Christie 4K860-iS

Brand	Christie · Inspire Series
Type	Installation
Released	October 2023
Resolution	4K UHD (1080p pixel shift)
Imaging technology	DLP
Light source	Laser (phosphor)
Brightness	8,500 lm ISO
Throw ratio	1.25–2:1

A fixed-lens 1DLP blue-laser-phosphor projector for boardrooms, education, houses of worship and venues, rated 8,500 ISO and 7,200 ANSI lumens at 4K UHD output. It has a motorized 1.25-2.0:1 zoom lens with powered shift and focus, onboard Christie Twist warping and blending, an IP5X dust-resistant optical engine and a five-year warranty.

Data sheet

Picture

White light output	8,500 lm ISO · 7,200 lm ANSI
Imaging technology	DLP
Chip / panel diagonal	0.65 in
Native resolution	1080p (1920 × 1080)
Native aspect	16:9Derived
Addressable resolution	4K UHD (3840 × 2160)
Dynamic contrast method	Light-source dimming
3D	Yes
3D formats	Frame packing, Side-by-side, Top-bottom, Frame sequential

Light source

Light source	Laser (phosphor)
Emitter	Blue laser + phosphor
Light-source life	20,000 h max
Life defined as	50% brightness

Optics

Throw ratio	1.25–2:1100″ · 2.77–4.43 m
Image size	60–200 in
Zoom	Optical
Zoom ratio	1.6×Derived
Focus	Motorised
Vertical lens shift	±110%
Horizontal lens shift	±50%
Motorised lens shift	Yes
Lens memory slots	5
Corner correction	4-corner
Grid warp	Yes
Interchangeable lens	No

Inputs & control

HDMI inputs	2 × HDMI 2.0
Other video inputs	HDBaseT
Control ports	RS-232, Wired IR, 12 V trigger
Control-system drivers	Crestron, AMX

Smart platform

Ethernet

Yes

Audio

Speaker power	20 W
Speakers	2
Layout	Stereo
Audio outputs	3.5 mm
HDMI audio return	NoneDerived

Physical & installation

Weight	15,000 g
Orientations	360°
Ceiling mount	4 × M4
Ingress protection	IP5X (light engine)
Sealed optical engine	Yes

Environment & power

Operating temperature	0–40°C
Operating humidity	10–85%RH
Altitude	3,048 m · high-altitude mode
Standby	Up to 0.5 W
Mains input	100–240 V · 50/60 Hz
Fan noise	Up to Eco 34 dB(A)

Safety & support

Laser class	Class 1
Risk group	RG2
FDA laser notice	Notice 57
Marks	CE, FCC, CCC, KC, PSE, RCM
User manual	christiedigital.com
Spare parts	Air filter 140-148104-XX · Mount 108-506102-XX

In the box

In the box	Power cord, Remote, Remote batteries, Lens cap
Remote	IR

Reviews

Articles

Date	Title	Publication
December 8, 2025	Christie 4K860-iS Projector Connected Magazine · December 8, 2025	Connected Magazine

Similar models

Model	Resolution	Tech	Lumens	Price
Epson EB-PU1008W WUXGA · 3LCD	WUXGA	3LCD	8,500	$9,900	Compare
InFocus IN6009 WUXGA · DLP	WUXGA	DLP	8,500*	—	Compare
Christie DWU860-iS WUXGA · DLP	WUXGA	DLP	8,500	—	Compare
Christie CP2309-RGB 2048 × 1080 · DLP	2048 × 1080	DLP	8,500*	—	Compare
Christie DWU850-GS WUXGA · DLP	WUXGA	DLP	8,400 −100	$18,995	Compare
Optoma ProScene ZU820TNL WUXGA · DLP	WUXGA	DLP	8,800 +300	$4,999	Compare

Other

Tools

Throw calculator — How far from the screen the 4K860-iS needs to sit for a given image size, set to its 1.25–2:1 lens.
Download spec as CSV — Every value on this data sheet with its unit and source, one row per spec.
Download spec as JSON — The same data from the open data API, with variants and identifiers.

Variants & identifiers

Use these to confirm a listing is this exact model. Any of them works at /p/{code}.

Variant	Region	Type	Code
Standard	All regions	MPN	171-074102
TAA-compliant	All regions	MPN	171-073101