Optoma HD28DSE vs Viewsonic PJD7720HD

(13)
(32)
Optoma HD28DSE
Viewsonic PJD7720HD

Top Prices

Amazon UK
Standard delivery: £7.99
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eBay
Standard delivery: £55.46
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Delivery unknown
Amazon UK
Standard delivery: £5.71
In stock
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Out of stock
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Reasons For

6 Reasons For
A lot longer lamp service life Edit
The Optoma HD28DSE has a lamp service life of 6,000h, however the Viewsonic PJD7720HD is only a 4,000h lamp service life projector (2,000h shorter).
Two HDMI ports Edit
The Optoma HD28DSE is a two HDMI port projector, whereas the Viewsonic PJD7720HD only has one HDMI port.
Moderately quieter noise level in economy mode Edit
The Optoma HD28DSE has a noise level in economy mode of 28dB, however the Viewsonic PJD7720HD is a 30dB noise level (in economic mode) projector (2dB louder).
1mm narrower Edit
The Optoma HD28DSE is a 315mm wide projector, whereas the Viewsonic PJD7720HD is a 316mm wide projector (1mm wider).
Cheaper by £16
The Optoma HD28DSE costs £319.40, whereas the Viewsonic PJD7720HD is £335.00.
A bit better user reviews
Based on 3 user reviews, the average review score of the Optoma HD28DSE is 100%, but the average rating of the Viewsonic PJD7720HD is 96% (based on 32 reviews).
5 Reasons For
200 ANSI lumens brighter projector brightness Edit
The Viewsonic PJD7720HD is a 3,200 ANSI lumens brightness projector, whereas the Optoma HD28DSE is only a 3,000 ANSI lumens brightness projector (200 ANSI lumens dimmer).
6,000h longer service life of lamp in economic mode Edit
The Viewsonic PJD7720HD has a service life of lamp in economic mode of 10,000h, however the Optoma HD28DSE is only a 4,000h service life of lamp in economic mode projector (6,000h shorter).
A lot bigger digital zoom Edit
The Viewsonic PJD7720HD has a digital zoom of 2x, whereas the Optoma HD28DSE is only a 1.1x digital zoom projector (0.9x smaller).
Marginally lighter Edit
The Viewsonic PJD7720HD is a 2.4kg heavy projector, whereas the Optoma HD28DSE is a 2.6kg heavy projector (180g heavier).
Better selling
The Viewsonic PJD7720HD ranks No. 26828 by number of sales, whereas the Optoma HD28DSE ranks No. 113599.

Reasons Against

6 Reasons Against
Slightly dimmer projector brightness Edit
Optoma HD28DSE is only 3,000 ANSI lumens brightness, but the Viewsonic PJD7720HD is a 3,200 ANSI lumens brightness projector (200 ANSI lumens brighter).
2x shorter service life of lamp in economic mode Edit
The Optoma HD28DSE has a service life of lamp in economic mode of 4,000h, whereas the Viewsonic PJD7720HD is a 10,000h service life of lamp in economic mode projector (6,000h longer).
0.9x smaller digital zoom Edit
The Optoma HD28DSE has a digital zoom of 1.1x, but the Viewsonic PJD7720HD is a 2x digital zoom projector (0.9x bigger).
180g heavier Edit
Optoma HD28DSE is 2.6kg heavy, but the Viewsonic PJD7720HD is a 2.4kg heavy projector (180g lighter).
Older by four months
The Optoma HD28DSE is four months older than the Viewsonic PJD7720HD.
Less popular
The Optoma HD28DSE is a less popular choice amongst buyers. It ranks No. 113599 by number of sales in our projectors, but the Viewsonic PJD7720HD ranks No. 26828.
6 Reasons Against
2,000h shorter lamp service life Edit
The Viewsonic PJD7720HD has a lamp service life of 4,000h, but the Optoma HD28DSE is a 6,000h lamp service life projector (2,000h longer).
Only one HDMI port Edit
The Viewsonic PJD7720HD has one HDMI port, however the Optoma HD28DSE only has two HDMI ports.
2dB louder noise level in economy mode Edit
Viewsonic PJD7720HD is 30dB noise level (in economic mode), but the Optoma HD28DSE is a 28dB noise level (in economic mode) projector (2dB quieter).
Moderately wider Edit
The Viewsonic PJD7720HD has a width of 316mm, however the Optoma HD28DSE is a 315mm wide projector (1mm narrower).
More expensive by £16
The Viewsonic PJD7720HD is £15.60 more expensive than the Optoma HD28DSE.
User review Rating is a little Worse
The average user rating of the Viewsonic PJD7720HD is 96%, whereas the average user rating of the Optoma HD28DSE is 100% (based on 3 reviews).

