When comparing Dell Alienware AW3418DW vs LG 27UD58-B, the Slant community recommends Dell Alienware AW3418DW for most people. In the question“What are the best monitors?” Dell Alienware AW3418DW is ranked 65th while LG 27UD58-B is ranked 166th. The most important reason people chose Dell Alienware AW3418DW is:
The AW3418DW doesn't suffer from screen tearing thanks to its G-Sync support that lets it synchronize the monitor's refresh rate to match the framerate of your Nvidia graphics card.
Specs
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Pros
Pro Supports G-Sync
The AW3418DW doesn't suffer from screen tearing thanks to its G-Sync support that lets it synchronize the monitor's refresh rate to match the framerate of your Nvidia graphics card.
Pro Immersive gaming experience
This monitor has everything needed to offer highly immersive gaming experience - it has beautiful, 34-inch curved ultra-wide screen, exceptional responsiveness as well as excellent overall picture quality and motion handling. This is a sporadic case of a monitor that offers outstanding picture quality without sacrificing the responsiveness.
Pro Doesn't need to be calibrated
You'll not need to spend time calibrating this monitor because its out-of-the-box color accuracy and gamma tracking are high enough. The monitor's average color inaccuracy dE measures at only around 2.12 - too insignifficant to be spotted by a human eye.
Pro High value for money
You'll be hard pressed trying to find a cheaper 27-inch 4K monitor that offers the functionality and the high picture quality of the 27UD58-B. In this price bracket, the most common 4K options are usually armed with the old-fashioned TN panels that don't look as good as an IPS panel of the LG 27UD58-B.
Cons
Con Requires beefy hardware
You'll need to have a high-end gaming rig to unleash this monitor's full potential in the current AAA titles since it takes a lot of power to drive its 3440x1440 pixels at the framerate of 120 FPS.
Con Doesn't support HDR
The LG 27UD58-D doesn't have the HDR mode.