Compare Acer R221Q vs Acer KG252Q vs Acer K222HQL

[[{"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 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":"100 x 100 mm"},{"Ft":"Dimensions","Fn":"Bezels","Fv":"88.65% screen-to-body ratio"},{"Ft":"Dimensions","Fn":"Size | Depth","Fv":"2.2 in / 56 mm w/o stand, 8.48 in / 215.46 mm w/ stand"},{"Ft":"Dimensions","Fn":"Size | Height","Fv":"13.1 in / 332.7 mm w/o stand, 16.92 in / 429.69 mm w/ stand"},{"Ft":"Dimensions","Fn":"Size | Width","Fv":"21.96 in / 557.89 mm"},{"Ft":"Dimensions","Fn":"Weight","Fv":"4.1 kg / 9 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":"25\u0026#34; (24.5 in / 622.3 mm)"},{"Ft":"Display","Fn":"Display Type","Fv":"TN, Anti-glare/Matte (3H)"},{"Ft":"Display","Fn":"Gamut","Fv":"72% NTSC"},{"Ft":"Display","Fn":"Pixel Density","Fv":"89 ppi"},{"Ft":"Display","Fn":"Pixel Pitch","Fv":"0.283 mm"},{"Ft":"Display","Fn":"Refresh Rate","Fv":"55 Hz ~ 75 Hz"},{"Ft":"Display","Fn":"Resolution","Fv":"FHD (1920x1080)"},{"Ft":"Display","Fn":"Response Time","Fv":"1 ms (min)"},{"Ft":"Display","Fn":"Viewing Angle","Fv":"170° H / 160° V"},{"Ft":"Function","Fn":"Licenses","Fv":"ENERGY STAR, ErP, TCO Certified Displays"},{"Ft":"Function","Fn":"Variable Framerate","Fv":"AMD FreeSync"},{"Ft":"Function","Fn":"Video","Fv":"Flicker-free technology, Blue Light Filter"},{"Ft":"Performance","Fn":"Energy Efficiency","Fv":"A+"},{"Ft":"Performance","Fn":"Power Consumption","Fv":"25 W (average) / 17.1 W (eco) / 0.5 W (sleep) / 0.43 W (off)"},{"Ft":"Production","Fn":"Accessory","Fv":"D-sub cable, HDMI cable"},{"Ft":"Production","Fn":"Debut","Fv":"2020"}],[{"Ft":"Connectivity","Fn":"Ports","Fv":"1x D-sub (Mini; 15-pin), 1x 3.5 mm Audio In, 1x HDMI 1.3, 1x DVI-D (24-pin)"},{"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° ~ 25°"},{"Ft":"Construction","Fn":"Camera","Fv":"No"},{"Ft":"Construction","Fn":"Colors","Fv":"Black"},{"Ft":"Construction","Fn":"Speakers","Fv":"2x 1W"},{"Ft":"Construction","Fn":"VESA Mount","Fv":"100 x 100 mm"},{"Ft":"Dimensions","Fn":"Size | Depth","Fv":"8.15 in / 207 mm w/ stand"},{"Ft":"Dimensions","Fn":"Size | Height","Fv":"15.37 in / 390.5 mm w/ stand"},{"Ft":"Dimensions","Fn":"Size | Width","Fv":"20 in / 508 mm"},{"Ft":"Dimensions","Fn":"Weight","Fv":"2.7 kg / 6 lbs w/o stand , 3.1 kg / 7 lbs w/ stand"},{"Ft":"Display","Fn":"Aspect Ratio","Fv":"16:9"},{"Ft":"Display","Fn":"Brightness","Fv":"200 nits"},{"Ft":"Display","Fn":"Contrast Ratio","Fv":"600:1 (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":"TN, Anti-glare/Matte"},{"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":"55 Hz ~ 75 Hz"},{"Ft":"Display","Fn":"Resolution","Fv":"FHD (1920x1080)"},{"Ft":"Display","Fn":"Response Time","Fv":"5 ms (min)"},{"Ft":"Display","Fn":"Viewing Angle","Fv":"170° H / 160° V"},{"Ft":"Function","Fn":"Licenses","Fv":"CCC, CE, cTUVus, Energy Star, FCC, GS, GOST-R, ISO13406-2, J-Moss Green Mark, MPR Ⅱ, NOM, PC Recycling, PSE, RoHS, VCCI-B"},{"Ft":"Function","Fn":"Operating Humidity","Fv":"20 % ~ 85 %"},{"Ft":"Function","Fn":"Operating Temperature","Fv":"5 °C ~ 35 °C , 41 °F ~ 95 °F"},{"Ft":"Function","Fn":"Video","Fv":"DDC2B, Acer Bluelight Shield, Adaptive Contrast Management"},{"Ft":"Performance","Fn":"Power Consumption","Fv":"18.1 W (average) / 0.45 W (sleep) / 0.35 W (off)"},{"Ft":"Production","Fn":"Accessory","Fv":"Audio cable, D-sub cable, DVI-D cable"},{"Ft":"Production","Fn":"Debut","Fv":"2020"}]]