Product comparison · 2 data projectors

Acer Value 311KW Standard throw projector 2500 ANSI lumens WXGA (1280x800) Black vs BenQ MX815ST Short throw projector 2700 ANSI lumens DLP XGA (1024x768) 3D White

33specifications compared
20differ
13identical
47known for one product only

Key differences

Projector brightness
- Value 311KW Standard throw projector 2500 ANSI lumens WXGA (1280x800) Black:2500 ANSI lumens
- MX815ST Short throw projector 2700 ANSI lumens DLP XGA (1024x768) 3D White:2700 ANSI lumens
Projector native resolution
- Value 311KW Standard throw projector 2500 ANSI lumens WXGA (1280x800) Black:WXGA (1280x800)
- MX815ST Short throw projector 2700 ANSI lumens DLP XGA (1024x768) 3D White:XGA (1024x768)
Contrast ratio (typical)
- Value 311KW Standard throw projector 2500 ANSI lumens WXGA (1280x800) Black:10000:1
- MX815ST Short throw projector 2700 ANSI lumens DLP XGA (1024x768) 3D White:13000:1
Service life of light source
- Value 311KW Standard throw projector 2500 ANSI lumens WXGA (1280x800) Black:5000 h
- MX815ST Short throw projector 2700 ANSI lumens DLP XGA (1024x768) 3D White:4000 h
Service life of light source (economic mode)
- Value 311KW Standard throw projector 2500 ANSI lumens WXGA (1280x800) Black:6000 h
- MX815ST Short throw projector 2700 ANSI lumens DLP XGA (1024x768) 3D White:6500 h
Lamp power
- Value 311KW Standard throw projector 2500 ANSI lumens WXGA (1280x800) Black:180 W
- MX815ST Short throw projector 2700 ANSI lumens DLP XGA (1024x768) 3D White:210 W
VGA (D-Sub) ports quantity
- Value 311KW Standard throw projector 2500 ANSI lumens WXGA (1280x800) Black:1
- MX815ST Short throw projector 2700 ANSI lumens DLP XGA (1024x768) 3D White:3
Ethernet LAN
- Value 311KW Standard throw projector 2500 ANSI lumens WXGA (1280x800) Black:No
- MX815ST Short throw projector 2700 ANSI lumens DLP XGA (1024x768) 3D White:Yes

Side by side

Differences highlightedShow differences only

Comparison of 311KW, MX815ST
80 specifications	A Acer Value 311KW Standard throw projector 2500 ANSI lumens WXGA (1280x800) Black Model 311KW View product	B BenQ MX815ST Short throw projector 2700 ANSI lumens DLP XGA (1024x768) 3D White Model MX815ST View product
Projector3 differ
Projector brightnessDiffers	2500 ANSI lumens	2700 ANSI lumens
Projection technologyKnown for one	Unknown — not stated by the source	DLP
Projector native resolutionDiffers	WXGA (1280x800)	XGA (1024x768)
Contrast ratio (typical)Differs	10000:1	13000:1
Horizontal scan rangeKnown for one	Unknown — not stated by the source	31 - 102 kHz
Vertical scan rangeKnown for one	Unknown — not stated by the source	23 - 120 Hz
Keystone correction, verticalKnown for one	Unknown — not stated by the source	-40 - 40°
Projection distanceKnown for one	1.2 - 9.7 m	Unknown — not stated by the source
Projector brightness (economic mode)Known for one	2000 ANSI lumens	Unknown — not stated by the source
UniformityKnown for one	85%	Unknown — not stated by the source
Horizontal synchronization (max)Known for one	100 kHz	Unknown — not stated by the source
Keystone correction, horizontalKnown for one	-40 - 40°	Unknown — not stated by the source
Vertical synchronization (max)Known for one	120 kHz	Unknown — not stated by the source
Light source3 differ
Service life of light sourceDiffers	5000 h	4000 h
Service life of light source (economic mode)Differs	6000 h	6500 h
Lamp powerDiffers	180 W	210 W
Lamp typeKnown for one	OSRAM	Unknown — not stated by the source
Lamps quantityKnown for one	1 lamp(s)	Unknown — not stated by the source
Lens systemidentical
FocusKnown for one	Unknown — not stated by the source	Auto
Focal length rangeKnown for one	Unknown — not stated by the source	2.6 - 6.9 mm
OffsetKnown for one	Unknown — not stated by the source	130%
Zoom capabilityKnown for one	Yes	Unknown — not stated by the source
Zoom ratioKnown for one	1.1:1	Unknown — not stated by the source
Digital zoomKnown for one	2x	Unknown — not stated by the source
Optical zoomKnown for one	1.1x	Unknown — not stated by the source
Videoidentical
3DKnown for one	Unknown — not stated by the source	Yes
Supported graphics resolutionsKnown for one	Unknown — not stated by the source	1600 x 1200 (UXGA), 640 x 480 (VGA)
Supported video modesKnown for one	Unknown — not stated by the source	1080i, 1080p, 480i, 480p, 576i, 576p, 720p
HD-ReadyKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces1 differ
VGA (D-Sub) ports quantityDiffers	1	3
HDMI ports quantityKnown for one	Unknown — not stated by the source	1
Component video (YPbPr/YCbCr) inKnown for one	Unknown — not stated by the source	0
Composite video inKnown for one	Unknown — not stated by the source	1
DVI portKnown for one	Unknown — not stated by the source	No
S-Video inputs quantityKnown for one	Unknown — not stated by the source	1
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
Audio (L/R) inKnown for one	Unknown — not stated by the source	1
Serial interface typeKnown for one	Unknown — not stated by the source	RS-232
USB connector typeKnown for one	Unknown — not stated by the source	Mini-USB B
Network1 differ
Ethernet LANDiffers	No	Yes
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
Featuresidentical
Noise levelKnown for one	Unknown — not stated by the source	34 dB
Noise level (economic mode)Known for one	Unknown — not stated by the source	27 dB
Preset modesKnown for one	Unknown — not stated by the source	Cinema, Custom, Dynamic, Presentation, sRGB
On Screen Display (OSD)Known for one	Unknown — not stated by the source	Yes
On Screen Display (OSD) languagesKnown for one	Unknown — not stated by the source	Arabic, Bulgarian, Simplified Chinese, Traditional Chinese, Czech, Danish, German, Dutch, English, Spanish, Finnish, French, Greek, Hungarian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Romanian, Russian, Thai, Turkish
Multimedia1 differ
RMS rated powerDiffers	2 W	10 W
Design4 differ
Product typeDiffers	Standard throw projector	Short throw projector
Market positioningDiffers	Home cinema	Short throw
Product colourDiffers	Black	White
PlacementDiffers	Desktop, Ceiling	Desktop
LED indicatorsKnown for one	Unknown — not stated by the source	Yes
Power1 differ
Power consumption (typical)Known for one	Unknown — not stated by the source	270 W
AC input voltageDiffers	110 - 220 V	100 - 240 V
AC input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Weight & dimensions4 differ
WeightDiffers	2.5 kg	2.8 kg
WidthDiffers	280 mm	287.3 mm
DepthDiffers	230 mm	232.6 mm
HeightDiffers	84 mm	114.4 mm
Packaging content1 differ
Remote control includedDiffers	No	Yes
ManualKnown for one	Unknown — not stated by the source	Yes
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Other features1 differ
Aspect ratioDiffers	16:10	4:3
RS-232 portsKnown for one	Unknown — not stated by the source	1
Maximum analog resolutionKnown for one	1600 x 1200 pixels	Unknown — not stated by the source
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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