Product comparison · 2 data projectors

Acer Portable LED K138STi Short throw projector 800 ANSI lumens DLP WXGA (1280x800) White vs BenQ MS524A data projector Standard throw projector 3300 ANSI lumens DLP SVGA (800x600) White

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  • 41specifications compared
  • 30differ
  • 11identical
  • 51known for one product only

Key differences

  • Projector brightness
    • Portable LED K138STi Short throw projector 800 ANSI lumens DLP WXGA (1280x800) White:800 ANSI lumens
    • MS524A data projector Standard throw projector 3300 ANSI lumens DLP SVGA (800x600) White:3300 ANSI lumens
  • Projector native resolution
    • Portable LED K138STi Short throw projector 800 ANSI lumens DLP WXGA (1280x800) White:WXGA (1280x800)
    • MS524A data projector Standard throw projector 3300 ANSI lumens DLP SVGA (800x600) White:SVGA (800x600)
  • Contrast ratio (typical)
    • Portable LED K138STi Short throw projector 800 ANSI lumens DLP WXGA (1280x800) White:100000:1
    • MS524A data projector Standard throw projector 3300 ANSI lumens DLP SVGA (800x600) White:13000:1
  • Native aspect ratio
    • Portable LED K138STi Short throw projector 800 ANSI lumens DLP WXGA (1280x800) White:16:10
    • MS524A data projector Standard throw projector 3300 ANSI lumens DLP SVGA (800x600) White:4:3
  • Screen size compatibility
    • Portable LED K138STi Short throw projector 800 ANSI lumens DLP WXGA (1280x800) White:635 - 2540 mm (25 - 100")
    • MS524A data projector Standard throw projector 3300 ANSI lumens DLP SVGA (800x600) White:914.4 - 7620 mm (36 - 300")
  • Light source type
    • Portable LED K138STi Short throw projector 800 ANSI lumens DLP WXGA (1280x800) White:LED
    • MS524A data projector Standard throw projector 3300 ANSI lumens DLP SVGA (800x600) White:Lamp
  • Service life of light source
    • Portable LED K138STi Short throw projector 800 ANSI lumens DLP WXGA (1280x800) White:20000 h
    • MS524A data projector Standard throw projector 3300 ANSI lumens DLP SVGA (800x600) White:4500 h
  • Service life of light source (economic mode)
    • Portable LED K138STi Short throw projector 800 ANSI lumens DLP WXGA (1280x800) White:30000 h
    • MS524A data projector Standard throw projector 3300 ANSI lumens DLP SVGA (800x600) White:6000 h

