Product comparison · 2 data projectors

Acer PD1800 DLP 4K2K 1000 LM 3.5MIL:1 vs BenQ LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White

31specifications compared
14differ
17identical
47known for one product only

Key differences

The BenQ LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 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 LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 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 LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White has 1 more HDMI ports quantity than the Acer PD1800 DLP 4K2K 1000 LM 3.5MIL:1 (2 vs 1). Projector native resolution: UHD 4K (3840x2160) on the Acer PD1800 DLP 4K2K 1000 LM 3.5MIL:1, 1080p (1920x1080) on the BenQ LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White. Keystone correction, horizontal: -30 - 30° on the Acer PD1800 DLP 4K2K 1000 LM 3.5MIL:1, -40 - 40° on the BenQ LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White.

Projector brightness
- PD1800 DLP 4K2K 1000 LM 3.5MIL:1:1000 ANSI lumens
- LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:4000 ANSI lumens
Projector native resolution
- PD1800 DLP 4K2K 1000 LM 3.5MIL:1:UHD 4K (3840x2160)
- LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:1080p (1920x1080)
Contrast ratio (typical)
- PD1800 DLP 4K2K 1000 LM 3.5MIL:1:8000:1
- LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:3000000:1
Keystone correction, horizontal
- PD1800 DLP 4K2K 1000 LM 3.5MIL:1:-30 - 30°
- LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:-40 - 40°
Keystone correction, vertical
- PD1800 DLP 4K2K 1000 LM 3.5MIL:1:-30 - 30°
- LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:-40 - 40°
Throw ratio
- PD1800 DLP 4K2K 1000 LM 3.5MIL:1:1.5 - 1.65
- LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:1.48 - 1.62
HDMI ports quantity
- PD1800 DLP 4K2K 1000 LM 3.5MIL:1:1
- LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:2
HDMI version
- PD1800 DLP 4K2K 1000 LM 3.5MIL:1:2.0
- LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:1.4a

Side by side

Differences highlightedShow differences only

Comparison of PD1800 DLP 4K2K 1000 LM 3.5MIL:1, LH655C
78 specifications	A Acer PD1800 DLP 4K2K 1000 LM 3.5MIL:1 View product	B BenQ LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White Model LH655C View product
Projector5 differ
Projector brightnessDiffers	1000 ANSI lumens	4000 ANSI lumens
Projection technology	DLP	DLP
Projector native resolutionDiffers	UHD 4K (3840x2160)	1080p (1920x1080)
Contrast ratio (typical)Differs	8000:1	3000000:1
Native aspect ratio	16:9	16:9
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 - 40°
Keystone correction, verticalDiffers	-30 - 30°	-40 - 40°
Supported aspect ratiosKnown for one	4:3	Unknown — not stated by the source
Smart projectorKnown for one	No	Unknown — not stated by the source
Screen size compatibilityKnown for one	1397 - 7620 mm (55 - 300")	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
Zoom ratioKnown for one	Unknown — not stated by the source	1.1:1
Throw ratioDiffers	1.5 - 1.65	1.48 - 1.62
OffsetKnown for one	Unknown — not stated by the source	133.6%
FocusKnown for one	Manual	Unknown — not stated by the source
Zoom capabilityKnown for one	Yes	Unknown — not stated by the source
Zoom typeKnown for one	Manual	Unknown — not stated by the source
Videoidentical
Full HDKnown for one	Unknown — not stated by the source	Yes
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 1200 (WUXGA)
Ports & interfaces2 differ
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	0
HDMI ports quantityDiffers	1	2
HDMI versionDiffers	2.0	1.4a
Component video (YPbPr/YCbCr) in	0	0
Composite video in	0	0
DVI port	No	No
USB 2.0 Type-A ports quantityKnown for one	Unknown — not stated by the source	2
Audio (L/R) inKnown for one	Unknown — not stated by the source	0
Headphone outputsKnown for one	Unknown — not stated by the source	1
Serial interface typeKnown for one	Unknown — not stated by the source	RS-232
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Networkidentical
Smart TV	No	No
Ethernet LAN	No	No
Wi-Fi	No	No
Storageidentical
Card reader integrated	No	No
Features1 differ
Noise levelDiffers	26 dB	34 dB
Noise level (economic mode)Known for one	Unknown — not stated by the source	31 dB
HDCPKnown for one	Unknown — not stated by the source	Yes
Preset modesKnown for one	Unknown — not stated by the source	3D, Bright, Presentation
InteractiveKnown for one	No	Unknown — not stated by the source
Country of originKnown for one	China	Unknown — not stated by the source
Multimedia1 differ
Built-in speaker(s)	Yes	Yes
Number of built-in speakers	1	1
RMS rated powerDiffers	5 W	15 W
Designidentical
Product type	Standard throw projector	Standard throw projector
Market positioningKnown for one	Unknown — not stated by the source	Business
Product colour	White	White
PlacementKnown for one	Unknown — not stated by the source	Ceiling, Desktop
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
LED indicatorsKnown for one	Unknown — not stated by the source	Yes
Displayidentical
Built-in display	No	No
Poweridentical
Power source	AC	AC
Power consumption (typical)Known for one	Unknown — not stated by the source	175 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
Auto power offKnown for one	Unknown — not stated by the source	Yes
Cord lengthKnown for one	Unknown — not stated by the source	1.8 m
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 contentidentical
Remote control included	Yes	Yes
Batteries includedKnown for one	Unknown — not stated by the source	Yes
Cables included	Power, HDMI	Power, HDMI
ManualKnown for one	Unknown — not stated by the source	Yes
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.

More data projector comparisons

All data projector comparisons