Product comparison · 2 data projectors

3M X21i Standard throw projector 2700 ANSI lumens LCD XGA (1024x768) White vs Epson PowerLite X15

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  • 73specifications compared
  • 34differ
  • 39identical
  • 22known for one product only

Key differences

  • Projector brightness
    • X21i Standard throw projector 2700 ANSI lumens LCD XGA (1024x768) White:2700 ANSI lumens
    • PowerLite X15:3000 ANSI lumens
  • Projection technology
    • X21i Standard throw projector 2700 ANSI lumens LCD XGA (1024x768) White:LCD
    • PowerLite X15:3LCD
  • Contrast ratio (typical)
    • X21i Standard throw projector 2700 ANSI lumens LCD XGA (1024x768) White:2000:1
    • PowerLite X15:3000:1
  • Supported aspect ratios
    • X21i Standard throw projector 2700 ANSI lumens LCD XGA (1024x768) White:4:3, 14:9, 16:9
    • PowerLite X15:4:3
  • Service life of light source
    • X21i Standard throw projector 2700 ANSI lumens LCD XGA (1024x768) White:3000 h
    • PowerLite X15:4000 h
  • Lamp type
    • X21i Standard throw projector 2700 ANSI lumens LCD XGA (1024x768) White:UHP
    • PowerLite X15:UHE
  • Lamp power
    • X21i Standard throw projector 2700 ANSI lumens LCD XGA (1024x768) White:215 W
    • PowerLite X15:200 W
  • Focal length range
    • X21i Standard throw projector 2700 ANSI lumens LCD XGA (1024x768) White:19 - 23 mm
    • PowerLite X15:16.9 - 20.28 mm

Side by side

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Comparison of X21i, PowerLite X15
95 specifications
Projector4 differ
Projector brightnessDiffers2700 ANSI lumens3000 ANSI lumens
Projection technologyDiffersLCD3LCD
Contrast ratio (typical)Differs2000:13000:1
Supported aspect ratiosDiffers4:3, 14:9, 16:94:3
Horizontal scan rangeKnown for one31.5 - 106 kHzUnknown — not stated by the source
Vertical scan rangeKnown for one56 - 120 HzUnknown — not stated by the source
Matrix sizeKnown for one1.6 cm (0.63")Unknown — not stated by the source
Matrix typeKnown for one3-panel (p-Si TFT active)Unknown — not stated by the source
Keystone correction, horizontalKnown for oneUnknown — not stated by the source-30 - 30°
Light source3 differ
Service life of light sourceDiffers3000 h4000 h
Lamp typeDiffersUHPUHE
Lamp powerDiffers215 W200 W
Lamp power (economic mode)Known for one140 WUnknown — not stated by the source
Lens system3 differ
Focal length rangeDiffers19 - 23 mm16.9 - 20.28 mm
Aperture range (F-F)Differs1.67 - 1.911.58 - 1.72
Throw ratioDiffers1.5 - 1.8:11.48 - 1.77:1
FocusKnown for oneUnknown — not stated by the sourceManual
Zoom capabilityKnown for oneUnknown — not stated by the sourceYes
Zoom typeKnown for oneUnknown — not stated by the sourceManual
Video2 differ
Analog signal format systemDiffersNTSC, NTSC 4.43, PAL, PAL M, PAL N, SECAMNTSC, PAL
Supported graphics resolutionsDiffers1024 x 768 (XGA), 1600 x 1200 (UXGA)1280 x 960, 1152 x 864 (XGA+), 1280 x 1024 (SXGA), 1280 x 768 (WXGA), 1280 x 800 (WXGA), 1360 x 768 (WXGA), 1366 x 768, 1400 x 1050 (SXGA+), 1440 x 900 (WXGA+), 1600 x 1200 (UXGA), 640 x 480 (VGA), 800 x 600 (SVGA)
Supported video modesKnown for one1080i, 480i, 480p, 576i, 720pUnknown — not stated by the source
HD-ReadyKnown for oneUnknown — not stated by the sourceNo
3D ReadyKnown for oneUnknown — not stated by the sourceNo
Ports & interfaces9 differ
VGA (D-Sub) ports quantityDiffers32
Component video (YPbPr/YCbCr) inDiffers10
Composite video inDiffers10
USB 2.0 ports quantityDiffers21
Audio (L/R) inDiffers01
Audio (L/R) outDiffers01
PC Audio inDiffersYesNo
PC Audio outDiffersYesNo
USB connector typeDiffersUSB Type-A, USB Type-BUSB Type-B
Network2 differ
Ethernet LANDiffersYesNo
Ethernet LAN (RJ-45) portsDiffers10
Features1 differ
Noise level (economic mode)Differs30 dB29 dB
CertificationKnown for onecUL, FCC-15 B, CEUnknown — not stated by the source
Plug and PlayKnown for oneUnknown — not stated by the sourceYes
Multimedia1 differ
RMS rated powerDiffers1 W2 W
Design1 differ
PlacementDiffersDesktop, CeilingDesktop
Cable lock slotKnown for oneUnknown — not stated by the sourceYes
Cable lock slot typeKnown for oneUnknown — not stated by the sourceKensington
Power3 differ
Power consumption (typical)Differs320 W283 W
Power consumption (standby)Differs0.4 W2.9 W
AC input voltageDiffers220 - 240 V100 - 240 V
Auto power offKnown for oneYesUnknown — not stated by the source
Power consumption (PowerSave)Known for oneUnknown — not stated by the source234 W
Operational conditions1 differ
Operating temperature (T-T)Known for one5 - 35 °CUnknown — not stated by the source
Storage temperature (T-T)Differs-20 - 60 °C5 - 35 °C
Operating altitudeKnown for one0 - 1600 mUnknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers2.2 kg2.31 kg
WidthDiffers306 mm294.6 mm
DepthDiffers221 mm228.6 mm
HeightDiffers77 mm78.7 mm
Packaging contentidentical
Cables includedKnown for oneAC, VGAUnknown — not stated by the source
Other featuresidentical
Horizontal resolutionKnown for oneUnknown — not stated by the source576 lines

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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