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Product comparison · 2 data projectors

NEC UM301Xi (Multi-Pen) vs Viewsonic LS820 data projector Ultra short throw projector 3500 ANSI lumens 1080p (1920x1080) Black

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  • 30specifications compared
  • 16differ
  • 14identical
  • 70known for one product only

Key differences

  • Projector brightness
    • 3000 ANSI lumens
    • 3500 ANSI lumens
  • Projector native resolution
    • XGA (1024x768)
    • 1080p (1920x1080)
  • Projection distance
    • 0.1 - 0.51 m
    • 0.37 - 0.8 m
  • Service life of light source
    • 5000 h
    • 15000 h
  • Lamp power
    • 170 W
    • 390 W
  • Full HD
    • No
    • Yes
  • Component video (YPbPr/YCbCr) in
    • 0
    • 1
  • S-Video inputs quantity
    • 0
    • 1

Side by side

Differences highlightedShow differences only
100 specifications
A

NEC

UM301Xi (Multi-Pen)View product
B

Viewsonic

LS820 data projector Ultra short throw projector 3500 ANSI lumens 1080p (1920x1080) Black

Model LS820

View product
Projector3 differ
Projector brightnessDiffers3000 ANSI lumens3500 ANSI lumens
Projection technologyKnown for one3LCD
Projector native resolutionDiffersXGA (1024x768)1080p (1920x1080)
Contrast ratio (typical)Known for one6000:1
Native aspect ratioKnown for one4:3
Supported aspect ratiosKnown for one4:3, 16:10, 16:9
Screen size compatibilityKnown for one1562.1 - 2946.4 mm (61.5 - 116")
Projection distanceDiffers0.1 - 0.51 m0.37 - 0.8 m
Horizontal scan rangeKnown for one15 - 100 kHz
Vertical scan rangeKnown for one50 - 120 Hz
Keystone correction, horizontalKnown for one-10 - 10°
Keystone correction, verticalKnown for one-10 - 10°
Matrix sizeKnown for one1.5 cm (0.59")
Matrix typeKnown for one3-panel (p-Si TFT active)
Contrast ratio (dynamic)Known for one100000:1
Light source2 differ
Light source typeLampLamp
Service life of light sourceDiffers5000 h15000 h
Service life of light source (economic mode)Known for one8000 h
Lamp powerDiffers170 W390 W
Lamp power (economic mode)Known for one140 W
Lamps quantityKnown for one1 lamp(s)
Lens systemidentical
FocusKnown for oneManual
Fixed focal lengthKnown for one4.78 mm
Aperture range (F-F)Known for one1.8 - 1.8
Zoom capabilityKnown for oneYes
Zoom typeKnown for oneManual
Zoom ratioKnown for one1.4:1
Digital zoomKnown for one1.4x
Throw ratioKnown for one0.36:1
OffsetKnown for one75%
Video1 differ
Analog signal format systemKnown for oneNTSC, NTSC 3.58, NTSC 4.43, PAL, PAL 60, PAL M, PAL N, SECAM B
Full HDDiffersNoYes
Supported graphics resolutionsKnown for one640 x 480 (VGA), 720 x 480, 720 x 576, 800 x 600 (SVGA), 832 x 624, 1024 x 768 (XGA), 1152 x 870, 1280 x 1024 (SXGA), 1280 x 720 (HD 720), 1280 x 768 (WXGA), 1280 x 800 (WXGA), 1280 x 960, 1360 x 768 (WXGA), 1366 x 768, 1400 x 1050 (SXGA+), 1440 x 900 (WXGA+), 1600 x 1200 (UXGA), 1600 x 900, 1680 x
3DKnown for oneNo
Ports & interfaces3 differ
VGA (D-Sub) ports quantity22
HDMI ports quantity22
HDMI connector typeKnown for oneFull-size
Component video (YPbPr/YCbCr) inDiffers01
Composite video in11
DVI portKnown for oneNo
S-Video inputs quantityDiffers01
USB 2.0 ports quantityDiffers31
Audio (L/R) in11
Headphone outputsKnown for one1
Microphone inKnown for oneYes
Serial interface typeKnown for oneRS-232
PC Audio inKnown for oneYes
Mobile High-Definition Link (MHL)Known for oneYes
AC (power) inYesYes
Networkidentical
Ethernet LANYesYes
Ethernet LAN (RJ-45) ports11
Wi-FiKnown for oneNo
BluetoothKnown for oneNo
Storageidentical
Card reader integratedNoNo
Featuresidentical
Noise levelKnown for one27 dB
Noise level (economic mode)Known for one27 dB
On Screen Display (OSD)Known for oneYes
Password protectionKnown for oneYes
CertificationKnown for oneCE, Gost-R, TÜV GS
Multimedia2 differ
Built-in speaker(s)YesYes
Number of built-in speakersDiffers12
RMS rated powerDiffers20 W10 W
Design1 differ
Product typeUltra short throw projectorUltra short throw projector
Product colourDiffersWhiteBlack
PlacementDesktopDesktop
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
LED indicatorsKnown for oneYes
Poweridentical
Power sourceACAC
Power consumption (typical)Known for one227 W
Power consumption (standby)Known for one0.5 W
Power consumption (max)Known for one285 W
Power consumption (network standby)Known for one3 W
Power consumption (economy mode)Known for one190 W
AC input voltageKnown for one100 - 240 V
AC input frequencyKnown for one50 - 60 Hz
Auto power offKnown for oneYes
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 40 °C
Storage temperature (T-T)Known for one-10 - 50 °C
Operating relative humidity (H-H)Known for one20 - 80%
Storage relative humidity (H-H)Known for one20 - 80%
Weight & dimensions4 differ
WeightDiffers5.5 kg10 kg
WidthDiffers378 mm508 mm
DepthDiffers428 mm165.1 mm
HeightDiffers112 mm391.9 mm
Package widthKnown for one549.9 mm
Package depthKnown for one309.8 mm
Package heightKnown for one558.8 mm
Packaging contentidentical
Remote control includedYesYes
Remote control typeKnown for oneIR
Cables includedKnown for oneAC, VGA
ManualKnown for oneYes
Mounting brackets includedKnown for oneYes
Quick start guideKnown for oneYes
Technical detailsidentical
Compliance certificatesKnown for oneRoHS
Logistics dataidentical
Harmonized System (HS) codeKnown for one85286200
Other featuresidentical
Maximum digital resolutionKnown for one1920 x 1200 pixels
RS-232 portsKnown for one1
Number of bulbsKnown for one1 bulb(s)
Displayidentical
Built-in displayKnown for oneNo

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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