Compare Acer RX271 vs Acer R221Q vs Acer EB321HQ

[[{"Ft":"Connectivity","Fn":"Ports","Fv":"1x 3.5 mm Audio Out, 2x HDMI 2.0, 1x DisplayPort 1.4"},{"Ft":"Construction","Fn":"Adjustment | Height","Fv":"120 mm / 4.7244 in "},{"Ft":"Construction","Fn":"Adjustment | Pivot","Fv":"N/A"},{"Ft":"Construction","Fn":"Adjustment | Swivel","Fv":"-180° ~ 180°"},{"Ft":"Construction","Fn":"Adjustment | Tilt","Fv":"-6.5° ~ 27°"},{"Ft":"Construction","Fn":"Camera","Fv":"No"},{"Ft":"Construction","Fn":"Colors","Fv":"Black"},{"Ft":"Construction","Fn":"Speakers","Fv":"2x 2W"},{"Ft":"Construction","Fn":"VESA Mount","Fv":"75 x 75 mm"},{"Ft":"Dimensions","Fn":"Size | Depth","Fv":"9.21 in / 234 mm w/ stand"},{"Ft":"Dimensions","Fn":"Size | Height","Fv":"17.28 in / 439 mm w/ stand"},{"Ft":"Dimensions","Fn":"Size | Width","Fv":"24.21 in / 615 mm"},{"Ft":"Dimensions","Fn":"Weight","Fv":"3.52 kg / 8 lbs w/o stand , 4.7 kg / 10 lbs w/ stand"},{"Ft":"Display","Fn":"Aspect Ratio","Fv":"16:9"},{"Ft":"Display","Fn":"Brightness","Fv":"400 nits"},{"Ft":"Display","Fn":"Contrast Ratio","Fv":"1000:1 (static), 100000000:1 (dynamic)"},{"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":"27\u0026#34; (27 in / 685.8 mm)"},{"Ft":"Display","Fn":"Display Type","Fv":"IPS, Anti-glare/Matte (3H)"},{"Ft":"Display","Fn":"Gamut","Fv":"90% DCI-P3"},{"Ft":"Display","Fn":"Pixel Density","Fv":"81 ppi"},{"Ft":"Display","Fn":"Pixel Pitch","Fv":"0.311 mm"},{"Ft":"Display","Fn":"Refresh Rate","Fv":"48 Hz ~ 165 Hz"},{"Ft":"Display","Fn":"Resolution","Fv":"FHD (1920x1080)"},{"Ft":"Display","Fn":"Viewing Angle","Fv":"178° H / 178° V"},{"Ft":"Function","Fn":"HDR","Fv":"DisplayHDR 400"},{"Ft":"Function","Fn":"Licenses","Fv":"MPR II"},{"Ft":"Function","Fn":"Variable Framerate","Fv":"AMD FreeSync Premium"},{"Ft":"Function","Fn":"Video","Fv":"ComyView, Flicker-free technology, Super Slim Design, ZeroFrame Design, HDR Ready, Adaptive Contrast Management (ACM)"},{"Ft":"Performance","Fn":"Power Consumption","Fv":"30 W (average) / 22 W (eco) / 0.3 W (sleep) / 0.24 W (off)"},{"Ft":"Production","Fn":"Accessory","Fv":"DisplayPort cable, HDMI cable"},{"Ft":"Production","Fn":"Debut","Fv":"2021"}],[{"Ft":"Connectivity","Fn":"Ports","Fv":"1x 3.5 mm Audio Out, 1x HDMI 1.4, 1x D-sub"},{"Ft":"Construction","Fn":"Adjustment | Height","Fv":"N/A"},{"Ft":"Construction","Fn":"Adjustment | Pivot","Fv":"N/A"},{"Ft":"Construction","Fn":"Adjustment | Swivel","Fv":"N/A"},{"Ft":"Construction","Fn":"Adjustment | Tilt","Fv":"-5° ~ 15°"},{"Ft":"Construction","Fn":"Camera","Fv":"No"},{"Ft":"Construction","Fn":"Colors","Fv":"Black"},{"Ft":"Construction","Fn":"Speakers","Fv":"2x 2W"},{"Ft":"Construction","Fn":"VESA Mount","Fv":"N/A"},{"Ft":"Dimensions","Fn":"Bezels","Fv":"84.77% screen-to-body ratio"},{"Ft":"Dimensions","Fn":"Size | Depth","Fv":"1.31 in / 33.4 mm w/o stand, 8.82 in / 224 mm w/ stand"},{"Ft":"Dimensions","Fn":"Size | Height","Fv":"11.89 in / 302 mm w/o stand, 15.12 in / 384 mm w/ stand"},{"Ft":"Dimensions","Fn":"Size | Width","Fv":"19.61 in / 498 mm"},{"Ft":"Dimensions","Fn":"Weight","Fv":"2 kg / 4 lbs w/o stand , 2.3 kg / 5 lbs w/ stand"},{"Ft":"Display","Fn":"Aspect