, the Q80C may be worth the additional investment. However, if you are more budget-conscious and the slight differences in image and audio are not your top priority, the Q70C offers an excellent option at a more affordable price.

Picture quality in Samsung Q80C vs Q70C

The Samsung Q70C and Q80C both offer impressive video quality, but the Q80C has some notable enhancements. It features Direct Full Array technology, which provides more precise control over backlighting for deeper blacks and brighter highlights. Additionally, the Q80C supports Quantum HDR+, a more advanced HDR technology that optimizes picture quality in real time for more accurate and detailed HDR performance.

The Q80C is equipped with the Neural Quantum Processor 4K, a powerful processor that enhances video processing. It can upscale lower-resolution content with greater precision, resulting in clearer details and improved color accuracy. The Q70C, on the other hand, utilizes the Quantum Processor 4K, which still delivers impressive upscaling capabilities but with slightly fewer advanced features.

In tests, we can see that the Samsung Q80C outperforms the Q70C in terms of contrast. The picture has deeper colors and looks nicer.

When comparing dark images, I noted that the Q80C exhibited slightly better black reproduction. The Q80C’s Direct Full Array backlighting system and enhanced local dimming capabilities contributed to deeper blacks and increased detail in dark scenes.

The increased contrast adds an extra level of immersion and visual depth to the overall viewing experience.

Here are more video specs for the Samsung Q70C and Samsung Q80C:

VideoSamsung Q70CSamsung Q80C
Display technologyQLEDQLED
Refresh rate120Hz120Hz
Resolution3,840 x 2,1603,840 x 2,160
Color100% Color Volume100% Color Volume
HDRQuantum HDRQuantum HDR+
Picture ProcessorQuantum Processor 4KNeural Quantum Processor 4K
Viewing AngleWide Viewing AngleWide Viewing Angle
ContrastDual LEDDirect Full Array
Micro DimmingSupreme UHD DimmingSupreme UHD Dimming
Picture EngineQuantum Processor 4KNeural Quantum Processor 4K
Motion TechnologyMotion Xcelerator Turbo+Motion Xcelerator Turbo+
One Billion ColorYesYes
Smart CalibrationBasicBasic
AI UpscaleYesYes
Filmmaker ModeYesYes
Brightness/Color DetectionBrightness/Color DetectionBrightness/Color Detection

As you can see, there are no differences beyond Contrast, HDR, and Picture Processor.

Samsung Q70C vs Q80C design and sizes

Samsung’s QLED TVs Q70C and Q80C feature a fairly modern design. Both models have slim profiles and thin bezels. The Q70C has an AirSlim design and a slim, simple plus stand, while the Q80C has a simple chamfered design and a new hexagonal plate stand. The front panel color of both models is black.

The Samsung Q70C TV is approximately 0.8 inches thicker than its Q80C counterpart. This slim design of the Q70C provides visual appeal and space-saving for those looking for a slimmer TV profile.

When it comes to sizes, the Q80C offers a wider range of choices compared to the Q70C. It is available in a variety of sizes, including 50”, 55”, 65”, 75”, 85′‘, and even a larger 98-inch model. The Q70C does not have a 50-inch option and a 98-inch option but offers 55”, 65”, 75′‘, and 85-inch models.

Audio in Samsung Q70C vs Samsung Q80C

The audio capabilities of the Samsung Q70C and Q80C QLED TVs differ slightly. The Q80C offers a higher sound output of 40W, providing a more powerful and immersive audio experience. It also includes Dolby Atmos support, which adds multidimensional audio for a more captivating soundstage. Additionally, the Q80C features a woofer, further enhancing the depth and richness of the sound.

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On the other hand, the Q70C delivers a satisfactory audio performance with its 20W sound output and 2-channel speakers. While it may not match the audio of the Q80C, it still provides a decent sound experience.

If you prioritize superior audio quality and want a more immersive soundstage, the Q80C is the preferred choice. However, if audio performance is not a critical factor for you, the Q70C still delivers satisfactory sound quality at a more affordable price.

