Premium subscription

Limited offer: $9.99 FREE

Subscription benefits:

  • Receive exclusive deals
  • Receive promo codes for monitors and TVs
  • Be the first to read our premium content

As Amazon associates we earn from qualifying purchases.

Comparison between Acer QG221Q bii vs Lenovo G24-20

General Info
Model Number Acer QG221Q bii Lenovo G24-20
Price
Type Monitor Monitor
Year 2019 2021
Brand Acer Lenovo
Model Number QG221Q bii G24-20
Alias 66CFGAC1
Display
Screen Size Class 22" (inches) 24" (inches)
Diagonal Size 21.5 in
54.6 cm
546.1 mm
1.79 ft
23.81 in
60.5 cm
604.698 mm
1.98 ft
Screen Width 18.74 in
47.6 cm
476.064 mm
1.56 ft
20.75 in
52.7 cm
527.04 mm
1.73 ft
Screen Height 10.54 in
26.8 cm
267.786 mm
0.88 ft
11.67 in
29.6 cm
296.46 mm
0.97 ft
Display Type VA IPS
Display Bit Depth 8 bits (6 bits + FRC) 8 bits (6 bits + FRC)
Frame Rate Control Yes 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 0.275 mm
Screen Pixel Density 102 ppi 92 ppi
Screen-to-Body Ratio 88.43 % 89.56 %
Backlight Source W-LED W-LED
sRGB 99 %
NTSC 1953 72 %
Screen Brightness 250 cd/m² 350 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 1 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
2.07 in
5.3 cm
52.5 mm
0.17 ft
Case Weight 2.96 kg
7 lbs
3.3 kg
7 lbs
Case Width with Stand 19.28 in
49 cm
489.7 mm
1.61 ft
21.25 in
54 cm
539.8 mm
1.77 ft
Case Height with Stand 15.57 in
39.6 cm
395.5 mm
1.3 ft
14.34 in
36.4 cm
364.2 mm
1.19 ft
Case Depth with Stand 7.3 in
18.6 cm
185.5 mm
0.61 ft
9.24 in
23.5 cm
234.8 mm
0.77 ft
Case Weight with Stand 3.36 kg
7 lbs
5.3 kg
12 lbs
Case Color Black Raven Black
Hardware
Built-in Camera No No
Connectivity 1 x HDMI
1 x D-sub
1 x 3.5 mm Audio Out
2 x HDMI 2.0
1 x DisplayPort 1.4
Audio
Audio Speakers 2 x 2W
Features
Cool Features AMD FreeSync technology Lenovo Artery
Low Blue Light
AMD FreeSync Premium
Flicker-free technology
Extra Features Anti-theft stand lock slot - Kensington
Ergonomics
Case Width 19.28 in
49 cm
489.7 mm
1.61 ft
21.25 in
54 cm
539.8 mm
1.77 ft
Case Height 11.59 in
29.4 cm
294.4 mm
0.97 ft
12.72 in
32.3 cm
323.2 mm
1.06 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 130 mm
13 cm
5.1181 in
0.4265 ft
Landscape or Portrait Pivot Support No No
Left or Right Swivel Support No No
Forward and Backward Tilt Support Yes Yes
Forward Tilt 5 ° 5 °
Backward Tilt 25 ° 22 °
Frequency and Interpolation
Vertical Digital Frequency 56 Hz - 76 Hz 48 Hz - 165 Hz
Horizontal Digital Frequency 30 kHz - 85 kHz
Screen Interpolation Measurement Unit NULL NULL
Accessories
Extras HDMI cable
VGA cable
DisplayPort cable
Certificates and Standards
Licenses CCC
China Energy Efficiency Standard Tier 2
RoHS (EU 2002/95/EC)
TÜV Rheinland Eye Comfort
Windows 7
Windows 10
Usage and Storage Requirements
Safe Operating Temperature Level 0 °C - 40 °C
32 °F - 104 °F
0 °C - 40 °C
32 °F - 104 °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 %
Acer QG221Q bii Lenovo G24-20