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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=Lenovo%20L-Series%20L27h-4A%2027%20inch%20Quad%20HD%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 | IPS | 2560 x 1440 pixels (QHD) | 100Hz | 1 ms response | 16.7 M |
| Launched | Launch Status | Launched |
| 9.3 | Rating | 9.2 |
| 81 | Votes | 73 |
| 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 | Lenovo L-Series L27h-4A 27 inch Quad HD Monitor is a 27 in IPS Monitor. It has a 2560 x 1440 pixels (QHD) resolution and a 100 Hz refresh rate. It has a 1 ms response time. Notable features include USB-C, 2 x HDMI v2.1, 1 x DisplayPort v1.4, Built-in Speakers and Headphone Jack. |
| Acer | Brand | Lenovo |
| EI491CR | Model | L27h-4A |
| — | Dimensions | 613.2 x 356.7 x 41 mm |
| — | Depth with Stand | 196.2 mm |
| 471 mm | Height with Stand | 571.6 mm |
| 11.4 kg | Weight | 4.2 kg |
| 11.4 kg | Weight with Stand | 6 kg |
| VA | Panel Type | IPS |
| Curved | Form Factor | Flat |
| 3 years Warranty | Warranty | 3 years 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 | Natural Low Blue Light technology |
| 3840 x 1080 pixels | Resolution | 2560 x 1440 pixels (QHD) |
| 144 Hz | Max Refresh Rate | 100 Hz |
| 100000000:1 (Dynamic) | Contrast Ratio | 1500:1 |
| 4 ms | Response Time | 1 ms |
| 400 nits (2D) | Brightness | 350 cd/㎡ |
| LED Backlit Backlight | Backlight | WLED |
| Yes, AMD FreeSync 2 | Adaptive Sync | — |
| 16.7 M Colors | Color Gamut | 16.7 M |
| 178 ° | Horizontal Viewing Angle | 178 ° |
| 178 ° | Vertical Viewing Angle | 178 ° |
| No USB Port | USB Ports | 1 x USB Type-C, 4 x USB Type-A |
| — | USB Port Details | 1 x USB 3.2 Gen 1 Type-C (Upstream), 4 x USB 3.2 Gen 1 Type-A (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 | Height Adjustable, Swivel & Pivot Support |
| -5° to 15° | Stand Tilt | -5°~22° |
| 75 x 75 mm | Wall Mounting | — |
| — | HDCP Support | — |
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