Product comparison · 2 data projectors

Viewsonic LS921WU data projector Short throw projector 6000 ANSI lumens DMD WUXGA (1920x1200) White vs Viewsonic PX701-4K data projector Standard throw projector 3200 ANSI lumens DMD UHD 4K (3840x2160) White

73specifications compared
40differ
33identical
38known for one product only

Key differences

The Viewsonic LS921WU data projector Short throw projector 6000 ANSI lumens DMD WUXGA (1920x1200) White has 2,800 ANSI lumens more projector brightness than the Viewsonic PX701-4K data projector Standard throw projector 3200 ANSI lumens DMD UHD 4K (3840x2160) White (6000 ANSI lumens vs 3200 ANSI lumens). The Viewsonic LS921WU data projector Short throw projector 6000 ANSI lumens DMD WUXGA (1920x1200) White has 14,000 h more service life of light source than the Viewsonic PX701-4K data projector Standard throw projector 3200 ANSI lumens DMD UHD 4K (3840x2160) White (20000 h vs 6000 h). The Viewsonic PX701-4K data projector Standard throw projector 3200 ANSI lumens DMD UHD 4K (3840x2160) White has 129 W more lamp power than the Viewsonic LS921WU data projector Short throw projector 6000 ANSI lumens DMD WUXGA (1920x1200) White (203 W vs 74 W). Only the Viewsonic LS921WU data projector Short throw projector 6000 ANSI lumens DMD WUXGA (1920x1200) White has Ethernet LAN. Projector native resolution: WUXGA (1920x1200) on the Viewsonic LS921WU data projector Short throw projector 6000 ANSI lumens DMD WUXGA (1920x1200) White, UHD 4K (3840x2160) on the Viewsonic PX701-4K data projector Standard throw projector 3200 ANSI lumens DMD UHD 4K (3840x2160) White.

Projector brightness
- LS921WU data projector Short throw projector 6000 ANSI lumens DMD WUXGA (1920x1200) White:6000 ANSI lumens
- PX701-4K data projector Standard throw projector 3200 ANSI lumens DMD UHD 4K (3840x2160) White:3200 ANSI lumens
Projector native resolution
- LS921WU data projector Short throw projector 6000 ANSI lumens DMD WUXGA (1920x1200) White:WUXGA (1920x1200)
- PX701-4K data projector Standard throw projector 3200 ANSI lumens DMD UHD 4K (3840x2160) White:UHD 4K (3840x2160)
Projection distance
- LS921WU data projector Short throw projector 6000 ANSI lumens DMD WUXGA (1920x1200) White:1.04 - 3.83 m
- PX701-4K data projector Standard throw projector 3200 ANSI lumens DMD UHD 4K (3840x2160) White:1 - 10.96 m
Horizontal scan range
- LS921WU data projector Short throw projector 6000 ANSI lumens DMD WUXGA (1920x1200) White:15 - 135 kHz
- PX701-4K data projector Standard throw projector 3200 ANSI lumens DMD UHD 4K (3840x2160) White:15 - 129 kHz
Vertical scan range
- LS921WU data projector Short throw projector 6000 ANSI lumens DMD WUXGA (1920x1200) White:23 - 120 Hz
- PX701-4K data projector Standard throw projector 3200 ANSI lumens DMD UHD 4K (3840x2160) White:23 - 240 Hz
Light source type
- LS921WU data projector Short throw projector 6000 ANSI lumens DMD WUXGA (1920x1200) White:Laser
- PX701-4K data projector Standard throw projector 3200 ANSI lumens DMD UHD 4K (3840x2160) White:Lamp
Service life of light source
- LS921WU data projector Short throw projector 6000 ANSI lumens DMD WUXGA (1920x1200) White:20000 h
- PX701-4K data projector Standard throw projector 3200 ANSI lumens DMD UHD 4K (3840x2160) White:6000 h
Lamp power
- LS921WU data projector Short throw projector 6000 ANSI lumens DMD WUXGA (1920x1200) White:74 W
- PX701-4K data projector Standard throw projector 3200 ANSI lumens DMD UHD 4K (3840x2160) White:203 W

