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LG 25UM64
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LG 25UM64 PC Monitor

25" LED 609.6mm Feb 2014
Display Diagonal Display Built-In Speaker(s) Width Release Date
The UltraWide 21:9 aspect ratio makes movies and games more immersive than ever. Need to get some work done, too All of that UltraWide real estate makes it easy to view multiple documents at the... More
$36.92 Electricity cost over 5 years. Calculate
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12 Reasons For

Excellent User Reviews

On average, based on 16 user reviews the average user rating of this PC display is excellent.

Good Brand

LG is one of the superior flatpanel monitor manufacturers according to average reviews from experts and users, and LG also has good ratings for its medium monitors.

LED Display Type

This PC screen has an LED display type, which is typical of many similar spec flatpanel monitors that have been on the market for around the same time as it.

There are a number of alternative flatpanel monitors that have an LED Display currently available which you might also want to look at including the AOC e2250Swdnk, or the NEC MultiSync EA244 ($967.59) which has better reviews.

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Has a Built-In Speaker

The LG 25UM64 has a built-in speaker, which is unusual. Most of the other medium monitors that were released more than two years ago do not have a built-in speaker.

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Quite Large Color Gamut

The LG 25UM64 has a fairly large color gamut (100 percent) compared to most of the other similar spec PC screens that were released around the same time as the 25UM64. PC displays of a comparable age and spec to the 25UM64 have color gamuts of between 62% and 120%.

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Two HDMI Ports

The LG 25UM64 is a two HDMI port LCD screen.

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1080p Video Mode

This PC monitor has a 1080p video mode, which is the most frequently found video mode on medium monitors that have been on the market for around the same time as it.

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Quite High RMS Rated Audio Power

At 6 Watts, the LG 25UM64 has a fairly high RMS rated audio power compared to most of the other PC displays of this age and spec. The RMS rated audio powers of medium monitors that were released more than two years ago range from 0.5W to 49W, and the average RMS rated audio power is 5.2W.

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2560 X 1080 Graphics Resolution

The LG 25UM64 has a maximum resolution of 2560 x 1080. That's 33% more resolution than a 1920 x 1080 (HD 1080) PC display, which is the most frequently found resolution. Across all PC monitors that were released more than two years ago the worst resolution is 640 x 350 and the best is 3840 x 2160.

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Has One Cable Included

The LG 25UM64 has a greater number of cables included than most PC screens of this age and type. The most frequently found cable included is AC, but this cable included is not found on this LG flatpanel monitor. The cables included AC,HDMI are also found on this PC display.

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At only 279.4 millimeters, the LG 25UM64 is very short compared to most of the other PC monitors of this age and spec. The heights of medium monitors that are a comparable age to the 25UM64 range from 41mm to 4,800mm, and the average height is 380mm.

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Very Shallow

At only 39.624 millimeters, the LG 25UM64 is fairly shallow compared to most of the other PC monitors that have been around for more than two years. The average depth of medium monitors that were launched around the same time as the 25UM64 is 110mm.

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5 Reasons Against

Not 3D Compatible

The LG 25UM64 is not 3D compatible. Most of the other medium monitors that are a similar age to the 25UM64 are also not 3D compatible.

PC displays which are 3D compatible that might be worth looking at include the AOC d2757Ph, or the Asus VG236.

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Does Not Have a Built-In Camera

Like most of the other PC displays of a comparable age and type to the 25UM64, the LG 25UM64 does not have a built-in camera.

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Does Not Have an Integrated Card Reader

The LG 25UM64 does not have an integrated card reader, although it is worth keeping in mind that most of the other PC monitors of a comparable age and spec to the 25UM64 also do not have an integrated card reader.

We think you might also be interested in alternative LCD screens which also have an integrated card reader including the U2413 ($429.99), or the U2713H ($412.54) both from DELL.

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Only HD HD Type

This PC monitor has a Full HD HD type, which is the most frequently found HD type on flatpanel monitors of this type and age.

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Fairly Slow Response Time

Medium monitors that were released around the same time as the 25UM64 have response times of between 1ms and 40ms. With a response time of 14 milliseconds, the LG 25UM64 has one of the slowest response times amongst comparable spec flatpanel monitors of this age.

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2 Other reasons to consider the LG 25UM64

Released Over Two Years Ago

It was over two years ago when this LCD screen was released.

Average Width

The LG 25UM64 has a pretty typical width (609.6 millimeters) compared to most of the other medium monitors that were launched around the same time as the 25UM64.