Awards

3 Awards
benchmark.pl: Good Product
projectorcentral.com: Highly Rated
Trusted Reviews: Recommended
No awards found

Average Expert Rating

No reviews found

Average User Rating

Date Released

13 months Ago 8 months Ago

Projector

Native Projector Resolution
 1080p (1920x1080)
 1080p (1920x1080)
Projector Brightness
3,000 ANSI lumens 3,200 ANSI lumens
BEST
Horizontal Keystone Correction
40 Unknown - Click to provide data
Vertical Keystone Correction
40 -40 - 40
Uniformity
80% Unknown - Click to provide data
Number of Colours
1,073.4M Unknown - Click to provide data
Zoom Ratio
 1.1:1
BEST
 1.1:1
Projection Distance
1.5 - 10 Unknown - Click to provide data
Supported Aspect Ratio
 16:10
 16:9
 4:3
 16:10
 16:9
 4:3
Compatible Screen Size
41.8 - 300 30 - 300
Projection Technology
 DLP
 DLP
Supported Number of Colours Display
 1.073 billion colours
 1.073 billion colours

Lamps

Service Life of Lamp in Economic Mode
4,000h 10,000h
BEST
Lamp Power
210W Unknown - Click to provide data
Lamp Service Life
6,000h
BEST
4,000h

Lens System

Optical Zoom
Unknown - Click to provide data 1.1x
Throw Ratio
 1.48 - 1.62:1
 1.48 - 1.62:1
Digital Zoom
1.1x 2x
BEST
Offset
116% 116%
Aperture Range
2.5 - 2.67 Unknown - Click to provide data
Focal Length Range
21.9 - 24 Unknown - Click to provide data

Video

3D Image Projection
 3D image projection
Unknown - Click to provide data
Graphics Resolution
 1920 x 1080 (HD 1080)
 1600 x 1200 (UXGA)
 1280 x 1024 (SXGA)
 1360 x 768 (WXGA)
 1024 x 768 (XGA)
 800 x 600 (SVGA)
 640 x 480 (VGA)
BEST
 1920 x 1080 (HD 1080)
 1600 x 1200 (UXGA)
 1280 x 1024 (SXGA)
 1360 x 768 (WXGA)
 1024 x 768 (XGA)
 800 x 600 (SVGA)
 640 x 480 (VGA)
Full HD Projection
 Full HD projection
 Full HD projection

Ports & Interfaces

RS-232 Port
Unknown - Click to provide data 1
PC Audio Output
 PC audio output
Unknown - Click to provide data
Microphone Input
Unknown - Click to provide data
 Microphone input
Audio Out Port
Unknown - Click to provide data 1
Audio in Port
Unknown - Click to provide data 1
USB Connector Type
 USB Type-A
 USB Type-A
USB 2.0 Port
2 Unknown - Click to provide data
HDMI Port
2
BEST
1
HDMI Port
 Full-size
 Full-size
AC Power in
 AC power in
 AC power in

Networking

Ethernet LAN Connection
 Ethernet LAN connection
Unknown - Click to provide data

Performance

Noise Level
Unknown - Click to provide data 35dB
Noise Level in Economy Mode
28dB
BEST
30dB
Horizontal Scan Range
15.375 - 91.146 Unknown - Click to provide data
Vertical Scan Range
24 - 85 Unknown - Click to provide data
On Screen Display Language
 DAN
 DUT
 ARA
 GRE
 CZE
 THA
 NOR
 RUS
 ENG
 FIN
 FRE
 DEU
 ITA
 JPN
 POL
 POR
 ESP
 SWE
 TUR
 HUN
 KOR
 RUM
 CHI (TR)
 CHI (SIMPL)
 VIE
 IND
 DAN
 DUT
 ARA
 GRE
 CZE
 THA
 NOR
 RUS
 ENG
 FIN
 FRE
 DEU
 ITA
 JPN
 POL
 POR
 ESP
 SWE
 TUR
 HUN
 KOR
 RUM
 CHI (TR)
 CHI (SIMPL)
 VIE
 IND
On Screen Display
 On screen display
 On screen display

Multimedia

Built-In Speaker
 Built-in speaker
 Built-in speaker
RMS Rated Power
10W 10W
Built-In Speaker
Unknown - Click to provide data 1

Design

Cable Lock Slot
 Cable lock slot
 Cable lock slot
Cable Lock Slot Type
 Kensington
 Kensington
Ceiling Mountable
Unknown - Click to provide data
 Ceiling mountable
Form Factor
 Portable
 Desktop
 Portable
 Desktop
Colour
 White
 Black
 White
 Black
Product Type
 Portable projector
 Desktop projector
 Portable projector
 Desktop projector

Display

Supported Number of Colours Display
 1.073 billion colours
 1.073 billion colours

Power

Power Source
 AC
 AC
Power Consumption On Standby
0.5W Unknown - Click to provide data
Power Consumption During PowerSave
193W Unknown - Click to provide data
Maximum Power Consumption
233W 330W
AC Adapter Frequency
 50
 60
 50/60
 50
 60
 50/60
AC Adapter Input Voltage
110 - 220 100 - 240
AC Input Frequency
 50
 50/60
 60
 50
 50/60
 60
AC Input Voltage
 220
 110 - 220
 100 - 240
 100
 220
 110 - 220
 100 - 240
 100

Battery

Battery Type
AA Unknown - Click to provide data

Operational Conditions

Operating Altitude
0 - 3000 Unknown - Click to provide data
Relative Humidity Operational Range
0 - 85 Unknown - Click to provide data
Operating Temperature Range
5 - 40 Unknown - Click to provide data

Certificates

RoHS Compliant
 RoHS compliant
Unknown - Click to provide data

Weight & Dimensions

Weight
2.6kg 2.4kg
BEST
Height
114mm 103.7mm
BEST
Depth
224mm
BEST
228mm
Width
315mm
BEST
316mm

Packaging Content

Remote Control Type
 IR
 IR
Handheld Remote Control
 Handheld remote control
Unknown - Click to provide data
Battery Included
 Battery included
Unknown - Click to provide data
Quick Start Guide
 Quick start guide
Unknown - Click to provide data
Cable Included
 AC
BEST
 AC
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