Product comparison · 2 data projectors

Epson PowerLite W55+ 4000 ANSI lumens 3LCD WXGA (1200x800) White vs Sharp A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black

32specifications compared
23differ
9identical
50known for one product only

Key differences

The Sharp A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black has 13,000 ANSI lumens more projector brightness than the Epson PowerLite W55+ 4000 ANSI lumens 3LCD WXGA (1200x800) White (17000 ANSI lumens vs 4000 ANSI lumens). The Sharp A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black has 2,984,000 :1 more contrast ratio (typical) than the Epson PowerLite W55+ 4000 ANSI lumens 3LCD WXGA (1200x800) White (3000000:1 vs 16000:1). The Sharp A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black has 14,000 h more service life of light source than the Epson PowerLite W55+ 4000 ANSI lumens 3LCD WXGA (1200x800) White (20000 h vs 6000 h). Only the Sharp A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black has Ethernet LAN. Projector native resolution: WXGA (1200x800) on the Epson PowerLite W55+ 4000 ANSI lumens 3LCD WXGA (1200x800) White, WUXGA (1920x1200) on the Sharp A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black.

Projector brightness
- PowerLite W55+ 4000 ANSI lumens 3LCD WXGA (1200x800) White:4000 ANSI lumens
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:17000 ANSI lumens
Projector native resolution
- PowerLite W55+ 4000 ANSI lumens 3LCD WXGA (1200x800) White:WXGA (1200x800)
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:WUXGA (1920x1200)
Contrast ratio (typical)
- PowerLite W55+ 4000 ANSI lumens 3LCD WXGA (1200x800) White:16000:1
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:3000000:1
Screen size compatibility
- PowerLite W55+ 4000 ANSI lumens 3LCD WXGA (1200x800) White:838.2 - 8128 mm (33 - 320")
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:1524 - 12700 mm (60 - 500")
Projection distance
- PowerLite W55+ 4000 ANSI lumens 3LCD WXGA (1200x800) White:1.68 - 2.02 m
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:0.68 - 80.77 m
Keystone correction, horizontal
- PowerLite W55+ 4000 ANSI lumens 3LCD WXGA (1200x800) White:-30 - 30°
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:-40 - 40°
Light source type
- PowerLite W55+ 4000 ANSI lumens 3LCD WXGA (1200x800) White:Lamp
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:Laser
Service life of light source
- PowerLite W55+ 4000 ANSI lumens 3LCD WXGA (1200x800) White:6000 h
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:20000 h

