93points

LG 55LM640

84points

Sony XBR X830C 49"

Comparison winner
LG 55LM640
Sony XBR X830C 49"
vs
vs

82 facts in comparison

LG 55LM640 vs Sony XBR X830C 49"

LG 55LM640
Sony XBR X830C 49"

Why is LG 55LM640 better than Sony XBR X830C 49"?

  • 13.4% bigger screen size
    ?

    55"vs48.5"
  • Supports USB recording
    ?
  • 79W lower power consumption on operation
    ?

    71W vs150W
  • 0.2W lower power consumption on standby
    ?

    0.3W vs0.5W
  • Has a VGA connector
    ?
  • Supports common interface
    ?
  • Is DLNA-certified
    ?
  • 26.8mm thinner
    ?

    33.1mmvs59.9mm

Why is Sony XBR X830C 49" better than LG 55LM640?

  • 2.27x higher pixel density
    ?

    90.8ppivs40ppi
  • 4x higher resolution
    ?

    3840 x 2160pxvs1920 x 1080px
  • 139mm narrower
    ?

    1.09mvs1232mm
  • 6.9kg lighter
    ?

    14.4kgvs21300g
  • Supports a remote smartphone
    ?
  • 0.6 newer HDMI version
    ?

    2vs1.4
  • Has a display in 24p
    ?
  • Supports Dolby Digital Plus
    ?

Price comparison

Sony XBR X830C 49"

Buy used:

$1,644.35

ProductStorePrice
Sony XBR X830C 49" AmazonSony A8H 55-inch TV: BRAVIA OLED 4K Ultr...Sony A8H 55-inch TV: BRAVIA OLED 4K Ultra HD Smart TV with HDR and Alexa Compatibility - 2020 Model
Amazon logo
$1,299.99
Sony XBR X830C 49" AmazonSony X80J 55 Inch TV: 4K Ultra HD LED Sm...Sony X80J 55 Inch TV: 4K Ultra HD LED Smart Google TV with Dolby Vision HDR and Alexa Compatibility KD55X80J- 2021 Model
Amazon logo
$798.00
Sony XBR X830C 49" AmazonSony 32-inch 720p Smart LED TV (KDL32W60...Sony 32-inch 720p Smart LED TV (KDL32W600D, 2016 Model)
Amazon logo
$298.00
Sony XBR X830C 49" AmazonSony X900H 75-inch TV: 4K Ultra HD Smart...Sony X900H 75-inch TV: 4K Ultra HD Smart LED TV with HDR, Game Mode for Gaming, and Alexa Compatibility - 2020 Model
Amazon logo
$1,998.00
Sony XBR X830C 49" AmazonSony X950H 49-inch TV: 4K Ultra HD Smart...Sony X950H 49-inch TV: 4K Ultra HD Smart LED TV with HDR and Alexa Compatibility - 2020 Model
Amazon logo
$998.00
Sony XBR X830C 49" AmazonSony KDL32W600D 32-Inch Built-in Wi-Fi H...Sony KDL32W600D 32-Inch Built-in Wi-Fi HD TV with Knox Gear Ultra-Thin Digital HDTV Antenna Bundle (2 Items)
Amazon logo
$329.99
Sony XBR X830C 49" AmazonSony XBR-75X800G 75" 4K UHD LED Smart An...Sony XBR-75X800G 75" 4K UHD LED Smart Android TV with HDR (2019)
Amazon logo
$1,598.00
Sony XBR X830C 49" AmazonSony XBR-75X940E 75-inch 4K HDR Ultra HD...Sony XBR-75X940E 75-inch 4K HDR Ultra HD Smart LED TV (2017 Model)
Amazon logo
$1,798.00

Design

1.width

1.23m

1.09m

The width represents the horizontal dimension of the product. We consider a smaller width better because it assures easy maneuverability.
2.weight

21.3kg

14.4kg

We consider a lower weight better because lighter devices are more comfortable to carry. A lower weight is also an advantage for home appliances, as it makes transportation easier, and for many other types of products.
3.supports a remote smartphone
LG 55LM640
Sony XBR X830C 49"
This technology allows the users to use their smartphone as a remote control for the device.
How much power the device consumes when it's switched on.
The power consumption in standby mode, also called energy-saving mode, measures the amount of power the device consumes when shut down but still plugged in.
6.thickness

33.1mm

59.9mm

We consider a thinner chassis better because it makes the product more compact and portable. Thinness is a feature highlighted by many manufacturers of mobile devices, but it is essential for a wide range of products.
7.has a wall bracket
LG 55LM640
Sony XBR X830C 49"
This bracket allows the user to change the viewing angle manually by up to 90 degrees.
8.shipping weight

30.6kg

19.1kg

The gross weight of the product when packaged, including all wrapping, and boxing.
9.has a motorised wall bracket
LG 55LM640
Sony XBR X830C 49"
This stand allows the user to change the viewing angle by up to 90 degrees with a remote control.

