Compare Dell UltraSharp U2721DE vs Dell UltraSharp U2421E WUXGA vs Dell UltraSharp U2722DE

[[{"Ft":"Connectivity","Fn":"Ports","Fv":"1x USB 3.1 (Type-C; upstream; DP; 65W), 1x Ethernet RJ45, 1x DisplayPort 1.4, 1x 3.5 mm Audio Out, 1x DisplayPort 1.4 (Output MST), 1x HDMI 1.4, 2x USB 3.0 (downstream), 2x USB 3.0 (downstream; BC 1.2)"},{"Ft":"Construction","Fn":"Adjustment | Height","Fv":"130 mm / 5.1181 in "},{"Ft":"Construction","Fn":"Adjustment | Pivot","Fv":"-90° ~ 90°"},{"Ft":"Construction","Fn":"Adjustment | Swivel","Fv":"-40° ~ 40°"},{"Ft":"Construction","Fn":"Adjustment | Tilt","Fv":"-5° ~ 21°"},{"Ft":"Construction","Fn":"Camera","Fv":"No"},{"Ft":"Construction","Fn":"Colors","Fv":"Black"},{"Ft":"Construction","Fn":"VESA Mount","Fv":"100 x 100 mm"},{"Ft":"Dimensions","Fn":"Bezels","Fv":"92.16% screen-to-body ratio"},{"Ft":"Dimensions","Fn":"Size | Depth","Fv":"1.54 in / 39 mm w/o stand, 7.09 in / 180 mm w/ stand"},{"Ft":"Dimensions","Fn":"Size | Height","Fv":"13.98 in / 355 mm w/o stand, 15.36 in / 390.2 mm w/ stand"},{"Ft":"Dimensions","Fn":"Size | Width","Fv":"24.1 in / 612.2 mm"},{"Ft":"Dimensions","Fn":"Weight","Fv":"4.19 kg / 9 lbs w/o stand , 6.24 kg / 14 lbs w/ stand"},{"Ft":"Display","Fn":"Aspect Ratio","Fv":"16:9"},{"Ft":"Display","Fn":"Brightness","Fv":"350 nits"},{"Ft":"Display","Fn":"Contrast Ratio","Fv":"1000:1 (static)"},{"Ft":"Display","Fn":"Display Backlight","Fv":"W-LED"},{"Ft":"Display","Fn":"Display Color Depth","Fv":"8 bits, 16777216 colors"},{"Ft":"Display","Fn":"Display Diagonal","Fv":"27\u0026quot; (26.96 in / 684.7 mm)"},{"Ft":"Display","Fn":"Display Type","Fv":"IPS, Anti-glare/Matte (3H)"},{"Ft":"Display","Fn":"Gamut","Fv":"89% DCI-P3, 99% sRGB"},{"Ft":"Display","Fn":"Pixel Density","Fv":"109 ppi"},{"Ft":"Display","Fn":"Pixel Pitch","Fv":"0.233 mm"},{"Ft":"Display","Fn":"Refresh Rate","Fv":"56 Hz ~ 76 Hz"},{"Ft":"Display","Fn":"Resolution","Fv":"QHD (2560x1440)"},{"Ft":"Display","Fn":"Response Time","Fv":"5 ms (min) / 8 ms (avg)"},{"Ft":"Display","Fn":"Viewing Angle","Fv":"178° H / 178° V"},{"Ft":"Function","Fn":"Licenses","Fv":"ENERGY STAR, EPEAT, TCO Certified, RoHS, NFPA 99"},{"Ft":"Function","Fn":"Operating Humidity","Fv":"10 % ~ 80 %"},{"Ft":"Function","Fn":"Operating Temperature","Fv":"0 °C ~ 40 °C , 32 °F ~ 104 °F"},{"Ft":"Function","Fn":"Video","Fv":"Flicker-free technology, Low Blue Light"},{"Ft":"Performance","Fn":"Power Consumption","Fv":"33.2 W (average) / 160 W (max) / 19.9 W (eco) / 0.3 W (sleep) / 0.3 W (off)"},{"Ft":"Production","Fn":"Accessory","Fv":"DisplayPort cable, USB Type-C to Type-C cable"},{"Ft":"Production","Fn":"Debut","Fv":"2020"}],[{"Ft":"Connectivity","Fn":"Ports","Fv":"1x USB 