Dell Alienware AW2523HF vs Dell U2421HE

A side-by-side spec comparison of the Dell Alienware AW2523HF and the Dell U2421HE. We line up every specification and score the ones that matter most in this category — weighted, not a raw count of specs won — to reach an overall verdict so you can decide which monitor is right for your build.

Side-by-side specification comparison of Dell Alienware AW2523HF and Dell U2421HE.
Specification	Dell Alienware AW2523HF No price data Winner	Dell U2421HE $338.21 Buy on Amazon
Size	24.5"	24"
Panel Type	IPS	IPS
Resolution	1920x1080	1920x1080
Total Pixels	2073600	2073600
Refresh Rate	360 Hz	60 Hz
Response Time	1 ms	5 ms

Winner: Dell Alienware AW2523HF — driven by Refresh Rate (360 Hz), Response Time (1 ms)

Dell Alienware AW2523HF

performance points

Dell U2421HE

performance points

Winner is scored by weighting the specs that matter most in this category (not a raw count of specs won).

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