InFocus INL178 vs Optoma ZH420

InFocus INL178 is $669.01 cheaper. Optoma ZH420 is in stock.

	InFocus INL178$699.99 · Amazon · Used Buy	Optoma ZH420$1,369 · Amazon Buy

Key differences
Throw ratio
Throw ratio	1.48–1.62:1	1.12–1.47:1
Lowest input lag
Lowest input lag	—	8.6 msDerived
HDR formats
HDR formats	—	HDR10, HLG
Fan noise
Fan noise	Normal 30 dB(A) · Eco 28 dB(A)	Max 31 dB(A) · Normal 29 dB(A)
MSRP
MSRP	$1,739	$1,799
Best price
Best price	$699.99	$1,369
Room fit80″100″120″150″
Distance to screen
Distance to screen	3.3–3.6 m	2.5–3.3 m
Picture
Claimed brightness (non-standard)
Claimed brightness (non-standard)	4,200 lm	4,300 lm
Brightness uniformity
Brightness uniformity	85%	75%
Imaging technology
Imaging technology	DLP	DLP
Chip / panel diagonal
Chip / panel diagonal	0.47 in	0.65 in
Native resolution
Native resolution	1080p (1920 × 1080)	1080p (1920 × 1080)
Native aspect
Native aspect	16:9Derived	16:9Derived
Dynamic contrast
Dynamic contrast	3,500,000:1	2,000,000:1
Gamma / EOTF presets
Gamma / EOTF presets	—	2.2, 2.4
HDR formats
HDR formats	—	HDR10, HLG
Colour management (CMS)
Colour management (CMS)	—	6-axis
3D
3D	Yes	Yes
3D formats
3D formats	—	Frame packing, Side-by-side, Top-bottom, Frame sequential
3D glasses sync
3D glasses sync	—	DLP-Link
Light source
Light source
Light source	Laser (phosphor)	Laser (phosphor)
Emitter
Emitter	Blue laser + phosphor	—
Light engine
Light engine	Quantum Laser	—
Light-source life
Light-source life	30,000 h max	Up to 30,000 h max
Light output control
Light output control	Steps	Steps
Cool-down time
Cool-down time	—	90 s
Optics
Throw ratio
Throw ratio	1.48–1.62:1	1.12–1.47:1
Image size
Image size	—	31–322 in
Projection offset
Projection offset	116%	116%
Zoom
Zoom	Optical	Optical
Zoom ratio
Zoom ratio	1.09×Derived	1.31×Derived
Focal length
Focal length	12.81–16.74 mm	16.9–21.61 mm
Aperture (f-number)
Aperture (f-number)	2.5–2.67	2.43–2.78
Focus
Focus	Manual	Manual
Autofocus
Autofocus	No	No
Vertical lens shift
Vertical lens shift	None	None
Horizontal lens shift
Horizontal lens shift	None	—
Vertical keystone
Vertical keystone	30°	30°
Horizontal keystone
Horizontal keystone	—	30°
Auto keystone
Auto keystone	Yes	Yes
Corner correction
Corner correction	—	4-corner
Interchangeable lens
Interchangeable lens	No	—
Motion & gaming
Max input refresh
Max input refresh	—	1080p: 120 Hz
Input lag
Input lag	—	1080p: 60 Hz 17 ms · 120 Hz 8.6 ms · 4K UHD: 60 Hz 17 ms
Inputs & control
HDMI inputs
HDMI inputs	2 × HDMI 1.4	HDMI 2.0 · HDMI 2.0 (HDCP 2.2)
Other video inputs
Other video inputs	VGA	—
Max input resolution
Max input resolution	3420 × 2160	DCI 4K
Audio inputs
Audio inputs	3.5 mm	—
USB media playback
USB media playback	No	—
Control ports
Control ports	RS-232	RS-232
Control-system drivers
Control-system drivers	—	Crestron, AMX
Horizontal scan
Horizontal scan	15–100 kHz	15–140 kHz
Vertical scan
Vertical scan	24–120 Hz	24–120 Hz
Smart platform
Ethernet
Ethernet	No	Yes
Audio
Speaker power
Speaker power	15 W	15 W
Speakers
Speakers	1	1
Layout
Layout	Mono	—
Audio outputs
Audio outputs	3.5 mm	3.5 mm
HDMI audio return
HDMI audio return	NoneDerived	NoneDerived
Physical & installation
Dimensions (W × D × H)
Dimensions (W × D × H)	278 × 216 × 116 mm	274 × 216 × 114 mm
Weight
Weight	2,900 g	3,000 g
Orientations
Orientations	Table, Ceiling, Rear, Portrait, 360°	Table, Ceiling, Rear, Portrait, 360°
Ceiling mount
Ceiling mount	—	M4, screws ≥ 10 mm
Dust filter
Dust filter	None	—
Ingress protection
Ingress protection	IP6X	IP6X
Environment & power
Operating temperature
Operating temperature	0–40°C	0–40°C
Operating humidity
Operating humidity	0–85%RH	—
Altitude
Altitude	3,048 m	2,500 m · high-altitude mode
Power draw
Power draw	Max 139 W	Max 173 W · Eco 119 W
Standby
Standby	Up to 0.5 W	Up to 0.5 W
Power supply
Power supply	—	External adapter
Mains input
Mains input	100–240 V · 50/60 Hz	100–240 V · 50/60 Hz
DC input
DC input	—	19 V
Fan noise
Fan noise	Normal 30 dB(A) · Eco 28 dB(A)	Max 31 dB(A) · Normal 29 dB(A)
Safety & support
Laser class
Laser class	—	Class 1
Risk group
Risk group	—	RG2
FDA laser notice
FDA laser notice	—	Notice 57
Marks
Marks	CE, FCC, CCC	FCC
Warranty
Warranty	—	3 yr (light source 5 yr or 12,000 h)
User manual
User manual	—	https://region-resource.optoma.com/products/import/Documents/02387d20-4b12-4d04-97e4-be316b803cf2.pdf
In the box
In the box
In the box	Power adapter, Remote, Quick start guide, HDMI cable	Power cord, Remote, Remote batteries, Quick start guide
Remote
Remote	IR	—

InFocus INL178$699.99 · Amazon · Used

Buy

Optoma ZH420$1,369 · Amazon

Buy