InFocus INL3148HD vs ViewSonic LS900WU

InFocus INL3148HD is lighter. ViewSonic LS900WU is sharper.

	InFocus INL3148HD	ViewSonic LS900WUMSRP $3,953

Key differences
White light output
White light output	—	6,000 lm ANSI
Native resolution
Native resolution	1080p (1920 × 1080)	WUXGA (1920 × 1200)
Throw ratio
Throw ratio	1.4–2.24:1	1.2–1.9:1
MSRP
MSRP	—	$3,953
Room fit80″100″120″150″
Distance to screen
Distance to screen	3.1–5.0 m	2.6–4.1 m
Picture
White light output
White light output	—	6,000 lm ANSI
Claimed brightness (non-standard)
Claimed brightness (non-standard)	5,500 lm	—
Brightness uniformity
Brightness uniformity	85%	—
Imaging technology
Imaging technology	DLP	DLP
Chip / panel diagonal
Chip / panel diagonal	0.65 in	—
Native resolution
Native resolution	1080p (1920 × 1080)	WUXGA (1920 × 1200)
Native aspect
Native aspect	16:9Derived	16:10Derived
Dynamic contrast
Dynamic contrast	—	100,000:1
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	Side-by-side, Top-bottom, Frame sequential
Light source
Light source
Light source	Laser (phosphor)	Laser (phosphor)
Emitter
Emitter	Blue laser + phosphor	Blue laser + phosphor
Light engine
Light engine	Quantum Color Engine	—
Light-source life
Light-source life	30,000 h	20,000 h normal · 30,000 h dynamic
Light output control
Light output control	Steps	—
Optics
Throw ratio
Throw ratio	1.4–2.24:1	1.2–1.9:1
Image size
Image size	28.2–300 in	50–300 in
Projection offset
Projection offset	113%	—
Zoom
Zoom	Optical	Optical
Zoom ratio
Zoom ratio	1.6×Derived	1.58×Derived
Focal length
Focal length	25–32.6 mm	—
Focus
Focus	Manual	—
Autofocus
Autofocus	No	—
Vertical lens shift
Vertical lens shift	—	-2.4–9.2%
Horizontal lens shift
Horizontal lens shift	—	±2.5%
Vertical keystone
Vertical keystone	30°	25°
Horizontal keystone
Horizontal keystone	30°	30°
Auto keystone
Auto keystone	Yes	—
Corner correction
Corner correction	4-corner	4-corner
Inputs & control
HDMI inputs
HDMI inputs	HDMI 2.0 · HDMI 1.4	3 × HDMI 1.4
Other video inputs
Other video inputs	VGA, Composite, HDBaseT	VGA, Composite, HDBaseT
Max input resolution
Max input resolution	DCI 4K	WUXGA
Audio inputs
Audio inputs	3.5 mm, Microphone	3.5 mm, RCA
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	15–102 kHz	15–102 kHz
Vertical scan
Vertical scan	23–120 Hz	23–120 Hz
Smart platform
Ethernet
Ethernet	Yes	—
Audio
Speaker power
Speaker power	20 W	10 W
Speakers
Speakers	2	2
Layout
Layout	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)	374 × 302 × 117 mm	360 × 440 × 161 mm
Weight
Weight	5,500 g	11,000 g
Orientations
Orientations	Table, Ceiling, Portrait, 360°	Portrait, 360°
Ceiling mount
Ceiling mount	—	M4, screws ≤ 12 mm
Ingress protection
Ingress protection	IP5X	—
Environment & power
Operating temperature
Operating temperature	0–40°C	0–40°C
Operating humidity
Operating humidity	10–85%RH	10–90%RH
Altitude
Altitude	3,048 m	3,000 m
Power draw
Power draw	Max 341 W	430 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
Safety & support
Laser class
Laser class	—	Class 1 (US: Class 3R)
Risk group
Risk group	—	RG2
FDA laser notice
FDA laser notice	—	Notice 50
Marks
Marks	CE, FCC, UL, KC	FCC, UL
Warranty
Warranty	—	5 yr or 20,000 h (light source 5 yr or 20,000 h)
User manual
User manual	https://www.projectorcentral.com/pdf/projector_manual_10793.pdf	https://www.viewsonicglobal.com/public/products_download/user_guide/Projector/LS900WU/LS900WU_UG_ENG.pdf
In the box
In the box
In the box	Remote, Quick start guide, User manual, Warranty card, HDMI cable	Power cord, Remote, Quick start guide, VGA cable