72points

LG 55LM640

79points

LG UH7700 55"

LG 55LM640
Comparison winner
LG UH7700 55"
vs
vs

104 facts in comparison

LG 55LM640 vs LG UH7700 55"

LG 55LM640
LG UH7700 55"

Why is LG 55LM640 better than LG UH7700 55"?

  • Supports USB recording
    ?
  • 1 more HDMI ports
    ?

    4vs3
  • 1.67x higher refresh rate
    ?

    400Hzvs240Hz
  • 99W lower power consumption on operation
    ?

    71W vs170W
  • 0.2W lower power consumption on standby
    ?

    0.3W vs0.5W
  • Has a VGA connector
    ?
  • 20.2mm thinner
    ?

    33.1mmvs53.3mm
  • Has a child lock
    ?

Why is LG UH7700 55" better than LG 55LM640?

  • 2.02x higher pixel density
    ?

    80.7ppivs40ppi
  • 4x higher resolution
    ?

    3840 x 2160pxvs1920 x 1080px
  • Supports a remote smartphone
    ?
  • Newer HDMI version.
    ?

    HDMI 2.0vsHDMI 1.4
  • Has DTS Surround
    ?
  • Has an HDR10-enabled display
    ?
  • Supports Wi-Fi 5 (802.11ac)
    ?
  • Has a display in 24p
    ?

Price comparison

User reviews

No reviews yet

Be the first. Use your experience to help others in the community make a decision.

Write a review

Display

Display type

LED-backlit, LCD

IPS, LCD, LED-backlit

The type of technology used in the display.
screen size

55"

54.6"

The bigger the screen size is, the better the user experience.
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.
pixel density

40ppi

80.7ppi

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.
has an LED-backlit display
LG 55LM640
LG UH7700 55"
Uses LED backlighting, resulting in better image quality, more vibrant colors and richer blacks.
Has an OLED or AMOLED display
LG 55LM640
LG UH7700 55"
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.
display colors

Unknown. Help us by suggesting a value. (LG 55LM640)

Unknown. Help us by suggesting a value. (LG UH7700 55")

Number of colors that a display can accurately reproduce.
bit depth

Unknown. Help us by suggesting a value. (LG 55LM640)

Unknown. Help us by suggesting a value. (LG UH7700 55")

Bit depth is the number of bits used to indicate the color of a single pixel. The more bits, the more color range a panel displays. An 8-bit panel uses 256 levels per channel and displays 16.7 million colors, while a 10-bit one reaches 1024 and displays 1.07 billion colors.
brightness

Unknown. Help us by suggesting a value. (LG 55LM640)

Unknown. Help us by suggesting a value. (LG UH7700 55")

A nit is a measurement of the light that a display emits, equal to one candela per square meter. Brighter displays ensure a screen's contents are easy to read, even in sunny conditions.

Connectivity

supports Wi-Fi
LG 55LM640
LG UH7700 55"
The device can connect to Wi-Fi.
Has Bluetooth
LG 55LM640
LG UH7700 55"
Bluetooth is a wireless technology that allows you to easily transfer data between different devices, such as smartphones, tablets and computers.
HDMI version

HDMI 1.4

HDMI 2.0

Newer versions of HDMI support higher bandwidth, which allows for higher resolutions and frame rates.
More HDMI ports mean that you can simultaneously connect numerous devices, such as video game consoles and set-top boxes.
HDMI ports on the side are easier to access than those in the back and can be useful for plugging and unplugging devices quickly.
has an HDMI output
LG 55LM640
LG UH7700 55"
Devices with a HDMI or mini HDMI port can transfer high definition video and audio to a display.
Bluetooth version

Unknown. Help us by suggesting a value. (LG 55LM640)

Unknown. Help us by suggesting a value. (LG UH7700 55")

Bluetooth is a wireless technology standard that allows data transfers between devices placed in close proximity, using short-wavelength, ultra-high frequency radio waves. Newer versions provide faster data transfers.
With more USB ports, you are able to connect more devices.
The USB ports on the side are easier to access than those in the back and can be useful for plugging and unplugging devices quickly.

Audio

supports Dolby Digital
LG 55LM640
LG UH7700 55"
If the device supports Dolby Digital it can deliver up to six different audio channels (sides) for a much better sound quality.
has DTS Surround
LG 55LM640
LG UH7700 55"
DTS Surround is a high-quality audio codec that supports up to six audio channels, with good bitrates and audio quality.
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.
supports Digital Out
LG 55LM640
LG UH7700 55"
Devices that support Digital Out can deliver sound through optic fiber audio cables (like TOSLINK) or coaxial audio cables, which can transmit high-resolution audio at fast speeds.
supports Dolby Digital Plus
LG 55LM640
LG UH7700 55"
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.
has SRS TheaterSound HD
LG 55LM640
LG UH7700 55"
SRS devices create an immersive 3D soundfield using only two speakers, simulating the kind of audio experience delivered by devices that support Dolby Digital.
has stereo speakers
LG 55LM640
LG UH7700 55"
Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.
has Dolby Atmos
LG 55LM640
LG UH7700 55"
Dolby Atmos is a surround sound technology that allows sounds to be interpreted as three-dimensional objects. By doing so, Dolby Atmos allows for immersive, 360-degree sound.
has DTS-HD Master Audio
LG 55LM640
LG UH7700 55"
DTS-HD Master Audio supports unlimited surround sound channels and lossless audio. This standard delivers one of the best possible audio qualities.

