Product comparison · 2 data projectors

Viewsonic LX720-4K data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White vs Viewsonic LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White

58specifications compared
9differ
49identical
27known for one product only

Key differences

The Viewsonic LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White has 500 ANSI lumens more projector brightness than the Viewsonic LX720-4K data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White (4000 ANSI lumens vs 3500 ANSI lumens). The Viewsonic LX720-4K data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White has 2,998,800 :1 more contrast ratio (typical) than the Viewsonic LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White (3000000:1 vs 1200:1). The Viewsonic LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White has 1 dB more noise level than the Viewsonic LX720-4K data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White (33 dB vs 32 dB). Keystone correction, horizontal: +-25° on the Viewsonic LX720-4K data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White, +-40° on the Viewsonic LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White. Keystone correction, vertical: +-25° on the Viewsonic LX720-4K data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White, +-40° on the Viewsonic LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White.

Projector brightness
- LX720-4K data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White:3500 ANSI lumens
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:4000 ANSI lumens
Contrast ratio (typical)
- LX720-4K data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White:3000000:1
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:1200:1
Keystone correction, horizontal
- LX720-4K data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White:+-25°
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:+-40°
Keystone correction, vertical
- LX720-4K data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White:+-25°
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:+-40°
Throw ratio
- LX720-4K data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White:1.127-1.465
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:1.127 - 1.465
Noise level
- LX720-4K data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White:32 dB
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:33 dB
Noise level (economic mode)
- LX720-4K data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White:26 dB
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:27 dB
AC input voltage
- LX720-4K data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White:100-240 V
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:100 - 240 V

Side by side

Differences highlightedShow differences only

Comparison of LX720-4K, LX750-4KB
85 specifications	A Viewsonic LX720-4K data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White Model LX720-4K View product	B Viewsonic LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White Model LX750-4KB View product
Projector4 differ
Projector brightnessDiffers	3500 ANSI lumens	4000 ANSI lumens
Contrast ratio (typical)Differs	3000000:1	1200:1
Horizontal scan rangeKnown for one	Unknown — not stated by the source	15 - 135 kHz
Vertical scan rangeKnown for one	Unknown — not stated by the source	23 - 240 Hz
Horizontal synchronization (max)Known for one	Unknown — not stated by the source	135 kHz
Horizontal synchronization (min)Known for one	Unknown — not stated by the source	15 kHz
Keystone correction, horizontalDiffers	+-25°	+-40°
Keystone correction, verticalDiffers	+-25°	+-40°
Matrix sizeKnown for one	Unknown — not stated by the source	1.19 cm (0.47")
Vertical synchronization (max)Known for one	Unknown — not stated by the source	0.24 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")
Light sourceidentical
Service life of light source (economic mode)Known for one	30000 h	Unknown — not stated by the source
Lens system1 differ
Optical zoomKnown for one	Unknown — not stated by the source	1.3x
Throw ratioDiffers	1.127-1.465	1.127 - 1.465
OffsetKnown for one	Unknown — not stated by the source	110%
Video1 differ
Full HDKnown for one	Unknown — not stated by the source	Yes
Supported video modesDiffers	480i, 576i, 720p, 1080i, 1080p, 2160p	480i, 480p, 576i, 576p, 720p, 1080i, 1080p, 2160p
Ports & interfacesidentical
HDMI connector typeKnown for one	Unknown — not stated by the source	Full-size
Audio (L/R) inKnown for one	Unknown — not stated by the source	0
PC Audio outKnown for one	Unknown — not stated by the source	Yes
Networkidentical
Ethernet LANKnown for one	No	Unknown — not stated by the source
Features2 differ
Noise levelDiffers	32 dB	33 dB
Noise level (economic mode)Differs	26 dB	27 dB
On Screen Display (OSD) languagesKnown for one	Unknown — not stated by the source	Multi
HDCP versionKnown for one	Unknown — not stated by the source	2.2
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)
Video appsKnown for one	Unknown — not stated by the source	Disney+, Netflix, Roku Channel, YouTube
Designidentical
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Power1 differ
AC input voltageDiffers	100-240 V	100 - 240 V
Power consumption (typical)Known for one	143 W	Unknown — not stated by the source
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	AC
ManualKnown for one	Unknown — not stated by the source	Yes
Technical detailsidentical
Image lag timeKnown for one	Unknown — not stated by the source	1 ms
Logistics dataidentical
Quantity per packKnown 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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