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LG 31MU97Z-B
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LG 31MU97Z-B PC Monitor

31" 1 736.7mm Nov 2015
Screen Size Thunderbolt Port Built-In Speaker Width Release Date
The 31MU97C-B delivers 4K (4096x2160) resolution across a 31 display, providing crisp images with a significant amount of pixels on-screen. 4K (4096x2160) resolution displays over four times the... More
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$292.63 Electricity cost over 5 years. Calculate
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8 Reasons For

LG Flatpanel Monitors Have Good Reviews

We checked 3,262 expert and user reviews for LG PC screens and found that on average LG has good ratings compared to other manufacturers. We also found that LG has good ratings specifically for its medium monitors.

Has a Built-In Speaker

The 31MU97Z-B has a built-in speaker, as do most of the other PC screens of a comparable spec and age to the 31MU97Z-B.

Alternative PC displays with a built-in speaker currently available that you might also want to consider include a cheaper PC screen such as the Acer Predator Z35 ($800.99) or you might consider a higher rated PC screen such as the Eizo FlexScan EV2730Q ($1,420.00), or the Asus PA328 ($928.87).

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Two HDMI Ports

Most PC displays of a comparable age and spec to the 31MU97Z-B have between one and three HDMI ports, including the 31MU97Z-B which has two HDMI ports.

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4096 X 2160 Graphics Resolution

The 31MU97Z-B has a maximum resolution of 4096 x 2160. That's over four times the resolution of a 1920 x 1080 (HD 1080) flatpanel monitor, which is the most frequently found resolution.

A 4096 x 2160 graphics resolution is in fact the best resolution amongst all PC monitors of this age and type.

A 720 x 400 graphics resolution is the worst resolution amongst comparable types of PC monitor.

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Quite Big Display Diagonal

At 78.7 centimeters, the 31MU97Z-B has a quite big display diagonal compared to most of the other comparable spec LCD screens that are a similar age to the 31MU97Z-B. The screen sizes of LCD screens of a comparable spec and age to the 31MU97Z-B range from 48cm to 600cm, and the average display diagonal is 65cm.

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Fairly Large Color Gamut

The average color gamut of medium monitors that are a similar age to the 31MU97Z-B is 82%, and the color gamuts range from 68% to 120%. The 31MU97Z-B has one of the larger color gamuts (99.5 percent) amongst PC displays of this age.

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Fairly High RMS Rated Audio Power

With an RMS rated audio power of 10 Watts, the LG 31MU97Z-B has a fairly high RMS rated audio power compared to most of the other PC screens that came out more than a year ago. Across all the PC screens of a similar spec and age to the 31MU97Z-B the RMS rated audio powers range from 1W to 32W.

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Quite Bright Display Brightness

At 320 candellas per square meter, the 31MU97Z-B has a fairly bright display brightness compared to most of the other medium monitors that have been on the market for a comparable time to the 31MU97Z-B. Medium monitors that have been on the market for a similar time to the 31MU97Z-B have display brightness of between 25 cd/m² and 1,700 cd/m², and the average display brightness is 280 cd/m².

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8 Reasons Against

Does Not Have a Built-In Camera

Most LCD screens of a similar spec and age to the 31MU97Z-B do not have a built-in camera. The 31MU97Z-B is no exception to this as it too does not have a built-in camera.

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Not 3D Compatible

The 31MU97Z-B is not 3D compatible, although keep in mind that most of the other comparable spec PC screens that were launched around the same time as the 31MU97Z-B are also not 3D compatible.

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Does Not Have an Integrated Card Reader

Most PC displays that have been on the market for a comparable time to the 31MU97Z-B do not have an integrated card reader. The 31MU97Z-B is no exception to this as it too does not have an integrated card reader.

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Only One Thunderbolt Port

Most medium monitors that are a comparable age to the 31MU97Z-B have one thunderbolt port, including the 31MU97Z-B which has one thunderbolt port.

