Lenovo
Q27q-20
vs
Acer
B7 B277D
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Lenovo Q27q-20 alternatives
Acer B7 B277D alternatives
specs
Lenovo
Q27q-20
Other Features
compared
Acer
B7 B277D
not available
Energy efficiency class (old):
A+
Lenovo
Q27q-20
Weight & Dimensions
compared
Acer
B7 B277D
5.3 kg
Weight (with stand):
not available
39.5 mm
Height (with stand):
not available
613.1 mm
Depth (with stand):
not available
490.9 mm
Width (with stand):
not available
Lenovo
Q27q-20
Packaging Data
compared
Acer
B7 B277D
not available
Cables included:
AC, HDMI, USB
not available
Stand included:
Lenovo
Q27q-20
Power
compared
Acer
B7 B277D
not available
Annual energy consumption:
29 kWh
50/60 Hz
AC input frequency:
not available
90 - 264 V
AC input voltage:
120 - 230 V
39 W
Power consumption (standby):
not available
29 W
Power consumption (typical):
20 W
Lenovo
Q27q-20
Ergonomics
compared
Acer
B7 B277D
-5 - 22°
Tilt angle range:
-5 - 25°
not available
Tiltable:
True
not available
Height adjustment:
12 cm
not available
Height adjustment:
Kensington
Cable lock slot type:
not available
Cable lock slot:
not available
100 x 100 mm
Panel mounting interface:
100 x 100 mm
VESA mounting:
Lenovo
Q27q-20
Performance
compared
Acer
B7 B277D
not available
VESA Adaptive Sync support:
True
AMD FreeSync:
not available
Lenovo
Q27q-20
Sustainability
compared
Acer
B7 B277D
not available
Sustainability certificates:
TCO
Lenovo
Q27q-20
Design
compared
Acer
B7 B277D
not available
Feet colour:
Black
not available
Frameless design:
Raven Black
Colour name:
not available
Black
Product colour:
Black
Business
Market positioning:
Home
Lenovo
Q27q-20
Multimedia
compared
Acer
B7 B277D
3 W
RMS rated power:
4 W
2
Number of speakers:
2
Built-in camera:
Built-in speaker(s):
Lenovo
Q27q-20
Ports & Interfaces
compared
Acer
B7 B277D
3.5
Headphone outputs:
3
Headphone out:
Audio output:
not available
1.4
DisplayPort version:
not available
1
DisplayPorts quantity:
1
2.0
HDMI version:
not available
2
HDMI ports quantity:
1
True
HDMI:
True
not available
VGA (D-Sub) ports quantity:
1
not available
Built-in USB hub:
Lenovo
Q27q-20
Display
compared
Acer
B7 B277D
not available
NTSC coverage (typical):
72%
120%
sRGB coverage (typical):
not available
99%
Colour gamut:
not available
sRGB
RGB colour space:
not available
8 bit
Colour depth:
6 bit
not available
Display diagonal (metric):
68.6 cm
not available
Vertical scan range:
48 - 75 Hz
not available
Horizontal scan range:
30 - 85 kHz
16.7 million colours
Display number of colours:
16.7 million colours
178°
Viewing angle, vertical:
178°
178°
Viewing angle, horizontal:
178°
75 Hz
Maximum refresh rate:
75 Hz
3000000:1
Contrast ratio (dynamic):
100000000:1
1000:1
Contrast ratio (typical):
1000:1
Flat
Screen shape:
Flat
Anti-glare screen:
not available
W-LED
Backlight type:
LED
IPS
Display technology:
LCD
Quad HD
HD type:
Full HD
not available
Response time:
4 ms
300 cd/m²
Display brightness (typical):
250 cd/m²
IPS
Panel type:
IPS
16:9
Native aspect ratio:
16:9
2560 x 1440 pixels
Display resolution:
1920 x 1080 pixels
68.6 cm (27")
Display diagonal:
68.6 cm (27")