Product comparison · 2 data projectors

Acer HL6521G 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

34specifications compared
16differ
18identical
62known for one product only

Key differences

The Viewsonic LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White has 4 dB more noise level than the Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White (33 dB vs 29 dB). The Viewsonic LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White has 0.2 kg more weight than the Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White (3.5 kg vs 3.3 kg). The Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White has 10 mm more width than the Viewsonic LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White (322 mm vs 312 mm). Projector native resolution: 1080p (1920x1080) on the Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White, UHD 4K (3840x2160) on the Viewsonic LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White. Contrast ratio (typical): 1:3500000 on the Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White, 1200:1 on the Viewsonic LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White.

Projector native resolution
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:1080p (1920x1080)
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:UHD 4K (3840x2160)
Contrast ratio (typical)
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:1:3500000
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:1200:1
Native aspect ratio
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:16:10
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:16:9
Projection distance
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:1 - 10 m
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:1.49 - 9.72 m
Light source type
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:Lamp
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:Laser
Focal length range
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:15.84 - 17.44 mm
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:11.9 - 15.5 mm
Noise level
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:29 dB
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:33 dB
Weight
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:3.3 kg
- LX750-4KB data projector Standard throw projector 4000 ANSI lumens UHD 4K (3840x2160) 3D White:3.5 kg

Side by side

Differences highlightedShow differences only

Comparison of HL6521G, LX750-4KB
96 specifications	A Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White Model HL6521G 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 brightness	4000 ANSI lumens	4000 ANSI lumens
Projector native resolutionDiffers	1080p (1920x1080)	UHD 4K (3840x2160)
Contrast ratio (typical)Differs	1:3500000	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 distanceDiffers	1 - 10 m	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, horizontalKnown for one	Unknown — not stated by the source	+-40°
Keystone correction, verticalKnown for one	Unknown — not stated by the source	+-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
Supported aspect ratiosKnown for one	4:3, 16:10	Unknown — not stated by the source
Projector brightness (economic mode)Known for one	3200 ANSI lumens	Unknown — not stated by the source
Light source1 differ
Light source typeDiffers	Lamp	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	30000 h	Unknown — not stated by the source
Lens system1 differ
Focus	Manual	Manual
Focal length rangeDiffers	15.84 - 17.44 mm	11.9 - 15.5 mm
Aperture range (F-F)Known for one	Unknown — not stated by the source	1.94 - 2.12
Zoom capabilityKnown for one	Unknown — not stated by the source	Yes
Optical zoomKnown for one	Unknown — not stated by the source	1.3x
Throw ratioKnown for one	Unknown — not stated by the source	1.127 - 1.465
OffsetKnown for one	Unknown — not stated by the source	110%
Zoom typeKnown for one	Manual	Unknown — not stated by the source
Zoom ratioKnown for one	1:1	Unknown — not stated by the source
Video1 differ
Full HD	Yes	Yes
3D	Yes	Yes
Supported graphics resolutionsDiffers	1920 x 1080 (HD 1080), 3840 x 2160	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
Ports & interfacesidentical
VGA (D-Sub) ports quantity	0	0
HDMI ports quantity	2	2
HDMI connector typeKnown for one	Unknown — not stated by the source	Full-size
HDMI versionKnown for one	Unknown — not stated by the source	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 port	No	No
USB 2.0 Type-A ports quantity	1	1
Audio (L/R) inKnown for one	Unknown — not stated by the source	0
Serial interface type	RS-232	RS-232
PC Audio out	Yes	Yes
Audio Return Channel (ARC)Known for one	Unknown — not stated by the source	Yes
Audio (L/R) outKnown for one	1	Unknown — not stated by the source
Networkidentical
Smart TVKnown for one	Unknown — not stated by the source	Yes
Wi-Fi	Yes	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
Wi-Fi standardsKnown for one	802.11a, 802.11b, Wi-Fi 4 (802.11n), 802.11g, Wi-Fi 5 (802.11ac)	Unknown — not stated by the source
Storageidentical
Internal storage capacityKnown for one	Unknown — not stated by the source	8 GB
Features1 differ
Noise levelDiffers	29 dB	33 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	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
Projection modesKnown for one	Ceiling, Front, Rear	Unknown — not stated by the source
Multimediaidentical
Built-in speaker(s)Known for one	Unknown — not stated by the source	Yes
RMS rated powerKnown for one	Unknown — not stated by the source	10 W
Designidentical
Product type	Standard throw projector	Standard throw projector
Market positioningKnown for one	Unknown — not stated by the source	Home cinema
Product colour	White	White
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
PlacementKnown for one	Floor, Ceiling	Unknown — not stated by the source
Displayidentical
Built-in display	No	No
Poweridentical
Power source	AC	AC
Power consumption (standby)	0.5 W	0.5 W
AC input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
AC input frequencyKnown for one	Unknown — not stated by the source	50/60 Hz
Power consumption (typical)Known for one	195 W	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 & dimensions7 differ
WeightDiffers	3.3 kg	3.5 kg
WidthDiffers	322 mm	312 mm
DepthDiffers	225 mm	234 mm
HeightDiffers	109 mm	104 mm
Package widthKnown for one	Unknown — not stated by the source	415 mm
Package depthDiffers	297 mm	168 mm
Package heightDiffers	170 mm	297 mm
Package weightDiffers	5.2 kg	4.6 kg
Packaging content1 differ
Remote control included	Yes	Yes
Cables includedDiffers	Power	AC
ManualKnown for one	Unknown — not stated by the source	Yes
Batteries includedKnown for one	Yes	Unknown — not stated by the source
Carrying caseKnown for one	Yes	Unknown — not stated by the source
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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