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Deco Gear 27"

★★★★☆ 4.4 (711)

The 27-inch QHD OLED panel delivers true blacks and a 1.5M:1 contrast ratio, paired with a 280Hz refresh rate and 0.03ms response time for competitive gaming. Its 98% DCI-P3 and 96% Adobe RGB coverage with Delta E under 2 makes it a rare dual-purpose display that handles color-critical work without sacrificing speed. This monitor is best for gamers who also edit photos or video and need a single high-refresh screen with professional-grade color accuracy.

Screen 27
Resolution 2560 x 1440
Panel OLED
Refresh 280 Hz
response time ms 0.029999999329447746
adaptive sync Adaptive-Sync
HDR DisplayHDR 400
Deco Gear 27" monitor
80 Overall Score
Also available in:

Snapshot

Pros & Cons

Pros

  • Strong performance (99th percentile) 99th
  • Strong ergonomic (91th percentile) 91th
  • Strong feature (87th percentile) 87th
  • Strong social proof (86th percentile) 86th

Cons

  • Below average compact (16th 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
1★2★3★4★5★Q1 '23: 5.0★ · 1 reviewQ2 '23: 5.0★ · 1 reviewQ4 '24: 5.0★ · 1 reviewQ1 '25: 5.0★ · 1 reviewQ4 '25: 4.8★ · 4 reviewsQ1 '26: 3.7★ · 3 reviews111143Q1 '23Q2 '23Q4 '24Q1 '25Q4 '25Q1 '26
Avg ratingHappy (4-5★)Unhappy (1-2★)Bar height = number of reviews

Based on 11 dated customer reviews, grouped by calendar quarter. Period analysis is in English.

The proof

Performance

Performance Percentiles

Color 83.9
Portability 16.1
Display 76.6
Feature 86.5
Ergonomic 90.6
Performance 99.3
Connectivity 59
Social Proof 86.4

Specifications

Full Specifications

Display

Size 27"
Resolution 2560 (QHD)
Panel Type OLED
Aspect Ratio 16:9
Curved No

Performance

Refresh Rate 280 Hz
Response Time 0.03
Adaptive Sync Adaptive-Sync

Color & HDR

Brightness 250 nits
Color Gamut 98% DCI-P3, 96% Adobe RGB, 99% sRGB
Color Depth 10 bit
HDR DisplayHDR 400
HDR Support HDR400

Connectivity

HDMI Ports 2
DisplayPort 1
Speakers No
Headphone Jack Yes

Ergonomics

Height Adjustable Yes
Tilt Yes
Swivel Yes
Pivot Yes
VESA Mount 75x75

Features

PIP/PBP Yes
Power 65
Weight 6.3 kg / 13.8 lbs

vs Competition

Spec Deco Gear 27" LG UltraGear 45GX950A-B Samsung Odyssey Neo G9 G95NC ASUS ROG Strix XG27ACDNG Dell UltraSharp U3425WE MSI MAG MAG 271QPX QD-OLED E2
Screen Size 27 44.5 57 27 34.13999938964844 27
Resolution 2560 x 1440 5120 x 2160 7680 x 2160 2560 x 1440 3440x1440 2560 x 1440
Panel Type OLED OLED VA OLED IPS QD-OLED
Refresh Rate 280 165 240 360 120 240
Response Time Ms 0.029999999329447746 0.029999999329447746 1 0.029999999329447746 5 0.029999999329447746
Adaptive Sync Adaptive-Sync FreeSync Premium Pro FreeSync Premium Pro FreeSync Premium Pro G-Sync Compatible FreeSync Premium Pro
Hdr DisplayHDR 400 DisplayHDR True Black 400 HDR10+ DisplayHDR True Black 400 DisplayHDR 400 DisplayHDR True Black 400
Compare Compare Compare Compare Compare
Product ColorCompactDisplayFeatureErgonomicPerformanceConnectivitySocial Proof
Deco Gear 27" 83.916.176.686.590.699.35986.4
LG UltraGear 45GX950A-B Compare 99.482.499.797.490.696.296.991.2
Samsung Odyssey Neo G9 G95NC Compare 99.432.399.797.472.487.793.295.7
ASUS ROG Strix XG27ACDNG Compare 76.264.176.672.690.699.682.491.2
Dell UltraSharp U3425WE Compare 86.786.980.997.490.656.399.886.4
MSI MAG MAG 271QPX QD-OLED E2 Compare 9964.176.686.590.697.982.478

Price

Value & Pricing

From ¥113,207 1 offers across 1 retailers
Amazon.co.jp 1 offers From ¥113,207
¥113,207

Usage Scores

Overall (79.9)Gaming (77.7)Office (76.5)Creative (72.6)Portable (7.8)Professional (76.9)Entertainment (68.2)

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

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