Acer 27in FHD 1920x1080 IPS

By Acer · Gaming Monitors · Audio & Electronics

  • 27 in IPS panel, 1920 x 1080 at 120 Hz
  • 250 cd/m2 brightness
  • 99% sRGB coverage
  • 1000:1 static contrast ratio
  • VESA 100 x 100 mm mount

Lowest price seen
~$99.99 (approx.)
from $99.99 at Amazon

Prices are snapshots. Check the current price with the store.

Summary

A 27-inch 1080p IPS monitor with 120Hz refresh and FreeSync, built for AMD GPU or Xbox users who want a big screen on a budget. Check your ports before you buy: there is no DisplayPort, so NVIDIA graphics cards and PS5 consoles get no variable refresh rate.

Strengths

  • 99% sRGB color accuracy and 178° viewing angles from the IPS panel.
  • 120Hz refresh over HDMI is a visible improvement over 60Hz for gaming and desktop use.
  • AMD FreeSync works over HDMI with a 48–120Hz VRR range.
  • Low input lag at approximately 4ms.
  • 100 × 100 mm VESA mount for aftermarket arms.
  • Price has hovered around $99–110 at major retailers over 2025–2026.

Weaknesses

  • No DisplayPort input — only HDMI 1.4 and VGA — so VRR does not work with NVIDIA cards or PS5.
  • 250-nit brightness is at the low end for modern LCDs and struggles in bright rooms.
  • 81 PPI at 27 inches 1080p produces somewhat pixelly text.
  • Tilt-only stand with no height, swivel, or pivot adjustment.
  • 1,000:1 static contrast with visible IPS glow in dark scenes.
  • The 1ms rating is VRB (backlight strobing), not GtG, and cannot be used with VRR.

Verified specifications

Screen27 inches, 16:9, 1920 × 1080 (Full HD), IPS panel with LED backlight.
Pixel density81 PPI at 27 inches 1080p.
Color99% sRGB coverage, 16.7 million colors via 6-bit + 2-bit FRC dithering.
Viewing angles178° horizontal / 178° vertical.
Refresh rateup to 120Hz via HDMI; VGA limited to 60Hz.
Response time1ms (VRB — backlight-strobing MPRT figure, not GtG).
Input lagapproximately 4ms (DisplayNinja measurement).
Contrast1,000:1 static (DisplayNinja); Acer UK spec sheet states 1,500:1 native.
Brightness250 cd/m² (nits).
Adaptive-SyncAMD FreeSync over HDMI, 48–120Hz VRR range.
VRR compatibilityworks with AMD GPUs and Xbox over HDMI; does not work with NVIDIA cards or PS5.
Ports1x HDMI 1.4, 1x VGA (60Hz max), 1x 3.5mm headphone jack.
Speakers2W x 2 listed as “optional” in the user guide; some units may lack speakers.
Standtilt-only, -5° to +25°; VESA 100 × 100 mm.
Dimensions611.5 × 361.3 × 45.2 mm without stand; 611.5 × 467.6 × 210 mm with stand.
Weightapproximately 3.0 kg without stand, 3.40 kg with stand.
Power30W maximum, 300mW standby.
In the boxmonitor, power cord, HDMI cable.
Full research notes and sources

Picture quality and everyday use

The IPS panel delivers 99% sRGB coverage with vivid, accurate colors and wide 178° viewing angles. DisplayNinja found it suitable for entry-level color-critical work, though a colorimeter is needed for professional calibration. The 120Hz refresh rate is a visible improvement over 60Hz — DisplayNinja notes the jump from 60Hz to 120Hz is “much more noticeable” than 100Hz to 144Hz. Input lag is low at approximately 4ms.

At 27 inches 1080p, pixel density is 81 PPI. Text and details appear “a bit pixely” compared to a 24-inch 1080p screen (92 PPI) or a 27-inch 1440p screen (109 PPI). Users coming from high-DPI laptop displays may find the step down noticeable.

The stand is sturdy but tilt-only (-5° to +25°) with no height, swivel, or pivot adjustment. The monitor is VESA 100 × 100 mm compatible for aftermarket arms. The OSD is controlled by a rear joystick and includes PiP/PbP, Black Boost, a refresh-rate tracker, sharpness, gamma, and 6-axis hue/saturation controls. The backlight is flicker-free unless VRB is enabled, and an integrated low-blue light filter is included.

Gaming and VRR

AMD FreeSync works over HDMI with a 48–120Hz VRR range. However, VRR does not work with NVIDIA graphics cards or PS5 consoles because the monitor lacks DisplayPort and HDMI 2.1. DisplayNinja explicitly notes that NVIDIA G-SYNC Compatible mode is not supported. One publication claimed FreeSync “worked flawlessly with both AMD and NVIDIA graphics cards,” but DisplayNinja’s hardware-level assessment is more authoritative.

The VGA input is limited to 60Hz. Buyers wanting high refresh must use HDMI. The 1ms response time figure is achieved through VRB (Visual Response Boost), a backlight-strobing mode that reduces perceived motion blur but dims the image, cannot be active simultaneously with VRR, and may cause headaches in flicker-sensitive users. Three overdrive modes are available; Normal is recommended to avoid overshoot.

Owner reports and reliability

Owner evidence is sparse. An r/Monitors thread reports a glitched display image that affects the OSD even when the monitor is disconnected from a PC. An Acer community thread reports no audio output from a KB272 G0bi despite the device appearing in the audio device list, consistent with the “optional” speaker designation. These are isolated reports, not confirmed defect patterns. No reliability or failure-rate data was found for this model.

Is it worth it?

At $99–110, the KB272 G0bi occupies a defensible niche: 27-inch IPS color accuracy, 120Hz, and FreeSync at a price that undercuts most 1440p and 144Hz alternatives. The value proposition is strongest for buyers who use an AMD GPU or Xbox, do not need DisplayPort, and are comfortable with 1080p at 27 inches. At $110–130, the value weakens because 27-inch 1440p 100Hz IPS monitors and higher-refresh 1080p models with DisplayPort become available at similar prices. Above $130, it is difficult to recommend when alternatives with DisplayPort, higher resolution, or higher refresh rates exist at the same price point.

Acer Store US lists the KB272 G0bi at $149.99 regular price with a $99.99 special price. Best Buy sells the identical KA272 G0bi at $109.99 (comp value $149.99). CDW lists it at $104.99. A Reddit deal post showed it at $89 ($99 minus $10 coupon). DisplayNinja scores it 3.6/10 with a Price/Value sub-score of 3.0, concluding “there are better options in this price range.”

Which model this is

This page covers the Acer KB272 G0bi, 27-inch Full HD IPS monitor, Acer US part UM.HK2AA.005 (UK part UM.HK2EE.009). The same display is sold as the Acer KA272 G0bi at Best Buy (SKU 6587445) with identical core specs. The Amazon listing is ASIN B0D9MK23S7. Do not confuse it with the KB272 EBI (100Hz), KB272 Hbi (VA panel, 100Hz), or the older KB272 bi (75Hz) — Acer uses confusingly similar model names across its Essential/K2 lineup.

Sources

Manufacturer:

Independent reviews:

Owner reports:

Retailers:

Buying guides for this category

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