Gigabyte's huge 55-inch 4K 120Hz gaming monitor is now half price — grab this Android-powered display with HDMI 2.1 for just $9 per inch

Published: (March 1, 2026 at 12:02 PM EST)
2 min read

Source: Tom’s Hardware

Gigabyte S55U gaming monitor on sale at Amazon
Image credit: Gigabyte / Future

Overview

Gigabyte’s S55U is a 55‑inch gaming monitor that brings a 4K resolution and a 120 Hz refresh rate to a size more commonly found in TVs. While its VA panel and 2 ms response time aren’t aimed at competitive eSports, the large screen makes it ideal for couch gaming and media consumption. The monitor is currently on sale for $499 on Amazon, representing roughly a $500 discount.

Key Specifications

  • Screen size: 55 inches
  • Resolution: 3840 × 2160 (4K)
  • Refresh rate: 120 Hz (HDMI 2.1)
  • Panel type: VA with 2 ms response time
  • Local dimming: Full‑array local dimming (FALD) with 132 zones
  • HDR support: Dolby Vision, HDR10+, HLG
  • Color gamut: 96 % DCI‑P3 (quantum‑dot layer)
  • Connectivity:
    • 1 × HDMI 2.1 (eARC)
    • 2 × HDMI 2.0
    • Multiple USB ports
    • Ethernet port
    • Headphone jack
    • Optical audio out
  • Audio: 2 × 10 W speakers, Dolby Atmos certified
  • Operating system: Android TV (customized for gaming)
  • Gaming features: Black equalizer, refresh‑rate overlay, crosshair overlay

Features

  • Full‑array local dimming with 132 zones delivers true HDR performance, a rarity among monitors.
  • Dolby Vision support adds an extra layer of HDR quality, alongside HDR10+ and HLG.
  • Quantum‑dot technology boosts color accuracy, covering 96 % of the DCI‑P3 color space.
  • Android TV integration lets you stream movies and apps directly from the monitor without needing a separate PC or console.
  • Built‑in gaming tools such as a black equalizer and crosshair overlay help enhance visibility and aiming in games.

Deal

The Gigabyte S55U is available for $499 on Amazon:
Buy the Gigabyte S55U on Amazon

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