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HomeComparisons › Dell Alienware AW3423DW vs Gigabyte M28U 4K 144HZ

Dell Alienware AW3423DW vs Gigabyte M28U 4K 144HZ

Compare Dell Alienware AW3423DW and Gigabyte M28U side by side with the specs buyers actually care about, a cleaner breakdown of strengths and tradeoffs, and a clearer verdict on which model fits different priorities.

Dell Alienware AW3423DW

Dell Alienware AW3423DW

Best Value Winner
Model: AW3423DW34 Inches4.8/5 | 3,421 ratingsValue score winner

$899.99

The Dell AW3423DW is a compelling choice in the Monitors market. With 3,421 Amazon ratings averaging 4.8/5 stars, it has proven itself with real buyers. 34" QD-OLED 3440x1440 Curved.

Gigabyte M28U

Gigabyte M28U

Model: M28U28 Inches4.6/5 | 4,523 ratings

$449.99

The Gigabyte M28U is a compelling choice in the Monitors market. With 4,523 Amazon ratings averaging 4.6/5 stars, it has proven itself with real buyers. 28" 4K UHD IPS Panel.

Side-by-side specs

The table below puts the core differences in one place so buyers can quickly compare the display, performance, battery, connectivity, and value details that matter most. Highlighted cells mark the stronger value-oriented spec on each row.

SpecDell Alienware AW3423DWGigabyte M28U
Screen SizeWinner34 Inches28 Inches
ResolutionWinner3440 x 1440 (UWQHD)3840 x 2160 (4K)
Panel TypeQD-OLEDIPS
Refresh RateWinner175Hz144Hz
Response TimeWinner0.1ms1ms (MPRT)
BrightnessWinner250 nits / Peak 1000 nits HDR350 nits
Adaptive SyncG-SyncAMD FreeSync
Surface TreatmentWinnerGlossy
USB-CWinnerUSB-C
HDMI PortsWinnerHDMI 2.1 x2
Power ConsumptionWinner18W
User Rating4.8/54.6/5
Current Price$899.99Winner$449.99
ModelAW3423DWM28U
UrveWinner1800R

Dell Alienware AW3423DW

Standout strengths

  • 34" QD-OLED 3440x1440 Curved
  • 175Hz Refresh Rate
  • 0.1ms Response Time
  • NVIDIA G-Sync Ultimate Certified

Main tradeoffs

  • ✗ Expensive
  • ✗ OLED burn-in risk
  • ✗ Glossy screen

Gigabyte M28U

Standout strengths

  • 28" 4K UHD IPS Panel
  • 144Hz Refresh Rate
  • 1ms Response Time (MPRT)
  • Built-in KVM Switch

Main tradeoffs

  • ✗ No USB-C PD (only 18W)
  • ✗ Basic stand
  • ✗ VA-like contrast for IPS

What buyers should focus on

Dell Alienware AW3423DW vs Gigabyte M28U should be judged on panel quality, resolution, refresh rate, ports, and how each display fits the intended desk setup.

Monitor buyers usually care about color fidelity, motion clarity, USB-C or docking support, ergonomics, and whether the screen is for gaming, work, or creator use.

The better pick often depends on whether you want a sharper productivity panel, a faster gaming display, or the best all-around balance.

Which one is better?

Winner: Dell Alienware AW3423DW

Dell Alienware AW3423DW is the better bang-for-your-buck winner on this page because it comes out ahead on more of the specs and value signals that matter most for buyers shopping this category. It wins here because it comes out ahead on screen size, offers the stronger output or panel sharpness ceiling, has the faster motion target on paper.

The better monitor depends on whether you are prioritizing sharper desktop productivity, faster gaming response, or the stronger all-around port and ergonomics package. Resolution, panel type, refresh rate, and connectivity usually decide this category more than marketing language does.

Use the side-by-side table first, then open the deeper review pages if you want more context on setup, long-term ownership, and which model is the smarter buy for your exact priorities.