Optoma 4K400x vs ViewSonic PS700W

Optoma 4K400x is sharper, lighter and in stock. ViewSonic PS700W is $143 cheaper.

	Optoma 4K400x$1,399 · Amazon Buy	ViewSonic PS700WMSRP $1,256

Key differences
White light output
White light output	—	3,300 lm ANSI
Native resolution
Native resolution	1080p (1920 × 1080)	WXGA (1280 × 800)
Throw ratio
Throw ratio	1.5–1.66:1	0.23:1
Lowest input lag
Lowest input lag	4.5 msDerived	—
HDR formats
HDR formats	HDR10, HLG	—
Fan noise
Fan noise	Max 28 dB(A) · Normal 26 dB(A)	—
MSRP
MSRP	—	$1,256
Best price
Best price	$1,399	—
Room fit80″100″120″150″
Distance to screen
Distance to screen	3.3–3.7 m	0.50 m
Picture
White light output
White light output	—	3,300 lm ANSI
Claimed brightness (non-standard)
Claimed brightness (non-standard)	4,000 lm	—
Brightness uniformity
Brightness uniformity	80%	—
Imaging technology
Imaging technology	DLP	DLP
Chip / panel diagonal
Chip / panel diagonal	0.47 in	0.65 in
Native resolution
Native resolution	1080p (1920 × 1080)	WXGA (1280 × 800)
Native aspect
Native aspect	16:9Derived	16:10Derived
Addressable resolution
Addressable resolution	4K UHD (3840 × 2160)	—
Colour wheel segments
Colour wheel segments	—	6
Dynamic contrast
Dynamic contrast	1,000,000:1	—
Dynamic contrast method
Dynamic contrast method	Light-source dimming	—
Colour bit depth (per channel)
Colour bit depth (per channel)	—	10 bit
Gamma / EOTF presets
Gamma / EOTF presets	2.2, 2.4	—
Colour temperature presets
Colour temperature presets	D93, D65, D55, Native	—
HDR formats
HDR formats	HDR10, HLG	—
Tone mapping
Tone mapping	Adjustable	—
Colour management (CMS)
Colour management (CMS)	6-axis	—
3D
3D	Yes	Yes
3D formats
3D formats	Frame packing	—
Light source
Light source
Light source	Lamp	Lamp
Lamp power
Lamp power	240 W	240 W
Replacement lamp
Replacement lamp	—	RLC-107
Light-source life
Light-source life	4,000 h max · 10,000 h eco · 15,000 h dynamic	3,000 h normal · 7,500 h dynamic
Cool-down time
Cool-down time	90 s	—
Optics
Throw ratio
Throw ratio	1.5–1.66:1	0.23:1
Image size
Image size	33–300 in	87–120 in
Projection offset
Projection offset	105%	—
Zoom
Zoom	Optical	None
Zoom ratio
Zoom ratio	1.11×Derived	—
Focal length
Focal length	15.84–17.42 mm	—
Aperture (f-number)
Aperture (f-number)	1.98–2.02	—
Focus
Focus	Manual	Manual
Autofocus
Autofocus	No	—
Vertical lens shift
Vertical lens shift	—	None
Horizontal lens shift
Horizontal lens shift	—	None
Vertical keystone
Vertical keystone	40°	30°
Horizontal keystone
Horizontal keystone	40°	30°
Corner correction
Corner correction	—	4-corner
Grid warp
Grid warp	Yes	—
Interchangeable lens
Interchangeable lens	—	No
Motion & gaming
Max input refresh
Max input refresh	1080p: 240 Hz	—
Input lag
Input lag	1080p: 60 Hz 16.7 ms · 120 Hz 8.9 ms · 240 Hz 4.5 ms · 4K UHD: 60 Hz 16.7 ms	—
Inputs & control
HDMI inputs
HDMI inputs	2 × HDMI 2.0 (HDCP 2.2)	HDMI 1.4 (HDCP 1.4) · HDMI
Other video inputs
Other video inputs	—	VGA, Component, Composite
Max input resolution
Max input resolution	DCI 4K	1080p
Audio inputs
Audio inputs	—	3.5 mm, RCA
Control ports
Control ports	RS-232, 12 V trigger	RS-232
Control-system drivers
Control-system drivers	—	Crestron, AMX
Horizontal scan
Horizontal scan	31–135 kHz	15–102 kHz
Vertical scan
Vertical scan	24–120 Hz	23–120 Hz
Smart platform
Ethernet
Ethernet	—	Yes
Audio
Speaker power
Speaker power	10 W	20 W
Speakers
Speakers	1	2
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)	315 × 270 × 115 mm	434 × 388 × 153 mm
Weight
Weight	4,200 g	6,100 g
Orientations
Orientations	Table, Ceiling, Rear	Table, Ceiling
Environment & power
Operating temperature
Operating temperature	5–40°C	0–40°C
Operating humidity
Operating humidity	10–85%RH	0–90%RH
Altitude
Altitude	3,000 m · high-altitude mode	3,000 m · high-altitude mode
Power draw
Power draw	Max 305 W · Eco 220 W	410 W
Standby
Standby	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	Max 28 dB(A) · Normal 26 dB(A)	—
Safety & support
Risk group
Risk group	RG2	—
Marks
Marks	FCC	FCC
Warranty
Warranty	—	3 yr (light source 1 yr)
User manual
User manual	https://region-resource.optoma.com/products/import/Documents/13cdc4ab-4017-4930-a4fd-d023d407c4fe.pdf	https://www.viewsonicglobal.com/public/products_download/user_guide/Projector/PS700W_PS700X_PS750W_PS750X_PS750HD/PS700W_PS700X_PS750W_PS750X_PS750HD_UG_ENG.pdf
Spare parts
Spare parts	—	Lamp RLC-107
In the box
In the box
In the box	Power cord, Remote, Remote batteries, User manual	Power cord, Remote, Quick start guide, VGA cable
Remote
Remote	Backlit	—

Optoma 4K400x$1,399 · Amazon

Buy

ViewSonic PS700WMSRP $1,256