Product comparison · 2 data projectors

Epson PowerLite 2155W Standard throw projector 5000 ANSI lumens 3LCD WXGA (1280x800) White vs Epson PowerLite 685W Ultra short throw projector 3500 ANSI lumens 3LCD WXGA (1280x800) Grey, White

48specifications compared
22differ
26identical
27known for one product only

Key differences

Projector brightness
- PowerLite 2155W Standard throw projector 5000 ANSI lumens 3LCD WXGA (1280x800) White:5000 ANSI lumens
- PowerLite 685W Ultra short throw projector 3500 ANSI lumens 3LCD WXGA (1280x800) Grey, White:3500 ANSI lumens
Screen size compatibility
- PowerLite 2155W Standard throw projector 5000 ANSI lumens 3LCD WXGA (1280x800) White:736.6 - 7112 mm (29 - 280")
- PowerLite 685W Ultra short throw projector 3500 ANSI lumens 3LCD WXGA (1280x800) Grey, White:1524 - 2540 mm (60 - 100")
Contrast ratio (dynamic)
- PowerLite 2155W Standard throw projector 5000 ANSI lumens 3LCD WXGA (1280x800) White:15000:1
- PowerLite 685W Ultra short throw projector 3500 ANSI lumens 3LCD WXGA (1280x800) Grey, White:14000:1
Colour light output
- PowerLite 2155W Standard throw projector 5000 ANSI lumens 3LCD WXGA (1280x800) White:5000 ANSI lumens
- PowerLite 685W Ultra short throw projector 3500 ANSI lumens 3LCD WXGA (1280x800) Grey, White:3500 ANSI lumens
Keystone correction, horizontal
- PowerLite 2155W Standard throw projector 5000 ANSI lumens 3LCD WXGA (1280x800) White:-20 - 20°
- PowerLite 685W Ultra short throw projector 3500 ANSI lumens 3LCD WXGA (1280x800) Grey, White:-3 - 3°
Keystone correction, vertical
- PowerLite 2155W Standard throw projector 5000 ANSI lumens 3LCD WXGA (1280x800) White:-30 - 30°
- PowerLite 685W Ultra short throw projector 3500 ANSI lumens 3LCD WXGA (1280x800) Grey, White:-3 - 3°
White light output
- PowerLite 2155W Standard throw projector 5000 ANSI lumens 3LCD WXGA (1280x800) White:5000 ANSI lumens
- PowerLite 685W Ultra short throw projector 3500 ANSI lumens 3LCD WXGA (1280x800) Grey, White:3500 ANSI lumens
Lamp power
- PowerLite 2155W Standard throw projector 5000 ANSI lumens 3LCD WXGA (1280x800) White:300 W
- PowerLite 685W Ultra short throw projector 3500 ANSI lumens 3LCD WXGA (1280x800) Grey, White:250 W