Side by side

Differences highlightedShow differences only

Comparison of LS921WU, PX701-4K
111 specifications	A Viewsonic LS921WU data projector Short throw projector 6000 ANSI lumens DMD WUXGA (1920x1200) White Model LS921WU View product	B Viewsonic PX701-4K data projector Standard throw projector 3200 ANSI lumens DMD UHD 4K (3840x2160) White Model PX701-4K View product
Projector5 differ
Projector brightnessDiffers	6000 ANSI lumens	3200 ANSI lumens
Projection technology	DMD	DMD
Projector native resolutionDiffers	WUXGA (1920x1200)	UHD 4K (3840x2160)
Native aspect ratioKnown for one	16:10	Unknown — not stated by the source
Smart projectorKnown for one	No	Unknown — not stated by the source
Screen size compatibility	762 - 7620 mm (30 - 300")	762 - 7620 mm (30 - 300")
Projection distanceDiffers	1.04 - 3.83 m	1 - 10.96 m
Contrast ratio (dynamic)Known for one	3000000:1	Unknown — not stated by the source
Number of colours	1.07 billion colours	1.07 billion colours
Horizontal scan rangeDiffers	15 - 135 kHz	15 - 129 kHz
Vertical scan rangeDiffers	23 - 120 Hz	23 - 240 Hz
Keystone correction, horizontalKnown for one	-40 - 40°	Unknown — not stated by the source
Keystone correction, vertical	-40 - 40°	-40 - 40°
Contrast ratio (typical)Known for one	Unknown — not stated by the source	12000:1
Matrix typeKnown for one	Unknown — not stated by the source	DMD
Light source3 differ
Light source typeDiffers	Laser	Lamp
Service life of light sourceDiffers	20000 h	6000 h
Lamp powerDiffers	74 W	203 W
Lamps quantityKnown for one	2 lamp(s)	Unknown — not stated by the source
Service life of light source (economic mode)Known for one	Unknown — not stated by the source	20000 h
Lens system6 differ
FocusDiffers	Manual	Auto
Focal length rangeDiffers	8.6 - 9.4 mm	15.843 - 17.445 mm
Aperture range (F-F)Differs	1.83 - 1.86	2 - 2.05
Zoom capability	Yes	Yes
Zoom typeKnown for one	Manual	Unknown — not stated by the source
Zoom ratioDiffers	2.0:1	1.1:1
Throw ratioDiffers	0.81-0.89	1.5-1.65
Horizontal lens shift rangeKnown for one	50 - -50%	Unknown — not stated by the source
Vertical lens shift rangeKnown for one	23 - -23%	Unknown — not stated by the source
OffsetDiffers	0%	120%
Digital zoomKnown for one	Unknown — not stated by the source	2x
Optical zoomKnown for one	Unknown — not stated by the source	1.1x
Video1 differ
Analog signal format system	NTSC, PAL, SECAM	NTSC, PAL, SECAM
Full HD	Yes	Yes
Supported graphics resolutionsDiffers	640 x 480 (VGA), 3840 x 2160	640 x 480 (VGA), 1920 x 1200 (WUXGA), 3840 x 2160
3DKnown for one	Unknown — not stated by the source	No
Supported video modesKnown for one	Unknown — not stated by the source	720p, 1080i, 1080p, 2160p
Ports & interfaces4 differ
VGA (D-Sub) ports quantityDiffers	2	0
HDMI ports quantity	2	2
HDMI connector type	Full-size	Full-size
HDMI version	2.0b	2.0b
Component video (YPbPr/YCbCr) in	0	0
Composite video inDiffers	1	0
DVI port	No	No
S-Video inputs quantityDiffers	1	0
HDBaseT portKnown for one	Yes	Unknown — not stated by the source
USB 2.0 ports quantity	1	1
USB 2.0 Type-A ports quantityKnown for one	1	Unknown — not stated by the source
Audio (L/R) inDiffers	1	0
Headphone outputsKnown for one	1	Unknown — not stated by the source
Microphone inKnown for one	Yes	Unknown — not stated by the source
Serial interface type	RS-232	RS-232
