Product comparison · 2 data projectors

BenQ LW655C Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) White vs Viewsonic LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White

37specifications compared
19differ
18identical
53known for one product only

Key differences

The BenQ LW655C Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 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 BenQ LW655C Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) White has 1 more HDMI ports quantity than the Viewsonic LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White (3 vs 2). The BenQ LW655C Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) White has 1 more USB 2.0 Type-A ports quantity than the Viewsonic LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White (2 vs 1). Projector native resolution: WXGA (1280x800) on the BenQ LW655C Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) White, UHD 4K (3840x2160) on the Viewsonic LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White. Native aspect ratio: 16:10 on the BenQ LW655C Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) White, 16:9 on the Viewsonic LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White.

Projector native resolution
- LW655C Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) White:WXGA (1280x800)
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:UHD 4K (3840x2160)
Contrast ratio (typical)
- LW655C Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) White:3000000:1
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:1200:1
Native aspect ratio
- LW655C Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) White:16:10
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:16:9
Keystone correction, horizontal
- LW655C Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) White:-40 - 40°
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:+-40°
Keystone correction, vertical
- LW655C Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) White:-40 - 40°
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:+-40°
Throw ratio
- LW655C Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) White:1.544 - 1.72
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:1.127 - 1.465
HDMI ports quantity
- LW655C Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) White:3
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:2
HDMI version
- LW655C Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) White:1.4a
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:2.0

Side by side

Differences highlightedShow differences only

Comparison of LW655C, LX750-4KB
90 specifications	A BenQ LW655C Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) White Model LW655C View product	B Viewsonic LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White Model LX750-4KB View product
Projector5 differ
Projector native resolutionDiffers	WXGA (1280x800)	UHD 4K (3840x2160)
Contrast ratio (typical)Differs	3000000:1	1200:1
Native aspect ratioDiffers	16:10	16:9
Smart projectorKnown for one	Unknown — not stated by the source	No
Screen size compatibilityKnown for one	Unknown — not stated by the source	1524 - 7620 mm (60 - 300")
Projection distanceKnown for one	Unknown — not stated by the source	1.49 - 9.72 m
Number of coloursKnown for one	Unknown — not stated by the source	1.07 billion colours
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	-40 - 40°	+-40°
Keystone correction, verticalDiffers	-40 - 40°	+-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")
Projection technologyKnown for one	DLP	Unknown — not stated by the source
Light sourceidentical
Service life of light source (economic mode)Known for one	30000 h	Unknown — not stated by the source
Lens system1 differ
FocusKnown for one	Unknown — not stated by the source	Manual
Focal length rangeKnown for one	Unknown — not stated by the source	11.9 - 15.5 mm
Aperture range (F-F)Known for one	Unknown — not stated by the source	1.94 - 2.12
Optical zoomKnown for one	Unknown — not stated by the source	1.3x
Throw ratioDiffers	1.544 - 1.72	1.127 - 1.465
Zoom ratioKnown for one	1.1:1	Unknown — not stated by the source
Videoidentical
3DKnown for one	Unknown — not stated by the source	Yes
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
Video colour modesKnown for one	Presentation, Bright cinema, DICOM simulation mode, High bright, Vivid, Custom	Unknown — not stated by the source
Ports & interfaces3 differ
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	0
HDMI ports quantityDiffers	3	2
HDMI versionDiffers	1.4a	2.0
Component video (YPbPr/YCbCr) inKnown for one	Unknown — not stated by the source	0
Composite video inKnown for one	Unknown — not stated by the source	0
DVI portKnown for one	Unknown — not stated by the source	No
USB 2.0 Type-A ports quantityDiffers	2	1
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
Audio Return Channel (ARC)Known for one	Unknown — not stated by the source	Yes
Networkidentical
Smart TVKnown for one	Unknown — not stated by the source	Yes
Wi-FiKnown for one	Unknown — not stated by the source	Yes
BluetoothKnown for one	Unknown — not stated by the source	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	5.0
Ethernet LANKnown for one	No	Unknown — not stated by the source
Storageidentical
Internal storage capacityKnown for one	Unknown — not stated by the source	8 GB
Card reader integratedKnown for one	No	Unknown — not stated by the source
Features2 differ
Noise levelDiffers	32 dB	33 dB
Noise level (economic mode)Differs	29 dB	27 dB
On Screen Display (OSD)Known for one	Unknown — not stated by the source	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	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
Multimedia1 differ
RMS rated powerDiffers	15 W	10 W
Design1 differ
Market positioningDiffers	Business	Home cinema
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Power1 differ
AC input frequencyDiffers	50 - 60 Hz	50/60 Hz
Power consumption (typical)Known for one	143 W	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	3 kg	3.5 kg
WidthDiffers	279.2 mm	312 mm
DepthDiffers	120.5 mm	234 mm
HeightDiffers	224.8 mm	104 mm
Package widthKnown for one	Unknown — not stated by the source	415 mm
Package depthKnown for one	Unknown — not stated by the source	168 mm
Package heightKnown for one	Unknown — not stated by the source	297 mm
Package weightKnown for one	Unknown — not stated by the source	4.6 kg
Packaging content1 differ
Cables includedDiffers	HDMI, Power	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
Products per pallet (EU)Known for one	64 pc(s)	Unknown — not stated by the source
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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