Comparison between Acer XR383CUR vs Samsung C34J791

General Info
Model Number	Acer XR383CUR	Samsung C34J791

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2021	2018
Brand	Acer	Samsung
Model Number	XR383CUR	C34J791
Alias		LC34J791WTEXXS
Display
Screen Size Class	38" (inches)	34" (inches)
Diagonal Size	37.5 in 95.3 cm 952.5 mm 3.13 ft	34 in 86.4 cm 863.6 mm 2.83 ft
Screen Width	34.76 in 88.3 cm 882.816 mm 2.9 ft	31.49 in 80 cm 799.8 mm 2.62 ft
Screen Height	14.48 in 36.8 cm 367.84 mm 1.21 ft	13.18 in 33.5 cm 334.8 mm 1.1 ft
Display Curvature	2300	1500
Display Manufacturer	LG Display	Samsung
Display Type	IPS	SVA
Display Bit Depth	10 bits (8 bits + FRC)	8 bits
Frame Rate Control	Yes	No
Max Number of Colors	1073741824	16777216
Bits	30	24
Screen Aspect Ratio	24:10	21:9
Screen Resolution	3840 x 1600	3440 x 1440
Screen Pixel Pitch	0.229 mm	0.233 mm
Screen Pixel Density	110 ppi	109 ppi
Screen-to-Body Ratio	91.85 %	91.27 %
Backlight Source	W-LED	Edge LED
DCI P3	95%
sRGB		125 %
Adobe RGB 1998		92 %
Screen Brightness		300 cd/m²
Max Screen Brightness	750 cd/m²
Static Screen Contrast	1000 : 1	3000 : 1
Dynamic Screen Contrast		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 (3H)	Anti-glare/Matte (2H)
HDR	DisplayHDR 600
3D	No	No
Size, weight, color
Case Depth	4.38 in 11.1 cm 111.3 mm 0.37 ft	6.57 in 16.7 cm 167 mm 0.55 ft
Case Weight		6.3 kg 14 lbs
Case Width with Stand	35.29 in 89.6 cm 896.4 mm 2.94 ft	31.84 in 80.9 cm 808.7 mm 2.65 ft
Case Height with Stand	18.02 in 45.8 cm 457.6 mm 1.5 ft	20.31 in 51.6 cm 516 mm 1.69 ft
Case Depth with Stand	12.16 in 30.9 cm 308.9 mm 1.01 ft	12.18 in 30.9 cm 309.4 mm 1.02 ft
Case Weight with Stand		7.7 kg 17 lbs
Case Color	Silver	White, Silver
Hardware
Built-in Camera	No	No
Connectivity	2 x HDMI 2.1 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out 2 x USB 3.0 (Type-A; downstream) 1 x USB 3.0 (Type-C; Gen 1; 65W; DP Alt Mode)	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 7W	2 x 7W
Features
Cool Features	Flicker-free technology Low Blue Light NVIDIA G-Sync Compatible Picture-in-Picture Picture-by-Picture Agile-Splendor IPS AMD FreeSync Premium ComfyView	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	35.29 in 89.6 cm 896.4 mm 2.94 ft	31.84 in 80.9 cm 808.7 mm 2.65 ft
Case Height	15.53 in 39.4 cm 394.4 mm 1.29 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	130 mm 13 cm 5.1181 in 0.4265 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	30 °
Right Swivel	30 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	2 °
Backward Tilt	35 °	34 °
Frequency and Interpolation
Vertical Digital Frequency	48 Hz - 165 Hz	48 Hz - 100 Hz
Horizontal Digital Frequency		30 kHz - 152 kHz
Screen Interpolation Measurement Unit	NULL
Accessories
Certificates and Standards
Licenses	BSMI cCSAus CCC CE China RoHS Energy Star EPA FCC Win7	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 XR383CUR

Samsung C34J791