NEC UM361X vs Panasonic PT-LB356

NEC UM361X is brighter and quieter. Panasonic PT-LB356 is lighter.

	NEC UM361X$399 · Amazon · Used Buy	Panasonic PT-LB356

Key differences
White light outputISO
White light outputISO	3,600 lm ISO	3,300 lm ISO (Normal power, Dynamic mode) · 3,300 lm ANSI
Throw ratio
Throw ratio	0.36:1	1.48–1.78:1
Fan noise
Fan noise	Max 38 dB(A) · Normal 29 dB(A) · Eco 28 dB(A)	Normal 38 dB(A) · Eco 35 dB(A)
Best price
Best price	$399	—
Room fit80″100″120″150″
Distance to screen
Distance to screen	0.73 m	3.0–3.6 m
Picture
White light outputISO
White light outputISO	3,600 lm ISO	3,300 lm ISO (Normal power, Dynamic mode) · 3,300 lm ANSI
Brightness uniformity
Brightness uniformity	—	85%
Imaging technology
Imaging technology	3LCD	3LCD
Chip / panel diagonal
Chip / panel diagonal	0.63 in	0.63 in
Native resolution
Native resolution	1024 × 768	1024 × 768
Native aspect
Native aspect	4:3Derived	4:3Derived
Dynamic contrast
Dynamic contrast	6,000:1	20,000:1
Dynamic contrast method
Dynamic contrast method	Dynamic iris	—
Colour bit depth (per channel)
Colour bit depth (per channel)	10 bit	8 bit
Picture mode memories
Picture mode memories	7	—
Light source
Light source
Light source	Lamp	Lamp
Lamp power
Lamp power	255 W	230 W
Replacement lamp
Replacement lamp	NP33LP	ET-LAL510
Light-source life
Light-source life	3,800 h max · 5,000 h normal · 6,000 h eco	10,000 h normal · 20,000 h eco
Life defined as
Life defined as	—	50% brightness
Light output control
Light output control	Steps	—
Warm-up time
Warm-up time	6 s	—
Cool-down time
Cool-down time	0 s	—
Optics
Throw ratio
Throw ratio	0.36:1	1.48–1.78:1
Throw measured from
Throw measured from	Front of the case	—
Image size
Image size	61.5–117 in	30–300 in
Projection offset
Projection offset	75%	—
Zoom
Zoom	Digital	Optical
Zoom ratio
Zoom ratio	—	1.2×Derived
Focal length
Focal length	4.78 mm	19.16–23.02 mm
Aperture (f-number)
Aperture (f-number)	1.8	1.6–1.76
Focus
Focus	Manual	Manual
Autofocus
Autofocus	No	—
Vertical keystone
Vertical keystone	10°	35°
Horizontal keystone
Horizontal keystone	10°	35°
Auto keystone
Auto keystone	—	Yes
Corner correction
Corner correction	4-corner	—
Inputs & control
HDMI inputs
HDMI inputs	2 × HDMI	2 × HDMI (HDCP 1.4)
Other video inputs
Other video inputs	VGA	VGA, Composite
Max input resolution
Max input resolution	WUXGA	WUXGA
Audio inputs
Audio inputs	—	3.5 mm, RCA
USB media playback
USB media playback	—	Yes
Control ports
Control ports	RS-232	RS-232
PJLink
PJLink	Class 1	Class 2
Horizontal scan
Horizontal scan	15–100 kHz	—
Vertical scan
Vertical scan	50–120 Hz	—
Smart platform
Ethernet
Ethernet	Yes	Yes
Audio
Speaker power
Speaker power	20 W	10 W
Speakers
Speakers	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)	378 × 428 × 112 mm	335 × 252 × 96 mm
Weight
Weight	5,600 g	2,900 g
Orientations
Orientations	Table, Ceiling, Rear	Table, Ceiling, Rear
Dust filter
Dust filter	Replaceable	Replaceable
Environment & power
Operating temperature
Operating temperature	5–40°C	5–40°C
Operating humidity
Operating humidity	20–80%RH	20–80%RH
Altitude
Altitude	2,600 m · high-altitude mode	2,700 m
Power draw
Power draw	Max 337 W · Normal 257 W · Eco 214 W	Max 300 W
Standby
Standby	0.39 W	0.5 W
Networked standby
Networked standby	2.4 W	—
Power supply
Power supply	—	Built in
Mains input
Mains input	100–240 V · 50/60 Hz	100–240 V · 50/60 Hz
Fan noise
Fan noise	Max 38 dB(A) · Normal 29 dB(A) · Eco 28 dB(A)	Normal 38 dB(A) · Eco 35 dB(A)
Safety & support
Marks
Marks	FCC, UL	—
Warranty
Warranty	3 yr (light source 6 mo or 1,000 h)	—
User manual
User manual	https://sharp-displays.jp.sharp/support/webdl/dl_service/data/manual/en/um351w/UM351W_manual_ENG_v3.pdf	—
Spare parts
Spare parts	—	Lamp ET-LAL510 · Air filter ET-RFL300
In the box
In the box
In the box	Power cord, Remote, Remote batteries, Quick start guide, User manual, VGA cable	Power cord, Remote, Remote batteries
Remote
Remote	IR	—

NEC UM361X$399 · Amazon · Used

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Panasonic PT-LB356