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Product comparison · 2 data projectors

Epson EB-1440Ui Ultra short throw projector 3800 ANSI lumens 3LCD WUXGA (1920x1200) White vs Epson EB-1781W Standard throw projector 3200 ANSI lumens 3LCD WXGA (1280x800) Black, White

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  • 82specifications compared
  • 51differ
  • 31identical
  • 36known for one product only

Key differences

  • Projector brightness
    • 3800 ANSI lumens
    • 3200 ANSI lumens
  • Projector native resolution
    • WUXGA (1920x1200)
    • WXGA (1280x800)
  • Contrast ratio (typical)
    • 300:1
    • 10000:1
  • Screen size compatibility
    • 1778 - 2540 mm (70 - 100")
    • 762 - 7620 mm (30 - 300")
  • Projector brightness (economic mode)
    • 2900 ANSI lumens
    • 1900 ANSI lumens
  • Colour light output
    • 3800 ANSI lumens
    • 3200 ANSI lumens
  • Keystone correction, horizontal
    • ± 3°
    • -20 - 20°
  • Keystone correction, vertical
    • ± 3°
    • -30 - 30°

Side by side

Differences highlightedShow differences only
118 specifications
A

Epson

EB-1440Ui Ultra short throw projector 3800 ANSI lumens 3LCD WUXGA (1920x1200) White

Model EB-1440Ui

View product
B

Epson

EB-1781W Standard throw projector 3200 ANSI lumens 3LCD WXGA (1280x800) Black, White

Model EB-1781W

View product
Projector10 differ
Projector brightnessDiffers3800 ANSI lumens3200 ANSI lumens
Projector native resolutionDiffersWUXGA (1920x1200)WXGA (1280x800)
Contrast ratio (typical)Differs300:110000:1
Supported aspect ratiosKnown for one16:10
Screen size compatibilityDiffers1778 - 2540 mm (70 - 100")762 - 7620 mm (30 - 300")
Projection distance (wide)Known for one0 - 0.4 m
Projection distance (tele)Known for one0 - 0.6 m
Contrast ratio (dynamic)Known for one16000:1
Projector brightness (economic mode)Differs2900 ANSI lumens1900 ANSI lumens
Vertical scan rangeKnown for one192 - 240 Hz
Colour light outputDiffers3800 ANSI lumens3200 ANSI lumens
Keystone correction, horizontalDiffers± 3°-20 - 20°
Keystone correction, verticalDiffers± 3°-30 - 30°
Matrix sizeDiffers1.7 cm (0.67")1.5 cm (0.59")
Matrix typeKnown for one3-panel (p-Si TFT active)
White light outputDiffers3800 ANSI lumens3200 ANSI lumens
Projection distanceKnown for one0.7 - 8.2 m
Light source3 differ
Service life of light sourceDiffers5000 h4000 h
Service life of light source (economic mode)Differs10000 h7000 h
Lamp powerDiffers267 W214 W
Lens system2 differ
Fixed focal lengthKnown for one4.2 mm
Zoom ratioDiffers1.35:11.2:1
Throw ratioDiffers0.27:11.04 - 1.26:1
Focal length rangeKnown for one13.52 - 16.22 mm
Aperture range (F-F)Known for one1.58 - 1.7
Zoom capabilityKnown for oneYes
Zoom typeKnown for oneManual
Video2 differ
Full HDDiffersYesNo
Colour modes (2D)Known for oneCinema, Dynamic
Supported graphics resolutionsKnown for one1920 x 1200 (WUXGA)
Video colour modesDiffersBlackboard, Dynamic, Photo, Presentation, Whiteboard, sRGBBlackboard, Cinema, Dynamic, Presentation, sRGB
HD-ReadyKnown for oneYes
Ports & interfaces4 differ
VGA (D-Sub) ports quantityDiffers31
HDMI ports quantityDiffers21
S-Video inputs quantityKnown for one1
USB 2.0 ports quantityDiffers42
Audio (L/R) inDiffers20
Audio (L/R) outKnown for one1
Serial interface typeKnown for oneRS-232
PC Audio inKnown for oneYes
PC Audio outKnown for oneYes
AC (power) inKnown for oneYes
Component video (YPbPr/YCbCr) inKnown for one0
Composite video inKnown for one1
Network2 differ
Ethernet LANDiffersYesNo
Ethernet LAN (RJ-45) portsDiffers10
Ethernet LAN data ratesKnown for one10,100 Mbit/s
Features2 differ
Noise levelDiffers37 dB39 dB
Country of originDiffersChinaPhilippines
Multimedia1 differ
Number of built-in speakersKnown for one1
RMS rated powerDiffers16 W1 W
Image formats supportedKnown for oneJPG
Design4 differ
Product typeDiffersUltra short throw projectorStandard throw projector
Market positioningDiffersUlta short throwBusiness
Product colourDiffersWhiteBlack, White
PlacementDiffersWallDesktop, Ceiling
LED indicatorsKnown for oneYes
Power4 differ
Power consumption (typical)Differs401 W295 W
Power consumption (standby)Differs0.5 W0.34 W
Power consumption (economy mode)Differs334 W208 W
AC input voltageDiffers220 - 240 V100 - 240 V
Softwareidentical
Windows operating systems supportedKnown for oneWindows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 Pro, Windows 10 Pro x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64, Windows 8.1, Windows
Mac operating systems supportedKnown for oneMac OS X 10.10 Yosemite, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks
Linux operating systems supportedKnown for oneYes
Operational conditions1 differ
Operating temperature (T-T)Differs5 - 35 °C5 - 40 °C
Weight & dimensions8 differ
WeightDiffers8.4 kg1.8 kg
WidthDiffers474 mm292 mm
DepthDiffers447 mm213 mm
HeightDiffers130 mm44 mm
Package widthDiffers575 mm145 mm
Package depthDiffers785 mm420 mm
Package heightDiffers335 mm370 mm
Package weightDiffers24.4 kg3.7 g
Packaging content1 differ
Cables includedDiffersAC, USBAC, VGA
ManualKnown for oneYes
Mounting brackets includedKnown for oneYes
Carrying caseKnown for oneYes
Bundled softwareKnown for oneEasyMP Multi PC Projection
Logistics data6 differ
Pallet gross heightDiffers15 cm2.18 m
Pallet height (UK)Differs15 cm2.18 m
Products per palletDiffers12 pc(s)70 pc(s)
Products per pallet (UK)Differs12 pc(s)84 pc(s)
Products per pallet layerDiffers2 pc(s)5 pc(s)
Products per pallet layer (UK)Differs2 pc(s)6 pc(s)
Other features1 differ
Maximum digital resolutionKnown for one1920 x 1200 pixels
RS-232 portsDiffers10
Technical detailsidentical
Standard interfacesKnown for oneHDMI, NFC, USB 2.0, VGA, Wireless LAN

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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