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Benq MW851
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Benq MW851 Projector

13000:1 WXGA (1280x800) 33dB Jan 2014
Contrast Ratio Native Projector Resolution 3D Image Projection Noise Level Release Date
Schools today face the challenge of introducing new technologies and teaching tools into their classrooms and cut down on energy costs. In the effort to help schools meet the learning needs of... More
$81.35 Electricity cost over 5 years. Calculate
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BenQ America
$697.00
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14 Reasons For

Benq Has Good Projector Reviews

Benq 13000:1 contrast ratio projectors have good ratings on average and across all multimedia projectors Benq is one of the superior brands.

Easy to Use

One Benq MW851 reviewer wrote in their reviews that the Benq MW851 was easy to use. Expert review site Alphr.com wrote “Good picture quality and ease of use make this a great ceiling-mounted projector” nonetheless they scored the product 3 stars.

Good Picture Quality

One Benq MW851 reviewer who reviewed the product considered that it had good picture quality.

Good Product Quality

One Benq MW851 owner said in their reviews that it was good quality.

Supports 3D Image Projection

The Benq MW851 supports 3D image projection. Most of the other projectors of a similar age and spec to the MW851 also support 3D image projection.

There are a number of alternative projectors which support 3D image projection currently available that you might want to look at including the ES500, or the MX522 both from Benq or the Optoma DS328 which has better reviews.

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Has a Built-In Speaker

The Benq MW851 has a built-in speaker. Most of the other data projectors of this type and age also have a built-in speaker.

We think you might also be interested in some of the alternative projectors with a built-in speaker currently available including because of it's better review score, the MS619, or the MW817ST both from Benq or the Optoma DS328.

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1600 X 1200 (UXGA) Graphics Resolution

This data projector supports a graphics resolution of 1280 x 800 (WXGA)|1600 x 1200 (UXGA)|640 x 480 (VGA), which is typical of many 13000:1 contrast ratio projectors that have been on the market for around the same time as it.

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WXGA (1280x800) Native Projector Resolution

The Benq MW851 has a maximum resolution of WXGA (1280x800). That's 30% more resolution than a XGA (1024x768) projector, which is the most frequently found resolution.

A WXGA (1280x800) native projector resolution is actually the best resolution across all projectors of this spec and age.

The worst resolution across similar types of projector is SVGA (800x600).

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Very High RMS Rated Power

When compared to other similar spec multimedia projectors that were released more than two years ago that we have assessed the RMS rated power of, the Benq MW851's RMS rated power of 20 Watts is one of the highest. Data projectors that have been available for a similar time to the MW851 have RMS rated power of between 1W and 20W, and the average RMS rated power is 7.3W.

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Two Built-In Speakers

The Benq MW851 is a two built-in speaker projector. Most of the other similar spec multimedia projectors that have been available for a comparable time to the MW851 only have one built-in speaker.

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Fairly Big Offset

At 144 percent, the Benq MW851 has a quite big offset compared to most of the other projectors of this spec and age. The smallest offset of multimedia projectors of this type and age is 100%, the biggest is 160%, and the average offset is 120%.

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100V AC Input Voltage

This data projector has a 100 - 240V AC input voltage, which is typical of many multimedia projectors of this type and age.

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Quite Big Lamp Power

Across all the projectors of a comparable age and spec to the MW851 the lamp power range from 190W to 310W, and the average lamp power is 210W. With a lamp power of 230 Watts, the Benq MW851 has a fairly big lamp power compared to most of the other 13000:1 contrast ratio projectors that were released more than two years ago.

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Very Quiet Noise Level in Economy Mode

The quietest noise level in economy mode of 13000:1 contrast ratio projectors that have been available for around the same time as the MW851 is 26dB and the loudest is 38dB. At only 27 decibels, the Benq MW851 has a fairly quiet noise level in economy mode compared to most of the other comparable spec data projectors that are a similar age to the MW851.

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9 Reasons Against

Expert Reviews Are Average

This multimedia projector received a score of 67% from expert review website alphr.com.

Does Not Support Full HD Projection

Most projectors of this age and spec do not support Full HD projection. The Benq MW851 is no exception to this as it too does not support Full HD projection.

It is worth considering other projectors which also support Full HD projection including the ES500, the MS504 ($308.99), or the MX505 all from Benq which also has a higher rating.

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Does Not Support WiFi Connectivity

Like most of the other data projectors that are a comparable age to the MW851, the Benq MW851 does not support WiFi connectivity.

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Quite Dim Projector Brightness

Projectors of this spec and age have projector brightness of between 800 ANSI lumens and 4,200 ANSI lumens. The Benq MW851 has a quite dim projector brightness (only 2,500 ANSI lumens) compared to most of the other projectors that were released more than two years ago.

We compared this data projector to all the other 2,500 ANSI lumens brightness projectors and we think the MX850, the MX850UST, and the 720P ($749.00) all from Benq which has better reviews is also worth considering.

If this data projector projector brightness is too dim for you then you might also want to look at the Benq ES500 (3,000 ANSI lumens) which also has a higher rating.

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Only Fixed Zoom Ratio

This data projector supports a Fixed zoom ratio, which is typical of many 13000:1 contrast ratio projectors that are a similar age to it.