Display

1.pixel density

40ppi

90.8ppi

Pixel density is a measurement of a screen's resolution, expressed as the number of pixels per inch (PPI) on the screen. A higher pixel density translates into more clarity and sharpness for the images rendered on the screen, thus improving the quality of the viewing experience.
2.resolution

1920 x 1080px

3840 x 2160px

Resolution is an essential indicator of a screen's image quality, representing the maximum amount of pixels that can be shown on the screen. The resolution is given as a compound value, comprised of horizontal and vertical pixels.
The bigger the screen size is, the better the user experience.
4.has an LED-backlit display
LG 55LM640
Sony XBR X830C 49"
Uses LED backlighting, resulting in better image quality, more vibrant colors and richer blacks.
5.Has an OLED or AMOLED display
LG 55LM640
Sony XBR X830C 49"
OLED (Organic Light-Emitting Diode) displays are formed of organic materials that emit light. They have higher contrast ratios and wider viewing angles compared to LCDs. AMOLED and POLED are types of OLED displays.
6.has a display in 24p
LG 55LM640
Sony XBR X830C 49"
A display that supports 24p can display content at the same speed of a screen cinema, for a more cinematic experience.
7.has an IPS screen
LG 55LM640
Sony XBR X830C 49"
IPS (In-Plane Switching) is a technology used for LCDs. It was designed to overcome the main limitations of conventional twisted nematic TFT displays: limited viewing angles and low-quality color reproduction. PLS (Plane-to-Line Switching) is a type of IPS screen developed by Samsung, with increased brightness and lower production costs.
8.has an ambient light sensor
LG 55LM640
Sony XBR X830C 49"
An ambient light sensor adjusts the luminance of the device according to the amount of natural light that surrounds it.
9.Has a curved display
LG 55LM640
Sony XBR X830C 49"
A curved screen is designed to better fill a user's field of vision, giving the viewer a sense of being immersed in the image. As our eyes have a natural curvature, these displays can also help to reduce eye strain.

Connectivity

1.supports Wi-Fi
LG 55LM640
Sony XBR X830C 49"
The device can connect to Wi-Fi.
With more USB ports, you are able to connect more devices.
More HDMI ports mean that you can simultaneously connect numerous devices, such as video game consoles and set-top boxes.
Newer versions of HDMI support higher bandwidth, which allows for higher resolutions and frame rates.
5.supports Wi-Fi 4 (802.11n)
LG 55LM640
Sony XBR X830C 49"
Wi-Fi 4 (802.11n) is a wireless standard released in 2009. It has faster transfer rates and improved security compared to its predecessors – a, b, and g.
6.has a VGA connector
LG 55LM640
Sony XBR X830C 49"
VGA connector is a widespread connector and is found on many video cards, computer monitors, and some television sets.
7.supports common interface
LG 55LM640
Sony XBR X830C 49"
This is a technology which allows separation of the TV screen and the decoder. It is used for pay-to-view TV (like Apple TV).
8.is DLNA-certified
LG 55LM640
Sony XBR X830C 49"
All DLNA-certified products are compatible with one another. When different devices are connected to the same network, data can be transferred easily between them.
The more composite ports a device has, the more devices can be simultaneously connected, such as video game consoles and set-top boxes.

Audio

1.supports Dolby Digital
LG 55LM640
Sony XBR X830C 49"
If the device supports Dolby Digital it can deliver up to six different audio channels (sides) for a much better sound quality.
2.has stereo speakers
LG 55LM640
Sony XBR X830C 49"
Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.
3.has DTS Surround
LG 55LM640
Sony XBR X830C 49"
DTS Surround is a high-quality audio codec that supports up to six audio channels, with good bitrates and audio quality.
4.supports Dolby Digital Plus
LG 55LM640
Sony XBR X830C 49"
If a device supports Dolby Digital Plus it can deliver up to fourteen different audio channels (sides) with improved bitrates, for a much better sound quality.
5.audio output power

2 x 10W

2 x 10W

Audio output power is based on the number of speakers and their power in watts. High audio output power results in loud, clear sounds.
6.supports Dolby Digital MS10
LG 55LM640
Sony XBR X830C 49"
If a device supports Dolby Digital MS10 it can decode Dolby Digital and Dolby Digital Plus.
7.has SRS TheaterSound HD
LG 55LM640
Sony XBR X830C 49"
SRS devices create an immersive 3D soundfield using only two speakers, simulating the kind of audio experience delivered by devices that support Dolby Digital.
8.has a subwoofer
LG 55LM640
Sony XBR X830C 49"
Devices with a subwoofer have a higher quality, deeper bass.
9.has auto volume
LG 55LM640
Sony XBR X830C 49"
This technology adjusts the volume of the device according with what the video player needs.