PC Audio inKnown for one	Yes	Unknown — not stated by the source
PC Audio out	Yes	Yes
3D sync portKnown for one	Yes	Unknown — not stated by the source
AC (power) in	Yes	Yes
Mobile High-Definition Link (MHL)Known for one	Unknown — not stated by the source	No
Network1 differ
Smart TV	No	No
Ethernet LANDiffers	Yes	No
Ethernet LAN (RJ-45) portsKnown for one	1	Unknown — not stated by the source
Wi-Fi	No	No
Storageidentical
Card reader integrated	No	No
Features2 differ
InteractiveKnown for one	No	Unknown — not stated by the source
Noise levelDiffers	36 dB	31 dB
Noise level (economic mode)Differs	29 dB	27 dB
HDCP	Yes	Yes
Projection modesKnown for one	Ceiling, Front, Rear	Unknown — not stated by the source
On Screen Display (OSD)	Yes	Yes
On Screen Display (OSD) languages	Arabic, Simplified Chinese, Traditional Chinese, Czech, German, Dutch, English, Spanish, Finnish, French, Greek, Indonesian, Italian, Japanese, Korean, Polish, Portuguese, Russian, Swedish, Thai, Turkish, Vietnamese	Arabic, Simplified Chinese, Traditional Chinese, Czech, German, Dutch, English, Spanish, Finnish, French, Greek, Indonesian, Italian, Japanese, Korean, Polish, Portuguese, Russian, Swedish, Thai, Turkish, Vietnamese
Number of OSD languages	23	23
High Dynamic Range (HDR) supportedKnown for one	Unknown — not stated by the source	Yes
High Dynamic Range (HDR) technologyKnown for one	Unknown — not stated by the source	Hybrid Log-Gamma (HLG)
Separate H/V syncKnown for one	Unknown — not stated by the source	Yes
Multimedia1 differ
Built-in speaker(s)	Yes	Yes
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
RMS rated powerDiffers	20 W	10 W
Design3 differ
Product typeDiffers	Short throw projector	Standard throw projector
Market positioningDiffers	Business	Gaming
Product colour	White	White
PlacementDiffers	Desktop, Ceiling	Desktop
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Displayidentical
Built-in display	No	No
Power2 differ
Power source	AC	AC
Power consumption (typical)Differs	450 W	290 W
Power consumption (standby)	0.5 W	0.5 W
AC input voltageDiffers	100-120 V	100-240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Operational conditionsidentical
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Storage temperature (T-T)Known for one	-20 - 60 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Operating altitudeKnown for one	0 - 3000 m	Unknown — not stated by the source
Weight & dimensions8 differ
WeightDiffers	6.6 kg	2.8 kg
WidthDiffers	405 mm	312 mm
DepthDiffers	305 mm	222 mm
HeightDiffers	145 mm	108 mm
Package widthDiffers	515 mm	415 mm
Package depthDiffers	490 mm	168 mm
Package heightDiffers	276 mm	297 mm
Package weightDiffers	9.1 kg	4 kg
Packaging content1 differ
Remote control included	Yes	Yes
Cables includedDiffers	AC, VGA	AC
ManualKnown for one	Yes	Unknown — not stated by the source
Logistics data3 differ
Harmonized System (HS) code	8528620000	8528620000
Pallet gross heightDiffers	178 cm	190.2 cm
Pallet gross lengthDiffers	98 cm	83.4 cm
Pallet gross widthDiffers	103 cm	100.8 cm
Products per master (outer) case	1 pc(s)	1 pc(s)
Quantity per packKnown for one	Unknown — not stated by the source	1 pc(s)
Technical detailsidentical
Refresh ratesKnown for one	Unknown — not stated by the source	240 Hz

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

More data projector comparisons

All data projector comparisons