Dell S2421HGF 144Hz 24"

★★★★★ 4.7 (3,539)
Screen 24
Resolution 1920 x 1080
Refresh 144 Hz
adaptive sync FreeSync Premium
Dell S2421HGF 144Hz 24" monitor
31 Overall Score
Also available in:

Snapshot

Pros & Cons

Pros

  • Strong social proof (98th percentile) 98th

Cons

  • Below average connectivity (11th percentile)
  • Below average ergonomic (12th percentile)
  • Below average color (18th percentile)
  • Below average feature (23th 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
82/100Our AI sentiment readlow confidence · 9 sources · May 2026
1★2★3★4★5★Q4 '20: 5.0★ · 2 reviewsQ1 '21: 5.0★ · 2 reviewsQ2 '21: 4.5★ · 2 reviewsQ1 '22: 4.0★ · 1 reviewQ2 '23: 5.0★ · 1 reviewQ4 '23: 5.0★ · 1 review222111Q4 '20Q1 '21Q2 '21Q1 '22Q2 '23Q4 '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 18.2
Portability 31.7
Display 29.7
Feature 23.3
User Sentiment 59.1
Ergonomic 12.2
Performance 59.7
Connectivity 10.6
Social Proof 98.4

Specifications

Full Specifications

Display

Size 24"
Resolution 1920 (Full HD)
Aspect Ratio 16:9

Performance

Refresh Rate 144 Hz
Adaptive Sync FreeSync Premium

Features

Weight 3.4 kg / 7.4 lbs

vs Competition

Spec Dell S2421HGF 144Hz 24" ASUS ROG Strix XG27AQDMG LG UltraGear 27GX790A-B MSI MPG MPG 271QRX QD-OLED Samsung Odyssey OLED G6 G60SF Alienware AW-Series AW3425DW
Screen Size 24 26.5 27 27 27 34
Resolution 1920 x 1080 2560 x 1440 2560 x 1440 2560 x 1440 2560 x 1440 3440x1440
Panel Type - OLED OLED QD-OLED QD-OLED QD-OLED
Refresh Rate 144 240 480 360 500 240
Response Time Ms - 0.029999999329447746 0.029999999329447746 0.029999999329447746 0.029999999329447746 0.029999999329447746
Adaptive Sync FreeSync Premium FreeSync Premium Pro FreeSync Premium Pro FreeSync Premium Pro FreeSync Premium Pro FreeSync Premium Pro
Hdr - HDR10 HDR10 DisplayHDR True Black 400 HDR 10+ DisplayHDR 400 True Black
Compare Compare Compare Compare Compare
Product ColorCompactDisplayFeatureUser SentimentErgonomicPerformanceConnectivitySocial Proof
Dell S2421HGF 144Hz 24" 18.231.729.723.359.112.259.710.698.4
ASUS ROG Strix XG27AQDMG Compare 96.473.875.772.295.790.397.99386
LG UltraGear 27GX790A-B Compare 84.563.776.672.295.790.399.79898.4
MSI MPG MPG 271QRX QD-OLED Compare 98.963.776.672.299.190.399.58299.5
Samsung Odyssey OLED G6 G60SF Compare 83.563.776.672.295.790.399.99873.8
Alienware AW-Series AW3425DW Compare 98.279.985.491.7090.397.995.295.5

Price

Value & Pricing

From $300 1 offers across 1 retailers
Amazon 1 offers From $300
$300

Usage Scores

Overall (30.9)Gaming (31.8)Office (22.5)Creative (17.5)Portable (13.8)Professional (17.4)Entertainment (24.5)

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

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