Dell U2518D  Monitor Review

Reviewed Aug 22, 2018 at 09:58am
Test bench update May 29, 2020 at 02:23pm
Tested using Methodology v1.1 
Dell U2518D

Track

0.0
Mixed Usage 
0.0
Office 
0.0
Gaming 
0.0
Multimedia 
0.0
Media Creation 
0.0
HDR Gaming 

Track

 0
The Dell Ultrasharp U2518D is a QHD 25-inch IPS LCD monitor that is good for most usages. It has great ergonomics and a good picture quality, with great peak brightness and good reflection handling, making it a suitable choice for brighter rooms. The monitor supports HDR but you will not gain much advantage from using it in this mode. It has a fast response time and a low input lag to provide a good gaming experience. In darker rooms, blacks look gray and the disappointing black uniformity becomes apparent.

Our Verdict

0.0
Mixed Usage 

This is a good monitor for mixed usage. It has good resolution for its size and will allow you to see a lot of detail on your screen. The ergonomics are good so you can easily position the monitor comfortably. It has wide viewing angles so those sitting next to you will enjoy a good picture quality and its brightness makes it suitable for rooms with a lot of ambient light.

Pros
  • Wide viewing angles
  • Easy to adjust stand with great ergonomics
Cons
  • HDR performance doesn't add much
  • Disappointing black uniformity
0.0
Office 

The Dell Ultrasharp U2518D is a good monitor for office use. It has wide viewing angles encouraging cooperation among colleagues and a good resolution for its size so that you can multitask without issues. The ergonomics are great and you can place the monitor to your preference without trouble. The color gamut is sufficient for most but not for professionals working with photos for publishing. It is bright enough and placing in a bright office should not be an issue.

0.0
Gaming 

The Dell U2518D will satisfy most casual gamers. It has a fast response time with a short image trail and a low input lag that makes it responsive. The resolution is good for its size and it will fit most of the details on your screen. Unfortunately, it does not have any advanced gaming features like variable refresh rate or black frame insertion to further improve the gaming experience, and the image only refreshes at 60Hz that is low for advanced gaming.

0.0
Multimedia 

This is a good monitor for multimedia usage. The QHD resolution is great so you can view your favorite movie or stream most content without losing any detail. The ergonomics are very good thus you can position the monitor comfortably. You need not worry about the picture quality for those who are looking from the side as the monitor will maintain a good picture quality for a decent off center viewing. Unfortunately, this monitor is not suitable for dark rooms as blacks appear gray and the disappointing black uniformity becomes apparent.

0.0
Media Creation 

Using this monitor for media creation is a good experience. It has a QHD resolution, which for the 25-inch screen size is great and will allow you to multitask easily and be more productive. It has a low input lag and thus it is very responsive and can easily be placed in a room with a lot of ambient light. It can get bright enough to fight glare and has good reflection handling. Unfortunately, it can not display deep uniform blacks and thus you should avoid using it in darker rooms.

0.0
HDR Gaming 

This is a decent monitor for HDR gaming. It cannot get bright enough nor does it have a wide color gamut to make all HDR scenes pop. HDR is usually meant to be watched in darker rooms and this can not deliver deep blacks due to its mediocre contrast ratio and sub-par black uniformity. It is, however, a decent entry-level HDR gaming monitor.

  • 0.0
    Mixed Usage
  • 0.0
    Office
  • 0.0
    Gaming
  • 0.0
    Multimedia
  • 0.0
    Media Creation
  • 0.0
    HDR Gaming
  • Changelog

    1.  Updated May 29, 2020: Converted to Test Bench 1.1.
    2.  Updated Dec 12, 2018: We have received reports of this monitor having issues with tearing and stuttering. We have tested the monitor as described here and found the same results. There is a discussion here, if you want to add your comments
    3.  Updated Aug 22, 2018: Review published.
    4.  Updated Aug 20, 2018: Our testers have started testing this product.

    Check Price

    25"U2518D
    B&H
    25"U2518D
    Dell

    Differences Between Sizes And Variants

    We've tested the 25" U2518D. The monitor is also available in a 27" size (Dell U2718Q) that we have also tested.

    If someone comes across a different type of panel or if their Dell U2518D doesn't correspond to our review, let us know and we will update the review. Note that some tests such as the gray uniformity may vary between individual units.

