Comparison between ViewSonic VX2780-4K-HD-5 vs Acer CM3271K

General Info
Model Number	ViewSonic VX2780-4K-HD-5	Acer CM3271K

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2019	2020
Brand	ViewSonic	Acer
Model Series		ConceptD CM3
Model Number	VX2780-4K-HD-5	CM3271K
Alias		СМ3271Κ bmiiрruzх
Display
Screen Size Class	27" (inches)	27" (inches)
Diagonal Size	27 in 68.6 cm 685.8 mm 2.25 ft	27 in 68.6 cm 685.8 mm 2.25 ft
Screen Width	23.49 in 59.7 cm 596.74 mm 1.96 ft	24.04 in 61.1 cm 610.536 mm 2 ft
Screen Height	13.22 in 33.6 cm 335.664 mm 1.1 ft	13.77 in 35 cm 349.864 mm 1.15 ft
Display Type	AH-IPS	IPS
Display Bit Depth	10 bits (8 bits + FRC)	10 bits
Frame Rate Control	Yes
Max Number of Colors	1073741824	1073741824
Bits	30	30
Screen Aspect Ratio	16:9	16:9
Screen Resolution	3840 x 2160	3840 x 2160
Screen Pixel Pitch	0.155 mm	0.159 mm
Screen Pixel Density	163 ppi	160 ppi
Screen-to-Body Ratio	88.48 %
Backlight Source	W-LED	W-LED
sRGB	158 %
Adobe RGB 1998	100 %	99 %
Screen Brightness	350 cd/m²	350 cd/m²
Max Screen Brightness		400 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	80000000 : 1	100000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time	4 ms	4 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte
HDR		DisplayHDR 400
3D	No	No
Size, weight, color
Case Depth	1.84 in 4.7 cm 46.8 mm 0.15 ft
Case Weight	5 kg 11 lbs
Case Width with Stand	24.29 in 61.7 cm 617 mm 2.02 ft	29.7 in 75.4 cm 754.283 mm 2.47 ft
Case Height with Stand	16.61 in 42.2 cm 422 mm 1.38 ft	26.35 in 66.9 cm 669.311 mm 2.2 ft
Case Depth with Stand	7.28 in 18.5 cm 185 mm 0.61 ft	14.03 in 35.6 cm 356.38 mm 1.17 ft
Case Weight with Stand	7.15 kg 16 lbs	8.452 kg 19 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x 3.5 mm Audio Out 2 x HDMI 2.0 1 x DisplayPort 1.2	1 x DisplayPort 1.2 (a) 1 x 3.5 mm Audio Out 1 x USB 3.1 (Type-C; Gen 2; upstream; 15W; DP Alt Mode) 2 x HDMI 2.0
Audio
Audio Speakers		2 x 4W
Features
Cool Features	Flicker-free technology AMD FreeSync technology Blue Light Filter	Fliсkеr-frее tесhnоlоgy Light sеnsоr Раntоnе Vаlidаtеd Lоw Вluе Light Аdарtivе Соntrаst Маnаgеmеnt (АСМ) АМD FrееSynс Рrеmium
Extra Features	Anti-theft stand lock slot - Kensington	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	24.29 in 61.7 cm 617 mm 2.02 ft	29.35 in 74.5 cm 745.4 mm 2.45 ft
Case Height	14.44 in 36.7 cm 366.9 mm 1.2 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	100 x 100	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	Yes	Yes
Height Adjustment Range	130 mm 13 cm 5.1181 in 0.4265 ft	180 mm 18 cm 7.0866 in 0.5906 ft
Landscape or Portrait Pivot Support	Yes
Left Pivot	0 °
Right Pivot	90 °
Left or Right Swivel Support	Yes	Yes
Left Swivel	45 °	180 °
Right Swivel	45 °	180 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	22 °	35 °
Frequency and Interpolation
Vertical Digital Frequency	40 Hz - 75 Hz	60 Hz
Horizontal Digital Frequency	15 kHz - 160 kHz
Screen Interpolation Measurement Unit	NULL	NULL
Accessories
Extras	HDMI cable	HDMI Cable USB 3.0 cable USB Type-C cable Shielding Hood
Certificates and Standards
Licenses	CCC CEL Level 3 China RoHS	CE TÜV GS ISO9241-307 class II MPRII
Usage and Storage Requirements
Safe Operating Temperature Level	0 °C - 40 °C 32 °F - 104 °F
Safe Operating Humidity Level	20 % - 90 %
Internal Storage Temperature	-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity	5 % - 90 %
Max Operating Altitude	5000
Max Storage Altitude	12192

ViewSonic VX2780-4K-HD-5

Acer CM3271K