| ENERGY STAR Partner |
| Dell Inc. |
Dell Inc. |
| Product Category |
| Displays |
Displays |
| Type |
| Monitor |
Monitor |
| Brand Name |
| DELL |
DELL |
| Model Name |
| S2319HS |
U4021QW |
| Model Number |
| S2319HSt |
U4021QWt |
| Date Available On Market |
| January 28, 2020 |
January 25, 2021 |
| Date Certified |
| August 14, 2019 |
September 22, 2020 |
| Markets |
| United States, Switzerland, Taiwan, Japan, Canada |
United States, Switzerland, Taiwan, Japan, Canada |
| CB Model Identifier |
| ES_29573_S2319HSt_08162019200251_2990923 |
ES_29573_U4021QWt_09222020152448_1050504 |
| Meets ENERGY STAR Most Efficient 2024 Criteria |
| No |
No |
| Product Type |
| Monitor |
Monitor |
| Panel Type |
| PLS LCD |
IPS LCD |
| Native Resolution (pixels) |
| 1920 x 1080 |
5120 x 2160 |
| Total Native Resolution (megapixels) |
| 2 |
11.1 |
| Screen Size |
| 23 inches / 58.42 cm |
39.7 inches / 100.84 cm |
| Screen Area (square inches) |
| 226.05 inches / 574.17 cm |
564.69 inches / 1434.31 cm |
| Model Features |
| None |
Curved Screen,Full Network Connectivity,USB-C,Built-In Speakers |
| Features Enabled in Default On Mode |
| None |
Full Network Connectivity,Built-In Speakers |
| Features Enabled in Default Sleep Mode |
| None |
Full Network Connectivity |
| Signal or Data Interfaces |
| VGA,Display,HDMI,USB |
Thunderbolt,RJ45,Display,HDMI,USB |
| Power Source |
| Ac to dc internal power supply |
Ac to dc internal power supply |
| On Mode Power (watts) |
| 11 |
44.57 |
| Sleep Mode Power (watts) |
| 0 |
0.61 |
| Off Mode Power (watts) |
| 0 |
0.31 |
| Monitor Total Energy Consumption at 115 Volts (kWh/yr) |
| 35 |
140.12 |
| Maximum Total Energy Consumption Limit for Monitor Certification (kWh/yr) |
| 44 |
187.77 |
| Maximum Luminance (candelas per square meter) |
| 250 |
300 |
| Enhanced-Performance Display? |
| No |
Yes |
| Color Spaces Supported |
| None |
None |
| High Dynamic Range (HDR) |
| N/A |
N/A |
| Display Contrast Ratio at 0 deg. Horiz. Viewing Angle |
| 1,000 |
1200 |
| USB-C with Power Delivery Supported |
| No |
Yes |
| Tiled Display System |
| No |
No |
