ViewSonic LS820 vs ViewSonic PJD6551W

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ViewSonic

LS820


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ViewSonic

PJD6551W


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Basic Info
Price range
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Release dateSeptember 2016April 2017
Projection system & image
Resolution1920x10801280x800
Aspect ratio16:9 (HD)16:10 (WXGA)
Brightness3,500 ANSI3,300 ANSI
Contrast100,000:122,000:1
Throw0.4 - 0.8 1.1 - 10.0
Vertical lens shift
Horizontal lens shift
Vertical keystone
Horizontal keystone
3D mode
Connectivity
HDMI
Vga in
Audio out
USB
Other Features
Fan noise
Lamp life20,000 hours10,000 hours
Lamp watts190W
Height17 cm10 cm
Weight10.0 kg2.5 kg
Power usage295 w
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Comparison of both projectors: ViewSonic LS820 vs ViewSonic PJD6551W

The ViewSonic LS820 was released in September 2016; the ViewSonic PJD6551W arrived in the market in April 2017.

Concerning the projection system specifications, the ViewSonic LS820 is brighter with a brightness of 3,500 ANSI (ViewSonic PJD6551W has 3,300 ANSI) whereas the ViewSonic LS820 has a lower contrast of 100,000:1 than the ViewSonic PJD6551W having 22,000:1. The ViewSonic LS820 has a lower resolution of 1920x1080 than the ViewSonic PJD6551W having 1280x800.

As for the image system, both projectors don't have the vertical lens shift nor the horizontal shift, and there is also a difference in the keystone capabilities.

The ViewSonic LS820 is HDMI compatible, it has a VGA IN port, the ViewSonic LS820 has an audio out, and has a USB port. The ViewSonic PJD6551W is HDMI compatible, it has a VGA IN port, the ViewSonic PJD6551W has an audio out, and has a USB port.

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