Comparison between Acer QG221Q bii vs Lenovo ThinkVision T23i-10

General Info
Model Number	Acer QG221Q bii	Lenovo ThinkVision T23i-10

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2019	2017
Brand	Acer	Lenovo
Model Number	QG221Q bii	ThinkVision T23i-10
Alias		61ABMAR1US 61ABMAR1WW
Display
Screen Size Class	22" (inches)	23" (inches)
Diagonal Size	21.5 in 54.6 cm 546.1 mm 1.79 ft	22.99 in 58.4 cm 584 mm 1.92 ft
Screen Width	18.74 in 47.6 cm 476.064 mm 1.56 ft	20.05 in 50.9 cm 509.184 mm 1.67 ft
Screen Height	10.54 in 26.8 cm 267.786 mm 0.88 ft	11.28 in 28.6 cm 286.416 mm 0.94 ft
Display Type	VA	IPS
Display Bit Depth	8 bits (6 bits + FRC)	8 bits
Frame Rate Control	Yes
Max Number of Colors	16777216	16777216
Bits	24	24
Screen Aspect Ratio	16:9	16:9
Screen Resolution	1920 x 1080	1920 x 1080
Screen Pixel Pitch	0.248 mm	0.265 mm
Screen Pixel Density	102 ppi	95 ppi
Screen-to-Body Ratio	88.43 %	87.93 %
Backlight Source	W-LED	W-LED
NTSC 1953	72 %	72 %
Screen Brightness	250 cd/m²	250 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	100000000 : 1	3000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time		4 ms
Display Average Response Time		6 ms
Display Maximum Response Time		14 ms
Display Coating	Anti-glare/Matte	Anti-glare/Matte
3D	No	No
Size, weight, color
Case Depth	2.58 in 6.6 cm 65.5 mm 0.21 ft	1.68 in 4.3 cm 42.7 mm 0.14 ft
Case Weight	2.96 kg 7 lbs	3.15 kg 7 lbs
Case Width with Stand	19.28 in 49 cm 489.7 mm 1.61 ft	20.56 in 52.2 cm 522.2 mm 1.71 ft
Case Height with Stand	15.57 in 39.6 cm 395.5 mm 1.3 ft	13.3 in 33.8 cm 337.7 mm 1.11 ft
Case Depth with Stand	7.3 in 18.6 cm 185.5 mm 0.61 ft	10.4 in 26.4 cm 264.2 mm 0.87 ft
Case Weight with Stand	3.36 kg 7 lbs	4.92 kg 11 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x HDMI 1 x D-sub	1 x HDMI 1.4 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 1 x D-sub 4 x USB 3.0 (downstream) 1 x USB 3.0 (upstream)
Audio
Audio Speakers	2 x 2W
Features
Cool Features	AMD FreeSync technology	DDC/CI HDCP (High-bandwidth Digital Content Protection)
Extra Features		Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	19.28 in 49 cm 489.7 mm 1.61 ft	20.56 in 52.2 cm 522.2 mm 1.71 ft
Case Height	11.59 in 29.4 cm 294.4 mm 0.97 ft	12.5 in 31.8 cm 317.6 mm 1.04 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	100 x 100	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	No	Yes
Height Adjustment Range		110 mm 11 cm 4.3307 in 0.3609 ft
Landscape or Portrait Pivot Support	No	Yes
Left Pivot		90 °
Right Pivot		90 °
Left or Right Swivel Support	No	Yes
Left Swivel		45 °
Right Swivel		45 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	25 °	30 °
Frequency and Interpolation
Vertical Digital Frequency	56 Hz - 76 Hz	50 Hz - 75 Hz
Horizontal Digital Frequency	30 kHz - 85 kHz	30 kHz - 83 kHz
Screen Interpolation Measurement Unit	NULL
Accessories
Extras	HDMI cable VGA cable	D-sub cable DisplayPort cable USB 3.0 cable
Certificates and Standards
Licenses		BSMI C-Tick CCC CE CECP ENERGY STAR 7.0 Epeat Gold FCC Class B KC RoHS TCO Certified Display 7.0 TCO Edge 2.0 TÜV/GS VCCI WHQL (Windows 10; Windows 8.1; Windows 8; Windows 7)
Usage and Storage Requirements
Safe Operating Temperature Level	0 °C - 40 °C 32 °F - 104 °F	0 °C - 45 °C 32 °F - 113 °F
Safe Operating Humidity Level		10 % - 80 %
Internal Storage Temperature	-20 °C - 60 °C -4 °F - 140 °F	-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity	20 % - 80 %	5 % - 95 %
Max Operating Altitude		5000
Max Storage Altitude		12192

Acer QG221Q bii

Lenovo ThinkVision T23i-10