Sony X750H 55-inch 4K Ultra HD LED TV The Complete Sony TV KD-75x780f/c Review With Pictures And Buyer’s Guide.

Sony X750H 55-inch 4K Ultra HD LED TV

Are you looking for a high definition flat-screen TV? The Sony X750H 55-inch 4K Ultra HD LED TV just might be what you are looking for. 

It has a lot of modern features and advancements that many others do not have. And, if you pair this TV with a Yamaha Rx sound system, you will be amazed at how much clarity of picture and sound you get.

Did you know? Netflix actually recommends this TV. 

If you want to know about the Sony X750H 55-inch 4K Ultra HD LED TV, this is the article for you. I will cover the display characteristics before going into the video and audio features, as well as their supported formats. Let’s get into it. 


The Sony X750H 55-inch 4K Ultra HD LED TV was made and introduced in the market in 2018 with an updated version coming out in 2020. It came as a combination of good quality of both sound and picture.

Edged in a narrow aluminum effect frame, the Sony X750H 55-inch 4K Ultra HD LED TV has a soundbar that it comes with along with its sleek design and beautiful appearance that can brighten up your entertainment room. 

This TV has an LCD screen that has a resolution as high as 4K UHD (3840 X 2160) with a refresh rate of 120 Hz. 

It has a great X1TM picture processor which is capable of scaling any video of low resolution to 4K UHD (3840 X 2160)

On top of that, it is HDR compatible and supports HDR 10 and HLG (Hybrid Log-Gamma)

The Sony X750H 55-inch 4K Ultra HD LED TV Basic Details

  • Country of Make: USA
  • Name of manufacturer: Sony
  • Series: X780F
  • Model: KD-75X780F
  • Size: 75”
  • Type: Smart TV

The Sony X750H 55-inch 4K Ultra HD LED TV Display

The size of the display, which is confirmed by the manufacturer, Sony, is rounded up to 74.5’’. This is the diagonal size. 

The width of this TV is approximately 5.413 feet or 64.9564 inches, which is measured using the diagonal size and the aspect ratio. 

On the other hand, the height falls at 3.0448 feet or 36.538 inches. If this is not provided by Sony or its distributors, you can calculate it from the diagonal and the aspect ratio. 

Aspect ratio is the ratio between the horizontal and the vertical side of the display. The common aspect ratios are 4:3, 5:4, 16:9 and of course, 16:9. The KD 780F has the 16:9 ratio.

Resolution of the screen is at 3840 X 2160 pixels Ultra HD (UHD)/ 4K/ 2160p. If you are not familiar with what resolution is, it is the information about the number of pixels on the horizontal and vertical side of the screen. A higher resolution results into a higher quality image. 

Panel bit depth of the screen is 10 bits (8 bits + FRC), which is the highest number of bits that provide a 30-bit color. Other common depths are 6 and 8 which give an 18-bit and 24-bit color, respectively.

Frame rate control (FRC) is the method that allows the pixels to show more tones. All TVs of the 780f series have FRC, including this one. 

The Pixel density is the number of pixels in a unit of length. 

The increase in resolution means that the pixel density increases. The pixel density of the KD 75X780F is 59 ppi (pixels per inch) or 23 ppcm (pixels per centimeter). 

The Sony X750H 55-inch 4K Ultra HD LED TV Other display characteristics

  • Display Technology: LCD 
  • Panel Type: VA
  • Backlight Type: LED
  • LED Type: Direct LED
  • Display Area: 94.58%
  • Backlight Dimming: Frame Dimming
  • Color depth: 1.07 Billion
  • Horizontal Viewing Angle: 178 degrees
  • Vertical Viewing Angle: 178 degrees

Sony X750H 55-inch 4K Ultra HD LED TV Video features

As we mentioned before, this TV has an X1TM picture processor. Besides that, it has a MotionflowTM XR 960 frame interpolation technique, which has a frequency of 960 Hz

It also has an interpolation value of 240. This value is often confused with refresh rate of the screen. 

HDR is responsible for expanding the contrast ratio and the color palette to give a more detailed and life-like image. This TV has HDR 10. 

The TV has a dynamic backlight control as well as a contrast enhancer, so you can adjust in any way you want. Also, these controls come with presets (templates) that you can choose from.

Sony X750H 55-inch 4K Ultra HD LED TV Other video features

  • 3D capabilities: Not supported 
  • Advanced HDR by Technicolor®: Not available 
  • HLG (Hybrid Log Gamma): Available 
  • X- RealityTM PRO: Available (4K) 
  • IMAX Enhanced: Not available
  • AMD FreesyncTM: Not available
  • Black Frame Insertion: Available
  • Dual database processing: Not available
  • Object-based super resolution: Not supported
  • Super bit mappingTM 4K HDR: Available
  • Object-based HDR remaster: Available 

Sony X750H 55-inch 4K Ultra HD LED TV Audio features

In this section, we will talk about the audio characteristics, specifically the speakers. A speaker is a device that converts electrical audio signals into acoustic vibrations. The result comes as a corresponding sound of the video.

The speaker types installed in this TV are Bass reflex speakers, which give high quality sounds that are well-balanced. 

Here are the other Sony X750H 55-inch 4K Ultra HD LED TV characteristics

  • Speaker Power rates: 10 Walts + 10 Walts
  • DCEE: Available
  • Sound Processing: ClearAudio+ 
  • Simulated Surround sound: S-force front Surround
  • TV Center speaker Mode: Not available
  • Dolby Digital: Available
  • Dolby Digital Plus: Available
  •  Dolby Pulse: Available
  • DTS Digital Surround: Available

Sony X750H 55-inch 4K Ultra HD LED TV Connectivity

The TV has Google assistant, just like a lot of modern smartphones- mainly those that run on an Android operating system.

