Product comparison · 2 data projectors

Acer K137i Standard throw projector 700 ANSI lumens DLP WXGA (1280x800) Silver vs Acer Professional and Education X133PWH Standard throw projector 3100 ANSI lumens DLP WXGA (1280x800) 3D White

45specifications compared
24differ
21identical
41known for one product only

Key differences

Projector brightness
- K137i Standard throw projector 700 ANSI lumens DLP WXGA (1280x800) Silver:700 ANSI lumens
- Professional and Education X133PWH Standard throw projector 3100 ANSI lumens DLP WXGA (1280x800) 3D White:3100 ANSI lumens
Contrast ratio (typical)
- K137i Standard throw projector 700 ANSI lumens DLP WXGA (1280x800) Silver:10000:1
- Professional and Education X133PWH Standard throw projector 3100 ANSI lumens DLP WXGA (1280x800) 3D White:13000:1
Native aspect ratio
- K137i Standard throw projector 700 ANSI lumens DLP WXGA (1280x800) Silver:16:10
- Professional and Education X133PWH Standard throw projector 3100 ANSI lumens DLP WXGA (1280x800) 3D White:16:9
Supported aspect ratios
- K137i Standard throw projector 700 ANSI lumens DLP WXGA (1280x800) Silver:4:3, 16:9, 16:10
- Professional and Education X133PWH Standard throw projector 3100 ANSI lumens DLP WXGA (1280x800) 3D White:4:3, 16:9
Screen size compatibility
- K137i Standard throw projector 700 ANSI lumens DLP WXGA (1280x800) Silver:0 - 2540 mm (0 - 100")
- Professional and Education X133PWH Standard throw projector 3100 ANSI lumens DLP WXGA (1280x800) 3D White:685.8 - 7620 mm (27 - 300")
Projection distance
- K137i Standard throw projector 700 ANSI lumens DLP WXGA (1280x800) Silver:0.6 - 3.2 m
- Professional and Education X133PWH Standard throw projector 3100 ANSI lumens DLP WXGA (1280x800) 3D White:1 - 10 m
Light source type
- K137i Standard throw projector 700 ANSI lumens DLP WXGA (1280x800) Silver:LED
- Professional and Education X133PWH Standard throw projector 3100 ANSI lumens DLP WXGA (1280x800) 3D White:Lamp
Service life of light source
- K137i Standard throw projector 700 ANSI lumens DLP WXGA (1280x800) Silver:20000 h
- Professional and Education X133PWH Standard throw projector 3100 ANSI lumens DLP WXGA (1280x800) 3D White:5000 h

