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| https://www.amazon.com/s?k=Acer%20EI491CR%2049%20inch%20DWFHD%20Curved%20Monitor&tag=10274805-20 | Buy Now | https://www.amazon.com/s?k=TCL%20Thunderbird%20U9%2027%20inch%20Ultra%20HD%204K%20MiniLED%20Gaming%20Monitor&tag=10274805-20 |
| 49 inches display | VA | 3840 x 1080 pixels | 144Hz | 4 ms response | 16.7 M Colors | Key Difference | 27 inches display | 3840 x 2160 pixels (4K UHD) | 165Hz | 1 ms response | 99% sRGB, 95% DCI-P3 |
| Launched | Launch Status | Upcoming |
| 9.3 | Rating | 8.6 |
| 81 | Votes | 70 |
| Acer EI491CR 49 inch DWFHD Curved Monitor is a 49 in Curved VA LED Monitor. It has a 3840 x 1080 pixels resolution and a 144 Hz refresh rate. It has a 4 ms response time and Adaptive Sync support. Notable features include HDMI v1.4, DisplayPort v1.2 and Built-in Speakers. | Description | TCL Thunderbird U9 27 inch Ultra HD 4K MiniLED Gaming Monitor is an upcoming 27 in Monitor. It has a 3840 x 2160 pixels (4K UHD) resolution and a 165 Hz refresh rate. It has a 1 ms response time and Adaptive Sync support. Notable features include USB-C, 2 x HDMI v2.1, 1 x DisplayPort v1.4, Built-in Speakers and Headphone Jack. |
| Acer | Brand | TCL |
| EI491CR | Model | Thunderbird U9 |
| — | Dimensions | — |
| — | Depth with Stand | — |
| 471 mm | Height with Stand | — |
| 11.4 kg | Weight | — |
| 11.4 kg | Weight with Stand | — |
| VA | Panel Type | — |
| Curved | Form Factor | Flat |
| 3 years Warranty | Warranty | — |
| 49 inches | Size | 27 inches |
| — | PPI | — |
| 32:9 | Aspect Ratio | 16:9 |
| No | Anti Glare Screen | No |
| Vesa Certified Display HDR 400, Split Screen Feature to Increase Productivity and Efficiency I Eye Care with Bluelight Shield, Flickerless, Low Dimming, Comfyview | Features | HDR1400, 2304 Local Dimming Zones |
| 3840 x 1080 pixels | Resolution | 3840 x 2160 pixels (4K UHD) |
| 144 Hz | Max Refresh Rate | 165 Hz |
| 100000000:1 (Dynamic) | Contrast Ratio | 4000:1 (Static), 1,000,000:1 (Dynamic) |
| 4 ms | Response Time | 1 ms |
| 400 nits (2D) | Brightness | 1600 nits |
| LED Backlit Backlight | Backlight | Mini LED |
| Yes, AMD FreeSync 2 | Adaptive Sync | Yes, AMD FreeSync, NVIDIA G-Sync |
| 16.7 M Colors | Color Gamut | 99% sRGB, 95% DCI-P3 |
| 178 ° | Horizontal Viewing Angle | 178 ° |
| 178 ° | Vertical Viewing Angle | 178 ° |
| No USB Port | USB Ports | 1 x USB Type-C, 3 x USB Type-A |
| — | USB Port Details | 1 x USB Type-C (90W Power Delivery), 2 x USB 3.0 Type-A (Downstream), 1 x USB 3.0 Type-B (Upstream) |
| — | Headphone Jack | Yes |
| Display Port v1.2 | Display Port | 1 x Display Port v1.4 |
| HDMI v1.4 Port | HDMI | 2 x HDMI v2.1 Port |
| 3 W | Speakers | 2 x 3W |
| — | Other Features | Picture in Picture, Picture by Picture, KVM Switch |
| -5° to 15° | Stand Tilt | — |
| 75 x 75 mm | Wall Mounting | — |
| — | HDCP Support | — |
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