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The AOC AGON PRO AG346UCD is a 34-inch, 21:9 curved QD-OLED gaming monitor with a 3440 × 1440 resolution and a manufacturer-listed maximum refresh rate of 175 Hz. AOC lists a 0.03 ms GtG response time, HDMI 2.0 and DisplayPort 1.4 inputs, plus a three-port USB hub. Those are published specifications, not independent performance-test results. AOC’s US page showed a starting price of $599.99 when retrieved; check the live listing for current price and stock.
What is the AOC AGON PRO AG346UCD?
The AG346UCD is AOC’s 34-inch ultrawide gaming monitor using a QD-OLED panel. AOC specifies a 21:9 aspect ratio, 3440 × 1440 resolution, 1800R curvature and anti-reflection treatment. The curved screen and ultrawide resolution distinguish its format; the listed specifications alone do not establish how it performs in a particular game or workspace.
AOC’s launch announcement appeared on PRWeb on November 7, 2024. Other launch coverage surfaced with an October 23, 2024 date, so the available dates do not establish a single uncontested first-announcement date. PRWeb’s announcement is dated November 7.
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AG346UCD specifications
| Specification | AOC-listed detail |
|---|---|
| Panel and size | 34-inch QD-OLED |
| Aspect ratio and resolution | 21:9; 3440 × 1440 |
| Maximum refresh rate | 175 Hz |
| Response time | 0.03 ms GtG |
| Curvature | 1800R |
| Surface treatment | Anti-reflection |
| Video inputs | 2 × HDMI 2.0; 1 × DisplayPort 1.4 |
| USB | USB 3.2 Gen 1 hub with 3 downstream ports |
| Audio | 3.5 mm headphone output; speakers rated 8 W × 2 |
| Mounting and stand | 100 × 100 mm VESA mounting; removable stand |
These figures are specifications published by AOC, not results from independent testing. In particular, the 175 Hz maximum refresh rate and 0.03 ms GtG response time should not be read as independent measurements of real-world performance. AOC’s AG346UCD product page lists the main specifications.
#1 Best Overall
- 34" QD OLED DISPLAY: Enjoy stunning visuals with a 34" widescreen display featuring a 3440x1440 resolution and a 21:9 aspect ratio for an immersive viewing experience
- ULTRA-FAST PERFORMANCE: Experience ultra-smooth gameplay with a 175Hz refresh rate and an ultra-fast 0.03ms (GtG) response time, ensuring no motion blur
- G-SYNC COMPATIBLE: Achieve seamless, tear-free gameplay with NVIDIA G-SYNC compatibility, delivering fluid performance even in high-action scenes
- HDR400 TRUE BLACK: With HDR400 True Black certification, enjoy deeper blacks, brighter whites, and more vivid colors for enhanced realism and contrast
- ERGONOMIC DESIGN: Tilt (-3° ~ +21°), swivel (-16° ~ +16°), and height adjustment (up to 150mm) for customizable comfort. VESA mount compatibility allows for flexible setups
What to check before buying
Confirm the input and signal mode you need
The listed inputs are two HDMI 2.0 ports and one DisplayPort 1.4 port. The published port list does not, by itself, establish which resolution and refresh-rate combinations are available through each input. If you plan to connect a particular PC or console, check AOC’s manual for supported signal modes and connection-specific details before purchasing.
Check what the USB ports do
AOC lists a USB 3.2 Gen 1 hub with three downstream ports. The port count and standard do not establish charging capability or other detailed behavior; consult the manual if those functions matter to your setup.