    Size Model
    25" U2518D
    27" U2718Q

    The U2518D we reviewed was manufactured in May 2018.

    Popular Monitor Comparisons

    Comparison picture

    Left: Dell U2718Q. Middle: Dell U2518D. Right: Dell U2715H.

    The Dell U2518D is a monitor oriented for productivity with great ergonomics and decent picture quality. It is one of the best gaming monitors under $300 we've reviewed so far. See our recommendations for the best gaming monitors for PC and the best 24-25 inch monitors.

    Dell U2515H

    Track

    The Dell U2518D is better than the Dell U2515H. The Dell U2518D has HDR support. On the other hand, the Dell U2515H has somewhat better input lag that makes it very responsive and will be appreciated mostly by gamers.

    Dell U2715H

    Track

    The Dell U2518D is a bit better than the Dell U2715H. The Dell U2518D has HDR support and performs decently in this mode. On the other hand, the Dell U2715H is slightly larger and has a lower input lag which makes it very responsive which is great for gaming.

    LG 27UD58-B

    Track

    The Dell U2518D is much better than the LG 27UD58-B. The Dell U2518D supports HDR whereas the LG 27UD58-B doesn't. The Dell U2518D has better motion blur for slightly better gaming and significantly better ergonomics that allow you to place it more comfortably. The Dell U2518D can get brighter, and this is great for office use. On the other hand, the LG 27UD58-B has a better resolution which makes it slightly better for those who seek the extra detail. Also, the LG 27UD58-B has better input lag and better refresh rate.

    BenQ ZOWIE XL2540

    Track

    The BenQ ZOWIE XL2540 is a much better monitor for gaming, For all other uses and HDR support, the Dell U2518D is a better choice. The BenQ ZOWIE XL2540 is equipped with features like variable refresh rate, black frame insertion, very low input lag, and fast pixel response time. All of these make it an excellent choice for gamers. On the other hand, the Dell U2518D has much better viewing angles and HDR support, along with a better QHD resolution that gives you more detail on your screen. This makes it great for multitasking in an office or for multimedia.

    Show more 
    How We Test Monitors
    How We Test Monitors

    We buy and test more than 30 monitors each year, all of which we purchase ourselves, without cherry-picked units or samples. We put a lot into each unbiased, straight-to-the-point review, and there's a whole process from purchasing to publishing, involving multiple teams and people. We do more than just use the monitor for a week; we use specialized, custom tools to measure various aspects and deliver objective, data-driven results. We also consider multiple factors before making any recommendations, including the monitor's cost, its performance compared to the competition, and whether it's easy to find.

    Test Results

    perceptual testing image
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    RATINGS
    Category:
    All
    Design
    Style
    SizeLocked25"
    CurvedLockedLocked
    Curve RadiusLockedLocked
    Weight (without stand)
    LockedLock lbs (Lock kg)
    Weight (with stand)
    LockedLock lbs (Lock kg)
    Stand
    Width
    LockedLock" (Lock cm)
    Depth
    LockedLock" (Lock cm)

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    0.0
    Ergonomics
    Height Adjustment
    LockedLock" (Lock cm)
    Switch Portrait/LandscapeLockedLocked
    Swivel RangeLockedLocked
    Tilt RangeLockedLocked

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    Back
    Wall MountLockedLocked

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    Borders
    Borders
    LockedLock" (Lock cm)

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    Thickness
    Thickness (with stand)
    LockedLock" (Lock cm)
    Thickness (without stand)
    LockedLock" (Lock cm)

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    0.0
    Build Quality

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    Picture Quality
    0.0
    Contrast
    Native Contrast
    LockedLock : 1
    Contrast With Local Dimming
    LockedN/A

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    0.0
    Local Dimming
    SAMPLE
    JOIN NOW

    for videos & test results

    Dell U2518D Local Dimming Video Sample
    Local Dimming
    LockedLocked
    Backlight
    LockedLocked

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    0.0
    SDR Peak Brightness
    SDR Real Scene
    LockedLock cd/m²
    SDR Peak 2% Window
    LockedLock cd/m²
    SDR Peak 10% Window
    LockedLock cd/m²
    SDR Peak 25% Window
    LockedLock cd/m²
    SDR Peak 50% Window
    LockedLock cd/m²
    SDR Peak 100% Window
    LockedLock cd/m²
    SDR Sustained 2% Window
    LockedLock cd/m²
    SDR Sustained 10% Window
    LockedLock cd/m²
    SDR Sustained 25% Window
    LockedLock cd/m²
    SDR Sustained 50% Window
    LockedLock cd/m²
    SDR Sustained 100% Window
    LockedLock cd/m²
    SDR ABL
    LockedLock

