InFocus ScreenPlay Vista SP2234ST vs Optoma ZK450

	InFocus ScreenPlay Vista SP2234ST $594.18	Optoma ZK450 MSRP $5,749
Key differences
Native resolution	1024 × 768	—
Throw ratio	0.62:1	1.4–2.24:1
Lowest input lag	—	4.4 msDerived
HDR formats	—	HDR10, HLG
Light source	Lamp	Laser (phosphor)
Fan noise	27 dB(A)	Max 35 dB(A) · Normal 28 dB(A)
Price	$594.18	MSRP $5,749
Room fit80″100″120″150″
Distance to screen	1.3 m	3.1–5.0 m
Brightness
Claimed brightness (non-standard)	4,200 lm	4,200 lm
Brightness uniformity	80%	80%
Display system
Imaging technology	DLP	DLP
Chip / panel diagonal	0.55 in	0.65 in
On-screen resolution	1024 × 768Derived	4K UHD (3840 × 2160)Derived
Native resolution	1024 × 768	—
Native aspect	4:3Derived	16:9Derived
Addressable resolution	—	4K UHD (3840 × 2160)
Contrast
Dynamic contrast	30,000:1	300,000:1
Colour
Gamma / EOTF presets	—	2.2, 2.4
HDR
HDR formats	—	HDR10, HLG
Calibration
Colour management (CMS)	—	6-axis
Picture mode memories	15	—
3D
3D	Yes	Yes
3D formats	Side-by-side, Top-bottom, Frame sequential	Side-by-side, Top-bottom, Frame sequential
3D glasses sync	DLP-Link	DLP-Link
Light source
Light source	Lamp	Laser (phosphor)
Light-source life	15,000 h dynamic	Up to 30,000 h max
Light output control	—	Steps
Cool-down time	10 s	90 s
Optics
Throw ratio	0.62:1	1.4–2.24:1
Image size	40–303 inDerived	26–303 in
Projection offset	115%	116%
Zoom	None	Optical
Zoom ratio	—	1.6×Derived
Focal length	7.15 mm	20.91–32.62 mm
Aperture (f-number)	2.8	2.5–3.26
Focus	Manual	Manual
Autofocus	No	No
Vertical keystone	20°	30°
Horizontal keystone	—	30°
Corner correction	—	4-corner
Motion & gaming
Max input refresh	—	1080p: 240 Hz · 4K UHD: 60 Hz
Max refresh at 1080p	—	240 HzDerived
Max refresh at 4K	—	60 HzDerived
Input lag	—	1080p: 60 Hz 16 ms · 120 Hz 8 ms · 240 Hz 4.4 ms · 4K UHD: 60 Hz 16 ms
Lowest input lag	—	4.4 msDerived
Input lag at 4K 60 Hz	—	16 msDerived
Inputs & control
HDMI inputs	2 × HDMI 1.4	HDMI 2.0 · HDMI 2.0 (eARC)
HDMI inputs (count)	2Derived	2Derived
Newest HDMI version	HDMI 1.4Derived	HDMI 2.0Derived
Other video inputs	VGA	—
Max input resolution	WUXGA	4K UHD
Audio inputs	3.5 mm	—
Control ports	RS-232	RS-232
Control-system drivers	Crestron	Crestron, + AMX
Horizontal scan	15–97.55 kHz	15–140 kHz
Vertical scan	54–85 Hz	24–240 Hz
Smart platform
Ethernet	Yes	Yes
Audio
Speaker power	10 W	15 W
Speakers	1	1
Audio outputs	3.5 mm	3.5 mm, + HDMI eARC
HDMI audio return	NoneDerived	eARCDerived
Physical & installation
Dimensions (W × D × H)	236 × 313 × 96.4 mm	274 × 216 × 114 mm
Weight	2,900 g	3,000 g
Orientations	Table, Ceiling, Rear	Table, Ceiling, Rear, + Portrait, + 360°
Ceiling mount	M4, screws ≥ 10 mm	M4, screws ≥ 10 mm
Dust filter	None	—
Ingress protection	—	IP6X
Environment & power
Operating temperature	5–40°C	0–40°C
Operating humidity	10–85%RH	—
Altitude	3,048 m	—
Power draw	Max 267 W · Eco 210 W	Max 185 W · Eco 126 W
Standby	Up to 0.5 W	Up to 0.5 W
Networked standby	Up to 2 W	Up to 2 W
Power supply	—	External adapter
Mains input	100–240 V · 50/60 Hz	100–240 V · 50/60 Hz
Noise
Fan noise	27 dB(A)	Max 35 dB(A) · Normal 28 dB(A)
Safety & compliance
Laser class	—	Class 1
Risk group	—	RG2
FDA laser notice	—	Notice 57
Marks	+ CE, + UKCA, FCC, + CCC	FCC
Support & ownership
Warranty	2 yr (light source 1 yr or 1,000 h)	1 yr (light source 5 yr or 12,000 h)
User manual	https://cdn.infocus.com/2023/11/ScreenPlay-Users-Manual-v1.0-Visa-Genesis-I-II-.pdf	https://region-resource.optoma.com/products/import/Documents/cbd58627-8cc5-43de-9633-fa24cd20bd45.pdf
In the box
In the box	Power cord, Remote, Quick start guide, + VGA cable	Power cord, + Power adapter, Remote, + Remote batteries, Quick start guide, + User manual
Remote	IR	—