Product comparison · 2 data projectors

Samsung SP-LPU7DSAX Ultra short throw projector UHD 4K (3840x2160) White vs Viewsonic LSC731WU-ST data projector Standard throw projector 7300 ANSI lumens 3LCD WUXGA (1920x1200) White

41specifications compared
25differ
16identical
82known for one product only

Key differences

The Viewsonic LSC731WU-ST data projector Standard throw projector 7300 ANSI lumens 3LCD WUXGA (1920x1200) White has 2,999,000 :1 more contrast ratio (typical) than the Samsung SP-LPU7DSAX Ultra short throw projector UHD 4K (3840x2160) White (3000000:1 vs 1000:1). The Viewsonic LSC731WU-ST data projector Standard throw projector 7300 ANSI lumens 3LCD WUXGA (1920x1200) White has 5 :9 more native aspect ratio than the Samsung SP-LPU7DSAX Ultra short throw projector UHD 4K (3840x2160) White (21:9 vs 16:9). The Viewsonic LSC731WU-ST data projector Standard throw projector 7300 ANSI lumens 3LCD WUXGA (1920x1200) White has 2 more VGA (D-Sub) ports quantity than the Samsung SP-LPU7DSAX Ultra short throw projector UHD 4K (3840x2160) White (2 vs 0). Only the Samsung SP-LPU7DSAX Ultra short throw projector UHD 4K (3840x2160) White has smart projector. Only the Viewsonic LSC731WU-ST data projector Standard throw projector 7300 ANSI lumens 3LCD WUXGA (1920x1200) White has full HD.

Projector brightness
- SP-LPU7DSAX Ultra short throw projector UHD 4K (3840x2160) White:2500 ISO lumens
- LSC731WU-ST data projector Standard throw projector 7300 ANSI lumens 3LCD WUXGA (1920x1200) White:7300 ANSI lumens
Projector native resolution
- SP-LPU7DSAX Ultra short throw projector UHD 4K (3840x2160) White:UHD 4K (3840x2160)
- LSC731WU-ST data projector Standard throw projector 7300 ANSI lumens 3LCD WUXGA (1920x1200) White:WUXGA (1920x1200)
Contrast ratio (typical)
- SP-LPU7DSAX Ultra short throw projector UHD 4K (3840x2160) White:1000:1
- LSC731WU-ST data projector Standard throw projector 7300 ANSI lumens 3LCD WUXGA (1920x1200) White:3000000:1
Native aspect ratio
- SP-LPU7DSAX Ultra short throw projector UHD 4K (3840x2160) White:16:9
- LSC731WU-ST data projector Standard throw projector 7300 ANSI lumens 3LCD WUXGA (1920x1200) White:21:9
Smart projector
- SP-LPU7DSAX Ultra short throw projector UHD 4K (3840x2160) White:Yes
- LSC731WU-ST data projector Standard throw projector 7300 ANSI lumens 3LCD WUXGA (1920x1200) White:No
Screen size compatibility
- SP-LPU7DSAX Ultra short throw projector UHD 4K (3840x2160) White:2286 - 3048 mm (90 - 120")
- LSC731WU-ST data projector Standard throw projector 7300 ANSI lumens 3LCD WUXGA (1920x1200) White:1270 - 7620 mm (50 - 300")
Full HD
- SP-LPU7DSAX Ultra short throw projector UHD 4K (3840x2160) White:No
- LSC731WU-ST data projector Standard throw projector 7300 ANSI lumens 3LCD WUXGA (1920x1200) White:Yes
VGA (D-Sub) ports quantity
- SP-LPU7DSAX Ultra short throw projector UHD 4K (3840x2160) White:0
- LSC731WU-ST data projector Standard throw projector 7300 ANSI lumens 3LCD WUXGA (1920x1200) White:2

