Comparison between Acer CB342CKC vs Samsung C34J791

General Info
Model Number	Acer CB342CKC	Samsung C34J791

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2020	2018
Brand	Acer	Samsung
Model Number	CB342CKC	C34J791
Alias	CB342CK C CB342CKCsmiiphuzx CB342CKC smiiphuzx CB342CK Csmiiphuzx	LC34J791WTEXXS
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 Curvature		1500
Display Manufacturer		Samsung
Display Type	IPS	SVA
Display Bit Depth	8 bits	8 bits
Frame Rate Control	No	No
Max Number of Colors	16777216	16777216
Bits	24	24
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 %	91.27 %
Backlight Source	W-LED	Edge LED
sRGB	99 %	125 %
Adobe RGB 1998		92 %
Screen Brightness	250 cd/m²	300 cd/m²
Max Screen Brightness	400 cd/m²
Static Screen Contrast	1000 : 1	3000 : 1
Dynamic Screen Contrast	100000000 : 1	100000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag		6 ms
Display Minimum Response Time	1 ms	4 ms
Display Average Response Time		14 ms
Display Coating	Anti-glare/Matte	Anti-glare/Matte (2H)
HDR	DisplayHDR 400
3D	No	No
Size, weight, color
Case Depth	2.31 in 5.9 cm 58.6 mm 0.19 ft	6.57 in 16.7 cm 167 mm 0.55 ft
Case Weight	6.8 kg 15 lbs	6.3 kg 14 lbs
Case Width with Stand	32.17 in 81.7 cm 817 mm 2.68 ft	31.84 in 80.9 cm 808.7 mm 2.65 ft
Case Height with Stand	17.6 in 44.7 cm 447 mm 1.47 ft	20.31 in 51.6 cm 516 mm 1.69 ft
Case Depth with Stand	10.59 in 26.9 cm 269 mm 0.88 ft	12.18 in 30.9 cm 309.4 mm 1.02 ft
Case Weight with Stand	8.7 kg 19 lbs	7.7 kg 17 lbs
Case Color	Black, Silver	White, Silver
Hardware
Built-in Camera	No	No
Connectivity	2 x USB 3.1 (Type-A; Gen 1; downstream) 2 x HDMI 2.0 1 x 3.5 mm Audio Out 1 x DisplayPort 1.4 1 x USB 3.1 (Type-C; Gen 1; 65W) 1 x USB 3.1 (Type-B; Gen 1)	1 x DisplayPort 1.2 2 x Thunderbolt 3.0 1 x 3.5 mm Audio Out 2 x USB 2.0 (downstream) 1 x HDMI 1.4
Audio
Audio Speakers	2 x 3W	2 x 7W
Features
Cool Features	HDR Ready Low Blue Light Wide Viewing Angle AMD FreeSync technology Flicker-free technology	Eye Saver Mode Flicker-free technology Picture-by-Picture Picture-in-Picture HDCP (High-bandwidth Digital Content Protection) AMD FreeSync technology Eco Saving Plus
Extra Features		Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	32.17 in 81.7 cm 817 mm 2.68 ft	31.84 in 80.9 cm 808.7 mm 2.65 ft
Case Height	14.45 in 36.7 cm 367 mm 1.2 ft	14.28 in 36.3 cm 362.8 mm 1.19 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	150 mm 15 cm 5.9055 in 0.4921 ft	100 mm 10 cm 3.937 in 0.3281 ft
Landscape or Portrait Pivot Support	No	No
Left or Right Swivel Support	Yes	No
Left Swivel	180 °
Right Swivel	180 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	2 °
Backward Tilt	35 °	34 °
Frequency and Interpolation
Vertical Digital Frequency	48 Hz - 76 Hz	48 Hz - 100 Hz
Horizontal Digital Frequency	15 kHz - 114 kHz	30 kHz - 152 kHz
Screen Interpolation Measurement Unit	NULL
Accessories
Extras	HDMI cable USB 3.0 cable Remote control
Certificates and Standards
Licenses	CE ENERGY STAR ISO9241-307 class I MPRII TÜV GS	ENERGY STAR FCC Class B ISO9241-307 TÜV/Ergonomics
Usage and Storage Requirements
Safe Operating Temperature Level		10 °C - 40 °C 50 °F - 104 °F
Safe Operating Humidity Level		10 % - 80 %
Internal Storage Temperature		-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity		5 % - 95 %

Acer CB342CKC

Samsung C34J791