Side by side

Differences highlightedShow differences only (on)
Comparison of K138STi, MS524A
92 specifications
Projector5 differ
Projector brightnessDiffers800 ANSI lumens3300 ANSI lumens
Projector native resolutionDiffersWXGA (1280x800)SVGA (800x600)
Contrast ratio (typical)Differs100000:113000:1
Native aspect ratioDiffers16:104:3
Supported aspect ratiosKnown for one4:3, 16:10, 16:9Unknown — not stated by the source
Screen size compatibilityDiffers635 - 2540 mm (25 - 100")914.4 - 7620 mm (36 - 300")
Projection distanceKnown for one0.4 - 1.7 mUnknown — not stated by the source
Projector brightness (economic mode)Known for one640 ANSI lumensUnknown — not stated by the source
UniformityKnown for one90%Unknown — not stated by the source
Horizontal synchronization (max)Known for one100 kHzUnknown — not stated by the source
Horizontal synchronization (min)Known for one30 kHzUnknown — not stated by the source
Keystone correction, verticalKnown for one-40 - 40°Unknown — not stated by the source
Vertical synchronization (max)Known for one0.12 kHzUnknown — not stated by the source
Vertical synchronization (min)Known for one0.05 kHzUnknown — not stated by the source
Horizontal scan rangeKnown for oneUnknown — not stated by the source15 - 102 kHz
Vertical scan rangeKnown for oneUnknown — not stated by the source23 - 120 Hz
Light source3 differ
Light source typeDiffersLEDLamp
Service life of light sourceDiffers20000 h4500 h
Service life of light source (economic mode)Differs30000 h6000 h
Lamps quantityKnown for one1 lamp(s)Unknown — not stated by the source
Lamp powerKnown for oneUnknown — not stated by the source190 W
Lens system2 differ
FocusKnown for oneManualUnknown — not stated by the source
Zoom ratioDiffers1.7:11.1:1
Digital zoomKnown for one1.7xUnknown — not stated by the source
Optical zoomKnown for one1xUnknown — not stated by the source
Throw ratioDiffers0.8:11.96 - 2.15:1
Focal length rangeKnown for oneUnknown — not stated by the source21 - 23.1 mm
Aperture range (F-F)Known for oneUnknown — not stated by the source2.56 - 2.8
OffsetKnown for oneUnknown — not stated by the source120%
Video1 differ
HD-ReadyKnown for oneYesUnknown — not stated by the source
3D ReadyKnown for oneYesUnknown — not stated by the source
Supported graphics resolutionsDiffers1280 x 800 (WXGA), 1920 x 1080 (HD 1080)640 x 352, 640 x 360, 640 x 400, 640 x 480 (VGA), 640 x 512, 640 x 544, 704 x 480, 704 x 576, 720 x 350, 720 x 400, 720 x 480, 720 x 576, 752 x 582, 768 x 432, 768 x 494, 768 x 576, 800 x 448, 800 x 450, 800 x 480 (WVGA), 800 x 592, 800 x 600 (SVGA), 832 x 624, 848 x 480, 854 x 480 (WVGA), 900 x 720
Analog signal format systemKnown for oneUnknown — not stated by the sourceNTSC, PAL, SECAM
Supported video modesKnown for oneUnknown — not stated by the source480i, 480p, 576i, 576p, 720p, 1080i, 1080p
Ports & interfaces4 differ
VGA (D-Sub) ports quantityDiffers13
Composite video inDiffers01
S-Video inputs quantityDiffers01
Audio (L/R) inDiffers01
PC Audio inKnown for oneYesUnknown — not stated by the source
PC Audio outKnown for oneYesUnknown — not stated by the source
PC in (D-Sub)Known for oneYesUnknown — not stated by the source
AC (power) inKnown for oneYesUnknown — not stated by the source
Audio (L/R) outKnown for oneUnknown — not stated by the source1
Serial interface typeKnown for oneUnknown — not stated by the sourceRS-232
Network2 differ
Ethernet LANDiffersYesNo
Ethernet LAN (RJ-45) portsDiffers10
Wi-FiKnown for oneUnknown — not stated by the sourceNo
Storage1 differ
Card reader integratedDiffersYesNo
Compatible memory cardsKnown for oneMicroSD (TransFlash)Unknown — not stated by the source
Features1 differ
Noise level (economic mode)Differs29 dB28 dB
On Screen Display (OSD)Known for oneUnknown — not stated by the sourceYes
On Screen Display (OSD) languagesKnown for oneUnknown — not stated by the sourceArabic, Bulgarian, Simplified Chinese, Traditional Chinese, Croatian, Czech, Danish, German, Dutch, English, Finnish, French, Greek, Hungarian, Indonesian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Romanian, Swedish, Thai, Turkish
Multimedia2 differ
Built-in speaker(s)DiffersNoYes
RMS rated powerDiffers3 W4 W
Video formats supportedKnown for oneH.264, MPEG1, MPEG2, MPEG4, VC-1, XVIDUnknown — not stated by the source
Audio formats supportedKnown for oneAAC, MP1, MP2, MP3, PCM, WAV, WMAUnknown — not stated by the source
Design2 differ
Product typeDiffersShort throw projectorStandard throw projector
Market positioningKnown for onePortableUnknown — not stated by the source
PlacementDiffersCeilingDesktop, Ceiling
Power2 differ
Power sourceDiffersAC/BatteryAC
Power consumption (typical)Differs80 W270 W
Power consumption (economy mode)Known for one38 WUnknown — not stated by the source
Battery life (max)Known for one2.6 hUnknown — not stated by the source
Power consumption (standby)Known for oneUnknown — not stated by the source0.5 W
Power consumption (PowerSave)Known for oneUnknown — not stated by the source220 W
AC input frequencyKnown for oneUnknown — not stated by the source50 - 60 Hz
Batteryidentical
Battery technologyKnown for oneLithium-Ion (Li-Ion)Unknown — not stated by the source
Battery capacityKnown for one400 mAhUnknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 40 °CUnknown — not stated by the source
Operating relative humidity (H-H)Known for one0 - 80%Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers1 kg1.9 kg
WidthDiffers240 mm283 mm
DepthDiffers147 mm222 mm
HeightDiffers59 mm95 mm
Packaging content1 differ
Remote control includedDiffersNoYes
Remote control typeKnown for oneUnknown — not stated by the sourceIR
Batteries includedKnown for oneUnknown — not stated by the sourceYes
Cables includedKnown for oneUnknown — not stated by the sourceAC, VGA
Quick start guideKnown for oneUnknown — not stated by the sourceYes
Warranty cardKnown for oneUnknown — not stated by the sourceYes
Other featuresidentical
RS-232 portsKnown for oneUnknown — not stated by the source1

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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