Comparison between Samsung C34J791 vs Samsung C27HG70

General Info
Model Number	Samsung C34J791	Samsung C27HG70

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2018	2017
Brand	Samsung	Samsung
Model Series		CHG70
Model Number	C34J791	C27HG70
Alias	LC34J791WTEXXS	LC27HG70QQNXZA
Display
Screen Size Class	34" (inches)	27" (inches)
Diagonal Size	34 in 86.4 cm 863.6 mm 2.83 ft	27 in 68.6 cm 685.8 mm 2.25 ft
Screen Width	31.49 in 80 cm 799.8 mm 2.62 ft	23.49 in 59.7 cm 596.736 mm 1.96 ft
Screen Height	13.18 in 33.5 cm 334.8 mm 1.1 ft	13.22 in 33.6 cm 335.664 mm 1.1 ft
Display Curvature	1500	1800
Display Manufacturer	Samsung	Samsung
Display Type	SVA	SVA
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	16:9
Screen Resolution	3440 x 1440	2560 x 1440
Screen Pixel Pitch	0.233 mm	0.233 mm
Screen Pixel Density	109 ppi	109 ppi
Screen-to-Body Ratio	91.27 %	87.31 %
Backlight Source	Edge LED	W-LED
DCI P3		95%
sRGB	125 %	125 %
Adobe RGB 1998	92 %	92 %
NTSC 1953		88 %
Screen Brightness	300 cd/m²	350 cd/m²
Max Screen Brightness		600 cd/m²
Static Screen Contrast	3000 : 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	4 ms
Display Minimum Response Time	4 ms	1 ms
Display Average Response Time	14 ms	11 ms
Display Coating	Anti-glare/Matte (2H)	Anti-glare/Matte (3H)
HDR		HDR DisplayHDR 600
3D	No	No
Size, weight, color
Case Depth	6.57 in 16.7 cm 167 mm 0.55 ft	3.67 in 9.3 cm 93.3 mm 0.31 ft
Case Weight	6.3 kg 14 lbs	4.6 kg 10 lbs
Case Width with Stand	31.84 in 80.9 cm 808.7 mm 2.65 ft	24.6 in 62.5 cm 624.8 mm 2.05 ft
Case Height with Stand	20.31 in 51.6 cm 516 mm 1.69 ft	21.92 in 55.7 cm 556.7 mm 1.83 ft
Case Depth with Stand	12.18 in 30.9 cm 309.4 mm 1.02 ft	15.38 in 39.1 cm 390.7 mm 1.28 ft
Case Weight with Stand	7.7 kg 17 lbs	6.3 kg 14 lbs
Case Color	White, Silver	Gray
Hardware
Built-in Camera	No	No
Connectivity	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	2 x HDMI 2.0 1 x DisplayPort 1.4 2 x 3.5 mm Audio Out 1 x 3.5 mm Microphone In 2 x USB 3.0 (downstream) 1 x USB 3.0 (upstream)
Audio
Audio Speakers	2 x 7W
Features
Cool Features	Eye Saver Mode Flicker-free technology Picture-by-Picture Picture-in-Picture HDCP (High-bandwidth Digital Content Protection) AMD FreeSync technology Eco Saving Plus	Eco Saving Plus Eye Saver Mode HDCP (High-bandwidth Digital Content Protection) Samsung MagicBright Quantum Dot Color Flicker-free technology AMD FreeSync 2 technology Samsung MagicUpscale Black Equalizer
Extra Features	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	31.84 in 80.9 cm 808.7 mm 2.65 ft	24.6 in 62.5 cm 624.8 mm 2.05 ft
Case Height	14.28 in 36.3 cm 362.8 mm 1.19 ft	14.46 in 36.7 cm 367.2 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	100 mm 10 cm 3.937 in 0.3281 ft	145 mm 14.5 cm 5.7087 in 0.4757 ft
Landscape or Portrait Pivot Support	No	Yes
Left Pivot		0 °
Right Pivot		90 °
Left or Right Swivel Support	No	Yes
Left Swivel		15 °
Right Swivel		15 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	2 °	5 °
Backward Tilt	34 °	15 °
Frequency and Interpolation
Vertical Digital Frequency	48 Hz - 100 Hz	48 Hz - 144 Hz
Horizontal Digital Frequency	30 kHz - 152 kHz
Accessories
Extras		DisplayPort cable HDMI cable
Certificates and Standards
Licenses	ENERGY STAR FCC Class B ISO9241-307 TÜV/Ergonomics	CE FCC class B ISO9241-307 TÜV/GS TÜV/Ergonomics
Usage and Storage Requirements
Safe Operating Temperature Level	10 °C - 40 °C 50 °F - 104 °F	10 °C - 40 °C 50 °F - 104 °F
Safe Operating Humidity Level	10 % - 80 %	10 % - 80 %
Internal Storage Temperature	-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity	5 % - 95 %

Samsung C34J791

Samsung C27HG70