Product comparison · 2 monitors

LG 31MU97C-B computer monitor vs Samsung LS27E391HS computer monitor

43specifications compared
30differ
13identical
58known for one product only

Key differences

Display diagonal
- 31MU97C-B computer monitor:78.7 cm (31")
- LS27E391HS computer monitor:68.6 cm (27")
Display resolution
- 31MU97C-B computer monitor:4096 x 2160 pixels
- LS27E391HS computer monitor:1920 x 1080 pixels
HD type
- 31MU97C-B computer monitor:4K Ultra HD
- LS27E391HS computer monitor:Full HD
Panel type
- 31MU97C-B computer monitor:IPS
- LS27E391HS computer monitor:PLS
Display brightness (typical)
- 31MU97C-B computer monitor:320 cd/m²
- LS27E391HS computer monitor:300 cd/m²
Response time
- 31MU97C-B computer monitor:5 ms
- LS27E391HS computer monitor:4 ms
Supported graphics resolutions
- 31MU97C-B computer monitor:4096 x 2160
- LS27E391HS computer monitor:1920 x 1080 (HD 1080)
Aspect ratio
- 31MU97C-B computer monitor:17:9
- LS27E391HS computer monitor:16:9

Side by side

Differences highlightedShow differences only

Comparison of 31MU97C-B, LS27E391HS
101 specifications	A LG 31MU97C-B computer monitor Model 31MU97C-B View product	B Samsung LS27E391HS computer monitor Model LS27E391HS View product
Display9 differ
Display diagonalDiffers	78.7 cm (31")	68.6 cm (27")
Display resolutionDiffers	4096 x 2160 pixels	1920 x 1080 pixels
Native aspect ratioKnown for one	Unknown — not stated by the source	16:9
Display technology	LED	LED
Touchscreen	No	No
HD typeDiffers	4K Ultra HD	Full HD
Panel typeDiffers	IPS	PLS
Display brightness (typical)Differs	320 cd/m²	300 cd/m²
Response timeDiffers	5 ms	4 ms
Supported graphics resolutionsDiffers	4096 x 2160	1920 x 1080 (HD 1080)
Supported video modesKnown for one	Unknown — not stated by the source	1080p
Aspect ratioDiffers	17:9	16:9
Contrast ratio (typical)	1000:1	1000:1
Dynamic contrast ratio marketing nameKnown for one	Unknown — not stated by the source	Mega Contrast
Viewing angle, horizontal	178°	178°
Viewing angle, vertical	178°	178°
Display number of coloursKnown for one	Unknown — not stated by the source	16.78 million colours
Pixel pitchDiffers	0.0567 x 0.1701 mm	0.3114 x 0.3114 mm
Viewable size, horizontalKnown for one	Unknown — not stated by the source	59.8 cm
Viewable size, verticalKnown for one	Unknown — not stated by the source	33.6 cm
Peak luminance ratioKnown for one	Unknown — not stated by the source	98%
DDC/CIKnown for one	Yes	Unknown — not stated by the source
Colour gamutKnown for one	99.5%	Unknown — not stated by the source
3DKnown for one	No	Unknown — not stated by the source
Performanceidentical
Flicker-free technologyKnown for one	Unknown — not stated by the source	Yes
Game modeKnown for one	Unknown — not stated by the source	Yes
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Windows 8.1, Windows 8.1 Enterprise, Windows 8.1 Enterprise x64, Windows 8.1 Pro, Windows 8.1 Pro x64
Mac operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Design1 differ
Product colourDiffers	Black	Blue, White
Ports & interfaces2 differ
Built-in USB hubDiffers	Yes	No
USB Type-A downstream ports quantityKnown for one	Unknown — not stated by the source	0
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	1
DVI portKnown for one	Unknown — not stated by the source	No
HDMI ports quantityDiffers	2	1
USB hub versionKnown for one	3.2 Gen 1 (3.1 Gen 1)	Unknown — not stated by the source
Number of upstream portsKnown for one	3	Unknown — not stated by the source
DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
Mini DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
Headphone outKnown for one	Yes	Unknown — not stated by the source
PC Audio inKnown for one	Yes	Unknown — not stated by the source
HDCPKnown for one	Yes	Unknown — not stated by the source
Networkidentical
Wi-FiKnown for one	Unknown — not stated by the source	No
