The picture quality greatly enhances the Samsung QLED QD TV Q7F evaluation

As the world's leading consumer electronics giant, Samsung has always been an unassailable position in the TV field and has occupied the top position in the global TV sales chart for eleven consecutive years. So every year, Samsung's products have led the industry trend, from the earliest smart TVs, UHD ultra high-definition televisions, curved TVs to the new Quantum TV all verify this point. Especially since 2017, the debate on quantum dots and OLEDs has been even more intense than ever. As the leading brother of Quantum Dots, Samsung’s latest third-generation QLED TV has become The focus of attention, its actual quality performance is believed to be the most concerned.
Today, Samsung QLED Quantum TV new Q7F (complete model for Samsung QA65Q7FAMJXXZ) took the lead to our IT168 evaluation room, you can see from the naming, it is second only to the high-end series of Q8C and Q9F, taking into account the current Q9F also No domestic sales, but Q8C is a curved model, so the current Q7F can also be seen as the flagship product of flat-panel TVs, for friends who prefer flat-panel TVs is a better choice. The biggest change in Samsung's next-generation QLED TVs is the use of the addition of cadmium-free nanocrystalline semiconductor quantum dots, which have brought QD technology to a whole new level with its outstanding luminous efficiency and stability, and its unprecedented wide color gamut.

Samsung's official QLED TV data is surprisingly high, and can display peak brightness of up to 1500-2000 nits. This brightness is six times that of ordinary TVs, and it is also a very comfortable brightness peak that can be perceived by the human eye. Second, thanks to the invention of quantum dot materials, QLED TV can present the best picture quality performance to date and restore the true picture. Samsung QLED Light Quality TV is the world's first TV product capable of restoring 100% color rendering volume. It can accurately represent the DCI-P3 color space, meaning that it can restore all colors at any brightness level, providing ultra high The gamut coverage.
Below, the author will have to confirm its actual performance through professional tests. Before starting the evaluation, we first take a look at the main parameters of this TV.

Leading the way in the minimalist design of Samsung QLED TV appearance Samsung TV has always been unique in its product design. Consumers want a TV that is as beautiful as it is when it is turned off and on, and Samsung is Keep this in mind when designing a new QLED TV. Samsung's latest QLED TV Q7F presents a neat and elegant design aesthetic, with a slimmer bezel and neat and clean back that blends TV and modern home environments. At the same time, the Q7F's invisible cabling design avoids a mess of cables and makes the TV truly a living and design work of art.
Art Beauty Samsung QLED Quantum TV Q7F Tour
The upgrade of quality QLED Quantum Dots is actually measured in the screen testing section, which is mainly the testing of the basic quality of the screen itself, including two major items of objective data testing and actual camera testing. The test data was tested by professional instruments (TOPCON's BM-7 luminance meter) on TV screen brightness, NTSC color gamut range, bright and dark contrast, and dark field performance. The camera part is mainly in the darkroom situation, with a TV external U disk, playing a good selection of people, landscapes, night scenes, sports and other different types of video, the screen's dynamic clarity, details of the reduction test.

â–²BM-7 (brightness meter) test process
As a TV, image quality must be the most essential factor. How does a good image quality be defined? From the author's point of view, the best TV quality is to achieve the same effect as the actual environment we see with the naked eye, and finally the ultimate. The goal is also WYSIWYG. For color, one of the criteria for measuring good or bad is the color gamut, and the other is the color accuracy. The color gamut is the range of the color range that is presented. For example, if the human eye can discriminate a total of about 10 million colors, the television itself must As much as possible to present these colors, so we introduced the NTSC color gamut concept (developed by the National Television Standards Committee of the United States). As for the color accuracy, the best test method is to compare the color of the TV display with the human eye. difference.
After the professional instrument BM-7 test, the specific quality performance parameters of the Samsung Q7F TV are as follows: Under the default LED setting conditions, the measured brightness reaches 657.5 nits, and the black field brightness has been lower than the limit of the instrument by 0.01 nits, which can be said to be close to infinite contrast In addition, it should be noted that the test for extreme brightness needs to be achieved by playing a specific film source in HDR format. At this time, the brightness of the brightest screen has exceeded 1,500 nits, and it can be said that the performance is extremely good. In addition, the measured NTSC color gamut has reached 103.72%, which is significantly higher than the 72% color gamut of current mainstream TVs. It also greatly exceeds Samsung's previous generation of quantum dot TVs.


â–² Gamut test results
Next is the test in HDR video playback. Constrained by the limitations of camera sensitivity, photos do not fully reflect the true picture effect, but we can still clearly see through the naked eye that the Samsung Q7F TV not only has high brightness but also has better preservation of details, which is the tiger in the above picture. The texture of the back, the details of the dark surface of the water can also be more objective to reflect the difference.

â–² Samsung Q7F HDR mode video playback test
In addition, the following frame is also an HDR movie. You can see that the moon, starry sky, and sea areas can also reflect the advantages of HDR mode. Black is darker, white is whiter, and sharper.

â–² Samsung Q7F HDR mode video playback test
Samsung Q7F uses a new Q image engine, plus optimization of ultra-clear local area light control technology and professional precision control black technology blessing, can calculate the details of the scene in the dark and bright scenes can be accurately identified at the same time Objects that need to be retained perform a variety of image quality processing actions so that they can output control and optimize other valid image information. It can be clearly seen from the figure below, such as the details of the dark light and the yellow wall, which is very good.