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    0.0
    HDR Peak Brightness
    HDR Real Scene
    LockedLock cd/m²
    HDR Peak 2% Window
    LockedLock cd/m²
    HDR Peak 10% Window
    LockedLock cd/m²
    HDR Peak 25% Window
    LockedLock cd/m²
    HDR Peak 50% Window
    LockedLock cd/m²
    HDR Peak 100% Window
    LockedLock cd/m²
    HDR Sustained 2% Window
    LockedLock cd/m²
    HDR Sustained 10% Window
    LockedLock cd/m²
    HDR Sustained 25% Window
    LockedLock cd/m²
    HDR Sustained 50% Window
    LockedLock cd/m²
    HDR Sustained 100% Window
    LockedLock cd/m²
    HDR ABL
    LockedLock

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    0.0
    Horizontal Viewing Angle
    SAMPLE
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    Dell U2518D Horizontal Viewing Angle Video Sample
    Color Washout From Left
    LockedLock°
    Color Washout From Right
    LockedLock°
    Color Shift From Left
    LockedLock°
    Color Shift From Right
    LockedLock°
    Brightness Loss From Left
    LockedLock°
    Brightness Loss From Right
    LockedLock°
    Black Level Raise From Left
    LockedLock°
    Black Level Raise From Right
    LockedLock°
    Gamma Shift From Left
    LockedLock°
    Gamma Shift From Right
    LockedLock°

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    0.0
    Vertical Viewing Angle
    SAMPLE
    JOIN NOW

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    Dell U2518D Vertical Viewing Angle Video Sample
    Color Washout From Below
    LockedLock°
    Color Washout From Above
    LockedLock°
    Color Shift From Below
    LockedLock°
    Color Shift From Above
    LockedLock°
    Brightness Loss From Below
    LockedLock°
    Brightness Loss From Above
    LockedLock°
    Black Level Raise From Below
    LockedLock°
    Black Level Raise From Above
    LockedLock°
    Gamma Shift From Below
    LockedLock°
    Gamma Shift From Above
    LockedLock°

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    0.0
    Gray Uniformity
    50% Std. Dev.
    LockedLock%
    50% DSE
    LockedLock%
    5% Std. Dev.
    LockedLock%
    5% DSE
    LockedLock%

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    0.0
    Black Uniformity
    Native Std. Dev.
    LockedLock%
    Std. Dev. w/ L.D.
    LockedN/A

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    0.0
    Pre Calibration
    Picture Mode
    LockedLocked
    Luminance
    LockedLock cd/m²
    Luminance Settings
    LockedLock
    Contrast Setting
    LockedLock
    RGB Controls
    LockedLocked
    Gamma Setting
    LockedLocked
    Color Temperature
    LockedLock K
    White Balance dE
    LockedLock
    Color dE
    LockedLock
    Gamma
    LockedLock

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    0.0
    Post Calibration
    Picture Mode
    LockedLocked
    Luminance
    LockedLock cd/m²
    Luminance Settings
    LockedLock
    Contrast Setting
    LockedLock
    RGB Controls
    LockedLocked
    Gamma Setting
    LockedLocked
    Color Temperature
    LockedLock K
    White Balance dE
    LockedLock
    Color dE
    LockedLock
    Gamma
    LockedLock

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    0.0
    SDR Color Gamut
    sRGB xy
    LockedLock%
    Adobe RGB xy
    LockedLock%
    sRGB Picture Mode
    LockedLocked
    Adobe RGB Picture Mode
    LockedLocked

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    0.0
    SDR Color Volume
    sRGB In ICtCp
    LockedLock%
    Adobe RGB In ICtCp
    LockedLock%
    sRGB Picture Mode
    LockedLocked
    Adobe RGB Picture Mode
    LockedLocked

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    0.0
    HDR Color Gamut
    Wide Color Gamut
    LockedLocked
    DCI P3 xy
    LockedLock%
    Rec. 2020 xy
    LockedLock%
    DCI P3 Picture Mode
    LockedLocked
    Rec. 2020 Picture Mode
    LockedLocked