Here is more detailed info about Samsung Q70C and Samsung Q80C audio:

AudioSamsung Q70CSamsung Q80C
Dolby AtmosNoYes
Sound Output (RMS)20W40W
Speaker Type2CH2.2CH
SoundOTS LiteOTS Lite
Active Voice AmplifierYesYes
Bluetooth Headset SupportNoYes
Bluetooth AudioYesYes
Dual Audio support (Bluetooth)YesYes
Dolby DecoderMS12 2chMS12 2ch
Object Tracking SoundOTS LiteOTS Lite
Adaptive SoundAdaptive Sound+Adaptive Sound+
Buds Auto switchYesYes

As you can see, Q80C has Dolby Atmos, unlike Q70C, which has different Sound Output (RMS) and Speaker Type.

Smart services and features in Samsung Q70C and Q80C

Smart services

The Samsung Q70C and Q80C QLED TVs offer smart services that enhance your viewing experience. They both run on the Tizen Smart TV operating system, giving you access to various streaming services and apps.

Smart servicesSamsung Q70CSamsung Q80C
Operating SystemTizen™ Smart TVTizen™ Smart TV
BixbyUS English, UK English, India English, and moreUS English, UK English, India English, and more
Far-Field Voice InteractionYesYes
Built-in Voice AssistantAlexaAlexa
Works With AI SpeakerAlexa, Google AssistantAlexa, Google Assistant
TV PlusYesYes
Web BrowserYesYes
SmartThings Hub / Matter Hub / IoT-Sensor FunctionalityNoYes
Samsung HealthNoYes
Universal GuideYes (US only)Yes (US only)
Media HomeYesYes

Smart features

The Samsung Q70C and Q80C QLED TVs offer the same set of smart features to enhance your entertainment. Both TVs provide access to web browsing. You can enjoy screen mirroring, multitasking with MultiView, and personalize your TV with Ambient Mode+. Both models offer wireless Dex functionality and support popular web services like Microsoft 365.

Smart featuresSamsung Q70CSamsung Q80C
Video CommunicationGoogle MeetGoogle Meet
Tap ViewYesYes
Multi Viewup to 2 videosup to 2 videos
Music WallYesYes
Mobile Camera supportYesYes
Easy SetupYesYes
App CastingYesYes
Ambient ModeAmbient Mode+Ambient Mode+
Wireless DexYesYes
Web ServiceMicrosoft 365Microsoft 365
Chat TogetherYes (US only)Yes (US only)
NFTNifty Gateway, La Collection, Art Token, SavageNifty Gateway, La Collection, Art Token, Savage
ConnecTimeYes (US only)Yes (US only)
TelemedicineHealthTap (US Only)HealthTap (US Only)

As you can see, all smart features are the same.

Game features in Samsung Q70C vs Q80C

The Samsung Q70C and Q80C QLED TVs offer the same set of game features for an immersive gaming experience. They both support Auto Game Mode, Game Motion Plus, and Dynamic Black EQ.

Both the Samsung Q70C and Q80C QLED TVs offer a 120Hz refresh rate, which is great for gaming. This high refresh rate ensures smooth and fluid motion, resulting in a more immersive and responsive gaming experience.

Additionally, they feature Surround Sound, Super Ultra Wide Game View, and Game Bar 3.0 for enhanced gaming capabilities. With identical game features, the Q70C and Q80C deliver an immersive and enjoyable gaming experience. All game features you can see in a table:

Game featuresSamsung Q70CSamsung Q80C
Auto Game Mode (ALLM)YesYes
Game Motion PlusYesYes
Dynamic Black EQYesYes
Surround SoundYesYes
Super Ultra Wide Game ViewYesYes
Game bar 3.0YesYes
Mini Map ZoomYesYes
FreeSyncFreeSync Premium ProFreeSync Premium Pro
Gaming HubYes (KR, US, CA, BR, GB, FR, DE, IT, ES)Yes (KR, US, CA, BR, GB, FR, DE, IT, ES)

Connectivity in Samsung Q70C vs Q80C

In terms of connectivity, the Q70C and Q80C offer similar options. Both TVs offer 4 HDMI ports with support for high frame rates and audio return channels. They also include 2 USB ports for connecting external devices, an Ethernet (LAN) port for wired internet connectivity, and a digital audio out (optical) for audio output. Additionally, they have RF inputs for terrestrial, cable, and satellite connections.