â–² Samsung Q7F ultra high-definition photo real shot

â–² Samsung Q7F ultra high-definition photo real shot
4K Super HD Real Shot In order to more intuitively reflect the quality performance of the Samsung Q7F TV, we have taken a series of pictures. This set of pictures mainly reflects the red, green, and blue color reproduction capabilities and strong viewing and lighting Details restore performance.

â–² 4K ultra HD real shot

â–² 4K ultra HD real shot
In addition to the difference in the display of static ultra-clear pictures, the 4K ultra-clear demonstration film can also be seen in the real part of its excellent, you can carefully observe the human skin color, fish, shrimp scales details and color performance.

â–²4K demonstration film real shot

â–²4K demonstration film real shot

â–²4K demonstration film real shot
Summary: Samsung's latest QLED Quantum TV Q7F in the picture quality compared to the previous generation of products has been greatly improved, combined with ultra-wide color gamut and fine detail reduction capabilities, bringing closer to the true color performance.
Operation experience upgrade system UI Detailed intelligent system aspects, Q7F still continues the previous Samsung operating system, but upgraded to a quad-core processor and an external host box, plus a new intelligent minimalist remote control, so in the operating fluency and The appearance of the interface has been greatly improved.

â–² External Host Box
The remote control part needs to introduce more about it. This is a newly designed Bluetooth remote control. It has a sense of future technology in design, and the metal material feel is also first class. At the same time support voice input and a variety of shortcut keys, said that the best remote control on the market is not an exaggeration.

â–² new minimalist button metal remote control

â–² support voice command manipulation
After booting, there will be a special animation wizard interface. After setting up the network, TV channels and usage preferences, it will enter the main interface. From the menu interface, you can see the arrangement of intuitive posters, function at a glance, press the home button to call out the next menu in any interface, the main large block includes settings, APP applications, TV, Mango TV and some built-in Application, icon design is very intuitive and concise.

â–² Samsung Q7F system UI interface
The control interface on the TV can be said to be streamlined to the extreme, never seen a more than 3 levels of menu, in addition to change the settings, most of the operations can be directly in the two levels of menu, which can be said in addition to excellent fluency One of the biggest advantages of Samsung's new system.

â–² System menu
In terms of smart applications, Samsung also offers a dedicated app store where you can download more practical apps and simple games.

â–² App Store

â–² application download interface

â–² Built-in Douban Movie App
At the same time, Samsung upgraded the Smart Hub operation interface to the main screen of the mobile phone APP to preview the integrated content through the newly upgraded Smart View APP. Users can select their favorite TV live shows and video on demand services through the Smart View APP on their mobile phones. The user can also choose to use a mobile device to receive broadcast reminders of frequently viewed programs, such as broadcast time, on-line notifications.

â–² mobile phone APP interface
Summary: System fluency is good, but also simple and beautiful enough, easy to operate, but the number of applications yet to be further increased.
Online video For today's smart TV users, the most used is the video playback function, the video playback is mainly compared to the number of movie resources, the latest resources, video clarity, sound effects, 4K/Dolby/VR/ other special area Content aspect. With respect to online video content, Samsung TV has cooperated with a number of Internet TV licensees to introduce a huge amount of video program resources to cover the different audiovisual needs of the entire family, men, women and children. The Q7F's main collaboration today is the mango TV, one of the Internet TV licensees.

â–²Samsung Online Video
In the newly released interface, it can closely follow hotspots. For example, the latest popular variety shows and movies have related theme interfaces. Just use the remote control to click on the movie icon you want to see, then you can enter the player interface. It not only introduces the story, but also has useful functions such as related recommendations, characters, and labels. It is easy to use. In the latest movie, we can see many new films just released this year, and the update rate is still very fast.

â–²Movie interface
In addition, Samsung TV also has a dedicated 4K, Dolby area to provide high-quality online film sources. Of course for ordinary users, according to the quality of the film source, it can be divided into standard definition, high-definition, and ultra-clear types. Users can select the corresponding source according to their own network conditions and display devices.

â–² Dolby Area

â–²4K theater

â–² movie play real shot
The resources of Mango TV are actually Hunan Satellite TV's content resources, especially in the variety show and solo hot play. There are many unique advantages that can satisfy the preferences of users of different ages. It is good for fans of Mango Taiwan. select.

â–² flowers and teenagers play real shot
Evaluation conclusion:
As the flagship model of QLED QD TV, Samsung Q7F strives to be perfect in all aspects. It adopts an elegant minimalist design. The metal's ultra-narrow frame, ultra-thin body and metal plating base make the TV even more elegant and elegant. At the same time, external host boxes, invisible traces, detachable backplanes and other detail handling and humanization are also remarkable. In terms of picture quality, the introduction of new quantum dot technology and top-level processing chips has made its performance extremely outstanding. The 4K resolution plus the enhanced effect of the wide color gamut is also very obvious, plus the HDR1500 technology, it really makes it The quality performance reaches the pyramid level of the currently available products.
In terms of functions, Samsung Q7F, through its cooperation with Mango TV, has brought its most comprehensive 4K resource library with its powerful resource integration capabilities, allowing 4K content to be truly used by users. The self-made UI interface has been enhanced in terms of aesthetics, fluency, and ease of use. Coupled with third-party resources in the app store, online video programs can be said to be rich in quantity and quality. In addition, features such as mobile Internet, voice control, and USB playback are very practical and better than the vast majority of smart TVs on the market today.
At present, Samsung's Q7F 65-inch TV is quoted at 26,999 yuan in electricity. Considering top-level appearance, the perfect picture quality is very suitable for audiophile users.

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