Panasonic PT-TMZ400 vs ViewSonic PS502W

Panasonic PT-TMZ400 is sharper. ViewSonic PS502W is lighter.

	Panasonic PT-TMZ400	ViewSonic PS502WMSRP $579

Key differences
White light outputANSI
White light outputANSI	4,000 lm ISO (Normal power) · 4,000 lm ANSI	4,000 lm ANSI
Native resolution
Native resolution	WUXGA (1920 × 1200)	WXGA (1280 × 800)
Throw ratio
Throw ratio	0.43:1	0.52:1
Light source
Light source	Laser (phosphor)	Lamp
Fan noise
Fan noise	Normal 35 dB(A) · Eco 35 dB(A)	—
MSRP
MSRP	—	$579
Room fit80″100″120″150″
Distance to screen
Distance to screen	0.93 m	1.1 m
Picture
White light outputANSI
White light outputANSI	4,000 lm ISO (Normal power) · 4,000 lm ANSI	4,000 lm ANSI
Brightness uniformity
Brightness uniformity	85%	—
Imaging technology
Imaging technology	3LCD	DLP
Chip / panel diagonal
Chip / panel diagonal	0.64 in	—
Native resolution
Native resolution	WUXGA (1920 × 1200)	WXGA (1280 × 800)
Native aspect
Native aspect	16:10Derived	16:10Derived
Dynamic contrast
Dynamic contrast	3,000,000:1	15,000:1
Colour bit depth (per channel)
Colour bit depth (per channel)	—	10 bit
Light source
Light source
Light source	Laser (phosphor)	Lamp
Replacement lamp
Replacement lamp	—	RLC-128
Light-source life
Light-source life	20,000 h normal · 24,000 h eco	4,000 h normal · 12,000 h dynamic
Life defined as
Life defined as	50% brightness	—
Optics
Throw ratio
Throw ratio	0.43:1	0.52:1
Image size
Image size	50–105 in	60–300 in
Zoom
Zoom	Digital	Digital
Focal length
Focal length	6.08 mm	7.51 mm
Aperture (f-number)
Aperture (f-number)	1.8	2.8
Focus
Focus	Manual	Manual
Vertical lens shift
Vertical lens shift	None	None
Horizontal lens shift
Horizontal lens shift	None	None
Vertical keystone
Vertical keystone	15°	19°
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 (HDCP 1.4)	2 × HDMI 1.4 (HDCP 1.4)
Other video inputs
Other video inputs	VGA	VGA
Max input resolution
Max input resolution	DCI 4K	1080p
Audio inputs
Audio inputs	3.5 mm	3.5 mm
Control ports
Control ports	RS-232	RS-232
PJLink
PJLink	Class 2	—
Control-system drivers
Control-system drivers	Crestron, AMX	—
Horizontal scan
Horizontal scan	15.6–91.1 kHz	15–102 kHz
Vertical scan
Vertical scan	24–85 Hz	23–120 Hz
Smart platform
Ethernet
Ethernet	Yes	—
Audio
Speaker power
Speaker power	10 W	16 W
Speakers
Speakers	1	1
Layout
Layout	Mono	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)	349 × 370 × 138 mm	309 × 234 × 115 mm
Weight
Weight	4,900 g	2,870 g
Colours
Colours	White	—
Orientations
Orientations	Table, Ceiling, Rear, 360°	—
Ceiling mount
Ceiling mount	4 × M4	M4, screws ≤ 7 mm
Dust filter
Dust filter	Washable	—
Environment & power
Operating temperature
Operating temperature	0–45°C	0–40°C
Operating humidity
Operating humidity	20–80%RH	10–80%RH
Altitude
Altitude	2,700 m	3,657 m
Power draw
Power draw	Max 240 W · Normal 215 W · Eco 165 W	295 W
Standby
Standby	About 0.5 W	Up to 0.5 W
Networked standby
Networked standby	About 14 W	—
Mains input
Mains input	100–240 V · 50/60 Hz	100–240 V · 50/60 Hz
Fan noise
Fan noise	Normal 35 dB(A) · Eco 35 dB(A)	—
Safety & support
Laser class
Laser class	Class 1	—
Risk group
Risk group	RG2	—
Marks
Marks	FCC	—
Warranty
Warranty	—	3 yr
User manual
User manual	https://bizpartner.panasonic.net/public/ppr/file_view/208179	https://www.viewsonicglobal.com/public/products_download/user_guide/projector/PA700S_PA700X_PA700W_PS502X_PS502W/PA700S_PA700X_PA700W_PS502X_PS502W_UG_ENG.pdf
Spare parts
Spare parts	—	Lamp RLC-128
In the box
In the box
In the box	Power cord, Remote, Remote batteries	Power cord, Remote, Remote batteries, Quick start guide, VGA cable