 It is a virtual assistant that was developed by Google and it was specially made to make your life easier. 

What if you would select what to watch by simply speaking to your TV? Sounds great, right? 

With Google assistant, you can simply tell it to play your favorite videos. As simple as that. Also, you can use it to change settings and make any adjustments that will improve your modern TV experience.

The TV has Bluetooth, with its Bluetooth version being 4.1 (a lot of TVs have a lower version. So you can connect with the Bluetooth on your phone and use it to transfer files into your TV.

Also, you can connect your TV to your smartphone through either Chromecast which is a built-in feature or screen mirroring or Miracast (Yes it is just as good as it sounds. 

The TV mirrors everything that is displaying on your phone). Also, you can Video & TV side view, which can be found on the google play store as well as the apple store. 

Sony X750H 55-inch 4K Ultra HD LED TV Other Connectivity Features

  • Wi-Fi: Available
  • Wi-Fi frequency: 2.4 GHz, 5 GHz
  • Wi-Fi Protocol: IEEE802.11ac/a/b/g/n
  • Ethernet Input: Available
  • Ethernet Standard: 10BASE-T/100BASE-TX
  • Google Home: Available
  • Works with Alexa: Yes
  • HDMI inputs: Yes, 4
  • HDMI Version: 2.0
  • HDMI Audio return channel (ARC): Yes
  • USB inputs: 3
  • USB 3.0 ports: 1
  • Satellite Inputs: No
  • Component Inputs: 1 (Hybrid)
  • Composite Inputs: 1 (Hybrid)
  • 3.5 mm headphone Audio Output: Yes
  • Optical Audio Output: Yes
  • RS-232C remote: 1
  • DLNA: Yes

Sony X750H 55-inch 4K Ultra HD LED TV Other Features

Even though we have covered both the video and the Audio features, there is still so much more to know about just how many other things to know about this TV and how it can benefit you. 

The storage of this Sony TV is as high as 16GB. With a space like that, you can keep quite a lot of things in it. 

Also, you can use some of the space to update apps on the Google play store as well as install new apps. Having said that, the TV runs on an Android operating system.

The operating systems of the smart TV sets feature interactive user interface technologies that are there for navigation and other interactive features. The Android version on this PC is either 7.0 (Nougat) or 8.0 (Oreo)


  • Voice command: Yes
  • Light sensor: Yes
  • Electronic program Guide: Yes 
  • App store: Google Play Store
  • Closed Captions: Yes. Both Analog and Digital closed captions
  • PVR Function: Yes
  • USB Drive format Support: FAT16/FAT32/ exFAT/ NTFS

What files are compatible With Sony X750H 55-inch 4K Ultra HD LED TV? (Format Support)

There are so many different formats of pictures, videos and audios out there. Let’s look at the ones that are compatible. Note that formats that are not in this list will not open, so read very carefully. 

Sony X750H 55-inch 4K Ultra HD LED TV Supported Video Formats

Your Sony X750H 55-inch 4K Ultra HD LED TV TV will be able to open: 

  • AVI (Audio Video Interleaved)
  • DivX
  • H.263
  • H.264
  • H.265
  • MKV (Matroska Multimedia Container, mkv, .mk3d, .mka, .mks)
  • M2TS
  • MP4
  • Quicktime (MOV, .qt)
  • WebM
  • WMV (windows media Video)
  • Xvid

Sony X750H 55-inch 4K Ultra HD LED TV Supported Audio formats

  • FLAC (Free Lossless Audio Codec)
  • LPCM
  • M4A
  • MIDI
  • MP3 (MPEG-2 Audio LayerII) 
  • WMA
  • WAV (waveform Audio file format)

Supported Image Formats

  • JPEG
  • GIF
  • PNG
  • MPO


The TV is mostly certainly fit for its purpose and has had a lot of great reviews for people who have purchased this state-of-the-art TV. Here are the pros

  • HDR10
  • Color Depth
  • DTS Digital Surround
  • High refresh rate (maybe one of the highest)
  • LED type (LED beats everything)
  • Backlight Name
  • Wide viewing angle
  • Panel Bit Depth
  • Powerful picture processor
  • DSEE
  • Clear Phase  


Every technological advancement comes with some drawbacks. This TV has the following

  • Does not support 3D display 
  • No HDR10+
  • No 4K HFR
  • No 2K HFR
  • No TV Center speaker mode
  • No Dolby Atmos
  • No WiSA ready
  • No advanced HDR by Technicolor
  • No IMAX Enchanced
  • No AMD Freesync

Sony X750H 55-inch 4K Ultra HD LED TV Power

When it comes to the power, the TV takes about 220 to 240 volts, as a normal rate. When it is on sleep mode, it only consumes as little as 0.5 watts. On the other hand, the maximum consumption possible is 370 watts. 

Eddie Mcfarren

Eddie Mcfarren is an avid blogger and audio enthusiast who enjoys a relatively long list of hobbies from Listening to music, backyard gardening to creating small scale businesses in varying niche markets. When he is not writing about the best gaming guides, he is probably researching best pet care tips for his pet dog (Tess the Staffordshire Terrier). Or he is busy researching what skincare products work best for his daughter, who, as a mixed-race, has combination skin type. He is crazy about retirement money saving using alternative revenue streams. You can link up with him via twitter or LinkedIn. In his, on words, he says, "I know that not all retirement goals are equal, so, regardless of your goals being a lifestyle change, money-saving or emergency preparedness, now is time to find tools and ways that work best for your retirement-saving and go to work!". He is an SEO expert and publisher who runs an independently owned and operated publishing business from the northwest Greater Manchester in the United Kingdom. His business model is primarily supported through affiliate programs and digital product creation.

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