Here’s an example of the back panel of the Samsung Q70C 4K QLED Smart TV.

And here’s an example of the back panel of the Samsung Q80C 4K QLED Smart TV.

As you can see, the port layout is completely identical on these two TVs. If you want to read the full list of ports, please see the table below.

ConnectivitySamsung Q70CSamsung Q80C
HDMI Ports44
HDMI (High Frame Rate)4K 120Hz (for HDMI 1/2/3/4)4K 120Hz (for HDMI 1/2/3/4)
HDMI Audio Return ChannelYesYes
USB Ports22
Ethernet (LAN)11
Digital Audio Out (Optical)11
RF In (Terrestrial / Cable input / Satellite Input)1/1(Common Use for Terrestrial)/01/1(Common Use for Terrestrial)/0
Ex-Link (RS-232C)11
WiFiYes (WiFi5)Yes (WiFi5)
BluetoothYes (BT5.2)Yes (BT5.2)
Anynet+ (HDMI-CEC)YesYes

Samsung Q70C and Samsung Q80C price

The pricing of the Samsung Q70C and Q80C QLED TVs varies based on the size and model. Generally, the Q70C is priced slightly lower than the Q80C, making it a more budget-friendly option.

Samsung Q70C prices:

  • 55-inch: $1,000
  • 65-inch: $1,300
  • 75-inch: $1,800
  • 85-inch: $2,800

Samsung Q80C prices:

  • 50-inch: $1,000
  • 55-inch: $1,200
  • 65-inch: $1,500
  • 75-inch: $2,200
  • 85-inch: $3,300
  • 98-inch: $8,000

While the Samsung Q80C offers a 50-inch model priced at $1,000, there is no 50-inch model in the Q70C lineup. However, the Q70C offers a 55-inch model, also priced at $1,000. In this case, you can sacrifice 5 inches of screen size in exchange for better features and performance.

As the TV size increases, the price difference between the Samsung Q70C and Q80C QLED TVs becomes more significant. The price gap between the two models can reach up to $500 for larger screen sizes.

Here’s a general price comparison table:

SizeSamsung Q70C PriceSamsung Q80C PricePrice Difference

These prices may vary depending on factors such as the retailer, location, and any ongoing promotions or discounts.


In conclusion, the Samsung Q70C and Q80C QLED TVs offer distinct differences across various aspects. The Q70C features a slim design with slim bezels, while the Q80C boasts a sleek chamfer design and a four-bezel-less display, providing a more immersive visual experience.

Video capabilities vary between the two models. The Q70C utilizes a Quantum Processor 4K, while the Q80C incorporates the more advanced Neural Quantum Processor 4K, resulting in enhanced upscaling for improved image quality. The Q80C also offers Quantum HDR+ technology, delivering more vibrant and accurate HDR performance.

Audio-wise, the Q70C provides a 20W sound output, while the Q80C takes it further with a higher 40W output, along with additional features like OTS Lite and Q-Symphony, offering a more immersive audio experience.

The Samsung Q70C and Q80C QLED TVs offer the same smart features, including Tizen Smart TV platforms, built-in voice assistants, and others. Both models support a 120Hz refresh rate, Auto Game Mode, and many other game features. Additionally, they provide the same connectivity options with multiple HDMI and USB ports, Ethernet, and Wi-Fi capabilities.

Price is an important factor to consider when choosing between the Samsung Q70C and Q80C QLED TVs. The Q70C offers impressive features at a more affordable price, while the Q80C comes with a higher cost due to its advanced technology and enhanced features. On average, the two models have a price difference of around $300.

Ultimately, the decision depends on your budget and whether you prioritize the slightly better image quality and audio performance of the Q80C. If budget is a concern, the Q70C provides a compelling option with great features.



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