Side by side

Differences highlightedShow differences only

Comparison of W55+, A175U-B
82 specifications	A Epson PowerLite W55+ 4000 ANSI lumens 3LCD WXGA (1200x800) White Model W55+ View product	B Sharp A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black Model A175U-B View product
Projector6 differ
Projector brightnessDiffers	4000 ANSI lumens	17000 ANSI lumens
Projection technology	3LCD	3LCD
Projector native resolutionDiffers	WXGA (1200x800)	WUXGA (1920x1200)
Contrast ratio (typical)Differs	16000:1	3000000:1
Native aspect ratio	16:10	16:10
Screen size compatibilityDiffers	838.2 - 8128 mm (33 - 320")	1524 - 12700 mm (60 - 500")
Projection distanceDiffers	1.68 - 2.02 m	0.68 - 80.77 m
Projector brightness (economic mode)Known for one	2600 ANSI lumens	Unknown — not stated by the source
Keystone correction, horizontalDiffers	-30 - 30°	-40 - 40°
Keystone correction, vertical	-30 - 30°	-30 - 30°
Matrix sizeKnown for one	1.5 cm (0.59")	Unknown — not stated by the source
Supported aspect ratiosKnown for one	Unknown — not stated by the source	16:10
Horizontal scan rangeKnown for one	Unknown — not stated by the source	15 - 153 kHz
Vertical scan rangeKnown for one	Unknown — not stated by the source	24 - 120 Hz
Light source2 differ
Light source typeDiffers	Lamp	Laser
Service life of light sourceDiffers	6000 h	20000 h
Service life of light source (economic mode)Known for one	12000 h	Unknown — not stated by the source
Lamp typeKnown for one	UHE	Unknown — not stated by the source
Lamp powerKnown for one	210 W	Unknown — not stated by the source
Lens system1 differ
FocusDiffers	Manual	Motorized
Focal length rangeKnown for one	16.9 - 20.28 mm	Unknown — not stated by the source
Aperture range (F-F)Known for one	1.49 - 1.72	Unknown — not stated by the source
Zoom typeKnown for one	Manual	Unknown — not stated by the source
Zoom ratioKnown for one	1.2:1	Unknown — not stated by the source
Throw ratioKnown for one	1.30 - 1.56:1	Unknown — not stated by the source
Horizontal lens shift rangeKnown for one	Unknown — not stated by the source	-25 - 25%
Vertical lens shift rangeKnown for one	Unknown — not stated by the source	-65 - 65%
Videoidentical
Analog signal format systemKnown for one	Not supported	Unknown — not stated by the source
Full HDKnown for one	No	Unknown — not stated by the source
3DKnown for one	No	Unknown — not stated by the source
Ports & interfaces1 differ
VGA (D-Sub) ports quantityKnown for one	0	Unknown — not stated by the source
HDMI ports quantity	2	2
Component video (YPbPr/YCbCr) inKnown for one	0	Unknown — not stated by the source
Composite video inKnown for one	0	Unknown — not stated by the source
DVI portKnown for one	No	Unknown — not stated by the source
Service port typeKnown for one	USB Type-B	Unknown — not stated by the source
USB 2.0 Type-A ports quantity	1	1
Audio (L/R) inDiffers	0	1
Audio (L/R) outKnown for one	Unknown — not stated by the source	2
Serial interface typeKnown for one	Unknown — not stated by the source	RS-232
3G-SDI inputKnown for one	Unknown — not stated by the source	1
Network1 differ
Smart TVKnown for one	No	Unknown — not stated by the source
Ethernet LANDiffers	No	Yes
Wi-FiKnown for one	Yes	Unknown — not stated by the source
Wi-Fi standardsKnown for one	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
Storageidentical
Card reader integratedKnown for one	No	Unknown — not stated by the source
Features2 differ
InteractiveKnown for one	No	Unknown — not stated by the source
Noise levelDiffers	37 dB	43 dB
Noise level (economic mode)Differs	28 dB	37 dB
Preset modesKnown for one	Blackboard, Cinema, Dynamic, sRGB	Unknown — not stated by the source
Password protectionKnown for one	Yes	Unknown — not stated by the source
HDCPKnown for one	Unknown — not stated by the source	Yes
Multimediaidentical
Built-in speaker(s)Known for one	Yes	Unknown — not stated by the source
Number of built-in speakersKnown for one	1	Unknown — not stated by the source
RMS rated powerKnown for one	2 W	Unknown — not stated by the source
Design1 differ
Market positioningKnown for one	Home cinema	Unknown — not stated by the source
Product colourDiffers	White	Black
PlacementKnown for one	Ceiling, Desktop	Unknown — not stated by the source
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Product typeKnown for one	Unknown — not stated by the source	Standard throw projector
Displayidentical
Built-in display	No	No
Power1 differ
Power source	AC	AC
Power consumption (typical)Differs	231 W	990 W
Power consumption (PowerSave)Known for one	0.3 W	Unknown — not stated by the source
Power consumption (standby)Known for one	Unknown — not stated by the source	0.5 W
Power consumption (economy mode)Known for one	Unknown — not stated by the source	890 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
Operational conditions4 differ
Operating temperature (T-T)Differs	5 - 35 °C	0 - 40 °C
Storage temperature (T-T)Differs	-10 - 60 °C	-10 - 50 °C
Operating relative humidity (H-H)Differs	41 - 95%	20 - 80%
Storage relative humidity (H-H)Differs	10 - 90%	20 - 80%
Weight & dimensions4 differ
WeightDiffers	2.6 kg	28.7 kg
WidthDiffers	302 mm	599 mm
DepthDiffers	234 mm	490 mm
HeightDiffers	87 mm	238 mm
Packaging contentidentical
Remote control included	Yes	Yes
Batteries includedKnown for one	Yes	Unknown — not stated by the source
Cables included	AC	AC
Remote control typeKnown for one	Unknown — not stated by the source	IR

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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