Side by side

Differences highlightedShow differences only

Comparison of SP-LPU7DSAX, LSC731WU-ST
123 specifications	A Samsung SP-LPU7DSAX Ultra short throw projector UHD 4K (3840x2160) White Model SP-LPU7DSAX View product	B Viewsonic LSC731WU-ST data projector Standard throw projector 7300 ANSI lumens 3LCD WUXGA (1920x1200) White Model LSC731WU-ST View product
Projector6 differ
Projector brightnessDiffers	2500 ISO lumens	7300 ANSI lumens
Projection technologyKnown for one	Unknown — not stated by the source	3LCD
Projector native resolutionDiffers	UHD 4K (3840x2160)	WUXGA (1920x1200)
Contrast ratio (typical)Differs	1000:1	3000000:1
Native aspect ratioDiffers	16:9	21:9
Smart projectorDiffers	Yes	No
Screen size compatibilityDiffers	2286 - 3048 mm (90 - 120")	1270 - 7620 mm (50 - 300")
Projection distanceKnown for one	Unknown — not stated by the source	0.73 - 5.31 m
Number of coloursKnown for one	Unknown — not stated by the source	1.07 billion colours
Horizontal synchronization (max)Known for one	Unknown — not stated by the source	100 kHz
Horizontal synchronization (min)Known for one	Unknown — not stated by the source	15 kHz
Keystone correction, horizontalKnown for one	Unknown — not stated by the source	+-15°
Keystone correction, verticalKnown for one	Unknown — not stated by the source	+-10°
Matrix sizeKnown for one	Unknown — not stated by the source	1.63 cm (0.64")
Matrix typeKnown for one	Unknown — not stated by the source	MLA
Vertical synchronization (max)Known for one	Unknown — not stated by the source	0.085 kHz
Vertical synchronization (min)Known for one	Unknown — not stated by the source	0.023 kHz
Screen size (max)Known for one	Unknown — not stated by the source	7.62 m (300")
Picture processing technologyKnown for one	Samsung Real Depth Enhancer	Unknown — not stated by the source
Contrast ratio (dynamic)Known for one	2000000:1	Unknown — not stated by the source
Contrast enhancerKnown for one	Yes	Unknown — not stated by the source
Motion interpolation technologyKnown for one	Motion Xcelerator	Unknown — not stated by the source
Light sourceidentical
Light source type	Laser	Laser
Service life of light sourceKnown for one	Unknown — not stated by the source	20000 h
Service life of light source (economic mode)Known for one	Unknown — not stated by the source	30000 h
Light source brightnessKnown for one	Unknown — not stated by the source	8300 lm
Lens systemidentical
Focal length rangeKnown for one	Unknown — not stated by the source	9.66 - 11.65 mm
Aperture range (F-F)Known for one	Unknown — not stated by the source	1.7 - 1.8
Zoom capabilityKnown for one	Unknown — not stated by the source	Yes
Digital zoomKnown for one	Unknown — not stated by the source	4x
Optical zoomKnown for one	Unknown — not stated by the source	1.2x
Throw ratioKnown for one	Unknown — not stated by the source	0.679 - 0.821
Horizontal lens shift rangeKnown for one	Unknown — not stated by the source	-23 - 23%
Vertical lens shift rangeKnown for one	Unknown — not stated by the source	0 - 50%
OffsetKnown for one	Unknown — not stated by the source	0%
FocusKnown for one	Manual	Unknown — not stated by the source
Video1 differ
Full HDDiffers	No	Yes
3D	No	No
Supported graphics resolutionsKnown for one	Unknown — not stated by the source	640 x 480 (VGA), 3840 x 2160
Supported video modesKnown for one	Unknown — not stated by the source	480i, 480p, 576i, 576p, 720p, 1080i, 1080p, 2160p
Analog signal format systemKnown for one	Not supported	Unknown — not stated by the source
Ports & interfaces3 differ
VGA (D-Sub) ports quantityDiffers	0	2
HDMI ports quantityDiffers	3	2
HDMI connector typeKnown for one	Unknown — not stated by the source	Full-size
HDMI versionKnown for one	Unknown — not stated by the source	1.4
Component video (YPbPr/YCbCr) in	0	0
Composite video in	0	0
DVI port	No	No
USB 2.0 Type-A ports quantityKnown for one	Unknown — not stated by the source	1
USB 2.0 Type-B ports quantityKnown for one	Unknown — not stated by the source	1
Audio (L/R) in	0	0
Serial interface typeDiffers	RS-232C	RS-232
PC Audio inKnown for one	Unknown — not stated by the source	Yes
PC Audio outKnown for one	Unknown — not stated by the source	Yes
PC in (D-Sub)Known for one	Unknown — not stated by the source	Yes
