Product comparison · 2 data projectors

Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White vs Viewsonic LSD500HD data projector Standard throw projector 5500 ANSI lumens 1080p (1920x1080) White

28specifications compared
19differ
9identical
52known for one product only

Key differences

The Viewsonic LSD500HD data projector Standard throw projector 5500 ANSI lumens 1080p (1920x1080) White has 1,500 ANSI lumens more projector brightness than the Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White (5500 ANSI lumens vs 4000 ANSI lumens). The Viewsonic LSD500HD data projector Standard throw projector 5500 ANSI lumens 1080p (1920x1080) White has 3 dB more noise level than the Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White (32 dB vs 29 dB). The Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White has 30 W more power consumption (typical) than the Viewsonic LSD500HD data projector Standard throw projector 5500 ANSI lumens 1080p (1920x1080) White (195 W vs 165 W). Only the Viewsonic LSD500HD data projector Standard throw projector 5500 ANSI lumens 1080p (1920x1080) White has Ethernet LAN. Contrast ratio (typical): 1:3500000 on the Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White, 3000000:1 on the Viewsonic LSD500HD data projector Standard throw projector 5500 ANSI lumens 1080p (1920x1080) White.

Projector brightness
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:4000 ANSI lumens
- LSD500HD data projector Standard throw projector 5500 ANSI lumens 1080p (1920x1080) White:5500 ANSI lumens
Contrast ratio (typical)
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:1:3500000
- LSD500HD data projector Standard throw projector 5500 ANSI lumens 1080p (1920x1080) White:3000000:1
Projection distance
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:1 - 10 m
- LSD500HD data projector Standard throw projector 5500 ANSI lumens 1080p (1920x1080) White:0.75 - 9.76 m
Light source type
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:Lamp
- LSD500HD data projector Standard throw projector 5500 ANSI lumens 1080p (1920x1080) White:Laser
Focal length range
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:15.84 - 17.44 mm
- LSD500HD data projector Standard throw projector 5500 ANSI lumens 1080p (1920x1080) White:16.9 - 21.61 mm
Serial interface type
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:RS-232
- LSD500HD data projector Standard throw projector 5500 ANSI lumens 1080p (1920x1080) White:RJ-45, RS-232
Ethernet LAN
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:No
- LSD500HD data projector Standard throw projector 5500 ANSI lumens 1080p (1920x1080) White:Yes
Noise level
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:29 dB
- LSD500HD data projector Standard throw projector 5500 ANSI lumens 1080p (1920x1080) White:32 dB

Side by side

Differences highlightedShow differences only

Comparison of HL6521G, LSD500HD
80 specifications	A Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White Model HL6521G View product	B Viewsonic LSD500HD data projector Standard throw projector 5500 ANSI lumens 1080p (1920x1080) White Model LSD500HD View product
Projector3 differ
Projector brightnessDiffers	4000 ANSI lumens	5500 ANSI lumens
Contrast ratio (typical)Differs	1:3500000	3000000:1
Screen size compatibilityKnown for one	Unknown — not stated by the source	762 - 7620 mm (30 - 300")
Projection distanceDiffers	1 - 10 m	0.75 - 9.76 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	24 - 120 Hz
Keystone correction, horizontalKnown for one	Unknown — not stated by the source	-30 - 30°
Keystone correction, verticalKnown for one	Unknown — not stated by the source	-30 - 30°
Projection technologyKnown for one	DLP	Unknown — not stated by the source
Native aspect ratioKnown for one	16:10	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
Lens system1 differ
Focal length rangeDiffers	15.84 - 17.44 mm	16.9 - 21.61 mm
Aperture range (F-F)Known for one	Unknown — not stated by the source	2.43 - 2.78
Digital zoomKnown for one	Unknown — not stated by the source	2x
Optical zoomKnown for one	Unknown — not stated by the source	1.3x
Throw ratioKnown for one	Unknown — not stated by the source	1.13 - 1.47
OffsetKnown for one	Unknown — not stated by the source	132%
FocusKnown for one	Manual	Unknown — not stated by the source
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
Supported graphics resolutionsDiffers	1920 x 1080 (HD 1080), 3840 x 2160	1280 x 720 (HD 720), 640 x 480 (VGA), 1920 x 1080 (HD 1080), 3840 x 2160
Supported video modesKnown for one	Unknown — not stated by the source	480i, 480p, 576i, 576p, 720p, 1080i, 1080p, 2160p
3DKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces1 differ
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
Headphone outputsKnown for one	Unknown — not stated by the source	1
Serial interface typeDiffers	RS-232	RJ-45, RS-232
USB connector typeKnown for one	Unknown — not stated by the source	USB Type-A
VGA (D-Sub) ports quantityKnown for one	0	Unknown — not stated by the source
DVI portKnown for one	No	Unknown — not stated by the source
USB 2.0 Type-A ports quantityKnown for one	1	Unknown — not stated by the source
Audio (L/R) outKnown for one	1	Unknown — not stated by the source
PC Audio outKnown for one	Yes	Unknown — not stated by the source
Network1 differ
Ethernet LANDiffers	No	Yes
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
Wi-FiKnown for one	Yes	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
Features1 differ
Noise levelDiffers	29 dB	32 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) languagesKnown for one	Unknown — not stated by the source	English, Simplified Chinese, Traditional Chinese, Indonesian, Finnish, French, German, Italian, Japanese, Korean, Polish, Portuguese, Russian, Spanish, Swedish, Turkish, Arabic, Czech, Thai, Vietnamese
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	15 W
Designidentical
Market positioningKnown for one	Unknown — not stated by the source	Home cinema
PlacementKnown for one	Floor, Ceiling	Unknown — not stated by the source
Power2 differ
Power sourceDiffers	AC	DC
Power consumption (typical)Differs	195 W	165 W
AC input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
AC adapter output voltageKnown for one	Unknown — not stated by the source	19.5 V
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	2.9 kg
WidthDiffers	322 mm	286 mm
DepthDiffers	225 mm	216 mm
HeightDiffers	109 mm	129 mm
Package widthKnown for one	Unknown — not stated by the source	400 mm
Package depthDiffers	297 mm	280 mm
Package heightDiffers	170 mm	155 mm
Package weightDiffers	5.2 kg	4.6 kg
Packaging content1 differ
Cables includedDiffers	Power	AC
ManualKnown for one	Unknown — not stated by the source	Yes
Warranty cardKnown for one	Unknown — not stated by the source	Yes
Packaging contentKnown for one	Unknown — not stated by the source	Power Cord: 1 Remote Control: 1 QSG: Yes Warranty Card: Yes (CN Only)
Batteries includedKnown for one	Yes	Unknown — not stated by the source
Carrying caseKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
RS-232 portsKnown for one	Unknown — not stated by the source	1
Displayidentical
Built-in displayKnown for one	No	Unknown — not stated by the source

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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