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Product comparison · 2 data projectors

NEC UM351W Ultra short throw projector 3500 ANSI lumens 3LCD WXGA (1280x800) White vs Viewsonic PJD5555W data projector Standard throw projector 3300 ANSI lumens DLP WXGA (1280x800) 3D Black

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  • 52specifications compared
  • 28differ
  • 24identical
  • 58known for one product only

Key differences

  • Projector brightness
    • 3500 ANSI lumens
    • 3300 ANSI lumens
  • Projection technology
    • 3LCD
    • DLP
  • Native aspect ratio
    • 16:10
    • 4:3
  • Screen size compatibility
    • 1473.2 - 2794 mm (58 - 110")
    • 762 - 7620 mm (30 - 300")
  • Keystone correction, vertical
    • -10 - 10°
    • ± 40°
  • Service life of light source
    • 3800 h
    • 5000 h
  • Lamp power
    • 255 W
    • 190 W
  • Throw ratio
    • 0.36:1
    • 1.55 - 1.7:1

Side by side

Differences highlightedShow differences only
110 specifications
A

NEC

UM351W Ultra short throw projector 3500 ANSI lumens 3LCD WXGA (1280x800) White

Model UM351W

View product
B

Viewsonic

PJD5555W data projector Standard throw projector 3300 ANSI lumens DLP WXGA (1280x800) 3D Black

Model PJD5555W

View product
Projector5 differ
Projector brightnessDiffers3500 ANSI lumens3300 ANSI lumens
Projection technologyDiffers3LCDDLP
Contrast ratio (typical)Known for one4000:1
Native aspect ratioDiffers16:104:3
Screen size compatibilityDiffers1473.2 - 2794 mm (58 - 110")762 - 7620 mm (30 - 300")
Projection distanceKnown for one0.1 - 0.51 m
Horizontal scan rangeKnown for one15 - 100 kHz
Vertical scan rangeKnown for one50 - 120 Hz
Horizontal synchronization (max)Known for one100 kHz
Horizontal synchronization (min)Known for one15 kHz
Keystone correction, horizontalKnown for one-10 - 10°
Keystone correction, verticalDiffers-10 - 10°± 40°
Vertical synchronization (max)Known for one120 kHz
Vertical synchronization (min)Known for one50 kHz
Supported aspect ratiosKnown for one4:3, 16:9
Contrast ratio (dynamic)Known for one22000:1
Light source2 differ
Service life of light sourceDiffers3800 h5000 h
Lamp powerDiffers255 W190 W
Lamp power (economic mode)Known for one160 W
Lamps quantityKnown for one1 lamp(s)
Lens system2 differ
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
Throw ratioDiffers0.36:11.55 - 1.7:1
OffsetDiffers81%100%
Digital zoomKnown for one2x
Optical zoomKnown for one1.1x
Video1 differ
Analog signal format systemDiffersNTSC, NTSC 4.43, PAL, PAL 60, PAL M, PAL N, SECAMNTSC 3.58, NTSC 4.43, NTSC M, PAL B, PAL D, PAL G, PAL H, PAL I, PAL M, PAL N, SECAM B, SECAM D, SECAM G, SECAM L
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 864 (XGA+), 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+), 1440 x 900, 1600 x 1200 (UXGA),
3DKnown for oneYes
Ports & interfaces4 differ
VGA (D-Sub) ports quantityDiffers23
HDMI ports quantityDiffers21
S-Video inputs quantityDiffers01
USB 2.0 ports quantityDiffers31
Headphone outputsKnown for one1
Microphone inKnown for oneYes
CardBus PCMCIA slot typeKnown for oneNo
CardBus PCMCIA slots quantityKnown for one0
AC (power) inKnown for oneYes
HDMI connector typeKnown for oneFull-size
USB connector typeKnown for oneMini-USB B
Network2 differ
Ethernet LANDiffersYesNo
Ethernet LAN (RJ-45) portsDiffers10
BluetoothKnown for oneNo
Smart TVKnown for oneNo
Storageidentical
Optical disc player typeKnown for oneNot included
Features2 differ
Noise levelDiffers29 dB32 dB
Noise level (economic mode)Differs28 dB27 dB
Composite syncKnown for oneYes
Separate H/V syncKnown for oneYes
Sync-on-green (SOG)Known for oneYes
CertificationKnown for oneCE; Gost-R; TÜV GS
Multimedia1 differ
RMS rated powerDiffers20 W2 W
Design2 differ
Product typeDiffersUltra short throw projectorStandard throw projector
Product colourDiffersWhiteBlack
LED indicatorsKnown for oneYes
Market positioningKnown for onePresentation
Power1 differ
Power consumption (standby)Differs0.4 W0.5 W
Power consumption (PowerSave)Known for one0.2 W
Power consumption (economy mode)Known for one221 W
Auto power offKnown for oneYes
Power consumption (max)Known for one265 W
Operational conditions2 differ
Operating temperature (T-T)Differs5 - 40 °C0 - 40 °C
Storage temperature (T-T)Known for one-20 - 50 °C
Operating relative humidity (H-H)Differs20 - 80%10 - 90%
Storage relative humidity (H-H)Known for one20 - 80%
Operating altitudeKnown for one1.800 - 3.048 m
Weight & dimensions4 differ
WeightDiffers5.6 kg2.1 kg
WidthDiffers378 mm316 mm
DepthDiffers428 mm228 mm
HeightDiffers112 mm103.7 mm
Package widthKnown for one408 mm
Package depthKnown for one217 mm
Package heightKnown for one330 mm
Package weightKnown for one3.4 kg
Packaging contentidentical
Batteries includedKnown for oneYes
Cables includedKnown for oneAC, VGA
ManualKnown for oneYes
Warranty cardKnown for oneYes
Quick start guideKnown for oneYes
Other featuresidentical
Maximum analog resolutionKnown for one1920 x 1200 pixels
Displayidentical
Built-in displayKnown for oneNo
Display number of coloursKnown for one1.073 billion colours

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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