Compare Dell P2720DC vs Dell S2721DS vs Dell P3221D

[[{"Ft":"Connectivity","Fn":"Ports","Fv":"1x USB 3.1 (Type-C; DisplayPort; 65W), 1x HDMI 1.4, 1x DisplayPort 1.2 (in), 1x DisplayPort 1.2 (out), 2x USB 2.0 (downstream), 2x USB 3.0 (downstream)"},{"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":"-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":"89.95% screen-to-body ratio"},{"Ft":"Dimensions","Fn":"Size | Depth","Fv":"1.72 in / 43.6 mm w/o stand, 7.28 in / 185 mm w/ stand"},{"Ft":"Dimensions","Fn":"Size | Height","Fv":"14.33 in / 364.1 mm w/o stand, 15.56 in / 395.3 mm w/ stand"},{"Ft":"Dimensions","Fn":"Size | Width","Fv":"24.08 in / 611.6 mm"},{"Ft":"Dimensions","Fn":"Weight","Fv":"4.97 kg / 11 lbs w/o stand , 7.27 kg / 16 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\u0026#34; (26.96 in / 684.7 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":"109 ppi"},{"Ft":"Display","Fn":"Pixel Pitch","Fv":"0.233 mm"},{"Ft":"Display","Fn":"Refresh Rate","Fv":"49 Hz ~ 75 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":"EnergyStar, EPEAT, TCO-certified, RoHS, BFR/PVC free, 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":"Dell Express Daisy Chaining, Always On power delivery, Flicker-free technology, Low Blue Light"},{"Ft":"Performance","Fn":"Power Consumption","Fv":"24 W (average) / 130 W (max) / 19.2 W (eco) / 0.3 W (sleep) / 0.3 W (off)"},{"Ft":"Production","Fn":"Accessory","Fv":"DisplayPort cable, USB Type-C cable"},{"Ft":"Production","Fn":"Debut","Fv":"2019"}],[{"Ft":"Connectivity","Fn":"Ports","Fv":"1x 3.5 mm Audio Out, 2x HDMI 1.4, 1x DisplayPort 1.2"},{"Ft":"Construction","Fn":"Adjustment | Height","Fv":"110 mm / 4.3307 in "},{"Ft":"Construction","Fn":"Adjustment | Pivot","Fv":"-90° ~ 90°"},{"Ft":"Construction","Fn":"Adjustment | Swivel","Fv":"-30° ~ 30°"},{"Ft":"Construction","Fn":"Adjustment | Tilt","Fv":"-5° ~ 21°"},{"Ft":"Construction","Fn":"Camera","Fv":"No"},{"Ft":"Construction","Fn":"Colors","Fv":"Silver"},{"Ft":"Construction","Fn":"Speakers","Fv":"2x 3W"},{"Ft":"Construction","Fn":"VESA Mount","Fv":"100 x 100 mm"},{"Ft":"Dimensions","Fn":"Bezels","Fv":"89.83% screen-to-body ratio"},{"Ft":"Dimensions","Fn":"Size | Depth","Fv":"2.18 in / 55.4 mm w/o stand, 6.88 in / 174.7 mm w/ stand"},{"Ft":"Dimensions","Fn":"Size | Height","Fv":"14.35 in / 364.6 mm w/o stand, 15.75 in / 400.1 mm w/ stand"},{"Ft":"Dimensions","Fn":"Size | Width","Fv":"24.08 in / 611.6 mm"},{"Ft":"Dimensions","Fn":"Weight","Fv":"4.4 kg / 10 lbs w/o stand , 6.2 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\u0026#34; (26.96 in / 684.7 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":"109 ppi"},{"Ft":"Display","Fn":"Pixel Pitch","Fv":"0.233 mm"},{"Ft":"Display","Fn":"Refresh Rate","Fv":"48 Hz ~ 75 Hz"},{"Ft":"Display","Fn":"Resolution","Fv":"QHD (2560x1440)"},{"Ft":"Display","Fn":"Response Time","Fv":"4 ms (min) / 8 ms (avg)"},{"Ft":"Display","Fn":"Viewing Angle","Fv":"178° H / 178° V"},{"Ft":"Function","Fn":"Licenses","Fv":"ENERGY STAR 8.0, EPEAT, RoHS, TCO Certified, TUV Flicker Free, TUV Low Blue Light"},{"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":"Variable Framerate","Fv":"AMD FreeSync"},{"Ft":"Function","Fn":"Video","Fv":"Flicker-free technology, Low Blue Light, 3-sided bezeless design"},{"Ft":"Performance","Fn":"Power Consumption","Fv":"19 W (average) / 40 W (max) / 17.5 W (eco) / 0.3 W (sleep) / 0.3 W (off)"},{"Ft":"Production","Fn":"Accessory","Fv":"HDMI cable"},{"Ft":"Production","Fn":"Debut","Fv":"2020"}],[{"Ft":"Connectivity","Fn":"Ports","Fv":"1x USB 3.2 (Type-C; Gen 1; upstream; 65W; DP Alt Mode), 1x HDMI 2.0, 1x 3.5 mm Audio Out, 1x DisplayPort 1.2, 2x USB 2.0 (Type-A; downstream), 2x USB 3.2 (Type-A; Gen 1; downstream)"},{"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":"-30° ~ 30°"},{"Ft":"Construction","Fn":"Adjustment | Tilt","Fv":"-5° ~ 21°"},{"Ft":"Construction","Fn":"Camera","Fv":"No"},{"Ft":"Construction","Fn":"Colors","Fv":"Apollo Gray"},{"Ft":"Construction","Fn":"VESA Mount","Fv":"100 x 100 mm"},{"Ft":"Dimensions","Fn":"Bezels","Fv":"91.93% screen-to-body ratio"},{"Ft":"Dimensions","Fn":"Size | Depth","Fv":"2.18 in / 55.3 mm w/o stand, 9.06 in / 230 mm w/ stand"},{"Ft":"Dimensions","Fn":"Size | Height","Fv":"16.46 in / 418 mm w/o stand, 18.46 in / 468.8 mm w/ stand"},{"Ft":"Dimensions","Fn":"Size | Width","Fv":"28.09 in / 713.4 mm"},{"Ft":"Dimensions","Fn":"Weight","Fv":"6.4 kg / 14 lbs w/o stand , 11.2 kg / 25 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 (8 bits + FRC), 1073741824 colors"},{"Ft":"Display","Fn":"Display Diagonal","Fv":"32\u0026#34; (31.53 in / 800.98 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":"93 ppi"},{"Ft":"Display","Fn":"Pixel Pitch","Fv":"0.273 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 8.0, EPEAT, RoHS, TCO Certified, TUV Flicker Free, TUV Low Blue Light"},{"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, 3-sided bezeless design, Flicker-free technology"},{"Ft":"Performance","Fn":"Power Consumption","Fv":"50.2 W (average) / 145 W (max) / 20.6 W (eco) / 0.3 W (sleep) / 0.3 W (off)"},{"Ft":"Performance","Fn":"Power Supply","Fv":"65 W Power Delivery via USB-C"},{"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"}]]