Rank #2
- UNBEATABLE SPEED: Up to 280Hz refresh rate, 0.03ms GTG response time, and G-Sync unleash unprecedented fluidity to help you dominate the playing field and speed into victory
- STATE-OF-THE-ART OLED PANEL: The self-luminous OLED panel makes everything you love on screen come alive with genuine blacks, extreme color accuracy, and over 1.07 billion colors
- ULTRA-HIGH CLARITY: 26.5-inch AGON PRO tournament gaming monitor with 2K Quad HD 2560x1440 resolution OLED panel for excellent visuals and superb colors
- OUTSTANDING VISUALS: HDR10 produces rich details, diverse contrast, and wide color gamut (101 percent DCI-P3, 136.7 percent sRGB) for full immersion. It also further synchronizes your GPU or console with your monitor, resulting in unparalleled smoothness of action
- BETTER CONSOLE GAMING: AGON by AOC gaming monitors are designed to maximize the performance of your consoles by unleashing up to 120Hz frame rate (exact performance depends on consoles) and ultra low latency, giving you an edge over your opponents
Plan the desk and mounting arrangement
The monitor has a removable stand and a listed 100 × 100 mm VESA pattern. A compatible monitor arm is an option, but check that its load capacity and clearance suit the monitor before selecting one.
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Verify the live price and regional listing
When retrieved, AOC’s US page showed “From 599.99 USD” and listed Amazon and Best Buy as retailers. The page-listed prices were $599.99 at Amazon and $679.99 at Best Buy. This is a time- and region-specific snapshot, not a guaranteed current price or availability; verify the listing, stock and warranty terms for your location.
Rank #3
- 34” CURVED ULTRAWIDE DISPLAY: Immerse yourself in panoramic visuals with a 34" 1500R curved VA panel and cinematic 21:9 aspect ratio at UWQHD 3440x1440 resolution.
- ULTRAFAST 240HZ REFRESH RATE: Gain the upper hand in fast-paced titles with an ultra-smooth 240Hz refresh rate via DisplayPort and 240Hz via HDMI.
- 0.3MS MPRT RESPONSE TIME: Enjoy seamless transitions and near-instant reactions with a super-fast 0.3ms response time, eliminating motion blur and ghosting.
- AMD AMD FreeSync PREMIUM: Say goodbye to screen tearing and stutter with AMD FreeSync Premium support for fluid gameplay on both AMD and NVIDIA systems.
- VERSATILE CONNECTIVITY: Includes 1x DisplayPort 1.4 and 2x HDMI 2.1 ports, plus earphone out for private audio during intense gaming sessions.
What the specifications do—and do not—tell you
The published information establishes the monitor’s format, connectivity, mounting pattern and manufacturer-rated display figures. It does not provide independent comparative measurements of brightness, color accuracy, response behavior or gaming performance. Without such measurements, the specifications are not enough to conclude that the AG346UCD is faster, brighter, more accurate or a better value than a particular competing monitor.
Quick Recap
Best Value
- Compatible with AOC Agon Monitor models : AG326UD
- Compatible with AOC Agon PRO Monitor models : AG346UCD , AG456UCZD
- Universal VESA Support : Compatible with AOC Agon Monitor VESA Mount Adapter is the ideal accessory for Agon PRO users. It solves the mounting problem of monitors without VESA holes and is fully compatible with 75x75mm or 100x100mm VESA Various robotic arms Say goodbye to limited mounting options!
- Save Space: It helps free up space on your desk, improving your overall workspace. This adapter is ideal for those who want to increase productivity and create a more organized and comfortable work environment.
- Supporting Hardware:We include 1 monitor stand, matching screws and washers
Rank #4
- 49" class AGON Professional grade curved gaming monitor with Dual QHD 5120x1440 resolution (It is like having 2x QHD monitors side-by-side).Mounting Type: Wall Mount
- Aspect Ratio is 21:9
- Immersive 1800R curved VA panel with 1ms (MPRT) response time and 120Hz refresh rate (via DP 1. 4) with Adaptive-Sync for smooth gaming
- Stunning imagery with DisplayHDR 400 certified performance and 121. 6% sRGB and 90% Adobe RGB color gamut coverage, ideal for photo editing
- Mobile device-ready with USB-C input for convenient docking (DP alt mode for display signal) and charging of your device at the same time (up to 65W via USB-PD)
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.
