BenQ MH733 vs ViewSonic PA503HD

Bold marks the better figure where both are stated to the same standard. “—” means the manufacturer doesn't state it.

	BenQ MH733 MSRP $849	ViewSonic PA503HD MSRP $649.99
Display system
Imaging technology	DLP	DLP
Technology brand	DLP	DLP
Number of imaging devices	1	1
Chip / panel diagonal	0.65 in	0.65 in
Native aspect ratio	16:9	16:9
Native resolution	1920 × 1080	1920 × 1080
Optics
Throw ratio	1.15–1.5:1	1.48–1.62:1
Projection distance table	60″: 1.53–1.99 m · 80″: 2.04–2.66 m · 100″: 2.55–3.32 m · 120″: 3.06–3.99 m · 150″: 3.82–4.98 m · 200″: 5.09–6.64 m	30″: 0.98–1.08 m · 40″: 1.31–1.44 m · 50″: 1.64–1.79 m · 60″: 1.97–2.15 m · 70″: 2.29–2.51 m · 80″: 2.62–2.87 m · 90″: 2.95–3.23 m · 100″: 3.28–3.59 m · 110″: 3.6–3.95 m · 120″: 3.93–4.3 m · 130″: 4.26–4.66 m · 140″: 4.59–5.02 m · 150″: 4.92–5.38 m · 200″: 6.55–7.17 m · 250″: 8.19–8.97 m · 300″: 9.83–10.76 m
Zoom type	Optical	Optical
Zoom ratio	1.3×	1.1×
Focus	Manual	Manual
Vertical lens shift	0%	—
Horizontal lens shift	0%	—
Fixed offset	115%	—
Focal length	16.88–21.88 mm	21.8–24 mm
F-number	2.59–2.87	2.5–2.67
Lens material	glass	—
Interchangeable lens	No	—
Image size range	30–300 in	30–300 in
Vertical keystone	-30–30°	-40–40°
Horizontal keystone	-20–20°	—
Corner / warp correction	4pt	—
Light source
Light source type	Lamp	Lamp
Light source detail	240 W lamp	—
Lamp wattage	240 W	240 W
Light source life	Normal: 4,000 h · Eco: 8,000 h · Smarteco: 8,000 h · Lampsave: 15,000 h	Normal: 4,000 h · Dynamic eco: 15,000 h
Warm-up time	30 s	—
Cool-down time	90 s	10 s
Brightness
ISO light output	4,000 lm	—
ANSI lumens	4,000 lm	4,000 lm
Contrast & black level
Dynamic contrast	16,000:1	22,000:1
Colour
Bit depth / 'number of colours'	30 bit	30 bit
Calibration & picture control
Colour management system	6-axis	6-axis
Picture mode memories	2	—
Motion & gaming
Input lag (rated)	1920×1080 @ 60 Hz: 33.4 ms	—
Audio
Speaker power	10 W	3 W
Speaker count	1	1
Audio channels	Mono	Mono
Audio outputs	3.5 mm	3.5 mm
Inputs, control & connectivity
Max input signal	1920 × 1200	1920 × 1200
HDMI port count	2	2
HDMI ports (feature-level)	HDMI-1: HDMI 1.4a, HDCP 1.4; HDMI-2: HDMI 1.4a, HDCP 1.4	HDMI 1: HDMI 1.4, HDCP 1.4; HDMI 2: HDMI 1.4, HDCP 1.4
Audio input terminals	3.5 mm	3.5 mm
Horizontal scan frequency	15–102 kHz	15–102 kHz
Vertical scan frequency	23–120 Hz	23–120 Hz
VGA input	Yes	—
USB media playback	Yes	—
RS-232	Yes	Yes
LAN control	Yes	—
Control ecosystem drivers	Crestron	—
Ethernet	Yes	—
3D
3D support	Yes	Yes
3D sync method	—	DLP-Link
3D formats	Top-bottom, Frame sequential, Frame packing, Side-by-side	Frame packing, Side-by-side, Top-bottom, Frame sequential
Glasses included	0	—
Setup automation
Auto keystone	Yes	Yes
Acoustic noise
Fan noise (sound pressure)	Normal: 33 dB(A) · Eco: 29 dB(A)	—
Environment & power
Operating temperature	0–40°C	0–40°C
Operating humidity	10–90%RH	10–80%RH
Altitude / high-altitude mode	3,000 m	3,048 m
High-altitude mode	Yes	Yes
Operating orientations	Table, Ceiling, Rear	Table, Ceiling, Rear
Rated voltage	100–240 V	100–240 V
Rated frequency	50–60 Hz	50–60 Hz
Power consumption (max)	355 W	—
Power consumption by mode	Typical 110v: 320 W	Typical: 295 W
Standby power	0.5 W	0.5 W
Networked standby power	2 W	—
Physical & installation
Width	296 mm	309 mm
Depth	221 mm	234 mm
Height	120 mm	115 mm
Weight	2.5 kg	2.7 kg
Colours / finishes	White	—
Mount hole pattern	Thread: M4 · Screw length mm: 20–25	—
Safety & compliance
Photobiological risk group	—	RG2
Safety & market certifications	—	FCC
Support & ownership
Warranty	🇺🇸 US 3 yr · 🇳🇱 NL 3 yr	🇺🇸 US 3 yr
Light-source warranty	—	1 year (original lamp)
User manual	https://esupportdownload.benq.com/esupport/Projector/UserManual/MH733/UM_EN_180423134229.pdf	https://www.viewsonicglobal.com/public/products_download/user_guide/projector/PA503HD/PA503HD_UG_ENG.pdf
In the box
Box contents	Remote, Power cord, Vga cable, Manual, Quick start guide, Lens cap	Projector, Remote control, Batteries, Quick start guide, Power cord
Remote type	IR	IR
3D glasses in box	0	—