Product comparison · 2 data projectors

Acer PD1800 DLP 4K2K 1000 LM 3.5MIL:1 vs BenQ LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White

30specifications compared
20differ
10identical
53known for one product only

Key differences

The BenQ LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White has 3,000 ANSI lumens more projector brightness than the Acer PD1800 DLP 4K2K 1000 LM 3.5MIL:1 (4000 ANSI lumens vs 1000 ANSI lumens). The BenQ LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White has 2,992,000 :1 more contrast ratio (typical) than the Acer PD1800 DLP 4K2K 1000 LM 3.5MIL:1 (3000000:1 vs 8000:1). The BenQ LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White has 1 more HDMI ports quantity than the Acer PD1800 DLP 4K2K 1000 LM 3.5MIL:1 (2 vs 1). Only the BenQ LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White has Ethernet LAN. Only the BenQ LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White has Wi-Fi.

Projector brightness
- PD1800 DLP 4K2K 1000 LM 3.5MIL:1:1000 ANSI lumens
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:4000 ANSI lumens
Projector native resolution
- PD1800 DLP 4K2K 1000 LM 3.5MIL:1:UHD 4K (3840x2160)
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:WXGA (1280x800)
Contrast ratio (typical)
- PD1800 DLP 4K2K 1000 LM 3.5MIL:1:8000:1
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:3000000:1
Native aspect ratio
- PD1800 DLP 4K2K 1000 LM 3.5MIL:1:16:9
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:16:10
Screen size compatibility
- PD1800 DLP 4K2K 1000 LM 3.5MIL:1:1397 - 7620 mm (55 - 300")
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:0 - 2540 mm (0 - 100")
Keystone correction, horizontal
- PD1800 DLP 4K2K 1000 LM 3.5MIL:1:-30 - 30°
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:40°
Keystone correction, vertical
- PD1800 DLP 4K2K 1000 LM 3.5MIL:1:-30 - 30°
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:40°
Throw ratio
- PD1800 DLP 4K2K 1000 LM 3.5MIL:1:1.5 - 1.65
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:1.187~1.544

Side by side

Differences highlightedShow differences only

Comparison of PD1800 DLP 4K2K 1000 LM 3.5MIL:1, LW655
83 specifications	A Acer PD1800 DLP 4K2K 1000 LM 3.5MIL:1 View product	B BenQ LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White Model LW655 View product
Projector7 differ
Projector brightnessDiffers	1000 ANSI lumens	4000 ANSI lumens
Projector native resolutionDiffers	UHD 4K (3840x2160)	WXGA (1280x800)
Contrast ratio (typical)Differs	8000:1	3000000:1
Native aspect ratioDiffers	16:9	16:10
Screen size compatibilityDiffers	1397 - 7620 mm (55 - 300")	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, horizontalDiffers	-30 - 30°	40°
Keystone correction, verticalDiffers	-30 - 30°	40°
Supported aspect ratiosKnown for one	4:3	Unknown — not stated by the source
Projection distanceKnown for one	1 - 10 m	Unknown — not stated by the source
Light sourceidentical
Light source typeKnown for one	Unknown — not stated by the source	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	Unknown — not stated by the source	30000 h
Lens system1 differ
Focal length rangeKnown for one	Unknown — not stated by the source	16.901 - 21.6076 mm
Aperture range (F-F)Known for one	Unknown — not stated by the source	2.43 - 2.78
Zoom ratioKnown for one	Unknown — not stated by the source	1.3:1
Throw ratioDiffers	1.5 - 1.65	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
Videoidentical
Full HDKnown for one	Unknown — not stated by the source	No
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), 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 & interfaces2 differ
HDMI ports quantityDiffers	1	2
HDMI versionDiffers	2.0	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
Serial interface typeKnown for one	Unknown — not stated by the source	RS-232
PC Audio outKnown for one	Unknown — not stated by the source	Yes
AC (power) inKnown for one	Unknown — not stated by the source	Yes
Component video (YPbPr/YCbCr) inKnown for one	0	Unknown — not stated by the source
Composite video inKnown for one	0	Unknown — not stated by the source
DVI portKnown for one	No	Unknown — not stated by the source
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Network2 differ
Ethernet LANDiffers	No	Yes
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
Wi-FiDiffers	No	Yes
Features1 differ
Noise levelDiffers	26 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
On Screen Display (OSD)Known for one	Unknown — not stated by the source	Yes
InteractiveKnown for one	No	Unknown — not stated by the source
Country of originKnown for one	China	Unknown — not stated by the source
Multimedia1 differ
RMS rated powerDiffers	5 W	15 W
Number of built-in speakersKnown for one	1	Unknown — not stated by the source
Designidentical
Market positioningKnown for one	Unknown — not stated by the source	Business
PlacementKnown for one	Unknown — not stated by the source	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
Power1 differ
Power sourceDiffers	AC	AC/Battery
Power consumption (typical)Known for one	Unknown — not stated by the source	170 W
Power consumption (standby)Known for one	Unknown — not stated by the source	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
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	2.3 kg	3 kg
WidthDiffers	238 mm	279.2 mm
DepthDiffers	215.4 mm	120.5 mm
HeightDiffers	127.4 mm	224.8 mm
Package widthKnown for one	400 mm	Unknown — not stated by the source
Package depthKnown for one	297 mm	Unknown — not stated by the source
Package heightKnown for one	200 mm	Unknown — not stated by the source
Package weightKnown for one	4 kg	Unknown — not stated by the source
Packaging content1 differ
Batteries includedKnown for one	Unknown — not stated by the source	Yes
Cables includedDiffers	Power, HDMI	AC, HDMI
ManualKnown for one	Unknown — not stated by the source	Yes
Storageidentical
Card reader integratedKnown for one	No	Unknown — not stated by the source
Other featuresidentical
Connectivity technologyKnown for one	Wired	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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