Product comparison · 2 data projectors

Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White vs BenQ LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White

34specifications compared
17differ
17identical
47known for one product only

Key differences

The BenQ LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White has 0.3 :1 more zoom ratio than the Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White (1.3:1 vs 1:1). The BenQ LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D 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 25 W more power consumption (typical) than the BenQ LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White (195 W vs 170 W). Only the Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White has full HD. Only the BenQ LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White has Ethernet LAN.

Projector native resolution
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:1080p (1920x1080)
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:WXGA (1280x800)
Contrast ratio (typical)
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:1:3500000
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:3000000:1
Light source type
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:Lamp
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:Laser
Focal length range
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:15.84 - 17.44 mm
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:16.901 - 21.6076 mm
Zoom ratio
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:1:1
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:1.3:1
Full HD
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:Yes
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:No
Ethernet LAN
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:No
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:Yes
Noise level
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:29 dB
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:32 dB

Side by side

Differences highlightedShow differences only

Comparison of HL6521G, LW655
81 specifications	A Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White Model HL6521G View product	B BenQ LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White Model LW655 View product
Projector2 differ
Projector native resolutionDiffers	1080p (1920x1080)	WXGA (1280x800)
Contrast ratio (typical)Differs	1:3500000	3000000:1
Smart projectorKnown for one	Unknown — not stated by the source	No
Screen size compatibilityKnown for one	Unknown — not stated by the source	0 - 2540 mm (0 - 100")
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 - 102 kHz
Vertical scan rangeKnown for one	Unknown — not stated by the source	23 - 120 Hz
Keystone correction, horizontalKnown for one	Unknown — not stated by the source	40°
Keystone correction, verticalKnown for one	Unknown — not stated by the source	40°
Supported aspect ratiosKnown for one	4:3, 16:10	Unknown — not stated by the source
Projection distanceKnown for one	1 - 10 m	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 system2 differ
Focal length rangeDiffers	15.84 - 17.44 mm	16.901 - 21.6076 mm
Aperture range (F-F)Known for one	Unknown — not stated by the source	2.43 - 2.78
Zoom capabilityKnown for one	Unknown — not stated by the source	Yes
Zoom ratioDiffers	1:1	1.3:1
Throw ratioKnown for one	Unknown — not stated by the source	1.187~1.544
OffsetKnown for one	Unknown — not stated by the source	110%
Zoom typeKnown for one	Manual	Unknown — not stated by the source
Video2 differ
Full HDDiffers	Yes	No
Supported graphics resolutionsDiffers	1920 x 1080 (HD 1080), 3840 x 2160	640 x 480 (VGA), 1920 x 1080 (HD 1080)
Supported video modesKnown for one	Unknown — not stated by the source	480i, 480p, 576i, 576p, 720p, 1080i, 1080p, 2160p
Video colour modesKnown for one	Unknown — not stated by the source	DICOM simulation mode, Presentation, Vivid
Ports & interfacesidentical
HDMI versionKnown for one	Unknown — not stated by the source	1.4a
Audio (L/R) inKnown for one	Unknown — not stated by the source	1
Headphone outputsKnown for one	Unknown — not stated by the source	1
AC (power) inKnown for one	Unknown — not stated by the source	Yes
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
Network1 differ
Smart TVKnown for one	Unknown — not stated by the source	No
Ethernet LANDiffers	No	Yes
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
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	29 dB
HDCPKnown for one	Unknown — not stated by the source	Yes
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
Design1 differ
Market positioningKnown for one	Unknown — not stated by the source	Business
PlacementDiffers	Floor, Ceiling	Ceiling, Wall
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Power2 differ
Power sourceDiffers	AC	AC/Battery
Power consumption (typical)Differs	195 W	170 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
Batteryidentical
Battery technologyKnown for one	Unknown — not stated by the source	Lithium-Ion (Li-Ion)
Battery capacityKnown for one	Unknown — not stated by the source	8000 mAh
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C
Weight & dimensions4 differ
WeightDiffers	3.3 kg	3 kg
WidthDiffers	322 mm	279.2 mm
DepthDiffers	225 mm	120.5 mm
HeightDiffers	109 mm	224.8 mm
Package depthKnown for one	297 mm	Unknown — not stated by the source
Package heightKnown for one	170 mm	Unknown — not stated by the source
Package weightKnown for one	5.2 kg	Unknown — not stated by the source
Packaging content1 differ
Cables includedDiffers	Power	AC, HDMI
ManualKnown for one	Unknown — not stated by the source	Yes
Carrying caseKnown for one	Yes	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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