Product comparison · 2 data projectors

Acer Value 311WH Standard throw projector 2700 ANSI lumens DLP WXGA (1280x800) Black vs Epson PowerLite 1950

49specifications compared
33differ
16identical
42known for one product only

Key differences

Projector brightness
- Value 311WH Standard throw projector 2700 ANSI lumens DLP WXGA (1280x800) Black:2700 ANSI lumens
- PowerLite 1950:4500 ANSI lumens
Projection technology
- Value 311WH Standard throw projector 2700 ANSI lumens DLP WXGA (1280x800) Black:DLP
- PowerLite 1950:3LCD
Projector native resolution
- Value 311WH Standard throw projector 2700 ANSI lumens DLP WXGA (1280x800) Black:WXGA (1280x800)
- PowerLite 1950:XGA (1024x768)
Native aspect ratio
- Value 311WH Standard throw projector 2700 ANSI lumens DLP WXGA (1280x800) Black:16:10
- PowerLite 1950:4:3
Number of colours
- Value 311WH Standard throw projector 2700 ANSI lumens DLP WXGA (1280x800) Black:1.073 billion colours
- PowerLite 1950:16.78 million colours
Uniformity
- Value 311WH Standard throw projector 2700 ANSI lumens DLP WXGA (1280x800) Black:85%
- PowerLite 1950:89%
Keystone correction, vertical
- Value 311WH Standard throw projector 2700 ANSI lumens DLP WXGA (1280x800) Black:-40/+40°
- PowerLite 1950:-30 - 30°
Service life of light source
- Value 311WH Standard throw projector 2700 ANSI lumens DLP WXGA (1280x800) Black:5000 h
- PowerLite 1950:2500 h

Side by side

Differences highlightedShow differences only

Comparison of 311WH, PowerLite 1950
91 specifications	A Acer Value 311WH Standard throw projector 2700 ANSI lumens DLP WXGA (1280x800) Black Model 311WH View product	B Epson PowerLite 1950 View product
Projector7 differ
Projector brightnessDiffers	2700 ANSI lumens	4500 ANSI lumens
Projection technologyDiffers	DLP	3LCD
Projector native resolutionDiffers	WXGA (1280x800)	XGA (1024x768)
Native aspect ratioDiffers	16:10	4:3
Supported aspect ratiosKnown for one	Unknown — not stated by the source	4:3
Screen size compatibilityKnown for one	Unknown — not stated by the source	762 - 7620 mm (30 - 300")
Contrast ratio (dynamic)Known for one	Unknown — not stated by the source	3000:1
Number of coloursDiffers	1.073 billion colours	16.78 million colours
UniformityDiffers	85%	89%
Keystone correction, horizontalKnown for one	Unknown — not stated by the source	-30 - 30°
Keystone correction, verticalDiffers	-40/+40°	-30 - 30°
Contrast ratio (typical)Known for one	10000:1	Unknown — not stated by the source
Projection distanceKnown for one	1.2 - 9.7 m	Unknown — not stated by the source
Horizontal synchronization (max)Known for one	100 kHz	Unknown — not stated by the source
Vertical synchronization (max)Known for one	0.120 kHz	Unknown — not stated by the source
Light source4 differ
Service life of light sourceDiffers	5000 h	2500 h
Service life of light source (economic mode)Differs	7000 h	4000 h
Lamp typeDiffers	P-VIP	UHE
Lamp powerDiffers	180 W	245 W
Lens system3 differ
FocusKnown for one	Unknown — not stated by the source	Manual
Focal length rangeDiffers	21 - 23 mm	18.2 - 29.2 mm
Aperture range (F-F)Differs	2.56 - 2.8	1.51 - 1.99
Zoom typeKnown for one	Unknown — not stated by the source	Manual
Zoom ratioDiffers	1.1:1	1.6:1
Throw ratioKnown for one	Unknown — not stated by the source	1.38 - 2.24:1
Digital zoomKnown for one	2x	Unknown — not stated by the source
Videoidentical
3DKnown for one	Unknown — not stated by the source	No
Supported video modesKnown for one	Unknown — not stated by the source	1080i, 1080p, 480i, 480p, 576i, 576p, 720p
Supported graphics resolutionsKnown for one	1920 x 1080 (HD 1080)	Unknown — not stated by the source
Ports & interfaces6 differ
Component video (YPbPr/YCbCr) inKnown for one	Unknown — not stated by the source	0
Composite video inDiffers	1	0
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
S-Video inputs quantityDiffers	1	0
USB 2.0 ports quantityDiffers	1	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	Unknown — not stated by the source	0
Audio (L/R) inKnown for one	Unknown — not stated by the source	0
Audio (L/R) outKnown for one	Unknown — not stated by the source	0
Headphone outputsDiffers	1	0
Microphone inDiffers	Yes	No
PC Audio inKnown for one	Unknown — not stated by the source	No
PC Audio outKnown for one	Unknown — not stated by the source	No
AUX inKnown for one	Unknown — not stated by the source	No
USB connector typeDiffers	Mini-USB B	USB Type-A, USB Type-B
Composite video outKnown for one	Unknown — not stated by the source	0
BNC input portsKnown for one	Unknown — not stated by the source	0
AV outputKnown for one	Unknown — not stated by the source	No
CardBus PCMCIA slot typeKnown for one	Unknown — not stated by the source	No
Digital audio optical outKnown for one	Unknown — not stated by the source	0
Progressive scan outputKnown for one	Unknown — not stated by the source	No
Network1 differ
Ethernet LANDiffers	No	Yes
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100 Mbit/s
BluetoothKnown for one	Unknown — not stated by the source	No
Features1 differ
Noise levelDiffers	30 dB	37 dB
Noise level (economic mode)Known for one	Unknown — not stated by the source	29 dB
Noise reductionKnown for one	Unknown — not stated by the source	Yes
HDCPKnown for one	No	Unknown — not stated by the source
Multimedia1 differ
RMS rated powerDiffers	2 W	10 W
Design2 differ
Product colourDiffers	Black	White
PlacementDiffers	Desktop	Desktop, Ceiling
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Market positioningKnown for one	Home cinema	Unknown — not stated by the source
Power3 differ
Power consumption (typical)Differs	305 W	353 W
Power consumption (standby)Differs	1 W	3.8 W
AC input voltageDiffers	110 - 220 V	100 - 240 V
AC input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 35%
Weight & dimensions4 differ
WeightDiffers	2.5 kg	3.9 kg
WidthDiffers	280 mm	376 mm
DepthDiffers	230 mm	272 mm
HeightDiffers	84 mm	91 mm
Packaging content1 differ
Remote control includedDiffers	No	Yes
Softwareidentical
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Mac operating systems supportedKnown for one	Yes	Unknown — not stated by the source

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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