Acer AOPEN 27HC5UR S 27" Black 2021

★★★★☆ 4.1 (46)

The 1500R curved VA panel combined with 165Hz refresh rate and 1ms response time delivers fluid, tear-free motion thanks to AMD FreeSync Premium. Its 2560x1440 resolution ensures crisp detail in games and media, while the height-adjustable stand and VESA mount add ergonomic flexibility. It's best suited for casual gamers wanting an affordable, immersive 1440p curved display without breaking the bank.

Screen 27"
Resolution 2560 x 1440
Panel VA
Refresh 165 Hz
response time ms 1
adaptive sync FreeSync Premium
HDR HDR10
Acer AOPEN 27HC5UR S 27" Black 2021 monitor
61 Score global

Aperçu

The 30-Second Version

The AOPEN 27HC5UR S delivers 165Hz QHD gaming at $180, with a feature set in the 91st percentile. Color and brightness are mediocre at best, and a few owners report flickering and early failure. It's a great value if you get a good unit, but the durability concerns keep it from being an easy recommendation.

Pros & Cons

Points forts

  • 165Hz refresh rate and 1ms response time at a budget price 91st
  • Feature set ranks in the 91st percentile overall 77th
  • Sharp 2560 x 1440 resolution on a 27-inch panel 68th
  • FreeSync Premium eliminates tearing on AMD GPUs 68th
  • 1500R curve saves desk space compared to flat 27-inch displays

Points faibles

  • 250 nits peak brightness limits HDR impact
  • Color performance sits at the 47th percentile
  • User sentiment only reaches the 46th percentile
  • One verified buyer reported unit failure within a year
  • Backlight bleed along edges reported by owners

L'avis des propriétaires

The Word on the Street

4.1/5 (46 reviews)
👍 Owners consistently praise the sharp WQHD resolution and vibrant colors, with several noting the curved design actually saves desk space compared to their old flat monitors.
👍 Gamers report the 165Hz refresh rate and FreeSync performance make a noticeable difference in fast-paced titles, and many feel the monitor is an excellent value for the price.
👎 A few buyers report backlight bleed along the edges and one verified purchase failed within a year with persistent screen flickering, with warranty claims proving difficult.

L'évolution de l'avis des propriétaires dans le temps

Exclusivité

D'après la date à laquelle les clients ont rédigé leurs avis - pour voir si l'enthousiasme initial s'est confirmé.

L'avis des propriétaires est resté stable dans le temps
78/100Notre analyse IA du ressenticonfiance faible · 8 sources · mai 2026
1★2★3★4★5★Q3 '21: 5.0★ · 1 avisQ2 '22: 5.0★ · 1 avisQ3 '22: 5.0★ · 1 avisQ4 '22: 4.0★ · 1 avisQ3 '23: 5.0★ · 1 avisQ2 '24: 3.0★ · 2 avisQ3 '25: 5.0★ · 1 avis1111121Q3 '21Q2 '22Q3 '22Q4 '22Q3 '23Q2 '24Q3 '25
Note moyenneSatisfaits (4-5★)Insatisfaits (1-2★)Hauteur des barres = nombre d'avis

D'après 8 avis clients datés, regroupés par trimestre civil. L'analyse par période est en anglais.

Les preuves

Performance

The 165Hz refresh rate paired with a 1ms response time is the star here. Our performance metric puts this monitor at the 79th percentile, which is well above average for the category. FreeSync Premium keeps things smooth if you're running an AMD GPU, and the 1500R curve helps pull you into the action without feeling like you're sitting inside a fishbowl.

The VA panel gives you solid contrast, which helps in darker game scenes. But the 250 nits peak brightness is a weak spot. HDR10 support is technically there, but at this brightness level it's more of a checkbox than a feature. You won't get the eye-searing highlights of a proper HDR display. For fast-paced shooters and esports titles, the refresh rate and response time do the heavy lifting. For cinematic HDR gaming, this isn't the panel you want.

Performance Percentiles

Color 43.8
Portabilité 36.3
Display 67.9
Feature 90.5
User Sentiment 46.6
Ergonomic 66.6
Performance 77.3
Connectivity 63.9
Preuve sociale 67.7

Specifications

Full Specifications

Display

Size 27"
Resolution 2560x1440 (QHD)
Panel Type VA
Aspect Ratio 16:9
Curved Yes
Curvature 1500

Performance

Refresh Rate 165 Hz
Response Time 1
Adaptive Sync FreeSync Premium

Color & HDR

Brightness 250 nits
HDR HDR10
HDR Support HDR10

Connectivity

HDMI Ports 2
DisplayPort 1
Speakers Yes
Headphone Jack Yes

Ergonomics

Height Adjustable Yes
Tilt Yes
VESA Mount 100x100

Features

Webcam No
Weight 3.2 kg / 7.0 lbs

vs Competition

Stacked against the MSI MAG 271QPX QD-OLED E2 or the ASUS ROG Strix XG27ACDNG, the AOPEN gets demolished on color and brightness. Those are OLED panels with proper HDR and color accuracy that this VA panel can't touch. But they also cost several times more. The LG UltraGear 27G810A-B and HP OMEN 27qs G2 are closer in spirit, but even those typically run higher. The AOPEN's 79th percentile performance ranking means it holds its own on speed, but the 47th percentile color score is where the budget cuts show. If you care about visual fidelity, save up. If you care about frame rates per dollar, this is the value play.