Side by side

Differences highlightedShow differences only

Comparison of 2155W, 685W
75 specifications	A Epson PowerLite 2155W Standard throw projector 5000 ANSI lumens 3LCD WXGA (1280x800) White Model 2155W View product	B Epson PowerLite 685W Ultra short throw projector 3500 ANSI lumens 3LCD WXGA (1280x800) Grey, White Model 685W View product
Projector7 differ
Projector brightnessDiffers	5000 ANSI lumens	3500 ANSI lumens
Projection technology	3LCD	3LCD
Projector native resolution	WXGA (1280x800)	WXGA (1280x800)
Native aspect ratio	16:10	16:10
Screen size compatibilityDiffers	736.6 - 7112 mm (29 - 280")	1524 - 2540 mm (60 - 100")
Projection distanceKnown for one	Unknown — not stated by the source	0.34 - 0.6 m
Contrast ratio (dynamic)Differs	15000:1	14000:1
Number of colours	1.073 billion colours	1.073 billion colours
Colour light outputDiffers	5000 ANSI lumens	3500 ANSI lumens
Keystone correction, horizontalDiffers	-20 - 20°	-3 - 3°
Keystone correction, verticalDiffers	-30 - 30°	-3 - 3°
Matrix type	3-panel (p-Si TFT active)	3-panel (p-Si TFT active)
White light outputDiffers	5000 ANSI lumens	3500 ANSI lumens
Light source1 differ
Light source type	Lamp	Lamp
Service life of light source	5000 h	5000 h
Service life of light source (economic mode)	10000 h	10000 h
Lamp type	UHE	UHE
Lamp powerDiffers	300 W	250 W
Lens system2 differ
Focus	Manual	Manual
Fixed focal lengthKnown for one	Unknown — not stated by the source	3.7 mm
F-number (relative aperture)Known for one	Unknown — not stated by the source	1.6
Zoom capability	Yes	Yes
Zoom ratioDiffers	1.6:1	1.35:1
Digital zoomKnown for one	Unknown — not stated by the source	1.35x
Throw ratioDiffers	1.38 - 2.24:1	0.28 - 0.37:1
Focal length rangeKnown for one	18.2 - 29.2 mm	Unknown — not stated by the source
Aperture range (F-F)Known for one	1.5 - 2	Unknown — not stated by the source
Zoom typeKnown for one	Manual	Unknown — not stated by the source
Optical zoomKnown for one	1.6x	Unknown — not stated by the source
Videoidentical
Analog signal format systemKnown for one	Unknown — not stated by the source	NTSC, NTSC 4.43, PAL, PAL 60, PAL M, PAL N, SECAM
Full HDKnown for one	Unknown — not stated by the source	No
Ports & interfaces1 differ
VGA (D-Sub) ports quantity	2	2
HDMI ports quantityDiffers	2	3
DVI port	No	No
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	2
Audio (L/R) in	3	3
Audio (L/R) outKnown for one	Unknown — not stated by the source	1
Microphone inKnown for one	Unknown — not stated by the source	Yes
Serial interface type	RS-232C	RS-232C
Mobile High-Definition Link (MHL)Known for one	Unknown — not stated by the source	Yes
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN (RJ-45) ports	1	1
Ethernet LAN data ratesKnown for one	100 Mbit/s	Unknown — not stated by the source
Wi-FiKnown for one	No	Unknown — not stated by the source
Features1 differ
Noise levelDiffers	39 dB	35 dB
Noise level (economic mode)	29 dB	29 dB
Password protectionKnown for one	Unknown — not stated by the source	Yes
Multimediaidentical
Built-in speaker(s)	Yes	Yes
Number of built-in speakersKnown for one	Unknown — not stated by the source	1
RMS rated power	16 W	16 W
Design3 differ
Product typeDiffers	Standard throw projector	Ultra short throw projector
Market positioningKnown for one	Unknown — not stated by the source	Education
Product colourDiffers	White	Grey, White
PlacementDiffers	Desktop, Ceiling	Ceiling, Desktop, Wall
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Power2 differ
Power source	AC	AC
Power consumption (typical)Differs	429 W	373 W
Power consumption (standby)Known for one	Unknown — not stated by the source	2.2 W
Power consumption (economy mode)Differs	340 W	324 W
AC input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
AC input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Power consumption (PowerSave)Known for one	340 W	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)Differs	5 - 35 °C	5 - 40 °C
Weight & dimensions4 differ
WeightDiffers	4.3 kg	5.71 kg
WidthDiffers	377.2 mm	368 mm
DepthDiffers	291 mm	401 mm
HeightDiffers	101 mm	188 mm
Packaging contentidentical
Remote control included	Yes	Yes
Batteries includedKnown for one	Unknown — not stated by the source	Yes
ManualKnown for one	Unknown — not stated by the source	Yes
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Technical detailsidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Other featuresidentical
RS-232 ports	1	1
RS-232C	Yes	Yes

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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