Product comparison · 2 monitors

NEC Reference 322UHD vs Viewsonic VG Series VG939Sm computer monitor

40specifications compared
24differ
16identical
62known for one product only

Key differences

Display diagonal
- Reference 322UHD:80 cm (31.5")
- VG Series VG939Sm computer monitor:48.3 cm (19")
Display resolution
- Reference 322UHD:3840 x 2160 pixels
- VG Series VG939Sm computer monitor:1280 x 1024 pixels
Display technology
- Reference 322UHD:LED
- VG Series VG939Sm computer monitor:LCD
Panel type
- Reference 322UHD:IPS
- VG Series VG939Sm computer monitor:TFT
Display brightness (typical)
- Reference 322UHD:350 cd/m²
- VG Series VG939Sm computer monitor:250 cd/m²
Response time
- Reference 322UHD:12 ms
- VG Series VG939Sm computer monitor:14 ms
Viewing angle, horizontal
- Reference 322UHD:176°
- VG Series VG939Sm computer monitor:178°
Viewing angle, vertical
- Reference 322UHD:176°
- VG Series VG939Sm computer monitor:178°

Side by side

Differences highlightedShow differences only

Comparison of Reference 322UHD, VG939Sm
102 specifications	A NEC Reference 322UHD View product	B Viewsonic VG Series VG939Sm computer monitor Model VG939Sm View product
Display9 differ
Display diagonalDiffers	80 cm (31.5")	48.3 cm (19")
Display resolutionDiffers	3840 x 2160 pixels	1280 x 1024 pixels
Native aspect ratio	16:9	16:9
Display technologyDiffers	LED	LCD
Touchscreen	No	No
HD typeKnown for one	4K Ultra HD	Unknown — not stated by the source
Panel typeDiffers	IPS	TFT
Backlight typeKnown for one	W-LED	Unknown — not stated by the source
Display brightness (typical)Differs	350 cd/m²	250 cd/m²
Response timeDiffers	12 ms	14 ms
Screen shapeKnown for one	Flat	Unknown — not stated by the source
Supported graphics resolutionsDiffers	720 x 400, 832 x 624, 1152 x 870, 2560 x 1440, 3840 x 2160, 1024 x 768 (XGA), 1152 x 864 (XGA+), 1280 x 720 (HD 720), 1920 x 1080 (HD 1080), 2560 x 1600 (WQXGA), 640 x 480 (VGA), 800 x 600 (SVGA)	1280 x 1024 (SXGA)
Aspect ratio	16:9	16:9
Contrast ratio (typical)	1000:1	1000:1
Viewing angle, horizontalDiffers	176°	178°
Viewing angle, verticalDiffers	176°	178°
Display number of coloursKnown for one	1.073 billion colours	Unknown — not stated by the source
Pixel pitchKnown for one	0.18 x 0.18 mm	Unknown — not stated by the source
Horizontal scan rangeKnown for one	31.5 - 134 kHz	Unknown — not stated by the source
Vertical scan rangeKnown for one	24 - 120 Hz	Unknown — not stated by the source
DDC/CIKnown for one	Yes	Unknown — not stated by the source
3DKnown for one	No	Unknown — not stated by the source
Viewable size, horizontalKnown for one	Unknown — not stated by the source	37.5 cm
Viewable size, verticalKnown for one	Unknown — not stated by the source	30 cm
Multimediaidentical
Built-in speaker(s)	Yes	Yes
Number of speakers	2	2
RMS rated power	4 W	4 W
Built-in camera	No	No
Designidentical
Market positioningKnown for one	Business	Unknown — not stated by the source
Product colour	Black	Black
Feet colour	Black	Black
Ports & interfaces3 differ
Built-in USB hubKnown for one	Yes	Unknown — not stated by the source
USB versionKnown for one	3.2 Gen 1 (3.1 Gen 1)	Unknown — not stated by the source
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	2	Unknown — not stated by the source
USB Type-A downstream ports quantityDiffers	3	0
VGA (D-Sub) ports quantityDiffers	0	1
DVI port	Yes	Yes
DVI-D ports quantityKnown for one	2	Unknown — not stated by the source
HDMI ports quantityDiffers	4	0
DisplayPorts quantityKnown for one	2	Unknown — not stated by the source
Headphone outKnown for one	Yes	Unknown — not stated by the source
Headphone outputsKnown for one	1	Unknown — not stated by the source
DVI-I ports quantityKnown for one	Unknown — not stated by the source	1
Audio inputKnown for one	Unknown — not stated by the source	Yes
