Christie DWU850-GS vs Epson EB-PU1008W

	Christie DWU850-GS MSRP $18,995	Epson EB-PU1008W MSRP $9,900
Key differences
White light outputISO	8,400 lm ISO · 7,500 lm ANSI	8,500 lm ISO
HDR formats	—	HDR10, HLG
Fan noise	Normal 36 dB(A) · Eco 32 dB(A)	Normal 35 dB(A) · Eco 30 dB(A)
Price	MSRP $18,995	MSRP $9,900
Brightness
Rated brightness	8,400 lmDerived	8,500 lmDerived
White light outputISO	8,400 lm ISO · 7,500 lm ANSI	8,500 lm ISO
Colour light output	—	8,500 lm
Brightness uniformity	—	85%
Display system
Imaging technology	DLP	3LCD
Chip / panel diagonal	0.67 in	0.76 in
On-screen resolution	WUXGA (1920 × 1200)Derived	WUXGA (1920 × 1200)Derived
Native resolution	WUXGA (1920 × 1200)	WUXGA (1920 × 1200)
Native aspect	16:10Derived	16:10Derived
Pixel shift	—	Yes (scheme not stated)
Colour wheel segments	4	—
Contrast
Dynamic contrast	6,000:1	Up to 2,500,000:1
Colour
Colour bit depth (per channel)	—	10 bit
HDR
HDR formats	—	HDR10, HLG
3D
3D	Yes	—
3D formats	Frame packing, Side-by-side, Top-bottom, Frame sequential	—
Light source
Light source	Laser (phosphor)	Laser (phosphor)
Light-source life	20,000 h	20,000 h normal · 30,000 h eco
Life defined as	—	50% brightness
Light output control	—	Continuous
Optics
Zoom	Optical	—
Focus	Motorised	—
Vertical lens shift	±100%	±67%
Horizontal lens shift	±30%	±30%
Motorised lens shift	Yes	Yes
Vertical keystone	—	45°
Horizontal keystone	—	30°
Grid warp	Yes	—
Interchangeable lens	Yes	Yes
Inputs & control
HDMI inputs	2 × HDMI	HDMI (HDCP 2.3)
HDMI inputs (count)	2Derived	1Derived
Other video inputs	VGA, HDBaseT, + SDI	VGA, HDBaseT
USB media playback	—	Yes
Control ports	RS-232, + Wired IR	RS-232
Control-system drivers	Crestron	—
Horizontal scan	15–91 kHz	—
Vertical scan	24–85 Hz	—
Smart platform
Ethernet	Yes	Yes
Audio
Audio outputs	—	3.5 mm
HDMI audio return	—	NoneDerived
Physical & installation
Dimensions (W × D × H)	—	545 × 436 × 164 mm
Weight	23,700 g	16,300 g
Colours	—	White
Orientations	Portrait, 360°	—
Dust filter	—	Replaceable
Environment & power
Operating temperature	0–40°C	0–45°C
Operating humidity	10–85%RH	—
Altitude	3,048 m · high-altitude mode	—
Power draw	900 W	Normal 559 W · Eco 469 W
Standby	—	0.5 W
Networked standby	—	2 W
Mains input	100–240 V · 50/60 Hz	100–240 V · 50/60 Hz
Noise
Fan noise	Normal 36 dB(A) · Eco 32 dB(A)	Normal 35 dB(A) · Eco 30 dB(A)
Safety & compliance
Laser class	Class 1	Class 1
Risk group	RG2	—
FDA laser notice	Notice 50	Notice 57
Marks	CE, FCC, CCC, KC, PSE, RCM	—
Support & ownership
Warranty	—	3 yr
User manual	https://www.christiedigital.com/globalassets/resources/public/020-001044-03-christie-lit-man-usr-gs-series.pdf	https://files.support.epson.com/docid/cpd6/cpd61020.pdf
In the box
In the box	Power cord, Remote, User manual	Power cord, Remote, + Remote batteries, User manual, + Warranty card
Remote	IR	—