3.2 (Type-C; Gen 1; upstream; 90W; DP Alt Mode), 1x Ethernet RJ45, 1x DisplayPort 1.4, 1x 3.5 mm Audio Out, 1x DisplayPort 1.4 (Output MST), 1x HDMI 1.4, 4x USB 3.2 (Type-A; Gen 1; downstream; 2x BC 1.2), 1x USB 3.2 (Type-C; Gen 1; downstream; 15W)"},{"Ft":"Construction","Fn":"Adjustment | Height","Fv":"150 mm / 5.9055 in "},{"Ft":"Construction","Fn":"Adjustment | Pivot","Fv":"-90° ~ 90°"},{"Ft":"Construction","Fn":"Adjustment | Swivel","Fv":"-45° ~ 45°"},{"Ft":"Construction","Fn":"Adjustment | Tilt","Fv":"-5° ~ 21°"},{"Ft":"Construction","Fn":"Camera","Fv":"No"},{"Ft":"Construction","Fn":"Colors","Fv":"Black"},{"Ft":"Construction","Fn":"VESA Mount","Fv":"100 x 100 mm"},{"Ft":"Dimensions","Fn":"Bezels","Fv":"100.87% screen-to-body ratio"},{"Ft":"Dimensions","Fn":"Size | Depth","Fv":"1.54 in / 39 mm w/o stand, 6.81 in / 173 mm w/ stand"},{"Ft":"Dimensions","Fn":"Size | Height","Fv":"12.35 in / 313.7 mm w/o stand, 14.33 in / 364 mm w/ stand"},{"Ft":"Dimensions","Fn":"Size | Width","Fv":"20.9 in / 530.8 mm"},{"Ft":"Dimensions","Fn":"Weight","Fv":"4 kg / 9 lbs w/o stand , 6.1 kg / 13 lbs w/ stand"},{"Ft":"Display","Fn":"Aspect Ratio","Fv":"16:10"},{"Ft":"Display","Fn":"Brightness","Fv":"350 nits"},{"Ft":"Display","Fn":"Contrast Ratio","Fv":"1000:1 (static)"},{"Ft":"Display","Fn":"Display Backlight","Fv":"W-LED"},{"Ft":"Display","Fn":"Display Color Depth","Fv":"8 bits (6 bits + FRC), 16777216 colors"},{"Ft":"Display","Fn":"Display Diagonal","Fv":"24\u0026#34; (24.06 in / 611 mm)"},{"Ft":"Display","Fn":"Display Type","Fv":"IPS, Anti-glare/Matte (3H)"},{"Ft":"Display","Fn":"Gamut","Fv":"99% sRGB"},{"Ft":"Display","Fn":"Pixel Density","Fv":"94 ppi"},{"Ft":"Display","Fn":"Pixel Pitch","Fv":"0.275 mm"},{"Ft":"Display","Fn":"Refresh Rate","Fv":"60 Hz"},{"Ft":"Display","Fn":"Resolution","Fv":"WUXGA (1920x1200)"},{"Ft":"Display","Fn":"Response Time","Fv":"5 ms (min) / 8 ms (avg)"},{"Ft":"Display","Fn":"Viewing Angle","Fv":"178° H / 178° V"},{"Ft":"Function","Fn":"Licenses","Fv":"ENERGY STAR, EPEAT Golf, TCO Certified, TUV Rheinland Low Blue Light Certified"},{"Ft":"Function","Fn":"Operating Humidity","Fv":"10 % ~ 80 %"},{"Ft":"Function","Fn":"Operating Temperature","Fv":"0 °C ~ 40 °C , 32 °F ~ 104 °F"},{"Ft":"Function","Fn":"Video","Fv":"Easy Arrange, Flicker-free technology, Low Blue Light, Infinity Edge design, ComfortView Plus, Dell Display Manager"},{"Ft":"Performance","Fn":"Power Consumption","Fv":"30 W (average) / 186 W (max)"},{"Ft":"Production","Fn":"Accessory","Fv":"DisplayPort cable, USB Type-C to Type-A cable, USB Type-C to Type-C cable"},{"Ft":"Production","Fn":"Debut","Fv":"2020"}],[{"Ft":"Connectivity","Fn":"Ports","Fv":"1x USB 3.2 (Type-C; DP 1.4; PD 90W), 1x USB 3.2 (Type-C; PD 15W), 1x Ethernet RJ45, 1x DisplayPort 1.4, 1x HDMI 1.4, 1x USB 3.2 (Type-C; upstream), 3x USB 3.2 (Type-A), 1x DisplayPort 1.4 (Output MST), 1x USB 3.2 (Type-A; BC 1.2), 1x 3.5 mm Audio Out"},{"Ft":"Construction","Fn":"Adjustment | Height","Fv":"150 mm / 5.9055 in "},{"Ft":"Construction","Fn":"Adjustment | Pivot","Fv":"-90° ~ 90°"},{"Ft":"Construction","Fn":"Adjustment | Swivel","Fv":"-45° ~ 45°"},{"Ft":"Construction","Fn":"Adjustment | Tilt","Fv":"-5° ~ 21°"},{"Ft":"Construction","Fn":"Camera","Fv":"No"},{"Ft":"Construction","Fn":"Colors","Fv":"Black and silver"},{"Ft":"Construction","Fn":"VESA Mount","Fv":"100 x 100 mm"},{"Ft":"Dimensions","Fn":"Bezels","Fv":"93.08% screen-to-body ratio"},{"Ft":"Dimensions","Fn":"Size | Depth","Fv":"1.95 in / 49.5 mm w/o stand, 7.28 in / 185 mm w/ stand"},{"Ft":"Dimensions","Fn":"Size | Height","Fv":"13.86 in / 352.01 mm w/o stand, 15.16 in / 385.13 mm w/ stand"},{"Ft":"Dimensions","Fn":"Size | Width","Fv":"24.07 in / 611.34 mm"},{"Ft":"Dimensions","Fn":"Weight","Fv":"4.78 kg / 11 lbs w/o stand , 7.02 kg / 15 lbs w/ stand"},{"Ft":"Display","Fn":"Aspect Ratio","Fv":"16:9"},{"Ft":"Display","Fn":"Brightness","Fv":"350 nits"},{"Ft":"Display","Fn":"Contrast Ratio","Fv":"1000:1 (static)"},{"Ft":"Display","Fn":"Display Backlight","Fv":"W-LED"},{"Ft":"Display","Fn":"Display Color Depth","Fv":"10 bits, 1073741824 colors"},{"Ft":"Display","Fn":"Display Diagonal","Fv":"27\u0026quot; (26.96 in / 684.7 mm)"},{"Ft":"Display","Fn":"Display Type","Fv":"IPS, Anti-glare/Matte (3H)"},{"Ft":"Display","Fn":"Gamut","Fv":"95% DCI-P3, 100% sRGB"},{"Ft":"Display","Fn":"Pixel Density","Fv":"109 ppi"},{"Ft":"Display","Fn":"Pixel Pitch","Fv":"0.233 mm"},{"Ft":"Display","Fn":"Refresh Rate","Fv":"56 Hz ~ 60 Hz"},{"Ft":"Display","Fn":"Resolution","Fv":"QHD (2560x1440)"},{"Ft":"Display","Fn":"Response Time","Fv":"5 ms (min) / 8 ms (avg)"},{"Ft":"Display","Fn":"Viewing Angle","Fv":"178° H / 178° V"},{"Ft":"Function","Fn":"Licenses","Fv":"ENERGY STAR, EPEAT Gold, TCO Certified Edge Display, RoHS, NFPA 99"},{"Ft":"Function","Fn":"Operating Humidity","Fv":"10 % ~ 80 %"},{"Ft":"Function","Fn":"Operating Temperature","Fv":"0 °C ~ 40 °C , 32 °F ~ 104 °F"},{"Ft":"Function","Fn":"Video","Fv":"Low Blue Light, Dell ComfortView Plus, Flicker-free technology"},{"Ft":"Performance","Fn":"Energy Efficiency","Fv":"E"},{"Ft":"Performance","Fn":"Power Consumption","Fv":"20.4 W (average) / 197 W (max) / 20.32 W (eco) / 0.3 W (sleep) / 0.3 W (off)"},{"Ft":"Production","Fn":"Accessory","Fv":"DisplayPort cable, USB Type-C to Type-A cable, USB Type-C to Type-C cable"},{"Ft":"Production","Fn":"Debut","Fv":"2021"}]]