Ratio","Fv":"16:9"},{"Ft":"Display","Fn":"Brightness","Fv":"250 nits"},{"Ft":"Display","Fn":"Contrast Ratio","Fv":"1000:1 (static), 100000000:1 (dynamic)"},{"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":"22\u0026#34; (21.5 in / 546.1 mm)"},{"Ft":"Display","Fn":"Display Type","Fv":"IPS, Anti-glare/Matte (3H)"},{"Ft":"Display","Fn":"Gamut","Fv":"72% NTSC"},{"Ft":"Display","Fn":"Pixel Density","Fv":"102 ppi"},{"Ft":"Display","Fn":"Pixel Pitch","Fv":"0.248 mm"},{"Ft":"Display","Fn":"Refresh Rate","Fv":"48 Hz ~ 75 Hz"},{"Ft":"Display","Fn":"Resolution","Fv":"FHD (1920x1080)"},{"Ft":"Display","Fn":"Viewing Angle","Fv":"178° H / 178° V"},{"Ft":"Function","Fn":"Licenses","Fv":"CCC, CE, FCC, ISO9241-307, J-Moss green mark, MPR Ⅱ, PC recycling, PSE (Electrical Appliance and Material Safety Law), RoHS, VCCI-B"},{"Ft":"Function","Fn":"Operating Humidity","Fv":"20 % ~ 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, ZeroFrame Design, DDC2B (DDC/CI compatible)"},{"Ft":"Performance","Fn":"Power Consumption","Fv":"22 W (average) / 24 W (max) / 0.45 W (sleep) / 0.4 W (off)"},{"Ft":"Production","Fn":"Accessory","Fv":"D-Sub cable"},{"Ft":"Production","Fn":"Debut","Fv":"2020"}],[{"Ft":"Connectivity","Fn":"Ports","Fv":"1x HDMI, 1x D-sub"},{"Ft":"Construction","Fn":"Adjustment | Height","Fv":"N/A"},{"Ft":"Construction","Fn":"Adjustment | Pivot","Fv":"N/A"},{"Ft":"Construction","Fn":"Adjustment | Swivel","Fv":"N/A"},{"Ft":"Construction","Fn":"Adjustment | Tilt","Fv":"-5° ~ 8.5°"},{"Ft":"Construction","Fn":"Camera","Fv":"No"},{"Ft":"Construction","Fn":"Colors","Fv":"White or Black"},{"Ft":"Construction","Fn":"VESA Mount","Fv":"100 x 100 mm"},{"Ft":"Dimensions","Fn":"Bezels","Fv":"87.55% screen-to-body ratio"},{"Ft":"Dimensions","Fn":"Size | Depth","Fv":"2.05 in / 52 mm w/o stand, 7.09 in / 180 mm w/ stand"},{"Ft":"Dimensions","Fn":"Size | Height","Fv":"16.93 in / 430 mm w/o stand, 19.13 in / 486 mm w/ stand"},{"Ft":"Dimensions","Fn":"Size | Width","Fv":"28.73 in / 729.8 mm"},{"Ft":"Dimensions","Fn":"Weight","Fv":"6.3 kg / 14 lbs w/o stand , 6.9 kg / 15 lbs w/ stand"},{"Ft":"Display","Fn":"Aspect Ratio","Fv":"16:9"},{"Ft":"Display","Fn":"Brightness","Fv":"300 nits"},{"Ft":"Display","Fn":"Contrast Ratio","Fv":"100000000:1 (dynamic)"},{"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":"32\u0026#34; (31.54 in / 801 mm)"},{"Ft":"Display","Fn":"Display Type","Fv":"IPS, Anti-glare/Matte (3H)"},{"Ft":"Display","Fn":"Pixel Density","Fv":"69 ppi"},{"Ft":"Display","Fn":"Pixel Pitch","Fv":"0.368 mm"},{"Ft":"Display","Fn":"Refresh Rate","Fv":"60 Hz"},{"Ft":"Display","Fn":"Resolution","Fv":"FHD (1920x1080)"},{"Ft":"Display","Fn":"Response Time","Fv":"4 ms (min)"},{"Ft":"Display","Fn":"Viewing Angle","Fv":"178° H / 178° V"},{"Ft":"Function","Fn":"Licenses","Fv":"Energy Star 6.0, MPR II"},{"Ft":"Function","Fn":"Video","Fv":"Low Blue Light, Adaptive Contrast Management (ACM), Flicker-free technology"},{"Ft":"Performance","Fn":"Power Consumption","Fv":"23 W (average) / 0.45 W (sleep) / 0.4 W (off)"},{"Ft":"Production","Fn":"Accessory","Fv":"D-sub cable"},{"Ft":"Production","Fn":"Debut","Fv":"2020"}]]