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Product comparison · 2 data projectors

Acer Portable LED K138STi Short throw projector 800 ANSI lumens DLP WXGA (1280x800) White vs Acer P1285 TCO

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  • 48specifications compared
  • 39differ
  • 9identical
  • 38known for one product only

Key differences

  • Projector brightness
    • 800 ANSI lumens
    • 3200 ANSI lumens
  • Projector native resolution
    • WXGA (1280x800)
    • XGA (1024x768)
  • Contrast ratio (typical)
    • 100000:1
    • 20000:1
  • Native aspect ratio
    • 16:10
    • 4:3
  • Supported aspect ratios
    • 4:3, 16:10, 16:9
    • 4:3, 16:9
  • Projection distance
    • 0.4 - 1.7 m
    • 1 - 11.3 m
  • Horizontal synchronization (min)
    • 30 kHz
    • 15 kHz
  • Vertical synchronization (min)
    • 0.05 kHz
    • 0.024 kHz

Side by side

Differences highlightedShow differences only
86 specifications
A

Acer

Portable LED K138STi Short throw projector 800 ANSI lumens DLP WXGA (1280x800) White

Model K138STi

View product
B

Acer

P1285 TCOView product
Projector8 differ
Projector brightnessDiffers800 ANSI lumens3200 ANSI lumens
Projector native resolutionDiffersWXGA (1280x800)XGA (1024x768)
Contrast ratio (typical)Differs100000:120000:1
Native aspect ratioDiffers16:104:3
Supported aspect ratiosDiffers4:3, 16:10, 16:94:3, 16:9
Screen size compatibilityKnown for one635 - 2540 mm (25 - 100")
Projection distanceDiffers0.4 - 1.7 m1 - 11.3 m
Projector brightness (economic mode)Known for one640 ANSI lumens
UniformityKnown for one90%
Horizontal synchronization (min)Differs30 kHz15 kHz
Vertical synchronization (min)Differs0.05 kHz0.024 kHz
Light source3 differ
Light source typeDiffersLEDLamp
Service life of light sourceDiffers20000 h4000 h
Service life of light source (economic mode)Differs30000 h6000 h
Lamp typeKnown for oneUHP
Lamp powerKnown for one200 W
Lens system3 differ
Zoom ratioKnown for one1.7:1
Digital zoomDiffers1.7x2x
Optical zoomDiffers1x1.1x
Throw ratioDiffers0.8:11.86 - 2.04:1
Focal length rangeKnown for one21 - 23.1 mm
Aperture range (F-F)Known for one2.56 - 2.8
Zoom capabilityKnown for oneYes
Zoom typeKnown for oneManual
Video1 differ
HD-ReadyKnown for oneYes
3D ReadyKnown for oneYes
Supported graphics resolutionsDiffers1280 x 800 (WXGA), 1920 x 1080 (HD 1080)1024 x 768 (XGA), 1920 x 1200 (WUXGA)
Analog signal format systemKnown for oneNTSC, PAL, SECAM
3DKnown for oneYes
Ports & interfaces6 differ
VGA (D-Sub) ports quantityDiffers12
HDMI ports quantityDiffers12
Component video (YPbPr/YCbCr) inKnown for one0
Composite video inDiffers01
DVI portKnown for oneNo
S-Video inputs quantityDiffers01
USB 2.0 ports quantityDiffers12
Audio (L/R) inDiffers01
PC Audio inKnown for oneYes
PC Audio outKnown for oneYes
PC in (D-Sub)Known for oneYes
Audio (L/R) outKnown for one1
Networkidentical
Ethernet LANKnown for oneYes
Ethernet LAN (RJ-45) portsKnown for one1
Storageidentical
Card reader integratedKnown for oneYes
Compatible memory cardsKnown for oneMicroSD (TransFlash)
Features2 differ
Noise levelDiffers33 dB30 dB
Noise level (economic mode)Differs29 dB26 dB
Multimedia3 differ
Built-in speaker(s)DiffersNoYes
Number of built-in speakersDiffers21
RMS rated powerDiffers3 W10 W
Video formats supportedKnown for oneH.264, MPEG1, MPEG2, MPEG4, VC-1, XVID
Audio formats supportedKnown for oneAAC, MP1, MP2, MP3, PCM, WAV, WMA
Design4 differ
Product typeDiffersShort throw projectorStandard throw projector
Market positioningDiffersPortablePresentation
Product colourDiffersWhiteBlack
PlacementDiffersCeilingDesktop, Ceiling
Displayidentical
Built-in displayKnown for oneNo
Power3 differ
Power sourceDiffersAC/BatteryAC
Power consumption (typical)Differs80 W254 W
Power consumption (economy mode)Differs38 W214 W
Battery life (max)Known for one2.6 h
Batteryidentical
Battery technologyKnown for oneLithium-Ion (Li-Ion)
Battery capacityKnown for one400 mAh
Operational conditions1 differ
Operating temperature (T-T)Differs5 - 40 °C0 - 40 °C
Operating relative humidity (H-H)Known for one0 - 80%
Weight & dimensions4 differ
WeightDiffers1 kg2.3 kg
WidthDiffers240 mm308 mm
DepthDiffers147 mm211 mm
HeightDiffers59 mm86 mm
Packaging content1 differ
Remote control includedDiffersNoYes
Batteries includedKnown for oneYes
Cables includedKnown for oneAC, VGA
Carrying caseKnown for oneYes
ManualKnown for oneYes
Quick start guideKnown for oneYes
Softwareidentical
Windows operating systems supportedKnown for oneYes
Mac operating systems supportedKnown for oneYes

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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