ProjectorDB

Epson PowerLite 1781W vs NEC ME331X

Epson PowerLite 1781W is sharper, lighter and in stock. NEC ME331X is $767.72 cheaper and quieter.

Epson PowerLite 1781W$886.72 · Amazon
Buy
NEC ME331X$119 · Amazon · Used
Buy
Key differences
White light outputISO
3,200 lm ISO3,300 lm ISO (Max power, Bright mode) · 3,300 lm ANSI
Native resolution
WXGA (1280 × 800)1024 × 768
Throw ratio
1.04–1.26:11.3–2.2:1
Fan noise
Normal 39 dB(A) · Eco 30 dB(A)Normal 36 dB(A) · Eco 29 dB(A)
MSRP
$799$1,079
Best price
$886.72$119
Room fit
Distance to screen
2.2–2.7 m2.6–4.5 m
Picture
White light outputISO
3,200 lm ISO3,300 lm ISO (Max power, Bright mode) · 3,300 lm ANSI
Colour light output
3,200 lm—
Brightness by mode
Normal 3,200 lm · Eco 1,900 lmMax 3,300 lm · Normal 2,475 lm · Eco 1,980 lm
Eco brightness
59%Derived60%Derived
Imaging technology
3LCD3LCD
Chip / panel diagonal
—0.63 in
Native resolution
WXGA (1280 × 800)1024 × 768
Native aspect
16:10Derived4:3Derived
Dynamic contrast
Up to 10,000:112,000:1
Dynamic contrast method
Dynamic irisDynamic iris
Colour bit depth (per channel)
—10 bit
Picture mode memories
—7
Light source
Light source
LampLamp
Lamp power
214 W235 W
Replacement lamp
ELPLP94NP43LP
Light-source life
4,000 h normal · 7,000 h eco4,000 h max · 5,000 h normal · 9,000 h eco
Warm-up time
—6 s
Cool-down time
0 s—
Optics
Throw ratio
1.04–1.26:11.3–2.2:1
Image size
30–300 in30–300 in
Zoom
OpticalOptical
Zoom ratio
1.21×Derived1.69×Derived
Focal length
13.52–16.22 mm17.5–29 mm
Aperture (f-number)
1.58–1.71.7–2.1
Focus
MotorisedManual
Autofocus
—No
Vertical lens shift
NoneNone
Horizontal lens shift
NoneNone
Vertical keystone
30°30°
Horizontal keystone
20°30°
Auto keystone
YesYes
Corner correction
—4-corner
Auto setup
Fit to screen—
Interchangeable lens
—No
Motion & gaming
Native 24p
Via pulldown—
Inputs & control
HDMI inputs
HDMI2 × HDMI
Other video inputs
VGA, Component, CompositeVGA
Max input resolution
1080pWUXGA
Audio inputs
3.5 mm3.5 mm, RCA
USB media playback
YesYes
Control ports
—RS-232
PJLink
—Class 1
Control-system drivers
—Crestron
Horizontal scan
—15–100 kHz
Vertical scan
—50–120 Hz
Smart platform
Ethernet
—Yes
Audio
Speaker power
1 W20 W
Speakers
11
Layout
MonoMono
Audio outputs
—3.5 mm
HDMI audio return
—NoneDerived
Physical & installation
Dimensions (W × D × H)
292 × 213 × 44 mm339 × 259 × 109 mm
Weight
1,810 g2,900 g
Orientations
Table, Ceiling, RearTable, Ceiling, Rear
Dust filter
ReplaceableReplaceable
Environment & power
Operating temperature
5–40°C5–40°C
Operating humidity
20–80%RH20–80%RH
Altitude
3,000 m · high-altitude mode2,600 m · high-altitude mode
Power draw
Normal 309 W · Eco 217 WMax 309 W · Normal 230 W · Eco 193 W
Standby
0.18 W0.45 W
Networked standby
—2.3 W
Mains input
100–240 V · 50/60 Hz100–240 V · 50/60 Hz
Fan noise
Normal 39 dB(A) · Eco 30 dB(A)Normal 36 dB(A) · Eco 29 dB(A)
Safety & support
Marks
FCC, ULFCC, UL
Warranty
2 yr (light source 3 mo)🇪🇺 EU 3 yr (light source 6 mo or 1,000 h) · 🇺🇸 US 3 yr
User manual
https://files.support.epson.com/docid/cpd5/cpd52793.pdfhttps://sharp-displays.jp.sharp/support/webdl/dl_service/data/manual/en/me361w/ME361W_manual_ENG_v3.pdf
Spare parts
Lamp ELPLP94 · Air filter ELPAF53 · Mount ELPMB23—
In the box
In the box
Power cord, Remote, Remote batteries, Quick start guide, User manual, VGA cable, USB cable, Carry case, Software CDRemote, Quick start guide, User manual, VGA cable
Remote
—IR
Epson PowerLite 1781W$886.72 · Amazon
Buy
NEC ME331X$119 · Amazon · Used
Buy