Product comparison · 2 data projectors

Acer S1387 DLP WXGA 4000 EURO/UK vs BenQ LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White

41specifications compared
21differ
20identical
43known for one product only

Key differences

The BenQ LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White has 2,980,000 :1 more contrast ratio (typical) than the Acer S1387 DLP WXGA 4000 EURO/UK (3000000:1 vs 20000:1). The Acer S1387 DLP WXGA 4000 EURO/UK has 1 - 120 Hz more vertical scan range than the BenQ LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White (24 - 120 Hz vs 23 - 120 Hz). The BenQ LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White has 15,000 h more service life of light source than the Acer S1387 DLP WXGA 4000 EURO/UK (20000 h vs 5000 h). Screen size compatibility: 914.4 - 7620 mm (36 - 300") on the Acer S1387 DLP WXGA 4000 EURO/UK, 0 - 2540 mm (0 - 100") on the BenQ LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White. Horizontal scan range: 15 - 100 kHz on the Acer S1387 DLP WXGA 4000 EURO/UK, 15 - 102 kHz on the BenQ LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White.

Contrast ratio (typical)
- S1387 DLP WXGA 4000 EURO/UK:20000:1
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:3000000:1
Screen size compatibility
- S1387 DLP WXGA 4000 EURO/UK:914.4 - 7620 mm (36 - 300")
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:0 - 2540 mm (0 - 100")
Horizontal scan range
- S1387 DLP WXGA 4000 EURO/UK:15 - 100 kHz
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:15 - 102 kHz
Vertical scan range
- S1387 DLP WXGA 4000 EURO/UK:24 - 120 Hz
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:23 - 120 Hz
Keystone correction, vertical
- S1387 DLP WXGA 4000 EURO/UK:-20 - 20°
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:40°
Light source type
- S1387 DLP WXGA 4000 EURO/UK:Lamp
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:Laser
Service life of light source
- S1387 DLP WXGA 4000 EURO/UK:5000 h
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:20000 h
Service life of light source (economic mode)
- S1387 DLP WXGA 4000 EURO/UK:10000 h
- LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White:30000 h

Side by side

Differences highlightedShow differences only

Comparison of S1387 DLP WXGA 4000 EURO/UK, LW655
84 specifications	A Acer S1387 DLP WXGA 4000 EURO/UK View product	B BenQ LW655 Standard throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D White Model LW655 View product
Projector5 differ
Projector brightness	4000 ANSI lumens	4000 ANSI lumens
Projection technology	DLP	DLP
Projector native resolution	WXGA (1280x800)	WXGA (1280x800)
Contrast ratio (typical)Differs	20000:1	3000000:1
Native aspect ratio	16:10	16:10
Smart projector	No	No
Screen size compatibilityDiffers	914.4 - 7620 mm (36 - 300")	0 - 2540 mm (0 - 100")
Number of colours	1.07 billion colours	1.07 billion colours
Horizontal scan rangeDiffers	15 - 100 kHz	15 - 102 kHz
Vertical scan rangeDiffers	24 - 120 Hz	23 - 120 Hz
Keystone correction, horizontalKnown for one	Unknown — not stated by the source	40°
Keystone correction, verticalDiffers	-20 - 20°	40°
Supported aspect ratiosKnown for one	4:3, 16:9, 16:10	Unknown — not stated by the source
Projection distanceKnown for one	0.4 - 3.4 m	Unknown — not stated by the source
Projector brightness (economic mode)Known for one	3200 ANSI lumens	Unknown — not stated by the source
UniformityKnown for one	80%	Unknown — not stated by the source
Light source3 differ
Light source typeDiffers	Lamp	Laser
Service life of light sourceDiffers	5000 h	20000 h
Service life of light source (economic mode)Differs	10000 h	30000 h
Lamp typeKnown for one	OSRAM	Unknown — not stated by the source
Lamp powerKnown for one	240 W	Unknown — not stated by the source
Lens system1 differ
Focus	Manual	Manual
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 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%
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
Analog signal format systemKnown for one	NTSC 3.58, NTSC 4.43, PAL B, PAL D, PAL G, PAL I, PAL M, PAL N, SECAM B, SECAM D, SECAM G, SECAM K, SECAM K1, SECAM L	Unknown — not stated by the source
Digital signal format systemKnown for one	HDTV	Unknown — not stated by the source
Ports & interfaces1 differ
HDMI ports quantity	2	2
HDMI versionDiffers	1.4b	1.4a
Audio (L/R) in	1	1
Headphone outputsKnown for one	Unknown — not stated by the source	1
Serial interface type	RS-232	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
VGA (D-Sub) ports quantityKnown for one	1	Unknown — not stated by the source
HDMI connector typeKnown for one	Full-size	Unknown — not stated by the source
Component video (YPbPr/YCbCr) inKnown for one	1	Unknown — not stated by the source
Composite video inKnown for one	1	Unknown — not stated by the source
Audio (L/R) outKnown for one	1	Unknown — not stated by the source
S/PDIF out portKnown for one	Yes	Unknown — not stated by the source
Networkidentical
Smart TVKnown for one	Unknown — not stated by the source	No
Ethernet LANKnown for one	Unknown — not stated by the source	Yes
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
Wi-FiKnown for one	Unknown — not stated by the source	Yes
Features1 differ
Noise levelDiffers	27 dB	32 dB
Noise level (economic mode)Known for one	Unknown — not stated by the source	29 dB
HDCP	Yes	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
Multimedia1 differ
Built-in speaker(s)	Yes	Yes
RMS rated powerDiffers	16 W	15 W
Number of built-in speakersKnown for one	1	Unknown — not stated by the source
Design2 differ
Product typeDiffers	Short throw projector	Standard throw projector
Market positioningDiffers	Education	Business
Product colour	White	White
PlacementKnown for one	Unknown — not stated by the source	Ceiling, Wall
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Displayidentical
Built-in display	No	No
Power2 differ
Power sourceDiffers	AC	AC/Battery
Power consumption (typical)Differs	290 W	170 W
Power consumption (standby)	0.5 W	0.5 W
AC input voltage	100 - 240 V	100 - 240 V
AC input frequencyKnown for one	Unknown — not stated by the source	50/60 Hz
Power consumption (economy mode)Known for one	210 W	Unknown — not stated by the source
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	3.1 kg	3 kg
WidthDiffers	31 mm	279.2 mm
DepthDiffers	236 mm	120.5 mm
HeightDiffers	113.7 mm	224.8 mm
Packaging content1 differ
Remote control included	Yes	Yes
Batteries included	Yes	Yes
Cables includedDiffers	Power, VGA	AC, HDMI
ManualKnown for one	Unknown — not stated by the source	Yes

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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