Christie CP2406-RBe vs Optoma ZK608T

	Christie CP2406-RBe	Optoma ZK608T

Key differences
White light output
White light output	—	6,000 lm ISO
Native resolution
Native resolution	2048 × 1080	—
Throw ratio
Throw ratio	—	1.2–1.92:1
Lowest input lag
Lowest input lag	—	4.36 msDerived
HDR formats
HDR formats	—	HDR10, HLG
Fan noise
Fan noise	Max 50.9 dB(A) · Normal 49 dB(A)	Max 36 dB(A) · Eco 33 dB(A)
Room fit80″100″120″150″
Distance to screen
Distance to screen	—	2.7–4.3 m
Picture
White light output
White light output	—	6,000 lm ISO
Claimed brightness (non-standard)
Claimed brightness (non-standard)	Up to 6,000 lm	—
Brightness uniformity
Brightness uniformity	—	85%
Imaging technology
Imaging technology	DLP	DLP
Chip / panel diagonal
Chip / panel diagonal	0.69 in	—
Native resolution
Native resolution	2048 × 1080	—
Native aspect
Native aspect	17:9Derived	16:9Derived
Addressable resolution
Addressable resolution	—	4K UHD (3840 × 2160)
Dynamic contrast
Dynamic contrast	—	300,000:1
HDR formats
HDR formats	—	HDR10, HLG
3D
3D	Yes	Yes
3D formats
3D formats	Frame packing, Top-bottom	—
Light source
Light source
Light source	Laser (phosphor)	Laser (phosphor)
Emitter
Emitter	—	Blue laser + phosphor
Light engine
Light engine	Phazer laser phosphor light source	—
Light-source life
Light-source life	Over 50,000 h	30,000 h eco
Constant brightness mode
Constant brightness mode	Yes	—
Optics
Throw ratio
Throw ratio	—	1.2–1.92:1
Image size
Image size	—	30–300 in
Projection offset
Projection offset	—	106%
Zoom
Zoom	—	Optical
Zoom ratio
Zoom ratio	—	1.6×Derived
Focal length
Focal length	—	17.63–27.9 mm
Focus
Focus	Motorised	—
Vertical lens shift
Vertical lens shift	—	-106–126%
Horizontal lens shift
Horizontal lens shift	—	±10%
Motorised lens shift
Motorised lens shift	Yes	No
Vertical keystone
Vertical keystone	—	30°
Horizontal keystone
Horizontal keystone	—	30°
Auto keystone
Auto keystone	—	Yes
Corner correction
Corner correction	—	4-corner
Grid warp
Grid warp	Yes	—
Auto setup
Auto setup	Fit to screen	—
Interchangeable lens
Interchangeable lens	Yes	—
Motion & gaming
Input lag
Input lag	—	1080p: 60 Hz 17 ms · 120 Hz 8.6 ms · 240 Hz 4.4 ms · 4K UHD: 60 Hz 16.9 ms
Inputs & control
HDMI inputs
HDMI inputs	2 × HDMI 2.0 (HDCP 2.2)	2 × HDMI 2.0 (HDCP 2.3)
Other video inputs
Other video inputs	—	VGA, HDBaseT
Max input resolution
Max input resolution	DCI 4K	—
Audio inputs
Audio inputs	—	3.5 mm
Control ports
Control ports	—	RS-232, 12 V trigger
Control-system drivers
Control-system drivers	—	Crestron, AMX
Vertical scan
Vertical scan	—	24–120 Hz
Smart platform
Ethernet
Ethernet	Yes	Yes
Audio
Speaker power
Speaker power	—	15 W
Speakers
Speakers	—	2
Audio outputs
Audio outputs	—	3.5 mm
HDMI audio return
HDMI audio return	—	NoneDerived
Physical & installation
Dimensions (W × D × H)
Dimensions (W × D × H)	—	374 × 302 × 117 mm
Weight
Weight	Up to 62,100 g	6,300 g
Orientations
Orientations	—	Table, Ceiling, Rear, Portrait, 360°
Exhaust
Exhaust	Side	—
Dust filter
Dust filter	Washable	None
Ingress protection
Ingress protection	—	IP6X (light engine)
Sealed optical engine
Sealed optical engine	Yes	Yes
Environment & power
Operating temperature
Operating temperature	10–35°C	—
Operating humidity
Operating humidity	10–80%RH	—
Altitude
Altitude	3,000 m	—
Power draw
Power draw	Max 1,200 W · Normal 559 W	Max 366 W · Normal 300 W
Standby
Standby	Up to 3 W	—
Mains input
Mains input	200–240 V · 50/60 Hz	100–240 V · 50/60 Hz
Fan noise
Fan noise	Max 50.9 dB(A) · Normal 49 dB(A)	Max 36 dB(A) · Eco 33 dB(A)
Safety & support
Laser class
Laser class	Class 1	Class 1
Risk group
Risk group	—	RG2
FDA laser notice
FDA laser notice	—	Notice 57
User manual
User manual	https://www.christiedigital.com/globalassets/resources/public/020-103949-03-Christie-LIT-MAN-USR-CineLifePlus2K.pdf	https://region-resource.optoma.com/products/import/Documents/b0d04fc7-f84c-44a5-b36c-e8109cc85fa3.pdf
Spare parts
Spare parts	Air filter 003-004655-XX · Air filter 003-004654-XX · Air filter 003-007541-XX · Air filter 003-007542-XX	—
In the box
In the box
In the box	—	Power cord, Remote, Remote batteries, Quick start guide