90points

LG 47LM640

92points

Panasonic Viera TX-50CXW804

LG 47LM640
Comparison winner
Panasonic Viera TX-50CXW804
vs
vs

58 facts in comparison

LG 47LM640 vs Panasonic Viera TX-50CXW804

LG 47LM640
Panasonic Viera TX-50CXW804

Why is LG 47LM640 better than Panasonic Viera TX-50CXW804?

  • 1 more HDMI ports
    ?

    4vs3
  • 58mm narrower
    ?

    1.06mvs1121mm
  • 24W lower power consumption on operation
    ?

    64W vs88W
  • 0.2W lower power consumption on standby
    ?

    0.3W vs0.5W
  • 4.2kg lighter
    ?

    15.3kgvs19500g
  • Has a sleep timer
    ?
  • Supports Wi-Fi 4 (802.11n)
    ?
  • Has a VGA connector
    ?

Why is Panasonic Viera TX-50CXW804 better than LG 47LM640?

  • 1.89x higher pixel density
    ?

    89ppivs47ppi
  • 4x higher resolution
    ?

    3840 x 2160pxvs1920 x 1080px
  • 5.32% bigger screen size
    ?

    49.5"vs47"
  • Supports a remote smartphone
    ?
  • 20W more audio output power
    ?

    4 x 10Wvs2 x 10W
  • Supports Dolby Digital Plus
    ?
  • Has an IPS screen
    ?
  • Has an external memory slot
    ?

Price comparison

User reviews

Comments

No reviews yet

Help our community by sharing your experience.

Write a review

Design

1.supports a remote smartphone
LG 47LM640
Panasonic Viera TX-50CXW804
This technology allows the users to use their smartphone as a remote control for the device.
2.width

1.06m

1.12m

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

15.3kg

19.5kg

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.
6.thickness

33.4mm

46mm

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 an external memory slot
LG 47LM640
Panasonic Viera TX-50CXW804
The device has a standard memory slot (such as an SD or micro SD card slot) that enables you to extend the built-in internal storage with affordable memory modules, or easily retrieve data, such as photographs, from the memory card.
The more power per year a device consumes, the less energy efficient it is, making it more costly over time.
9.height

627mm

652mm

The height represents the vertical dimension of the product. We consider a smaller height better because it assures easy maneuverability.

Display

1.pixel density

47ppi

89ppi

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 47LM640
Panasonic Viera TX-50CXW804
Uses LED backlighting, resulting in better image quality, more vibrant colors and richer blacks.
5.has an IPS screen
LG 47LM640
Panasonic Viera TX-50CXW804
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.
The frequency at which the screen is refreshed. Higher frequency results in less flickering (less noise) and more natural movement representation in action-intense scenes.
7.has an ambient light sensor
LG 47LM640
Panasonic Viera TX-50CXW804
An ambient light sensor adjusts the luminance of the device according to the amount of natural light that surrounds it.
8.has an HDR10-enabled display
LG 47LM640
Panasonic Viera TX-50CXW804
The display supports HDR10, which is an HDR (high dynamic range) video technology. Compared to standard dynamic range (SDR) video, HDR10 video has greater contrast and color depth, resulting in more realistic images.
9.has micro or local dimming
LG 47LM640
Panasonic Viera TX-50CXW804
Local dimming is when sections of the LED array are turned off or dimmed to help produce the deep blacks and higher contrasts.

Connectivity

1.supports Wi-Fi
LG 47LM640
Panasonic Viera TX-50CXW804
The device can connect to Wi-Fi.
More HDMI ports mean that you can simultaneously connect numerous devices, such as video game consoles and set-top boxes.
With more USB ports, you are able to connect more devices.
4.supports Wi-Fi 4 (802.11n)
LG 47LM640
Panasonic Viera TX-50CXW804
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.
5.has a VGA connector
LG 47LM640
Panasonic Viera TX-50CXW804
VGA connector is a widespread connector and is found on many video cards, computer monitors, and some television sets.
6.supports common interface
LG 47LM640
Panasonic Viera TX-50CXW804
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).
7.is DLNA-certified
LG 47LM640
Panasonic Viera TX-50CXW804
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.
The more component 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 47LM640
Panasonic Viera TX-50CXW804
If the device supports Dolby Digital it can deliver up to six different audio channels (sides) for a much better sound quality.
2.audio output power

2 x 10W

4 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.
3.has stereo speakers
LG 47LM640
Panasonic Viera TX-50CXW804
Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.
4.supports Dolby Digital Plus
LG 47LM640
Panasonic Viera TX-50CXW804
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.supports Dolby Digital MS10
LG 47LM640
Panasonic Viera TX-50CXW804
If a device supports Dolby Digital MS10 it can decode Dolby Digital and Dolby Digital Plus.
6.has SRS TheaterSound HD
LG 47LM640
Panasonic Viera TX-50CXW804
SRS devices create an immersive 3D soundfield using only two speakers, simulating the kind of audio experience delivered by devices that support Dolby Digital.
7.has a subwoofer
LG 47LM640
Panasonic Viera TX-50CXW804
Devices with a subwoofer have a higher quality, deeper bass.
8.supports Digital Out
LG 47LM640
Panasonic Viera TX-50CXW804
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.
9.has a multi-room audio system
LG 47LM640
Panasonic Viera TX-50CXW804
This allows users to have an audio/video setup as the master, and play music in other rooms that are included in the Master Link Setup.

Features

1.supports USB recording
LG 47LM640
Panasonic Viera TX-50CXW804
USB recording is the capacity of the device to record content into plugged in USB devices.
2.has a sleep timer
LG 47LM640
Panasonic Viera TX-50CXW804
A sleep timer is a function that shuts off the power after a preset amount of time.
3.has time shift
LG 47LM640
Panasonic Viera TX-50CXW804
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 47LM640
Panasonic Viera TX-50CXW804
With a search browser app, you can surf the internet from your device.
5.has a child lock
LG 47LM640
Panasonic Viera TX-50CXW804
A child lock enables adults to prevent or restrict children’s use of the device.
6.supports two-player full-screen gaming
LG 47LM640
Panasonic Viera TX-50CXW804
With this function, both players can see their own game in full-screen simultaneously by wearing special glasses.
7.has voice commands
LG 47LM640
Panasonic Viera TX-50CXW804
You can use your voice to control key functions of the device and you can easily access your device without pushing any button.

Miscellaneous

1.has a 24p cinema mode
LG 47LM640
Panasonic Viera TX-50CXW804
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 47LM640
Panasonic Viera TX-50CXW804
With a standard mini jack socket, you can use the device with most headphones.

Price comparison

Which are the best TVs?

Show all
This page is currently only available in English.