Spec Acer AOPEN 27HC5UR S 27" MSI MAG 271QPX QD-OLED E2 ASUS ROG Strix XG27ACDNG LG UltraGear 27G810A-B Samsung Odyssey G7 G75F Alienware AW2725D
Screen Size 27 27 27 27 37 27
Resolution 2560 x 1440 2560 x 1440 2560 x 1440 3840 x 2160 3840 x 2160 2560 x 1440
Panel Type VA QD-OLED OLED IPS VA QD-OLED
Refresh Rate 165 240 360 180 165 280
Response Time Ms 1 0.029999999329447746 0.029999999329447746 1 1 0.029999999329447746
Adaptive Sync FreeSync Premium FreeSync Premium Pro FreeSync Premium Pro G-Sync Compatible FreeSync Premium Pro FreeSync Premium Pro
Hdr HDR10 DisplayHDR True Black 400 DisplayHDR True Black 400 DisplayHDR 400 HDR10+ DisplayHDR 400 True Black
Compare Compare Compare Compare Compare
Produit ColorPortabilitéDisplayFeatureUser SentimentErgonomicPerformanceConnectivityPreuve sociale
Acer AOPEN 27HC5UR S 27" 43.836.367.990.546.666.677.363.967.7
MSI MAG 271QPX QD-OLED E2 Compare 99.158.77984.895.490.698.18299.4
ASUS ROG Strix XG27ACDNG Compare 75.758.77969.895.490.699.68290.3
LG UltraGear 27G810A-B Compare 95.168.889.769.874.890.68298.380.5
Samsung Odyssey G7 G75F Compare 89.450.893.490.558.673.177.398.398.1
Alienware AW2725D Compare 9980.17969.895.490.699.395.699.9

Prix

Value & Pricing

At $180, this monitor is hard to argue with on paper. You're getting a 165Hz QHD panel with FreeSync Premium for less than most 1080p gaming monitors. The feature set ranking in the 91st percentile at this price point is genuinely impressive. The catch is that value assumes the unit holds up. With a 4.1 out of 5 rating across 46 reviews and a few durability complaints, you're rolling the dice a bit. If you get a good panel, it's a steal. If you get a flickering one, the warranty situation sounds frustrating.

À partir de 180 $US 2 offres chez 2 marchands
Best Buy 1 offre À partir de 180 $US
Amazon 1 offre À partir de 180 $US

Price History

160 $US 180 $US 200 $US 220 $US 240 $US 260 $US 20 mai6 juil.2 août20 oct. 180 $US

En savoir plus

Overview

The AOPEN 27HC5UR S hits 165Hz at 2560 x 1440 for $180. That's the headline. In our database, its feature set lands in the 91st percentile, which is wild for a monitor at this price. You're getting a 27-inch curved VA panel, FreeSync Premium, and a 1ms response time for less than what most brands charge for a 1080p office display.

But the numbers tell a more complicated story. Color performance sits at the 47th percentile, brightness tops out at 250 nits, and user sentiment is only at the 46th percentile. Owners love the sharpness and the price, but a few report backlight bleed and one unit died within a year. It's a budget gaming monitor that punches above its weight on paper, with some real-world caveats worth knowing about.

Common Questions

Q: Is the HDR on this monitor any good?

Not really. It supports HDR10, but with only 250 nits of peak brightness, you won't see the dramatic highlights that make HDR worthwhile. The color performance sits at the 47th percentile in our database, so treat HDR as a bonus feature rather than a selling point.

Q: Will this monitor work with my NVIDIA GPU?

Yes, it'll work fine. FreeSync Premium is AMD's adaptive sync tech, but many NVIDIA GPUs can use it through G-Sync Compatible mode over DisplayPort. You'll still get the 165Hz refresh rate either way, though tear-free performance is most reliable with an AMD card.

Q: How does the curved screen compare to a flat monitor?

The 1500R curve is fairly gentle. One owner noted their 27-inch curved panel was only about 1.5 inches wider than their old 24-inch flat monitor, so it fits on desks that couldn't handle a flat 27-inch display. There's a short adjustment period, but most people find it comfortable for gaming and productivity.

Who Should Skip This

Skip this if you care about color accuracy or HDR. The 47th percentile color ranking and 250 nits brightness mean photo editors, video creators, and anyone who wants punchy HDR should look elsewhere. Also skip it if you're risk-averse about reliability. With user sentiment at the 46th percentile and at least one verified report of failure within a year, plus warranty headaches, this isn't the monitor to buy if you need it to last five years without drama. And if you're not a gamer, the office score of 59.6 out of 100 suggests there are better productivity-focused panels out there.

Verdict

The AOPEN 27HC5UR S is a budget gaming monitor that gets the important things right. 165Hz, 1ms response, QHD resolution, and FreeSync Premium at $180 is a genuinely strong package. The 91st percentile feature ranking backs that up. But the 46th percentile user sentiment and scattered durability reports mean you should buy it knowing the risks. If you're on a tight budget and want high refresh rate gaming, this is a solid pick. If you can stretch your budget, a more reliable panel with better color might save you headaches down the road.

Usage Scores

Global (60.5)Jeux (63)Office (58.3)Creative (41.6)Portable (13.1)Professional (43.8)Divertissement (57.7)

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