Optoma ZK608TST vs Sharp XP-A824U-B

Optoma ZK608TST is lighter and broader on HDR. Sharp XP-A824U-B is $943.57 cheaper and in stock.

	Optoma ZK608TSTMSRP $8,999	Sharp XP-A824U-B$8,055.43 · Amazon Buy

Key differences
White light output
White light output	—	8,200 lm ISO · 8,200 lm ANSI
Native resolution
Native resolution	—	WUXGA (1920 × 1200)
Throw ratio
Throw ratio	0.58:1	—
Lowest input lag
Lowest input lag	4.36 msDerived	—
HDR formats
HDR formats	HDR10, HLG	HDR10
Fan noise
Fan noise	Max 36 dB(A) · Eco 33 dB(A)	Normal 34 dB(A) · Eco 28 dB(A)
MSRP
MSRP	$8,999	—
Best price
Best price	—	$8,055.43
Room fit80″100″120″150″
Distance to screen
Distance to screen	1.3 m	—
Picture
White light output
White light output	—	8,200 lm ISO · 8,200 lm ANSI
Claimed brightness (non-standard)
Claimed brightness (non-standard)	6,000 lm	—
Brightness uniformity
Brightness uniformity	85%	—
Imaging technology
Imaging technology	DLP	3LCD
Chip / panel diagonal
Chip / panel diagonal	0.65 in	0.76 in
Native resolution
Native resolution	—	WUXGA (1920 × 1200)
Native aspect
Native aspect	16:9Derived	16:10Derived
Addressable resolution
Addressable resolution	4K UHD (3840 × 2160)	—
Dynamic contrast
Dynamic contrast	300,000:1	3,000,000:1
Colour bit depth (per channel)
Colour bit depth (per channel)	—	10 bit
HDR formats
HDR formats	HDR10, HLG	HDR10
3D
3D	Yes	—
3D glasses sync
3D glasses sync	DLP-Link	—
Light source
Light source
Light source	Laser (phosphor)	Laser (phosphor)
Emitter
Emitter	—	Blue laser + phosphor
Light-source life
Light-source life	Up to 30,000 h max	20,000 h
Optics
Throw ratio
Throw ratio	0.58:1	—
Image size
Image size	30–300 in	—
Projection offset
Projection offset	106%	—
Zoom
Zoom	None	—
Focal length
Focal length	8.51 mm	—
Focus
Focus	Manual	Motorised
Vertical lens shift
Vertical lens shift	—	-10–50%
Horizontal lens shift
Horizontal lens shift	±4%	±20%
Motorised lens shift
Motorised lens shift	No	Yes
Vertical keystone
Vertical keystone	15°	40°
Horizontal keystone
Horizontal keystone	15°	40°
Auto keystone
Auto keystone	Yes	—
Corner correction
Corner correction	4-corner	—
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	2 × HDMI 2.0 (HDCP 2.2)
Other video inputs
Other video inputs	VGA, HDBaseT	HDBaseT
Max input resolution
Max input resolution	DCI 4K	DCI 4K
Audio inputs
Audio inputs	3.5 mm	—
Control ports
Control ports	RS-232, 12 V trigger	RS-232, Wired IR
PJLink
PJLink	Class 2	Class 2
Control-system drivers
Control-system drivers	Crestron	Crestron, AMX
Horizontal scan
Horizontal scan	—	15–153 kHz
Vertical scan
Vertical scan	24–120 Hz	24–120 Hz
Smart platform
Wi-Fi
Wi-Fi	None	—
Ethernet
Ethernet	Yes	Yes
Audio
Speaker power
Speaker power	30 W	—
Speakers
Speakers	2	0
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	599 × 490 × 216 mm
Weight
Weight	6,300 g	24,100 g
Colours
Colours	Black	Black, White
Orientations
Orientations	360°	Table, Ceiling, Rear, Portrait
Dust filter
Dust filter	—	None
Ingress protection
Ingress protection	IP6X	IP5X (light engine)
Sealed optical engine
Sealed optical engine	Yes	Yes
Environment & power
Operating temperature
Operating temperature	0–40°C	0–40°C
Operating humidity
Operating humidity	—	20–80%RH
Altitude
Altitude	—	3,650 m
Power draw
Power draw	Max 366 W · Eco 300 W	Normal 615 W · Eco 560 W
Standby
Standby	Up to 0.5 W	0.28 W
Networked standby
Networked standby	—	0.8 W
Power supply
Power supply	—	Built in
Mains input
Mains input	100–240 V · 50/60 Hz	100–240 V · 50/60 Hz
Fan noise
Fan noise	Max 36 dB(A) · Eco 33 dB(A)	Normal 34 dB(A) · Eco 28 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	—
Marks
Marks	FCC	—
Warranty
Warranty	3 yr	🇨🇦 CA 5 yr or 20,000 h · 🇪🇺 EU 3 yr (light source 3 yr or 10,000 h)
User manual
User manual	https://region-resource.optoma.com/products/import/Documents/6faa2a33-4b9d-4130-82e6-94d79467557d.pdf	https://www.sharpdisplays.eu/p/download/v/d83415ceef9185fcef330746a17439ef/cp/Products/Projectors/Products/CurrentProducts/Sharp-A-Series/Shared/Manuals/A104U+Series/Axx4U-W_manual_EN.pdf?fn=Axx4U-W_manual_EN.pdf
In the box
In the box
In the box	Power cord, Remote, Remote batteries, User manual	Power cord, Remote, Remote batteries, Quick start guide
Remote
Remote	Backlit	IR

Optoma ZK608TSTMSRP $8,999

Sharp XP-A824U-B$8,055.43 · Amazon

Buy