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Product comparison · 2 data projectors

BenQ LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White vs Viewsonic LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White

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  • 48specifications compared
  • 23differ
  • 25identical
  • 49known for one product only

Key differences

The BenQ LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 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 BenQ LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White has 23.6% more offset than the Viewsonic LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White (133.6% vs 110%). The BenQ LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D 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). Only the Viewsonic LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White has smart TV. Only the Viewsonic LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White has Wi-Fi.

  • Projector native resolution
    • 1080p (1920x1080)
    • UHD 4K (3840x2160)
  • Contrast ratio (typical)
    • 3000000:1
    • 1200:1
  • Horizontal scan range
    • 15 - 102 kHz
    • 15 - 135 kHz
  • Vertical scan range
    • 23 - 120 Hz
    • 23 - 240 Hz
  • Keystone correction, horizontal
    • -40 - 40°
    • +-40°
  • Keystone correction, vertical
    • -40 - 40°
    • +-40°
  • Throw ratio
    • 1.48 - 1.62
    • 1.127 - 1.465
  • Offset
    • 133.6%
    • 110%

Side by side

Differences highlightedShow differences only
97 specifications
A

BenQ

LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White

Model LH655C

View product
B

Viewsonic

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

Model LX750-4KB

View product
Projector6 differ
Projector native resolutionDiffers1080p (1920x1080)UHD 4K (3840x2160)
Contrast ratio (typical)Differs3000000:11200:1
Smart projectorKnown for oneNo
Screen size compatibilityKnown for one1524 - 7620 mm (60 - 300")
Projection distanceKnown for one1.49 - 9.72 m
Horizontal scan rangeDiffers15 - 102 kHz15 - 135 kHz
Vertical scan rangeDiffers23 - 120 Hz23 - 240 Hz
Horizontal synchronization (max)Known for one135 kHz
Horizontal synchronization (min)Known for one15 kHz
Keystone correction, horizontalDiffers-40 - 40°+-40°
Keystone correction, verticalDiffers-40 - 40°+-40°
Matrix sizeKnown for one1.19 cm (0.47")
Vertical synchronization (max)Known for one0.24 kHz
Vertical synchronization (min)Known for one0.023 kHz
Screen size (max)Known for one7.62 m (300")
Projection technologyKnown for oneDLP
Light sourceidentical
Service life of light source (economic mode)Known for one30000 h
Lens system2 differ
FocusKnown for oneManual
Focal length rangeKnown for one11.9 - 15.5 mm
Aperture range (F-F)Known for one1.94 - 2.12
Zoom capabilityKnown for oneYes
Optical zoomKnown for one1.3x
Throw ratioDiffers1.48 - 1.621.127 - 1.465
OffsetDiffers133.6%110%
Zoom ratioKnown for one1.1:1
Video1 differ
Supported graphics resolutionsDiffers640 x 480 (VGA), 1920 x 1200 (WUXGA)640 x 480 (VGA), 3840 x 2160
Supported video modesKnown for one480i, 480p, 576i, 576p, 720p, 1080i, 1080p, 2160p
Ports & interfaces2 differ
HDMI connector typeKnown for oneFull-size
HDMI versionDiffers1.4a2.0
USB 2.0 Type-A ports quantityDiffers21
PC Audio outKnown for oneYes
Audio Return Channel (ARC)Known for oneYes
Headphone outputsKnown for one1
Network2 differ
Smart TVDiffersNoYes
Wi-FiDiffersNoYes
BluetoothKnown for oneYes
Bluetooth versionKnown for one5.0
Ethernet LANKnown for oneNo
Storageidentical
Internal storage capacityKnown for one8 GB
Card reader integratedKnown for oneNo
Features2 differ
Noise levelDiffers34 dB33 dB
Noise level (economic mode)Differs31 dB27 dB
On Screen Display (OSD)Known for oneYes
On Screen Display (OSD) languagesKnown for oneMulti
HDCP versionKnown for one2.2
High Dynamic Range (HDR) supportedKnown for oneYes
High Dynamic Range (HDR) technologyKnown for oneHybrid Log-Gamma (HLG)
Video appsKnown for oneDisney+, Netflix, Roku Channel, YouTube
Preset modesKnown for one3D, Bright, Presentation
Multimedia1 differ
RMS rated powerDiffers15 W10 W
Number of built-in speakersKnown for one1
Design1 differ
Market positioningDiffersBusinessHome cinema
PlacementKnown for oneCeiling, Desktop
Cable lock slot typeKnown for oneKensington
LED indicatorsKnown for oneYes
Power1 differ
AC input frequencyDiffers50 - 60 Hz50/60 Hz
Power consumption (typical)Known for one175 W
Auto power offKnown for oneYes
Cord lengthKnown for one1.8 m
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °C
Weight & dimensions4 differ
WeightDiffers3 kg3.5 kg
WidthDiffers279.2 mm312 mm
DepthDiffers120.5 mm234 mm
HeightDiffers224.8 mm104 mm
Package widthKnown for one415 mm
Package depthKnown for one168 mm
Package heightKnown for one297 mm
Package weightKnown for one4.6 kg
Packaging content1 differ
Cables includedDiffersPower, HDMIAC
Batteries includedKnown for oneYes
Technical detailsidentical
Image lag timeKnown for one1 ms
Logistics dataidentical
Quantity per packKnown for one1 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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