Christie CP2420-RGB vs Christie CP4220

Christie CP4220 is sharper.

	Christie CP2420-RGB	Christie CP4220

Key differences
Native resolution
Native resolution	2048 × 1080	DCI 4K (4096 × 2160)
Light source
Light source	RGB triple laser	Lamp
Fan noise
Fan noise	Max 59.7 dB(A) · Normal 54.1 dB(A)	—
Picture
Claimed brightness (non-standard)
Claimed brightness (non-standard)	Up to 20,000 lm	22,000 lm
Imaging technology
Imaging technology	DLP	DLP
Chip / panel diagonal
Chip / panel diagonal	0.98 in	1.4 in
Native resolution
Native resolution	2048 × 1080	DCI 4K (4096 × 2160)
Native aspect
Native aspect	17:9Derived	17:9Derived
Colour gamut
Colour gamut	Over BT.2020 95% coverage	—
Colour bit depth (per channel)
Colour bit depth (per channel)	—	15 bit
3D
3D	Yes	Yes
Light source
Light source
Light source	RGB triple laser	Lamp
Emitter
Emitter	RGB triple laser	—
Light-source life
Light-source life	Over 50,000 h	—
Constant brightness mode
Constant brightness mode	Yes	—
Optics
Focus
Focus	—	Motorised
Motorised lens shift
Motorised lens shift	Yes	Yes
Interchangeable lens
Interchangeable lens	Yes	Yes
Inputs & control
HDMI inputs
HDMI inputs	2 × HDMI 2.0	—
Other video inputs
Other video inputs	SDI	SDI
Control ports
Control ports	—	RS-232
Smart platform
Ethernet
Ethernet	Yes	Yes
Physical & installation
Weight
Weight	Up to 80,000 g	—
Orientations
Orientations	—	Limited tilt
Exhaust
Exhaust	—	Top
Dust filter
Dust filter	Washable	Replaceable
Sealed optical engine
Sealed optical engine	Yes	—
Environment & power
Operating temperature
Operating temperature	10–35°C	10–35°C
Operating humidity
Operating humidity	10–80%RH	20–80%RH
Altitude
Altitude	3,000 m	3,000 m
Power draw
Power draw	1,545 W	Max 4,500 W
Mains input
Mains input	200–240 V · 50/60 Hz	200–240 V · 50/60 Hz
Fan noise
Fan noise	Max 59.7 dB(A) · Normal 54.1 dB(A)	—
Safety & support
Laser class
Laser class	Class 1	—
Risk group
Risk group	RG3	RG3
Marks
Marks	—	FCC
User manual
User manual	—	https://www.christiedigital.com/globalassets/resources/public/020-100690-02-christie-cp4220-user-manual.pdf
Spare parts
Spare parts	Air filter 003-006588-XX · Air filter 003-006157-XX	Lamp 003-000598-XX · Lamp 003-000599-XX · Lamp 003-001165-XX · Air filter 003-001184-01 · Air filter 003-003082-01