AOC 27 Inch Computer Monitor 4K UHD IPS HDR Built-in Speakers, U27B3A
About this product
About this item AOC 27” 4K UHD 3840 x 2160 UHD LED monitor.Specific uses for product - Multimedia
IPS panel with wide Viewing angles and produces over 1 billion colors for rich details
3-Sided frameless design, ideal for seamless setup. Brightness (typical) - 350 cd/m²
Editor's Take
Amazon reviewers say the AOC U27B3A is a strong value pick, praising its crisp 4K picture, monitor quality, and overall performance for the price. They also note mixed experiences with color accuracy, brightness, functionality, and build consistency.
On review sites, the monitor is described as especially good for office work, productivity, and photo editing because of its sharp text and strong image clarity. Several reviews also mention that the built-in speakers add convenience, but they are not a standout feature.
On Reddit and forums, the broader consensus around this model family appears to be that it delivers excellent 4K image quality at a budget-friendly price, while the main tradeoff is the 60Hz refresh rate. Some commenters also flag potential quality-control issues such as uneven backlight, flicker, or dead pixels in isolated cases.
YouTube results show multiple real video reviews and demos specifically about the AOC U27B3A, suggesting the product has been covered in hands-on form by independent creators.
Price History
Specifications
| Screen Size | 27 |
| Resolution | 4K |
| Panel Type | IPS |
| Curved | No |
| Ultrawide | No |
Product Details
| Aspect Ratio | 16:9 |
| Screen Finish | Glossy |
| Contrast Ratio | [VARIES] |
| Refresh Rate | 60 hertz |
| Display Type | LCD |
| Display Technology | LCD |
| Brightness | 350 cd/m² |
| Color Gamut | 128.7 |
| Picture Quality Enhancement Technology | Eye Care, Flicker Free, IPS Panel |
| Screen Size | 27 inches |
| Item Dimensions D x W x H | 9.05"D x 24.17"W x 18.11"H |
| Resolution | 4K UHD 2160p |
| Display Resolution Maximum | 3840 x 2160 |
| Native Resolution | 3840x2160 |
| Power Consumption | 60 watts |
| Response Time | 4 milliseconds |
| Connectivity Technology | DisplayPort, HDMI |
| Hardware Connectivity | DisplayPort, HDMI |
| Adaptive Sync | FreeSync |
| Additional Features | Adaptive Sync, Built-In Speakers, Eye Care, Flicker-Free, Frameless |
| Specific Uses For Product | Business, Desktop, Photo Video Editing |
| Color | Black |
| Mounting Type | VESA Mount |
| Compatible Devices | Desktop, Gaming Console, Laptop |
| Warranty Type | 3 Years Manufacturer Warranty |
| Shape | Rectangular |
| Brand | AOC |
| Model Number | U27B3A |
| Model Name | AOC B3 |
| Warranty Description | 3 year manufacturer |
| Series Number | 3 |
| UPC | 685417736188 |
| Manufacturer | TPV Technology |
| Unit Count | 1 Count |
| Included Components | HDMI Cable, Monitor, Power Cord, User Manual |
| Best Sellers Rank | #47,823 in Electronics ( See Top 100 in Electronics ) #1,060 in Computer Monitors |
| ASIN | B0D51L1475 |
| Customer Reviews | 4.2 out of 5 stars |
| Total Number of HDMI Ports | 2 |
| Number of Component Outputs | 3 |