AC (power) inKnown for one	Unknown — not stated by the source	Yes
USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
Consumer Electronics Control (CEC)Known for one	Anynet+	Unknown — not stated by the source
Enhanced Audio Return Channel (eARC)Known for one	Yes	Unknown — not stated by the source
Network3 differ
Smart TVDiffers	Yes	No
Ethernet LAN	Yes	Yes
Ethernet LAN (RJ-45) portsDiffers	1	2
Wi-FiDiffers	Yes	No
Wi-Fi standardsKnown for one	Wi-Fi 5 (802.11ac)	Unknown — not stated by the source
Web browserKnown for one	Yes	Unknown — not stated by the source
BluetoothKnown for one	Yes	Unknown — not stated by the source
Bluetooth versionKnown for one	5.2	Unknown — not stated by the source
Apple AirPlay 2 supportKnown for one	Yes	Unknown — not stated by the source
Storageidentical
Card reader integrated	No	No
Featuresidentical
Noise levelKnown for one	Unknown — not stated by the source	37 dB
Noise level (economic mode)Known for one	Unknown — not stated by the source	27 dB
HDCPKnown for one	Unknown — not stated by the source	Yes
On Screen Display (OSD)	Yes	Yes
On Screen Display (OSD) languagesKnown for one	Unknown — not stated by the source	Multi
HDCP versionKnown for one	Unknown — not stated by the source	1.4
Air filterKnown for one	Unknown — not stated by the source	Yes
InteractiveKnown for one	No	Unknown — not stated by the source
Screen mirroringKnown for one	Yes	Unknown — not stated by the source
4K Ultra HD upscalingKnown for one	Yes	Unknown — not stated by the source
AirPlayKnown for one	Yes	Unknown — not stated by the source
Game modeKnown for one	Yes	Unknown — not stated by the source
High Dynamic Range (HDR) supportedKnown for one	Yes	Unknown — not stated by the source
High Dynamic Range (HDR) technologyKnown for one	Filmmaker Mode, HDR 10+, Hybrid Log-Gamma (HLG), Quantum HDR	Unknown — not stated by the source
Multi ViewKnown for one	Yes	Unknown — not stated by the source
SmartThings app supportKnown for one	Yes	Unknown — not stated by the source
Tap viewKnown for one	Yes	Unknown — not stated by the source
Video appsKnown for one	Samsung TV Plus	Unknown — not stated by the source
Operating system installedKnown for one	Tizen	Unknown — not stated by the source
Multimedia1 differ
Built-in speaker(s)	Yes	Yes
RMS rated powerDiffers	30 W	16 W
Audio output channelsKnown for one	2.2 channels	Unknown — not stated by the source
Audio decodersKnown for one	Dolby Atmos	Unknown — not stated by the source
Sound mirroringKnown for one	Yes	Unknown — not stated by the source
Design1 differ
Product typeDiffers	Ultra short throw projector	Standard throw projector
Product colour	White	White
Market positioningKnown for one	Home cinema	Unknown — not stated by the source
Displayidentical
Built-in display	No	No
Power1 differ
Power source	AC	AC
Power consumption (typical)Known for one	Unknown — not stated by the source	385 W
Power consumption (standby)	0.5 W	0.5 W
AC input voltageDiffers	100-240 V	100 - 240 V
AC input frequency	50/60 Hz	50/60 Hz
Power consumption (max)Known for one	320 W	Unknown — not stated by the source
Auto power offKnown for one	Yes	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C
Weight & dimensions8 differ
WeightDiffers	9.2 kg	8.1 kg
WidthDiffers	531.9 mm	405 mm
DepthDiffers	354.9 mm	425 mm
HeightDiffers	132.2 mm	137 mm
Package widthDiffers	675 mm	510 mm
Package depthDiffers	480 mm	498 mm
Package heightDiffers	257 mm	260 mm
Package weightDiffers	11.9 kg	10.9 kg
Packaging content1 differ
Remote control includedDiffers	No	Yes
Cables included	AC	AC
ManualKnown for one	Yes	Unknown — not stated by the source
Technical detailsidentical
Image lag timeKnown for one	Unknown — not stated by the source	60 ms
Logistics dataidentical
Quantity per packKnown for one	Unknown — not stated by the source	1 pc(s)
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	8528620000
Pallet gross heightKnown for one	Unknown — not stated by the source	170 cm
Pallet gross lengthKnown for one	Unknown — not stated by the source	100 cm
Pallet gross widthKnown for one	Unknown — not stated by the source	120 cm
Products per master (outer) caseKnown for one	Unknown — not stated by the source	1 pc(s)

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.

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