BluetoothKnown for one	Unknown — not stated by the source	No
Ethernet LANKnown for one	Unknown — not stated by the source	No
Ergonomics1 differ
Cable lock slot	No	No
Tilt adjustment	Yes	Yes
Tilt angle rangeDiffers	-5 - 15°	-2 - 15°
Plug and Play	Yes	Yes
LED indicatorsKnown for one	Unknown — not stated by the source	Power
VESA mountingKnown for one	Yes	Unknown — not stated by the source
Panel mounting interfaceKnown for one	100 x 100 mm	Unknown — not stated by the source
Height adjustmentKnown for one	Yes	Unknown — not stated by the source
Adjustable height (max)Known for one	14 cm	Unknown — not stated by the source
PivotKnown for one	Yes	Unknown — not stated by the source
Power2 differ
Power consumption (typical)Differs	49 W	25 W
Power consumption (standby)Known for one	Unknown — not stated by the source	0.3 W
Power consumption (max)Differs	85 W	29 W
AC input voltage	100 - 240 V	100 - 240 V
Annual energy consumptionKnown for one	Unknown — not stated by the source	37 kWh
External power adapterKnown for one	Unknown — not stated by the source	Yes
Power consumption (off)Known for one	0.5 W	Unknown — not stated by the source
Power consumption (PowerSave)Known for one	1.2 W	Unknown — not stated by the source
AC input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)Differs	10 - 35 °C	10 - 40 °C
Operating relative humidity (H-H)	10 - 80%	10 - 80%
Storage temperature (T-T)Known for one	-20 - 60 °C	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 90%	Unknown — not stated by the source
Weight & dimensions8 differ
Width (with stand)Differs	736.6 mm	626 mm
Depth (with stand)Differs	241.3 mm	181.9 mm
Height (with stand)Differs	482.6 mm	452.9 mm
Weight (with stand)Differs	9.62 kg	5.14 kg
Width (without stand)Differs	736.6 mm	626 mm
Depth (without stand)Differs	53.3 mm	70.8 mm
Height (without stand)Differs	406.4 mm	377.2 mm
Weight (without stand)Differs	78.9 kg	4.58 kg
Packaging data4 differ
Package widthDiffers	972.8 mm	703 mm
Package depthDiffers	152.4 mm	442 mm
Package heightDiffers	510.5 mm	120 mm
Package weightDiffers	12 kg	6.74 kg
User Guide on CD-ROM	Yes	Yes
Packaging content1 differ
Stand includedKnown for one	Unknown — not stated by the source	Yes
Cables includedDiffers	AC, DisplayPort, HDMI, USB	VGA
Quick start guideKnown for one	Unknown — not stated by the source	Yes
ManualKnown for one	Yes	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificates	ENERGY STAR	ENERGY STAR
Other features1 differ
Brand specific technologiesKnown for one	Unknown — not stated by the source	MagicBright, MagicUpscale
On/off switch	Yes	Yes
Power consumption (DPMS)Known for one	Unknown — not stated by the source	0.3 W
TV tuner integratedKnown for one	Unknown — not stated by the source	No
ECO modeKnown for one	Unknown — not stated by the source	Yes
Energy efficiency class (legacy scale)Known for one	Unknown — not stated by the source	A
Samsung Eye Saver ModeKnown for one	Unknown — not stated by the source	Yes
Supplied AC adapter typeDiffers	LCD	LED, 700:1
Picture modeKnown for one	Custom/sRGB/AdobeRGB/DCM Sim/DCI-P3 Sim./Reader/Calibration1/Calibration2	Unknown — not stated by the source
SafetyKnown for one	UL(cUL)/CB/TCO 6.0/TUV/KC	Unknown — not stated by the source
CertificationKnown for one	ENERGY STAR 6.0, RoHS, Reach, Windows, FCC-B / CE	Unknown — not stated by the source
Thin Clientidentical
Thin client installedKnown for one	Unknown — not stated by the source	No
Multimediaidentical
Built-in speaker(s)Known for one	Yes	Unknown — not stated by the source
Number of speakersKnown for one	2	Unknown — not stated by the source
RMS rated powerKnown for one	10 W	Unknown — not stated by the source
Built-in cameraKnown for one	No	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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