Side by side

Differences highlightedShow differences only

Comparison of K137i, X133PWH
86 specifications	A Acer K137i Standard throw projector 700 ANSI lumens DLP WXGA (1280x800) Silver Model K137i View product	B Acer Professional and Education X133PWH Standard throw projector 3100 ANSI lumens DLP WXGA (1280x800) 3D White Model X133PWH View product
Projector6 differ
Projector brightnessDiffers	700 ANSI lumens	3100 ANSI lumens
Projection technology	DLP	DLP
Projector native resolution	WXGA (1280x800)	WXGA (1280x800)
Contrast ratio (typical)Differs	10000:1	13000:1
Native aspect ratioDiffers	16:10	16:9
Supported aspect ratiosDiffers	4:3, 16:9, 16:10	4:3, 16:9
Screen size compatibilityDiffers	0 - 2540 mm (0 - 100")	685.8 - 7620 mm (27 - 300")
Projection distanceDiffers	0.6 - 3.2 m	1 - 10 m
Contrast ratio (dynamic)Known for one	10000:1	Unknown — not stated by the source
Number of colours	1.073 billion colours	1.073 billion colours
Horizontal synchronization (max)Known for one	100 kHz	Unknown — not stated by the source
Horizontal synchronization (min)Known for one	30 kHz	Unknown — not stated by the source
Keystone correction, vertical	-40 - 40°	-40 - 40°
Vertical synchronization (max)Known for one	0.12 kHz	Unknown — not stated by the source
Vertical synchronization (min)Known for one	0.05 kHz	Unknown — not stated by the source
Projector brightness (economic mode)Known for one	Unknown — not stated by the source	2485 ANSI lumens
Horizontal scan rangeKnown for one	Unknown — not stated by the source	15 - 100 kHz
Vertical scan rangeKnown for one	Unknown — not stated by the source	24 - 120 Hz
Light source3 differ
Light source typeDiffers	LED	Lamp
Service life of light sourceDiffers	20000 h	5000 h
Service life of light source (economic mode)Differs	30000 h	6000 h
Lamps quantity	1 lamp(s)	1 lamp(s)
Lamp powerKnown for one	Unknown — not stated by the source	190 W
Lens system3 differ
Focus	Manual	Manual
Focal length rangeDiffers	0 - 14.95 mm	21.86 - 24 mm
Aperture range (F-F)Differs	0 - 2	2.5 - 2.6
Zoom capabilityKnown for one	Yes	Unknown — not stated by the source
Zoom typeKnown for one	Manual	Unknown — not stated by the source
Zoom ratioKnown for one	1.7:1	Unknown — not stated by the source
Throw ratioDiffers	1.5:1	1.55 - 1.7:1
Digital zoomKnown for one	Unknown — not stated by the source	2x
Optical zoomKnown for one	Unknown — not stated by the source	1.1x
Videoidentical
Full HD	Yes	Yes
Video processingKnown for one	30 bit	Unknown — not stated by the source
Analog signal format systemKnown for one	Unknown — not stated by the source	NTSC, PAL, SECAM
3DKnown for one	Unknown — not stated by the source	Yes
Supported graphics resolutionsKnown for one	Unknown — not stated by the source	1280 x 800 (WXGA), 1920 x 1200 (WUXGA)
Ports & interfacesidentical
HDMI ports quantity	1	1
USB 2.0 ports quantity	1	1
Audio (L/R) inKnown for one	1	Unknown — not stated by the source
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	1
Composite video inKnown for one	Unknown — not stated by the source	1
DVI portKnown for one	Unknown — not stated by the source	No
S-Video inputs quantityKnown for one	Unknown — not stated by the source	1
AC (power) inKnown for one	Unknown — not stated by the source	Yes
Networkidentical
Ethernet LAN	No	No
Wi-FiKnown for one	No	Unknown — not stated by the source
Storageidentical
Card reader integratedKnown for one	No	Unknown — not stated by the source
Features1 differ
Noise level	31 dB	31 dB
Noise level (high brightness)Known for one	37 dB	Unknown — not stated by the source
Noise level (economic mode)Differs	29 dB	28 dB
HDCPKnown for one	No	Unknown — not stated by the source
Projection modesKnown for one	Ceiling, Front, Rear	Unknown — not stated by the source
Multimediaidentical
Built-in speaker(s)Known for one	Yes	Unknown — not stated by the source
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
RMS rated powerKnown for one	6 W	Unknown — not stated by the source
Video formats supportedKnown for one	H.264, MPEG1, MPEG2, MPEG4, VC-1	Unknown — not stated by the source
Image formats supportedKnown for one	BMP, JPG	Unknown — not stated by the source
Audio formats supportedKnown for one	AAC, MP1, MP2, MP3, PCM, WAV, WMA	Unknown — not stated by the source
Design1 differ
Product type	Standard throw projector	Standard throw projector
Market positioningKnown for one	Portable	Unknown — not stated by the source
Product colourDiffers	Silver	White
PlacementKnown for one	Unknown — not stated by the source	Desktop, Ceiling
Displayidentical
Built-in display	No	No
Power1 differ
Power source	AC	AC
Power consumption (typical)Differs	75 W	235 W
Power consumption (PowerSave)Known for one	35 W	Unknown — not stated by the source
AC input voltage	100 - 240 V	100 - 240 V
Softwareidentical
Windows operating systems supported	Yes	Yes
Mac operating systems supported	Yes	Yes
Operational conditions2 differ
Operating temperature (T-T)Differs	5 - 40 °C	0 - 40 °C
Operating relative humidity (H-H)Differs	0 - 80%	5 - 80%
Weight & dimensions4 differ
WeightDiffers	510 g	2.5 kg
WidthDiffers	189 mm	314 mm
DepthDiffers	116 mm	223 mm
HeightDiffers	41 mm	93 mm
Packaging content2 differ
Remote control included	Yes	Yes
Remote control typeKnown for one	IR	Unknown — not stated by the source
Batteries includedDiffers	No	Yes
Cables includedDiffers	AC	AC, VGA
Carrying caseKnown for one	Yes	Unknown — not stated by the source
Manual	Yes	Yes
Quick start guide	Yes	Yes
Warranty card	Yes	Yes
Logistics dataidentical
Harmonized System (HS) codeKnown for one	85286200	Unknown — not stated by the source
Other features1 differ
Maximum digital resolutionDiffers	1920 x 1080 pixels	1920 x 1200 pixels

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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