Product comparison · 2 data projectors

NEC UM361Xi Ultra short throw projector 3600 ANSI lumens 3LCD XGA (1024x768) White vs Viewsonic LS820 data projector Ultra short throw projector 3500 ANSI lumens 1080p (1920x1080) Black

25specifications compared
15differ
10identical
42known for one product only

Key differences

Projector brightness
- UM361Xi Ultra short throw projector 3600 ANSI lumens 3LCD XGA (1024x768) White:3600 ANSI lumens
- LS820 data projector Ultra short throw projector 3500 ANSI lumens 1080p (1920x1080) Black:3500 ANSI lumens
Projector native resolution
- UM361Xi Ultra short throw projector 3600 ANSI lumens 3LCD XGA (1024x768) White:XGA (1024x768)
- LS820 data projector Ultra short throw projector 3500 ANSI lumens 1080p (1920x1080) Black:1080p (1920x1080)
Projection distance
- UM361Xi Ultra short throw projector 3600 ANSI lumens 3LCD XGA (1024x768) White:0.1 - 0.51 m
- LS820 data projector Ultra short throw projector 3500 ANSI lumens 1080p (1920x1080) Black:0.37 - 0.8 m
Service life of light source
- UM361Xi Ultra short throw projector 3600 ANSI lumens 3LCD XGA (1024x768) White:5000 h
- LS820 data projector Ultra short throw projector 3500 ANSI lumens 1080p (1920x1080) Black:15000 h
Lamp power
- UM361Xi Ultra short throw projector 3600 ANSI lumens 3LCD XGA (1024x768) White:200 W
- LS820 data projector Ultra short throw projector 3500 ANSI lumens 1080p (1920x1080) Black:390 W
HDMI ports quantity
- UM361Xi Ultra short throw projector 3600 ANSI lumens 3LCD XGA (1024x768) White:1
- LS820 data projector Ultra short throw projector 3500 ANSI lumens 1080p (1920x1080) Black:2
USB 2.0 ports quantity
- UM361Xi Ultra short throw projector 3600 ANSI lumens 3LCD XGA (1024x768) White:2
- LS820 data projector Ultra short throw projector 3500 ANSI lumens 1080p (1920x1080) Black:1
Number of built-in speakers
- UM361Xi Ultra short throw projector 3600 ANSI lumens 3LCD XGA (1024x768) White:1
- LS820 data projector Ultra short throw projector 3500 ANSI lumens 1080p (1920x1080) Black:2

Side by side

Differences highlightedShow differences only

Comparison of UM361Xi, LS820
67 specifications	A NEC UM361Xi Ultra short throw projector 3600 ANSI lumens 3LCD XGA (1024x768) White Model UM361Xi View product	B Viewsonic LS820 data projector Ultra short throw projector 3500 ANSI lumens 1080p (1920x1080) Black Model LS820 View product
Projector3 differ
Projector brightnessDiffers	3600 ANSI lumens	3500 ANSI lumens
Projection technologyKnown for one	3LCD	Unknown — not stated by the source
Projector native resolutionDiffers	XGA (1024x768)	1080p (1920x1080)
Contrast ratio (typical)Known for one	6000:1	Unknown — not stated by the source
Native aspect ratioKnown for one	4:3	Unknown — not stated by the source
Screen size compatibilityKnown for one	1562.1 - 2946.4 mm (61.5 - 116")	Unknown — not stated by the source
Projection distanceDiffers	0.1 - 0.51 m	0.37 - 0.8 m
Contrast ratio (dynamic)Known for one	Unknown — not stated by the source	100000:1
Light source2 differ
Light source type	Lamp	Lamp
Service life of light sourceDiffers	5000 h	15000 h
Service life of light source (economic mode)Known for one	6000 h	Unknown — not stated by the source
Lamp powerDiffers	200 W	390 W
Lamp power (economic mode)Known for one	160 W	Unknown — not stated by the source
Lens systemidentical
FocusKnown for one	Manual	Unknown — not stated by the source
Fixed focal lengthKnown for one	4.78 mm	Unknown — not stated by the source
Zoom capabilityKnown for one	Yes	Unknown — not stated by the source
Zoom ratioKnown for one	1.4:1	Unknown — not stated by the source
Videoidentical
Full HD	Yes	Yes
3D	No	No
Supported graphics resolutionsKnown for one	640 x 480 (VGA), 720 x 480, 720 x 576, 800 x 600 (SVGA), 832 x 624, 1024 x 768 (XGA), 1152 x 864 (XGA+), 1280 x 1024 (SXGA), 1280 x 720 (HD 720), 1280 x 768 (WXGA), 1280 x 800 (WXGA), 1280 x 960, 1366 x 768, 1440 x 1050, 1440 x 900, 1600 x 1200 (UXGA), 1600 x 900, 1680 x 1050 (WSXGA+), 1920 x 1080 (	Unknown — not stated by the source
Supported video modesKnown for one	480p, 540p, 576p, 720p, 960p, 1080p	Unknown — not stated by the source
Ports & interfaces2 differ
VGA (D-Sub) ports quantity	2	2
HDMI ports quantityDiffers	1	2
USB 2.0 ports quantityDiffers	2	1
Headphone outputsKnown for one	1	Unknown — not stated by the source
Microphone inKnown for one	Yes	Unknown — not stated by the source
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Component video (YPbPr/YCbCr) inKnown for one	Unknown — not stated by the source	1
Composite video inKnown for one	Unknown — not stated by the source	1
S-Video inputs quantityKnown for one	Unknown — not stated by the source	1
Audio (L/R) inKnown for one	Unknown — not stated by the source	1
AC (power) inKnown for one	Unknown — not stated by the source	Yes
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN (RJ-45) ports	1	1
Wi-FiKnown for one	Unknown — not stated by the source	No
BluetoothKnown for one	Unknown — not stated by the source	No
Featuresidentical
Noise levelKnown for one	29 dB	Unknown — not stated by the source
Noise level (economic mode)Known for one	28 dB	Unknown — not stated by the source
Multimedia2 differ
Built-in speaker(s)	Yes	Yes
Number of built-in speakersDiffers	1	2
RMS rated powerDiffers	20 W	10 W
Design2 differ
Product type	Ultra short throw projector	Ultra short throw projector
Product colourDiffers	White	Black
PlacementDiffers	Wall	Desktop
Displayidentical
Built-in display	No	No
Poweridentical
Power source	AC	AC
Power consumption (typical)Known for one	257 W	Unknown — not stated by the source
Power consumption (standby)Known for one	0.5 W	Unknown — not stated by the source
Power consumption (max)Known for one	324 W	Unknown — not stated by the source
AC input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
AC input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 40 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-10 - 50 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	20 - 80%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	20 - 80%	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	5.6 kg	10 kg
WidthDiffers	378 mm	508 mm
DepthDiffers	428 mm	165.1 mm
HeightDiffers	112 mm	391.9 mm
Package widthKnown for one	Unknown — not stated by the source	549.9 mm
Package depthKnown for one	Unknown — not stated by the source	309.8 mm
Package heightKnown for one	Unknown — not stated by the source	558.8 mm
Other featuresidentical
Maximum analog resolutionKnown for one	1920 x 1200 pixels	Unknown — not stated by the source
Maximum digital resolutionKnown for one	1920 x 1200 pixels	Unknown — not stated by the source
Number of bulbsKnown for one	Unknown — not stated by the source	1 bulb(s)
Storageidentical
Card reader integratedKnown for one	Unknown — not stated by the source	No
Packaging contentidentical
Remote control includedKnown for one	Unknown — not stated by the source	Yes

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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