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Very Short Lamp Service Life

The lamp service lives of comparable spec projectors that were launched more than two years ago range from 2,500h to 20,000h, and the average lamp service life is 4,600h. At only 3,500 hours, the Benq MW851 has a quite short lamp service life compared to most of the other 13000:1 contrast ratio projectors that were released more than two years ago.

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Quite Short Service Life of Lamp in Economic Mode

13000:1 contrast ratio projectors that were launched around the same time as the MW851 have service life of lamp in economic mode of between 3,000h and 10,000h, and the average service life of lamp in economic mode is 6,300h. At only 5,000 hours, the Benq MW851 has a fairly short service life of lamp in economic mode compared to most of the other 13000:1 contrast ratio projectors that have been available for around the same time as the MW851.

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Very Wide

When compared to other projectors of this age and spec that we have checked the width of, the Benq MW851's width of 339 millimeters is one of the widest. The average width of comparable spec projectors that are a similar age to the MW851 is 300mm.

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Very Heavy

The average weight of similar spec multimedia projectors that have been around for more than two years is 2.8kg, and the weights range from 1.3kg to 5.4kg. At 5.3 kilograms, the Benq MW851 is very heavy compared to most of the other comparable spec projectors that were released more than two years ago.

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2 Other reasons to consider the Benq MW851

Released Over Two Years Ago

It was over two years ago when this 13000:1 contrast ratio projector was released.

Average Noise Level

The Benq MW851 has a pretty typical noise level (33 decibels) compared to most of the other multimedia projectors of a comparable type and age to the MW851.

There are a number of alternative 33dB noise level multimedia projectors currently available that you might want to look at including because of it's better review score, the MS502, the MX816ST, or the MW526 ($389.99) all from Benq.

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Specification

Projector
Contrast Ratio
Native Projector Resolution
Projector Brightness
Vertical Keystone Correction
Number of Colours
Zoom Ratio
Supported Aspect Ratio
Compatible Screen Size
Native Aspect Ratio
Projection Technology
Supported Number of Colours Display
Lamps
Service Life of Lamp in Economic Mode
Lamp Power
Lamp Service Life
Lens System
Offset
Video
Graphics Resolution
Full HD Projection
Video Mode
Analog Signal Format System
Ports & Interfaces
RS-232 Port
DVI Port
S-Video Input
Audio in Port
Composite Video in Port
USB Connector Type
USB 2.0 Port
Ethernet LAN (RJ-45) Port
HDMI Port
VGA (D-Sub) Port
Networking
WiFi Connectivity
Storage
Integrated Card Reader
Performance
Noise Level
Noise Level in Economy Mode
Horizontal Scan Range
Vertical Scan Range
On Screen Display Language
HDCP
Multimedia
RMS Rated Power
Built-In Speaker
Design
Form Factor
Colour
Product Type
Power
Power Source
Power Consumption On Standby
Typical Power Consumption
Input Frequency
Input Voltage
AC Adapter Frequency
AC Adapter Input Voltage
AC Input Frequency
AC Input Voltage
Weight & Dimensions
Weight
Height
Depth
Width
Packaging Content
Cable Included

Expert Reviews

(1)
16 June 2012

Good picture quality and ease of use make this a great ceiling-mounted projector...

Brochures and Manuals

Running Cost

Hours of Use Per Day: hours
Show running costs over: years
Electricity cost when switched on $79.17
Electricity cost when on standby $2.84
@ $0.106972164 per kwh - Edit electricity price and usage
kwh per hour
kwh per hour left on standby
Electricity price $per kilowatt hour
Annual electricity price inflation %
Water cost when switched on
@ $0.00152695152 per litre - Edit water usage and price
litres per hour
Water price $per litre
Annual water price inflation %
Submit Energy Consumption Figures
Total running cost over 5 years $82.01
Running costs for this projector have been estimated based on other similar projectors. If you know how much electricity and water the Benq MW851uses then please let us know by entering those figures in the boxes above.
0.53T
Running this projector over 5 years will generate 0.53 tonnes of carbon dioxide (CO2).
14
To offset that much CO2 you would need to plant 14 tree seedlings and grow them for 10 years.

+- Manufacturer's Description

Product Identifiers

Manufacturer Part Numbers benq mw851, benq mw851u, benq p178622, benq mw851us, benq mw851ust, benq p178622p, benq 9hj4w7713, benq 9hj4w7714, benq 9hj4w7714e, benq 9hj4w7713e
Barcodes 04718755027888, 04718755037009

See How Other Projectors Compare to the Benq MW851

PowerLite Home Cinema 2000 vs MW851

Epson PowerLite Home Cinema 2000 vs Benq MW851
Epson PowerLite Home Cinema 2000 Benq MW851
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2.4kg Lighter
One More Audio in Port
Two HDMI Ports
A Lot Longer Lamp Service Life
Nine Times Lower RMS Rated Power
One Less Built-In Speaker

Benq MS504 vs Benq MW851

Benq MS504 vs Benq MW851
Benq MS504 Benq MW851
$ 308.99
3.5kg Lighter
A Lot Longer Service Life of Lamp in Economic Mode
23% Longer Lamp Service Life
56mm Narrower
One Less Built-In Speaker
Lower RMS Rated Power
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