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Display Diagonal
Display Resolution
Supported Graphics Resolutions
Display Surface
Supported Video Modes
HD Type
Display SRGB
Aspect Ratio
Viewing Angle, Vertical
Viewing Angle, Horizontal
Contrast Ratio (typical)
Display Technology
Display Brightness
Response Time
Color Gamut
Native Aspect Ratio
Dynamic Contrast Ratio Marketing Name
Ports & Interfaces
DC-In Jack
Headphone Out
Headphone Outputs
DisplayPorts Quantity
HDMI Ports Quantity
DVI-D Ports Quantity
DVI Port
Built-In Speaker(s)
Built-In Camera
RMS Rated Power
Number of Loudspeakers
TV Tuner Integrated
Colour of Product
Windows Operating Systems Supported
Thin Client
Thin Client Installed
Ethernet LAN
Height Adjustment
Tilt Angle
Tilt Adjustment
VESA Mounting Interfaces
Cable Lock Slot
VESA Mounting
Plug and Play
Stand-By LED
Power LED
On/off Switch
LED Indicators
Power Consumption (typical)
AC Input Frequency
AC Input Voltage
Energy Star Certified
Weight & Dimensions
Package Weight
Package Height
Package Depth
Package Width
Weight With Stand
Height (with Stand)
Depth (with Stand)
Width (with Stand)
Packaging Content
Cables Included

User Reviews

Reviewed 29 April 2014 by David V.
(Verified Purchase)

My cons are all very minor and more personal issues than product design flaws but I thought they might be useful information for some. Overall this monitor is well worth the money and performs as... Read more…

Reviewed 12 June 2014 by John m.

In the manual it states that for the recommended resolution of 2560x1080 a dual link dvi-d cable is required. This information is incorrect. assuming your HDMI ports are 1.4 compliant. If they are... Read more…

Reviewed 7 October 2014 by Jairo R.
(Verified Purchase)

If you looking for a monitor to watch movies, play games, surf the internet then this monitor is for you. 144 hz gaming monitor is great but TN panel is not that great, the views to the colors are... Read more…

Reviewed 17 June 2014 by Joseph C.

To game with this screen if that is your forte you will absolutely need a program called Flawless Widescreen. This will solve a ton of issues with scaling and make games actually playable at... Read more…

Reviewed 14 June 2014 by Anonymous

Note the DVI input will require Dual Link cable for full native resolution display as the screen's native resolution at 2560x1080 exceeds a single DVI link's 1980x1200 limitation. This applies to... Read more…

Good display quality. It's a IPS screen backed by LED backlighting, so it's very bright and energy efficient. I am using this replacing a LCD 24 inch 1980 1200 display as a secondary display on a work
Due to its 21 9 display proportion, this display is superb for displaying two documents side by side. If you have to consolidate two spreadsheets or debug two sections of codes side by side, this disp
The display also support a hardware based Picture By Picture mode which allows you to display two inputs in a 5 4 proportion on the display as the same time
The display also has a lot of input choices for a computer display, sporting 1 DL-DVI, 2 HMDI, and 1 display port 2 audio inputs (in addition to the HMDI
The hardware scaling capability is quite nice on the display, showing original content in 1980 1080 resolution, the scaling is acceptably smooth and jaggedness free, especially in motion videos
There's a "shimmering" effect that washes out the image on the screen if you get close and get to about 45 degrees just above or below the perpendicular line from the screen. This is a bit surprising
The vertical size of this ultra wide similar to a 19 20 inch 16 9 display, so it is definitely probably less suited for tasks like photoshop or a single spreadsheet than movies
Gaming support is lacking, as most game would only support 16 9 proportion in its' most wide configurations
Overall, after some use, I find it is taking some time for me to get used to the ultra-wide form factor of this display. Maybe it is just me, as it took me quite a while to fully adapt to the 16 9 dis
LG does not include a DVI-D cable, a DisplayPort cable, or a second HDMI cable. While acquiring each of these cables is very easy and costs very little money it would have been nice for them to be inc
Reviewed 22 May 2015 by Jarrod G.

This is a higher resolution monitor so if you plan on gaming with it make sure you have a decent graphics card. Also a program called flawless widescreen makes most games fit nicely to the 21:9... Read more…

Reviewed 21 February 2015 by Thomas D.
(Verified Purchase)

At the orginial price I don't see it being worth it, but for 200 the added pixels are nice. a 25 - 27 inch 1080p monitor is also a better choice If you like larger sized pixels...

Reviewed 24 September 2014 by Dallas R.
(Verified Purchase)

If I had the cash, I would go for LG's 34" curved 21:9 1440p equivalent of this monitor. For $1000 USD I imagine it is worth the cost, but I just don't have that much available to me. I would also... Read more…

Reviewed 21 June 2014 by Jeffret g.

I read a lot about how to use this monitor before I got it and thought I was on track for a simple swap out but that was no the case. I have an MSI R9 270x graphics card and have gone through what... Read more…

Reviewed 1 August 2014 by Glen C.
(Verified Purchase)

I previously had two 20" monitors that ran 1680x1050 resolution. I really wanted one monitor to replace them, however if you put them both together I would have needed something that does... Read more…

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Brochures and Manuals

Running Cost

Hours of Use Per Day: hours
Show running costs over: years
Electricity cost when switched on $37.61
Electricity cost when on standby
@ $0.10525476 per kwh - Edit electricity price and usage
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Electricity price $per kilowatt hour
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Water cost when switched on
@ $0.0015024368 per litre - Edit water usage and price
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Total running cost over 5 years $37.61
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 25UM64uses then please let us know by entering those figures in the boxes above.
Running this PC monitor over 5 years will generate 0.25 tonnes of carbon dioxide (CO2).
To offset that much CO2 you would need to plant 7 tree seedlings and grow them for 10 years.

+- Manufacturer's Description

Product Identifiers

Manufacturer Part Numbers 25um64, lg 25um64, lg 25um64s
Barcodes 00719192194526