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    0.0
    HDR Color Volume
    DCI-P3 In ICtCp
    LockedLock%
    Rec. 2020 In ICtCp
    LockedLock%
    DCI P3 Picture Mode
    LockedLocked
    Rec. 2020 Picture Mode
    LockedLocked

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    0.0
    Image Retention
    IR After 0 Min Recovery
    LockedLock%
    IR After 2 Min Recovery
    LockedLock%
    IR After 4 Min Recovery
    LockedLock%
    IR After 6 Min Recovery
    LockedLock%
    IR After 8 Min Recovery
    LockedLock%
    IR After 10 Min Recovery
    LockedLock%

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    0.0
    Gradient
    Color Depth
    LockedLock Bit

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    0.0
    Color Bleed
    Pixel Row Error
    LockedLock%
    Pixel Column Error
    LockedLock%

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    0.0
    Reflections
    Screen Finish
    LockedLocked
    Total Reflections
    LockedLock%
    Indirect Reflections
    LockedLock%
    Calculated Direct Reflections
    LockedLock%

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    0.0
    Text Clarity
    Pixel Type
    LockedIPS
    Sub-Pixel Layout
    LockedLocked
    Motion
    0.0
    Response Time @ Max Refresh Rate
    Best Overdrive Setting
    LockedLocked
    Rise / Fall Time
    LockedLock ms
    Total Response Time
    LockedLock ms
    Overshoot Error
    LockedLock%
    Dark Rise / Fall Time
    LockedLock ms
    Dark Total Response Time
    LockedLock ms
    Dark Overshoot Error
    LockedLock%

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    0.0
    Response Time @ 60Hz
    Best Overdrive Setting
    LockedLocked
    Rise / Fall Time
    LockedLock ms
    Total Response Time
    LockedLock ms
    Overshoot Error
    LockedLock%
    Dark Rise / Fall Time
    LockedLock ms
    Dark Total Response Time
    LockedLock ms
    Dark Overshoot Error
    LockedLock%
    0.0
    Image Flicker
    Flicker-FreeLockedLocked
    PWM Dimming Frequency
    LockedLocked

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    0.0
    Black Frame Insertion (BFI)
    Black Frame Insertion (BFI)
    LockedLocked
    BFI Maximum Frequency
    LockedN/A
    BFI Minimum Frequency
    LockedN/A
    0.0
    Refresh Rate
    Variable Refresh Rate
    LockedNo VRR
    Native
    LockedLock Hz
    Max Refresh Rate
    Locked60 Hz
    Variable Refresh Rate
    LockedLocked
    FreeSync
    LockedLocked
    G-SYNC
    LockedLocked
    VRR Maximum
    LockedN/A
    VRR Minimum
    LockedLocked
    VRR Supported ConnectorsLockedLocked

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    Inputs
    0.0
    Input Lag
    Native Resolution
    LockedLock ms
    Native Resolution @ 60Hz
    LockedLock ms
    Variable Refresh Rate
    LockedN/A
    Variable Refresh Rate @ 60Hz
    LockedN/A
    10 Bit HDR
    LockedLock ms
    Black Frame Insertion (BFI)
    LockedN/A

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    0.0
    Resolution And Size
    Native ResolutionLocked2560 x 1440
    Aspect RatioLockedLocked
    MegapixelsLockedLock MP
    Pixel Density
    LockedLock PPI
    Screen DiagonalLockedLock"
    Screen AreaLockedLock in²

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    Inputs
    Total Inputs
    DisplayPortLockedLocked
    Mini DisplayPortLockedLocked
    HDMILockedLocked
    DVILockedLocked
    VGALockedLocked
    DisplayPort OutLockedLocked
    USBLockedLocked
    USB CLockedLocked
    Analog Audio Out 3.5mmLockedLocked
    Microphone In 3.5mmLockedLocked
    Digital Optical Audio OutLockedLocked
    Analog Audio Out RCALockedLocked
    Power SupplyLockedLocked

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    Features
    Additional Features
    RGB Illumination
    LockedLocked
    Speakers
    LockedLocked
    HDR10LockedLocked
    Multiple Input Display
    LockedLocked

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    On-Screen Display (OSD)
    Controls

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    In The Box

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