The light projected by the device is brighter, i.e. it has a higher ANSI lumens measurement.
Panasonic PT-DZ20K: 20000cd/m²
4. audible noise
Audible noise is the noise that a device produces while in operation. Reduced audible noise improves quality.
Dream Vision Yunzi 1: 19dB
5. has lens shift
The lens shift feature on a device allows the optical lens to be physically shifted up and down (vertical) or left and right (horizontal).
36% have it
Celluon PicoPro: 147.48cm³
A bigger variety of brand lenses means that you have more options and can find one that suits your needs.
Sony VPL-VW60: 11
Celluon PicoPro: 12.7mm
Celluon PicoPro: 181g
10. maximum projection size
The maximum size of image that a device can project without compromising quality.
InFocus IN5544: 603"
1920 x 1080px
Sony VPL-VW350ES: 4096 x 2160px
12. audio input ports
More audio input ports mean that more audio devices such as microphones and keyboards can be connected at once.
BenQ LW61ST: 4
13. power consumption operation
How much power the device consumes when it's switched on.
JVC DLA-X30: 0.8W
14. contrast ratio
Contrast ratio is the visual distance between the lightest and the darkest colors that may be reproduced on the display. A high contrast ratio is desired, resulting in richer dark colors and more distinctive color gradation.