Christie LW401 vs ViewSonic PA503W

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

	Christie LW401 MSRP $4,985	ViewSonic PA503W MSRP $439.99
Display system
Imaging technology	3LCD	DLP
Technology brand	3LCD	DLP
Number of imaging devices	3	1
Chip / panel diagonal	0.59 in	0.65 in
Native aspect ratio	16:10	16:10
Native resolution	1280 × 800	1280 × 800
Colour wheel segments	—	6 segments
Optics
Throw ratio	1.5–2.2:1	1.55–1.7:1
Projection distance table	—	60″: 2–2.2 m · 70″: 2.33–2.57 m · 80″: 2.67–2.93 m · 90″: 3–3.3 m · 100″: 3.33–3.67 m · 110″: 3.67–4.03 m · 120″: 4–4.4 m · 130″: 4.33–4.77 m · 140″: 4.67–5.13 m · 150″: 5–5.5 m · 160″: 5.33–5.87 m · 170″: 5.67–6.23 m · 180″: 6–6.6 m
Zoom type	Optical	Optical
Zoom ratio	—	1.1×
Focus	Motorized	Manual
Vertical lens shift	-45–155%	—
Horizontal lens shift	±105%	—
Motorized lens shift	Yes	—
Fixed offset	—	100%
Focal length	—	22–24.1 mm
F-number	—	2.56–2.68
Interchangeable lens	Yes	—
Image size range	30–600 in	30–300 in
Lens memory	3	—
Vertical keystone	-12–12°	-40–40°
Horizontal keystone	-20–20°	—
Corner / warp correction	8pt	—
Light source
Light source type	Lamp	Lamp
Light source detail	245 W UHP lamp	200W UHP lamp
Lamp wattage	245 W	200 W
Light source life	Normal: 2,500 h · Eco: 4,000 h	Normal: 6,000 h · Super eco: 15,000 h
Brightness
ANSI lumens	4,000 lm	4,000 lm
Contrast & black level
Dynamic contrast	3,000:1	22,000:1
Dynamic light control	Dynamic iris	—
Colour
Bit depth / 'number of colours'	—	30 bit
Calibration & picture control
Colour management system	—	6-axis
Picture mode memories	4	—
Motion & gaming
Input lag (rated)	—	1920×1080 @ 60 Hz: 16 ms
Audio
Speaker power	16 W	2 W
Speaker count	2	1
Audio channels	Stereo	—
Audio outputs	—	3.5 mm
Inputs, control & connectivity
Max input signal	1600 × 1200	1920 × 1080
HDMI port count	2	1
HDMI ports (feature-level)	—	HDMI: HDMI 1.4, HDCP 1.4
Audio input terminals	3.5 mm, Rca	3.5 mm
Horizontal scan frequency	15–106 kHz	15–102 kHz
Vertical scan frequency	56–120 Hz	23–120 Hz
VGA input	Yes	Yes
USB media playback	Yes	—
RS-232	Yes	Yes
LAN control	Yes	No
Control ecosystem drivers	Crestron	—
Ethernet	Yes	No
3D
3D support	—	Yes
3D formats	—	Frame sequential, Frame packing, Top-bottom, Side-by-side
Setup automation
Auto keystone	Yes	—
Acoustic noise
Fan noise (sound pressure)	Standard: 35 dB(A) · Eco: 29 dB(A)	Normal: 31 dB(A) · Eco: 27 dB(A)
Environment & power
Operating temperature	0–40°C	0–40°C
Operating humidity	10–85%RH	10–90%RH
Altitude / high-altitude mode	3,048 m	3,000 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)	375 W	280 W
Power consumption by mode	—	Typical: 260 W
Standby power	0.35 W	0.5 W
Physical & installation
Width	498 mm	294 mm
Depth	476 mm	218 mm
Height	147 mm	110 mm
Weight	8.5 kg	2.2 kg
Mount hole pattern	—	Thread: M4 · Screw length max mm: 8
Safety & compliance
Photobiological risk group	—	RG2
Safety & market certifications	FCC, UL, CE, CCC	FCC
Support & ownership
Warranty	🇺🇸 US 3 yr	🇺🇸 US 3 yr
Light-source warranty	500 hours or one year (whichever comes first)	1 year (US)
User manual	https://www.christiedigital.com/globalassets/resources/public/020-000461-02-christie-lit-man-usr-d1.pdf	https://www.viewsonicglobal.com/public/products_download/user_guide/Projector/PA500_PA503%20Series/PA500S_PA503S_SP3_PA500X_PA503X_SP6_PA503W_PA503SP_PA503XP_UG_ENG.pdf
In the box
Box contents	Power cord, Computer cable, Hdmi dvi cable, Remote, Batteries, Lens cover, User manual cd	Projector, Power cord, Vga cable, Remote, Batteries, Quick start guide
Remote type	IR	IR