Audio outputKnown for one	Unknown — not stated by the source	Yes
Headphone connectivityKnown for one	Unknown — not stated by the source	3.5 mm
AC (power) inKnown for one	Unknown — not stated by the source	Yes
Networkidentical
Wi-FiKnown for one	No	Unknown — not stated by the source
BluetoothKnown for one	No	Unknown — not stated by the source
Ethernet LANKnown for one	No	Unknown — not stated by the source
Ergonomics4 differ
VESA mounting	Yes	Yes
Panel mounting interfaceDiffers	100 x 100,200 x 100 mm	100 x 100 mm
Cable lock slotDiffers	Yes	No
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Height adjustmentDiffers	Yes	No
Adjustable height (max)Known for one	15 cm	Unknown — not stated by the source
PivotKnown for one	Yes	Unknown — not stated by the source
Pivot angleKnown for one	0 - 90°	Unknown — not stated by the source
SwivellingKnown for one	Yes	Unknown — not stated by the source
Swivel angle rangeKnown for one	-45 - 45°	Unknown — not stated by the source
Tilt adjustment	Yes	Yes
Tilt angle rangeDiffers	-5 - 30°	-5 - 25°
Picture-in-PictureKnown for one	Yes	Unknown — not stated by the source
On Screen Display (OSD)Known for one	Yes	Unknown — not stated by the source
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
LED indicatorsKnown for one	Power	Unknown — not stated by the source
Power1 differ
Power consumption (typical)Known for one	95 W	Unknown — not stated by the source
Power consumption (PowerSave)Known for one	5 W	Unknown — not stated by the source
AC input voltageDiffers	220 - 240 V	100 - 240 V
Annual energy consumptionKnown for one	139 kWh	Unknown — not stated by the source
AC input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Operational conditions2 differ
Operating temperature (T-T)Differs	5 - 35 °C	0 - 40 °C
Operating relative humidity (H-H)Differs	30 - 80%	20 - 90%
Weight & dimensions5 differ
Width (with stand)Differs	745 mm	416.2 mm
Depth (with stand)Differs	302 mm	204.3 mm
Height (with stand)Differs	469 mm	376 mm
Weight (with stand)Differs	20.5 kg	4.3 kg
Width (without stand)Differs	745 mm	416.2 mm
Bezel width (side)Known for one	2.19 cm	Unknown — not stated by the source
Bezel width (top)Known for one	2.25 cm	Unknown — not stated by the source
Bezel width (bottom)Known for one	2.25 cm	Unknown — not stated by the source
Depth (without stand)Known for one	Unknown — not stated by the source	54.9 mm
Height (without stand)Known for one	Unknown — not stated by the source	341.2 mm
Weight (without stand)Known for one	Unknown — not stated by the source	2.75 kg
Packaging dataidentical
User Guide on CD-ROMKnown for one	Yes	Unknown — not stated by the source
Package widthKnown for one	Unknown — not stated by the source	476 mm
Package depthKnown for one	Unknown — not stated by the source	165 mm
Package heightKnown for one	Unknown — not stated by the source	414 mm
Packaging contentidentical
Quick start guideKnown for one	Yes	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
On/off switch	Yes	Yes
RotatingKnown for one	Yes	Unknown — not stated by the source
TV tuner integrated	No	No
ECO modeKnown for one	Yes	Unknown — not stated by the source
Energy efficiency class (legacy scale)Known for one	D	Unknown — not stated by the source
Light sensorKnown for one	Yes	Unknown — not stated by the source
Power consumption (economy mode)Known for one	48 W	Unknown — not stated by the source
CertificationKnown for one	CE; EAC; FCC Class B; ISO 9241-307 (pixel failure class I); RoHS; UL/C-UL or CSA	Unknown — not stated by the source
Supplied AC adapter type	LED	LED
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Thin Clientidentical
Thin client installedKnown 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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