Casio XJ-M251 vs NEC M333XS

Casio XJ-M251 is $163.99 cheaper and sharper.

	Casio XJ-M251$215 · Amazon · Used Buy	NEC M333XS$378.99 · Amazon · Used Buy

Key differences
White light output
White light output	—	3,300 lm ISO (Max power, Bright mode)
Native resolution
Native resolution	WXGA (1280 × 800)	1024 × 768
Throw ratio
Throw ratio	1.32–1.93:1	0.56:1
Light source
Light source	Hybrid laser + LED	Lamp
Fan noise
Fan noise	—	Max 36 dB(A) · Normal 30 dB(A) · Eco 30 dB(A)
Best price
Best price	$215	$378.99
Room fit80″100″120″150″
Distance to screen
Distance to screen	2.8–4.2 m	1.1 m
Picture
White light output
White light output	—	3,300 lm ISO (Max power, Bright mode)
Claimed brightness (non-standard)
Claimed brightness (non-standard)	3,000 lm	—
Imaging technology
Imaging technology	DLP	DLP
Chip / panel diagonal
Chip / panel diagonal	0.65 in	0.55 in
Native resolution
Native resolution	WXGA (1280 × 800)	1024 × 768
Native aspect
Native aspect	16:10Derived	4:3Derived
Dynamic contrast
Dynamic contrast	1,800:1	10,000:1
Colour bit depth (per channel)
Colour bit depth (per channel)	—	10 bit
Picture mode memories
Picture mode memories	—	7
3D
3D	Yes	Yes
3D formats
3D formats	Frame sequential	Frame packing, Side-by-side, Top-bottom, Frame sequential
3D glasses sync
3D glasses sync	—	DLP-Link
Light source
Light source
Light source	Hybrid laser + LED	Lamp
Emitter
Emitter	Laser + LED	—
Lamp power
Lamp power	—	270 W
Replacement lamp
Replacement lamp	—	NP30LP
Light-source life
Light-source life	20,000 h	3,500 h max · 5,000 h normal · 8,000 h eco
Constant brightness mode
Constant brightness mode	—	Yes
Warm-up time
Warm-up time	5 s	11 s
Optics
Throw ratio
Throw ratio	1.32–1.93:1	0.56:1
Image size
Image size	35–300 in	60–150 in
Projection offset
Projection offset	83%	—
Zoom
Zoom	Optical	Digital
Zoom ratio
Zoom ratio	1.46×Derived	—
Focal length
Focal length	—	6.5 mm
Aperture (f-number)
Aperture (f-number)	—	2.4
Focus
Focus	Manual	Manual
Autofocus
Autofocus	No	No
Vertical keystone
Vertical keystone	30°	30°
Auto keystone
Auto keystone	Yes	Yes
Inputs & control
HDMI inputs
HDMI inputs	HDMI	2 × HDMI
Other video inputs
Other video inputs	VGA	VGA
Max input resolution
Max input resolution	1600 × 1200	WUXGA
Audio inputs
Audio inputs	3.5 mm, RCA	3.5 mm, RCA, Microphone
USB media playback
USB media playback	—	Yes
Control ports
Control ports	RS-232	RS-232
PJLink
PJLink	—	Class 1
Control-system drivers
Control-system drivers	Crestron	Crestron
Horizontal scan
Horizontal scan	31.5–91.1 kHz	15–100 kHz
Vertical scan
Vertical scan	56–85 Hz	50–120 Hz
Smart platform
Ethernet
Ethernet	—	Yes
Audio
Speaker power
Speaker power	5 W	20 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)	—	368 × 286 × 97 mm
Weight
Weight	—	3,700 g
Colours
Colours	White	—
Orientations
Orientations	Ceiling, Rear	Table, Ceiling, Rear
Ceiling mount
Ceiling mount	3 × M3, 7 mm deep	—
Dust filter
Dust filter	—	None
Sealed optical engine
Sealed optical engine	—	Yes
Environment & power
Operating temperature
Operating temperature	—	5–40°C
Operating humidity
Operating humidity	20–80%RH	20–80%RH
Altitude
Altitude	3,000 m · high-altitude mode	2,400 m · high-altitude mode
Power draw
Power draw	Max 180 W · Normal 180 W · Eco 145 W	Max 335 W · Normal 278 W · Eco 246 W
Standby
Standby	0.12 W	0.4 W
Networked standby
Networked standby	—	2.9 W
Mains input
Mains input	100–240 V · 50/60 Hz	100–240 V · 50/60 Hz
Fan noise
Fan noise	—	Max 36 dB(A) · Normal 30 dB(A) · Eco 30 dB(A)
Safety & support
Marks
Marks	—	FCC, UL
Warranty
Warranty	3 yr (light source 3 yr or 6,000 h)	3 yr (light source 6 mo or 1,000 h)
User manual
User manual	https://www.projectorcentral.com/pdf/projector_manual_8251.pdf	https://sharp-displays.jp.sharp/support/webdl/dl_service/data/manual/en/m403w/M403W_manual_ENG.pdf
In the box
In the box
In the box	Power cord, Remote, Quick start guide, VGA cable	Power cord, Remote, Quick start guide, User manual, VGA cable, Lens cap
Remote
Remote	—	IR

Casio XJ-M251$215 · Amazon · Used

Buy

NEC M333XS$378.99 · Amazon · Used

Buy