Design

width

1.23m

1.24m

The width represents the horizontal dimension of the product.
weight

21.3kg

16.78kg

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.
thickness

33.1mm

53.3mm

The thickness (or depth) of the product.
height

723mm

716.3mm

The height represents the vertical dimension of the product.
volume

Unknown. Help us by suggesting a value. (LG 55LM640)

Unknown. Help us by suggesting a value. (LG UH7700 55")

Volume is the quantity of three-dimensional space enclosed by the product's chassis or, in simpler terms, the space the product occupies.
bezel size

Unknown. Help us by suggesting a value. (LG 55LM640)

Unknown. Help us by suggesting a value. (LG UH7700 55")

The bezel size on a device is the extra space that surrounds the actual screen. The smaller it is the more aesthetically pleasing it appears.
height adjustment range

Unknown. Help us by suggesting a value. (LG 55LM640)

Unknown. Help us by suggesting a value. (LG UH7700 55")

Devices with height adjustment provide a full range of height possibilities resulting in maximum comfort.
Supports VESA mount
LG 55LM640
LG UH7700 55"
The VESA mount is a standard used by most manufacturers. A device that supports the VESA mount can be mounted on many different supports, from arms to wall mounts.
maximum operating temperature

Unknown. Help us by suggesting a value. (LG 55LM640)

Unknown. Help us by suggesting a value. (LG UH7700 55")

The maximum temperature at which the device can perform to the optimal level.

Features

has Chromecast built-in
LG 55LM640
LG UH7700 55"
Chromecast built-in is a technology that allows users to stream entertainment and apps from their phone, tablet, or laptop, straight to the Chromecast-enabled device.
has AirPlay
LG 55LM640
LG UH7700 55"
AirPlay allows wireless connection of Apple devices with external screens or speakers. You may stream computer screen, video and music from iOS devices, play games like on consoles or present your slideshows easily on your TV.
has built-in smart TV
LG 55LM640
LG UH7700 55"
Devices with built-in smart TV features (such as Android TV or webOS) allow you to access popular streaming apps without the need to purchase/connect a separate smart TV device.
compatible with Google Assistant
LG 55LM640
LG UH7700 55"
It is compatible with Google Assistant, allowing you to use voice commands to control the device from other Google Assistant-compatible devices.
works with Alexa
LG 55LM640
LG UH7700 55"
It is compatible with Amazon’s Alexa voice assistant, allowing you to use voice commands to control the device from other Alexa-compatible devices.
works with Siri/Apple HomeKit
LG 55LM640
LG UH7700 55"
It is compatible with Apple's Siri voice assistant, allowing you to use voice commands to control the device from other Apple HomeKit-compatible devices.
supports a remote smartphone
LG 55LM640
LG UH7700 55"
This technology allows the users to use their smartphone as a remote control for the device.
has a rechargeable remote control
LG 55LM640
LG UH7700 55"
The remote control is rechargeable, so you don't have to worry about replacing the batteries.
supports USB recording
LG 55LM640
LG UH7700 55"
USB recording is the capacity of the device to record content into plugged in USB devices.

Miscellaneous

has a 24p cinema mode
LG 55LM640
LG UH7700 55"
24p is a video format (24 frames per second) traditionally used in cinema. Nowadays, it is used to create film-like motion characteristics.
supports text-to-speech
LG 55LM640
LG UH7700 55"
This enables your device to verbalize on-screen content.
has a physical QWERTY keyboard
LG 55LM640
LG UH7700 55"
Text messaging is much faster due to a hardware keyboard.
has a stereo microphone
LG 55LM640
LG UH7700 55"
A stereo microphone allows to record audio files or movies in stereo without an external microphone.
Has a radio
LG 55LM640
LG UH7700 55"
A built-in FM radio tuner allows you to listen to most of the live-broadcasted FM radio stations without using the internet.
has a touch screen
LG 55LM640
LG UH7700 55"
You can operate the device easily, by pressing the screen with your fingers.
has a microphone input
LG 55LM640
LG UH7700 55"
A microphone port allows connecting external high-end or specialized microphones.
has NFC
LG 55LM640
LG UH7700 55"
NFC (near-field communication) allows a device to perform simple wireless transactions, such as mobile payments. Note: this feature may not be available in all markets.

Price comparison

Which are the best TVs?

Show all
This page is currently only available in English.