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Only HD HD Type

This PC screen has a 4K Ultra HD HD type, which is typical of many medium monitors that were released more than a year ago.

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Only Has Four Cables Included

The LG 31MU97Z-B has a greater number of cables included than most comparable spec flatpanel monitors that have been on the market for a similar time to it. This flatpanel monitor has an AC cable included, which is the most frequently found cable included found on PC displays that were released around the same time as the 31MU97Z-B. The cables included "HDMI", "Mini DisplayPort" and "USB" are also found on this PC display.

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Fairly High Annual Energy Consumption

At 77 kilowatt hours, the 31MU97Z-B has a quite high annual energy consumption compared to most of the other PC displays of a similar age and spec to the 31MU97Z-B. Medium monitors that were released one year ago have annual energy consumptions of between 22kWh and 140kWh.

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Heavy

The lightest PC screen of a similar age and spec to the 31MU97Z-B is 2.3g weight and the heaviest is 79kg. The 31MU97Z-B is fairly heavy (7.7 kilograms) compared to most of the other LCD screens of this age and type.

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1 Other reason to consider the LG 31MU97Z-B

Released Over a Year Ago

It was over a year ago when LG released the 31MU97Z-B.

Specification

Display
Screen Size
Display Resolution
Graphics Resolution
Display Surface
HD Type
Aspect Ratio
Pixel Pitch
Vertical Viewing Angle
Horizontal Viewing Angle
Typical Contrast Ratio
Display Diagonal
Display Technology
Display Brightness
Response Time
Color Gamut
Screen Shape
Native Aspect Ratio
Ports & Interfaces
Thunderbolt Port
USB Version
DisplayPort
HDMI Port
Mini DisplayPort
USB Type-A Downstream Port
USB Hub Version
Upstream Port
Multimedia
RMS Rated Audio Power
Loudspeaker
Design
Coloured Feet
Case Colour
Ergonomics
VESA Mount Interface
Power
Energy Efficiency Class
Power Consumption When Off
Typical Power Consumption
Standby Power Consumption
Annual Energy Consumption
AC Input Frequency
AC Input Voltage
Certificates
Certification
Safety Certification
Weight & Dimensions
Package Weight
Packaging Height
Packaging Depth
Packaging Width
Weight With Stand
Height With Stand
Depth With Stand
Width With Stand
Weight
Height
Depth
Width
Packaging Content
Cable Included
Technical Details

Running Cost

Hours of Use Per Day: hours
Show running costs over: years
Electricity cost when switched on $65.91
Electricity cost when on standby $231.55
@ $0.107873376 per kwh - Edit electricity price and usage
kwh per hour
kwh per hour left on standby
Electricity price $per kilowatt hour
Annual electricity price inflation %
Water cost when switched on
@ $0.00153981568 per litre - Edit water usage and price
litres per hour
Water price $per litre
Annual water price inflation %
Submit Energy Consumption Figures
Total running cost over 5 years $297.46
Running costs for this PC monitor have been estimated based on other similar PC monitors. If you know how much electricity and water the LG 31MU97Z-Buses then please let us know by entering those figures in the boxes above.
Energy Rating
1.9T
Running this PC monitor over 5 years will generate 1.9 tonnes of carbon dioxide (CO2).
49
To offset that much CO2 you would need to plant 49 tree seedlings and grow them for 10 years.

+- Manufacturer's Description

Product Identifiers

Manufacturer Part Numbers lg 31mu97, lg 31mu97z, lg 31mu97zb, lg 7874cm31, code 31mu97, code 31mu97z, lg 31mu97zba, code 31mu97zb, lg 31mu97zbae, lg 31mu97zbaeu, lg electronics 31mu97, lg electronics 31mu97z, lg electronics 31mu97zb, lg electronics 31mu97zba, lg electronics 31mu97zbae, lg electronics 31mu97zbaeu, lg 2xhdmidpminidp2xtbspeakerusb30
Barcodes 04053162974944, 08806087497922
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