Comparison between Acer CB342CK smiiphzx vs ViewSonic VG3456

General Info
Model Number	Acer CB342CK smiiphzx	ViewSonic VG3456

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2019	2021
Brand	Acer	ViewSonic
Model Number	CB342CK smiiphzx	VG3456
Alias	CB342CK
Display
Screen Size Class	34" (inches)	34" (inches)
Diagonal Size	34 in 86.4 cm 863.6 mm 2.83 ft	34 in 86.4 cm 863.6 mm 2.83 ft
Screen Width	31.49 in 80 cm 799.8 mm 2.62 ft	31.49 in 80 cm 799.8 mm 2.62 ft
Screen Height	13.18 in 33.5 cm 334.8 mm 1.1 ft	13.18 in 33.5 cm 334.8 mm 1.1 ft
Display Type	IPS	VA
Display Bit Depth	8 bits	10 bits (8 bits + FRC)
Frame Rate Control	No	Yes
Max Number of Colors	16777216	1073741824
Bits	24	30
Screen Aspect Ratio	21:9	21:9
Screen Resolution	3440 x 1440	3440 x 1440
Screen Pixel Pitch	0.233 mm	0.233 mm
Screen Pixel Density	109 ppi	109 ppi
Screen-to-Body Ratio	89.31 %	88.68 %
Backlight Source	W-LED	W-LED
sRGB		95 %
Adobe RGB 1998		74 %
NTSC 1953	72 %
Screen Brightness	250 cd/m²	300 cd/m²
Static Screen Contrast	700 : 1	3000 : 1
Dynamic Screen Contrast	100000000 : 1	50000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time	1 ms	5 ms
Display Average Response Time		25 ms
Display Coating	Anti-glare/Matte	Anti-glare/Matte (3H)
3D	No	No
Size, weight, color
Case Depth	2.31 in 5.9 cm 58.6 mm 0.19 ft	2.01 in 5.1 cm 51 mm 0.17 ft
Case Weight	6.8 kg 15 lbs	6.1 kg 13 lbs
Case Width with Stand	32.17 in 81.7 cm 817 mm 2.68 ft	32.48 in 82.5 cm 825 mm 2.71 ft
Case Height with Stand	23.5 in 59.7 cm 596.9 mm 1.96 ft	16.06 in 40.8 cm 407.8 mm 1.34 ft
Case Depth with Stand	9.2 in 23.4 cm 233.68 mm 0.77 ft	9.29 in 23.6 cm 236 mm 0.77 ft
Case Weight with Stand	8.7 kg 19 lbs	8.8 kg 19 lbs
Case Color	Black, Silver	Black
Hardware
Built-in Camera	No	No
Network		LAN
Connectivity	1 x DisplayPort 1.4 1 x 3.5 mm Audio Out 5 x USB 3.0 2 x HDMI 2.0	1 x USB 3.2 (Type-B; upstream) 1 x Ethernet RJ45 1 x DisplayPort 1.2 (Input mini) 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 2 x HDMI 1.4 1 x USB (Type-C; upstream; 90W; DP Alt Mode) 3 x USB 3.2 (Type-A; downstream)
Audio
Audio Speakers	2 x 3W	2 x 3W
Features
Cool Features	HDR Ready AMD FreeSync technology HDCP (High-bandwidth Digital Content Protection)	SuperClear IPS vDisplay Manager software Blue Light Filter Flicker-free technology
Extra Features		Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	32.17 in 81.7 cm 817 mm 2.68 ft	32.48 in 82.5 cm 825 mm 2.71 ft
Case Height	14.45 in 36.7 cm 367 mm 1.2 ft	14.41 in 36.6 cm 366 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	120 mm 12 cm 4.7244 in 0.3937 ft	130 mm 13 cm 5.1181 in 0.4265 ft
Landscape or Portrait Pivot Support	No	No
Left or Right Swivel Support	Yes	Yes
Left Swivel	135 °	60 °
Right Swivel	135 °	60 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	12 °	5 °
Backward Tilt	32 °	40 °
Frequency and Interpolation
Vertical Digital Frequency	23 Hz - 76 Hz	24 Hz - 100 Hz
Horizontal Digital Frequency	15 kHz - 116 kHz	15 kHz - 150 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	HDMI cable USB 3.0 cable	HDMI cable USB Type-C cable USB A/B cable
Certificates and Standards
Licenses	ENERGY STAR	cTUVus FCC-B ICES003 Energy Star 8.0 EPEAT Silver CEC MX-CoC Mexico Energy CE CE EMC CB RoHS ErP REACH WEEE
Usage and Storage Requirements
Safe Operating Temperature Level		0 °C - 40 °C 32 °F - 104 °F
Safe Operating Humidity Level		10 % - 90 %
Internal Storage Temperature		-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity		5 % - 90 %
Max Operating Altitude		3048
Max Storage Altitude		12192

Acer CB342CK smiiphzx

ViewSonic VG3456