Epson PowerLite 1781W

Brand	Epson · PowerLite
Type	Business
Released	February 2017
Resolution	WXGA
Imaging technology	3LCD
Light source	Lamp
Brightness	3,200 lm ISO
Throw ratio	1.04–1.26:1

A slim 3LCD portable business projector with a native 1280x800 (WXGA) panel, rated at 3,200 lumens of both white (ISO 21118) and colour (IDMS 15.4) light output from a 214 W UHE lamp. It has a 1.2x manual zoom, powered focus, automatic horizontal and vertical keystone with Screen Fit, a wireless LAN module, one HDMI (MHL) input, and weighs about 1.8 kg.

Data sheet

Picture

White light output	3,200 lm ISO
Colour light output	3,200 lm
Brightness by mode	Normal 3,200 lm · Eco 1,900 lm
Eco brightness	59%Derived
Imaging technology	3LCD
Native resolution	WXGA (1280 × 800)
Native aspect	16:10Derived
Dynamic contrast	Up to 10,000:1
Dynamic contrast method	Dynamic iris

Light source

Light source	Lamp
Lamp power	214 W
Replacement lamp	ELPLP94
Light-source life	4,000 h normal · 7,000 h eco
Cool-down time	0 s

Optics

Throw ratio	1.04–1.26:1100″ · 2.24–2.71 m
Image size	30–300 in
Zoom	Optical
Zoom ratio	1.21×Derived
Focal length	13.52–16.22 mm
Aperture (f-number)	1.58–1.7
Focus	Motorised
Vertical lens shift	None
Horizontal lens shift	None
Vertical keystone	30°
Horizontal keystone	20°
Auto keystone	Yes
Auto setup	Fit to screen

Motion & gaming

Native 24p

Via pulldown

Inputs & control

HDMI inputs	HDMI
Other video inputs	VGA, Component, Composite
Max input resolution	1080p
Audio inputs	3.5 mm
USB media playback	Yes

Audio

Speaker power	1 W
Speakers	1
Layout	Mono

Physical & installation

Dimensions (W × D × H)	292 × 213 × 44 mm
Weight	1,810 g
Orientations	Table, Ceiling, Rear
Dust filter	Replaceable

Environment & power

Operating temperature	5–40°C
Operating humidity	20–80%RH
Altitude	3,000 m · high-altitude mode
Power draw	Normal 309 W · Eco 217 W
Standby	0.18 W
Mains input	100–240 V · 50/60 Hz
Fan noise	Normal 39 dB(A) · Eco 30 dB(A)

Safety & support

Marks	FCC, UL
Warranty	🇺🇸 US 2 yr (light source 3 mo) US: two-year projector warranty with a separate 90-day lamp warranty.
User manual	files.support.epson.com
Spare parts	Lamp ELPLP94 · Air filter ELPAF53 · Mount ELPMB23

In the box

Power cord, Remote, Remote batteries, Quick start guide, User manual, VGA cable, USB cable, Carry case, Software CD

Reviews

Articles

Date	Title	Publication
July 17, 2017	Epson Powerlite 1781W Projector review TechRadar · July 17, 2017	TechRadar

Videos

Epson PowerLite 1781W Review: Ultra-Slim 3200 Lumens Wireless Projector for Work & Travel · Gadget droid

Epson 1781W Projector Review – Wireless, Slim Design, Big Brightness! · Jake Technos

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Other

Tools

Throw calculator — How far from the screen the PowerLite 1781W needs to sit for a given image size, set to its 1.04–1.26:1 lens.
Download spec as CSV — Every value on this data sheet with its unit and source, one row per spec.
Download spec as JSON — The same data from the open data API, with variants and identifiers.

Variants & identifiers

Use these to confirm a listing is this exact model. Any of them works at /p/{code}.

Variant	Region	Type	Code
US	🇺🇸 US	UPC	010343930988
US	🇺🇸 US	MPN	V11H794120