The VAVA 4K vs ViewSonic PA503W comparison proves that these projectors have many common features. Based on our rating, 4K has a total rating of 9 out of 10 versus 6 for PA503W.
Advantages VAVA 4K over ViewSonic PA503W
Bring the cinematic 4K UHD experience home with the 4K
Better brightness: 6000 vs 3600 lumens
Lower noise level, 32 dB vs 33 dB
4K is HDR-compatible
3D support
Wireless connection enabled
Longer lamp life (normal mode): 25000 vs 4500 hours
More HDMI connectors: 3 vs 1
Stereo sound vs mono from integrated speakers
Advantages ViewSonic PA503W over VAVA 4K
Bigger projection screen size: 30-300 inch vs 80-150 inch