Product comparison · 2 data projectors

Acer K137i Standard throw projector 700 ANSI lumens DLP WXGA (1280x800) Silver vs Acer Basic X123PH Standard throw projector 3000 ANSI lumens DLP XGA (1024x768) 3D White

40specifications compared
22differ
18identical
42known for one product only

Key differences

Projector brightness
- K137i Standard throw projector 700 ANSI lumens DLP WXGA (1280x800) Silver:700 ANSI lumens
- Basic X123PH Standard throw projector 3000 ANSI lumens DLP XGA (1024x768) 3D White:3000 ANSI lumens
Projector native resolution
- K137i Standard throw projector 700 ANSI lumens DLP WXGA (1280x800) Silver:WXGA (1280x800)
- Basic X123PH Standard throw projector 3000 ANSI lumens DLP XGA (1024x768) 3D White:XGA (1024x768)
Contrast ratio (typical)
- K137i Standard throw projector 700 ANSI lumens DLP WXGA (1280x800) Silver:10000:1
- Basic X123PH Standard throw projector 3000 ANSI lumens DLP XGA (1024x768) 3D White:13000:1
Native aspect ratio
- K137i Standard throw projector 700 ANSI lumens DLP WXGA (1280x800) Silver:16:10
- Basic X123PH Standard throw projector 3000 ANSI lumens DLP XGA (1024x768) 3D White:4:3
Supported aspect ratios
- K137i Standard throw projector 700 ANSI lumens DLP WXGA (1280x800) Silver:4:3, 16:9, 16:10
- Basic X123PH Standard throw projector 3000 ANSI lumens DLP XGA (1024x768) 3D White:16:9
Projection distance
- K137i Standard throw projector 700 ANSI lumens DLP WXGA (1280x800) Silver:0.6 - 3.2 m
- Basic X123PH Standard throw projector 3000 ANSI lumens DLP XGA (1024x768) 3D White:1 - 11.90 m
Keystone correction, vertical
- K137i Standard throw projector 700 ANSI lumens DLP WXGA (1280x800) Silver:-40 - 40°
- Basic X123PH Standard throw projector 3000 ANSI lumens DLP XGA (1024x768) 3D White:± 40°
Light source type
- K137i Standard throw projector 700 ANSI lumens DLP WXGA (1280x800) Silver:LED
- Basic X123PH Standard throw projector 3000 ANSI lumens DLP XGA (1024x768) 3D White:Lamp

Side by side

Differences highlightedShow differences only

Comparison of K137i, X123PH
82 specifications	A Acer K137i Standard throw projector 700 ANSI lumens DLP WXGA (1280x800) Silver Model K137i View product	B Acer Basic X123PH Standard throw projector 3000 ANSI lumens DLP XGA (1024x768) 3D White Model X123PH View product
Projector7 differ
Projector brightnessDiffers	700 ANSI lumens	3000 ANSI lumens
Projection technology	DLP	DLP
Projector native resolutionDiffers	WXGA (1280x800)	XGA (1024x768)
Contrast ratio (typical)Differs	10000:1	13000:1
Native aspect ratioDiffers	16:10	4:3
Supported aspect ratiosDiffers	4:3, 16:9, 16:10	16:9
Screen size compatibilityKnown for one	0 - 2540 mm (0 - 100")	Unknown — not stated by the source
Projection distanceDiffers	0.6 - 3.2 m	1 - 11.90 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, verticalDiffers	-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
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	21.79 - 23.99 mm
Aperture range (F-F)Differs	0 - 2	2.41 - 2.55
Zoom capability	Yes	Yes
Zoom type	Manual	Manual
Zoom ratioKnown for one	1.7:1	Unknown — not stated by the source
Throw ratioDiffers	1.5:1	1.95 - 2.15:1
Digital zoomKnown for one	Unknown — not stated by the source	2x
Optical zoomKnown for one	Unknown — not stated by the source	1.1x
Video1 differ
Full HDDiffers	Yes	No
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
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
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
Networkidentical
Ethernet LAN	No	No
Wi-Fi	No	No
Storageidentical
Card reader integrated	No	No
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
Displayidentical
Built-in display	No	No
Power2 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 voltageDiffers	100 - 240 V	120 - 230 V
Softwareidentical
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Mac operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)Differs	5 - 40 °C	0 - 40 °C
Operating relative humidity (H-H)Known for one	0 - 80%	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	510 g	2.5 kg
WidthKnown for one	189 mm	Unknown — not stated by the source
DepthKnown for one	116 mm	Unknown — not stated by the source
HeightKnown for one	41 mm	Unknown — not stated by the source
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 cardKnown for one	Yes	Unknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one	85286200	Unknown — not stated by the source
Other featuresidentical
Maximum digital resolutionKnown for one	1920 x 1080 pixels	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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