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Alienware AW-Series AW2521H 24.5" Dark Side of the Moon

The 360Hz refresh rate and 1ms response time on its 24.5-inch IPS panel provide a critical speed advantage for split-second reactions, while the NVIDIA Reflex Latency Analyzer lets you measure end-to-end system latency directly. Its three-sided ultrathin bezel design and award-winning Legend Industrial aesthetic, co-developed with pro gamers, deliver a premium, focused look that matches its performance. This monitor is best for competitive esports players who need the absolute fastest frame delivery and latency measurement tools to optimize their gameplay.

Screen 24.5
Resolution 1920 x 1080
Panel IPS
Refresh 360 Hz
response time ms 1
adaptive sync G-Sync
HDR HDR10
Alienware AW-Series AW2521H 24.5" Dark Side of the Moon monitor
66 Overall Score
Also available in:

Snapshot

Pros & Cons

Pros

  • Strong connectivity (98th percentile) 98th
  • Strong performance (92th percentile) 92th
  • Strong color (84th percentile) 84th
  • Strong user sentiment (76th percentile) 76th

Cons

  • Below average social proof (3th percentile)

What owners think

How owner sentiment changed over time

Exclusive

Based on when customers actually wrote their reviews - so you can see whether early praise held up.

Owner sentiment has cooled since launch
85/100Our AI sentiment readmedium confidence · 22 sources · Jun 2026
1★2★3★4★5★Q2 '21: 5.0★ · 1 reviewQ2 '22: 5.0★ · 2 reviewsQ3 '22: 1.0★ · 1 reviewQ4 '22: 5.0★ · 2 reviewsQ1 '23: 4.5★ · 2 reviewsQ2 '23: 5.0★ · 1 review121221Q2 '21Q2 '22Q3 '22Q4 '22Q1 '23Q2 '23
Avg ratingHappy (4-5★)Unhappy (1-2★)Bar height = number of reviews

Based on 9 dated customer reviews, grouped by calendar quarter. Period analysis is in English.

The proof

Performance

Performance Percentiles

Color 84.1
Portability 55.1
Display 35.8
Feature 71.9
User Sentiment 75.7
Ergonomic 72
Performance 91.7
Connectivity 97.6
Social Proof 3.3

Specifications

Full Specifications

Display

Size 24.5"
Resolution 1920 (Full HD)
Panel Type IPS
Aspect Ratio 16:9
Curved No

Performance

Refresh Rate 360 Hz
Response Time 1
Adaptive Sync G-Sync

Color & HDR

Brightness 400 nits
Color Gamut 99% sRGB
HDR HDR10
HDR Support HDR10

Connectivity

HDMI Ports 2
DisplayPort 3
Thunderbolt 0
Speakers No
Headphone Jack Yes

Ergonomics

Height Adjustable Yes
Tilt Yes
Swivel Yes
VESA Mount 100x100

Features

Webcam No
Touchscreen No
Power 23
Weight 12.2 kg / 27.0 lbs

vs Competition

Spec Alienware AW-Series AW2521H 24.5" LG UltraGear 32GX850A-B ASUS ROG Strix XG27AQDMG Samsung Odyssey Neo G9 LS57CG952NNXZA Dell UltraSharp U4025QW MSI MPG 272URX QD-OLED
Screen Size 24.5 32 26.5 57 39.70000076293945 27
Resolution 1920 x 1080 3840 x 2160 2560 x 1440 7680 x 2160 5120 x 2160 3840x2160
Panel Type IPS OLED OLED VA IPS OLED
Refresh Rate 360 165 240 240 120 240
Response Time Ms 1 0.029999999329447746 0.029999999329447746 1 5 0.029999999329447746
Adaptive Sync G-Sync FreeSync Premium Pro FreeSync Premium Pro FreeSync Premium Pro Adaptive-Sync G-Sync Compatible
Hdr HDR10 DisplayHDR True Black 400 HDR10 HDR10+ DisplayHDR 600 DisplayHDR True Black 400
Compare Compare Compare Compare Compare
Product ColorCompactDisplayFeatureUser SentimentErgonomicPerformanceConnectivitySocial Proof
Alienware AW-Series AW2521H 24.5" 84.155.135.871.975.77291.797.63.3
LG UltraGear 32GX850A-B Compare 80.555.198.885.975.790.396.19899.5
ASUS ROG Strix XG27AQDMG Compare 96.57475.571.995.990.397.993.185.9
Samsung Odyssey Neo G9 LS57CG952NNXZA Compare 99.43299.797.307287.393.195.4
Dell UltraSharp U4025QW Compare 97.682.498.397.375.77255.999.398.3
MSI MPG 272URX QD-OLED Compare 95.863.997.385.975.790.397.981.975.4

Usage Scores

Overall (65.6)Gaming (60.8)Office (56.9)Creative (58.7)Portable (9.5)Professional (58.3)Entertainment (48.9)

A full written review is coming soon. The specs, scores, prices and charts above are always up to date.

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