Features

1.supports USB recording
LG 55LM640
Sony XBR X830C 49"
USB recording is the capacity of the device to record content into plugged in USB devices.
2.has a sleep timer
LG 55LM640
Sony XBR X830C 49"
A sleep timer is a function that shuts off the power after a preset amount of time.
3.has time shift
LG 55LM640
Sony XBR X830C 49"
This function allows the user to record and program a file to a storage medium (dvd player or usb) to be viewed or listened at a more convenient time.
4.has a search browser
LG 55LM640
Sony XBR X830C 49"
With a search browser app, you can surf the internet from your device.
5.has a child lock
LG 55LM640
Sony XBR X830C 49"
A child lock enables adults to prevent or restrict children’s use of the device.
6.supports two-player full-screen gaming
LG 55LM640
Sony XBR X830C 49"
With this function, both players can see their own game in full-screen simultaneously by wearing special glasses.
7.has a front camera
LG 55LM640
Sony XBR X830C 49"
A front camera, also called secondary camera, can be used for video chats/selfies.
8.has voice commands
LG 55LM640
Sony XBR X830C 49"
You can use your voice to control key functions of the device and you can easily access your device without pushing any button.
9.supports text-to-speech
LG 55LM640
Sony XBR X830C 49"
This enables your device to verbalize on-screen content.

Miscellaneous

1.has a 24p cinema mode
LG 55LM640
Sony XBR X830C 49"
24p is a video format (24 frames per second) traditionally used in cinema. Nowadays, it is used to create film-like motion characteristics.
2.has a socket for a 3.5 mm audio jack
LG 55LM640
Sony XBR X830C 49"
With a standard mini jack socket, you can use the device with most headphones.

Price comparison

Sony XBR X830C 49"

Buy used:

$1,644.35

ProductStorePrice
Sony XBR X830C 49" AmazonSony A8H 55-inch TV: BRAVIA OLED 4K Ultr...Sony A8H 55-inch TV: BRAVIA OLED 4K Ultra HD Smart TV with HDR and Alexa Compatibility - 2020 Model
Amazon logo
$1,299.99
Sony XBR X830C 49" AmazonSony X80J 55 Inch TV: 4K Ultra HD LED Sm...Sony X80J 55 Inch TV: 4K Ultra HD LED Smart Google TV with Dolby Vision HDR and Alexa Compatibility KD55X80J- 2021 Model
Amazon logo
$798.00
Sony XBR X830C 49" AmazonSony 32-inch 720p Smart LED TV (KDL32W60...Sony 32-inch 720p Smart LED TV (KDL32W600D, 2016 Model)
Amazon logo
$298.00
Sony XBR X830C 49" AmazonSony X900H 75-inch TV: 4K Ultra HD Smart...Sony X900H 75-inch TV: 4K Ultra HD Smart LED TV with HDR, Game Mode for Gaming, and Alexa Compatibility - 2020 Model
Amazon logo
$1,998.00
Sony XBR X830C 49" AmazonSony X950H 49-inch TV: 4K Ultra HD Smart...Sony X950H 49-inch TV: 4K Ultra HD Smart LED TV with HDR and Alexa Compatibility - 2020 Model
Amazon logo
$998.00
Sony XBR X830C 49" AmazonSony KDL32W600D 32-Inch Built-in Wi-Fi H...Sony KDL32W600D 32-Inch Built-in Wi-Fi HD TV with Knox Gear Ultra-Thin Digital HDTV Antenna Bundle (2 Items)
Amazon logo
$329.99
Sony XBR X830C 49" AmazonSony XBR-75X800G 75" 4K UHD LED Smart An...Sony XBR-75X800G 75" 4K UHD LED Smart Android TV with HDR (2019)
Amazon logo
$1,598.00
Sony XBR X830C 49" AmazonSony XBR-75X940E 75-inch 4K HDR Ultra HD...Sony XBR-75X940E 75-inch 4K HDR Ultra HD Smart LED TV (2017 Model)
Amazon logo
$1,798.00

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