InFocus INL174 vs ViewSonic LS710HD

InFocus INL174 is lighter. ViewSonic LS710HD is sharper.

	InFocus INL174MSRP $1,389	ViewSonic LS710HD

Key differences
White light output
White light output	—	4,200 lm ANSI
Native resolution
Native resolution	1024 × 768	1080p (1920 × 1080)
Throw ratio
Throw ratio	1.94–2.16:1	0.49:1
Fan noise
Fan noise	Normal 30 dB(A) · Eco 28 dB(A)	—
MSRP
MSRP	$1,389	—
Room fit80″100″120″150″
Distance to screen
Distance to screen	3.9–4.4 m	1.1 m
Picture
White light output
White light output	—	4,200 lm ANSI
Claimed brightness (non-standard)
Claimed brightness (non-standard)	4,100 lm	—
Brightness uniformity
Brightness uniformity	85%	—
Imaging technology
Imaging technology	DLP	DLP
Chip / panel diagonal
Chip / panel diagonal	0.55 in	—
Native resolution
Native resolution	1024 × 768	1080p (1920 × 1080)
Native aspect
Native aspect	4:3Derived	16:9Derived
Dynamic contrast
Dynamic contrast	3,500,000:1	3,000,000:1
Colour bit depth (per channel)
Colour bit depth (per channel)	—	10 bit
3D
3D	Yes	Yes
3D formats
3D formats	—	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-source life
Light-source life	30,000 h max	20,000 h normal · 30,000 h dynamic
Light output control
Light output control	Steps	—
Optics
Throw ratio
Throw ratio	1.94–2.16:1	0.49:1
Image size
Image size	—	40–300 in
Projection offset
Projection offset	115%	—
Zoom
Zoom	Optical	None
Zoom ratio
Zoom ratio	1.11×Derived	—
Focal length
Focal length	21.85–24 mm	—
Aperture (f-number)
Aperture (f-number)	2.41–2.53	—
Focus
Focus	Manual	Manual
Autofocus
Autofocus	No	—
Vertical lens shift
Vertical lens shift	None	None
Horizontal lens shift
Horizontal lens shift	None	None
Vertical keystone
Vertical keystone	30°	15°
Horizontal keystone
Horizontal keystone	—	15°
Auto keystone
Auto keystone	Yes	Yes
Corner correction
Corner correction	—	4-corner
Interchangeable lens
Interchangeable lens	No	No
Inputs & control
HDMI inputs
HDMI inputs	2 × HDMI 1.4	HDMI (HDCP 2.2) · HDMI (HDCP 1.4)
Other video inputs
Other video inputs	VGA	—
Max input resolution
Max input resolution	1080p	4K UHD
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
Horizontal scan
Horizontal scan	15–100 kHz	15–102 kHz
Vertical scan
Vertical scan	24–120 Hz	23–120 Hz
Smart platform
Ethernet
Ethernet	No	Yes
Audio
Speaker power
Speaker power	15 W	30 W
Speakers
Speakers	1	2
Layout
Layout	Mono	Stereo
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	337 × 265 × 132 mm
Weight
Weight	2,900 g	4,500 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	—
Sealed optical engine
Sealed optical engine	—	Yes
Environment & power
Operating temperature
Operating temperature	0–40°C	0–40°C
Operating humidity
Operating humidity	0–85%RH	10–80%RH
Altitude
Altitude	3,048 m	3,658 m · high-altitude mode
Power draw
Power draw	Max 139 W	245 W
Standby
Standby	Up to 0.5 W	Up to 0.5 W
Mains input
Mains input	100–240 V · 50/60 Hz	100–240 V · 50/60 Hz
Fan noise
Fan noise	Normal 30 dB(A) · Eco 28 dB(A)	—
Safety & support
Risk group
Risk group	—	RG2
Marks
Marks	CE, FCC, CCC	FCC
Warranty
Warranty	—	3 yr (light source 1 yr)
User manual
User manual	https://cdn.infocus.com/2024/08/Quantum-Laser_Core_CoreII_Superior-Series_EN.pdf	https://www.viewsonicglobal.com/public/products_download/user_guide/projector/LS751HD/LS710HD_LS751HD_UG_ENG.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	IR