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Product comparison · 2 data projectors

Acer K138ST + 3Y On-Site vs NEC NP-P502W data projector Large venue projector 5000 ANSI lumens DLP WXGA (1280x800) White

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  • 50specifications compared
  • 28differ
  • 22identical
  • 49known for one product only

Key differences

  • Projector brightness
    • 800 ANSI lumens
    • 5000 ANSI lumens
  • Contrast ratio (typical)
    • 100000:1
    • 6000:1
  • Screen size compatibility
    • 635 - 2540 mm (25 - 100")
    • 762 - 7620 mm (30 - 300")
  • Projection distance
    • 0.4 - 1.7 m
    • 0.8 - 14.5 m
  • Horizontal synchronization (max)
    • 100 kHz
    • 153 kHz
  • Horizontal synchronization (min)
    • 30 kHz
    • 15 kHz
  • Keystone correction, vertical
    • -20 - 20°
    • -30 - 30°
  • Vertical synchronization (max)
    • 120 kHz
    • 0.12 kHz

Side by side

Differences highlightedShow differences only
99 specifications
A

Acer

K138ST + 3Y On-SiteView product
B

NEC

NP-P502W data projector Large venue projector 5000 ANSI lumens DLP WXGA (1280x800) White

Model NP-P502W

View product
Projector9 differ
Projector brightnessDiffers800 ANSI lumens5000 ANSI lumens
Contrast ratio (typical)Differs100000:16000:1
Screen size compatibilityDiffers635 - 2540 mm (25 - 100")762 - 7620 mm (30 - 300")
Projection distanceDiffers0.4 - 1.7 m0.8 - 14.5 m
Horizontal synchronization (max)Differs100 kHz153 kHz
Horizontal synchronization (min)Differs30 kHz15 kHz
Keystone correction, horizontalKnown for one-25 - 25°
Keystone correction, verticalDiffers-20 - 20°-30 - 30°
Matrix sizeKnown for one1.65 cm (0.65")
Matrix typeKnown for oneDMD
Vertical synchronization (max)Differs120 kHz0.12 kHz
Vertical synchronization (min)Differs50 kHz0.024 kHz
Supported aspect ratiosKnown for one4:3, 16:9, 16:10
Number of coloursKnown for one1.073 billion colours
Vertical scan rangeKnown for one50 - 120 Hz
Light source1 differ
Light source typeKnown for oneLamp
Service life of light sourceDiffers20000 h5000 h
Lamp typeKnown for oneAC HID
Lamp powerKnown for one375 W
Service life of light source (economic mode)Known for one30000 h
Lens system1 differ
Focal length rangeKnown for one18.2 - 31.1 mm
Zoom capabilityKnown for oneYes
Zoom typeKnown for oneManual
Zoom ratioKnown for one1.7:1
Optical zoomKnown for one1.7x
Throw ratioDiffers0.8:11.3 - 2.2
Horizontal lens shift rangeKnown for one-0.28 - 0.28°
Vertical lens shift rangeKnown for one0 - 0.59°
Digital zoomKnown for one1.7x
Video2 differ
Analog signal format systemKnown for oneNTSC, NTSC 4.43, PAL, PAL 60, PAL M, PAL N, SECAM
Full HDDiffersNoYes
3DDiffersYesNo
Supported graphics resolutionsKnown for one640 x 480 (VGA), 800 x 600 (SVGA), 1024 x 768 (XGA), 1280 x 1024 (SXGA), 1280 x 800 (WXGA), 1400 x 1050 (SXGA+), 1600 x 1200 (UXGA), 1920 x 1200 (WUXGA)
Supported video modesKnown for one480i, 480p, 576i, 576p, 720p, 1080i, 1080p
3D ReadyKnown for oneYes
Ports & interfaces3 differ
VGA (D-Sub) ports quantityDiffers12
HDMI ports quantityDiffers12
HDMI connector typeKnown for oneFull-size
Composite video inDiffers01
HDBaseT portKnown for oneYes
Audio (L/R) inKnown for one1
Serial interface typeKnown for oneRS-232
PC Audio outKnown for oneYes
PC in (D-Sub)Known for oneYes
Remote (IR) outputKnown for one1
Network2 differ
Ethernet LANDiffersNoYes
Ethernet LAN (RJ-45) portsDiffers02
Wi-FiKnown for oneNo
Features2 differ
Noise levelDiffers33 dB39 dB
Noise level (economic mode)Differs29 dB31 dB
HDCPKnown for oneYes
Composite syncKnown for oneYes
Separate H/V syncKnown for oneYes
Sync-on-green (SOG)Known for oneYes
CertificationKnown for oneUSA UL 60950-1 / FCC Part15 Class B, Canada CSA 60950-1 / ICES-003 Class B, NOM
Multimedia2 differ
Number of built-in speakersDiffers21
RMS rated powerDiffers6 W20 W
Design1 differ
Product typeDiffersPortable projectorLarge venue projector
PlacementKnown for oneDesktop, Ceiling
Market positioningKnown for onePortable
Power2 differ
Power consumption (typical)Differs80 W465 W
Power consumption (standby)Known for one2.7 W
Power consumption (PowerSave)Known for one0.26 W
Power consumption (economy mode)Differs38 W311 W
AC input frequencyKnown for one50 - 60 Hz
Softwareidentical
Mac compatibilityKnown for oneYes
Windows operating systems supportedKnown for oneYes
Mac operating systems supportedKnown for oneYes
Operational conditionsidentical
Storage temperature (T-T)Known for one-10 - 50 °C
Operating relative humidity (H-H)Known for one20 - 80%
Weight & dimensions1 differ
WeightDiffers750 g5.5 kg
WidthKnown for one362 mm
DepthKnown for one302 mm
HeightKnown for one128 mm
Packaging contentidentical
Carrying caseKnown for oneYes
Other features2 differ
Maximum digital resolutionDiffers1920 x 1080 pixels1920 x 1200 pixels
RS-232 portsDiffers01

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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