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Product comparison · 2 data projectors

Acer Travel K335 Standard throw projector 1000 ANSI lumens DLP WXGA (1280x800) White vs Epson 421i Short throw projector 2500 ANSI lumens 3LCD XGA (1024x768) White

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  • 40specifications compared
  • 29differ
  • 11identical
  • 35known for one product only

Key differences

  • Projector brightness
    • 1000 ANSI lumens
    • 2500 ANSI lumens
  • Projection technology
    • DLP
    • 3LCD
  • Projector native resolution
    • WXGA (1280x800)
    • XGA (1024x768)
  • Contrast ratio (typical)
    • 10000:1
    • 3000:1
  • Native aspect ratio
    • 16:10
    • 4:3
  • Supported aspect ratios
    • 16:10
    • 4:3
  • Number of colours
    • 1.073 billion colours
    • 16.78 million colours
  • Keystone correction, horizontal
    • -40°
    • 5°

Side by side

Differences highlightedShow differences only
75 specifications
A

Acer

Travel K335 Standard throw projector 1000 ANSI lumens DLP WXGA (1280x800) White

Model K335

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B

Epson

421i Short throw projector 2500 ANSI lumens 3LCD XGA (1024x768) White

Model 421i

View product
Projector10 differ
Projector brightnessDiffers1000 ANSI lumens2500 ANSI lumens
Projection technologyDiffersDLP3LCD
Projector native resolutionDiffersWXGA (1280x800)XGA (1024x768)
Contrast ratio (typical)Differs10000:13000:1
Native aspect ratioDiffers16:104:3
Supported aspect ratiosDiffers16:104:3
Screen size compatibilityDiffers762 - 2540 mm (30 - 100")939.8 - 2743.2 mm (37 - 108")
Number of coloursDiffers1.073 billion colours16.78 million colours
Projector brightness (economic mode)Known for one6000 ANSI lumens
Colour light outputKnown for one2500 ANSI lumens
Keystone correction, horizontalDiffers-40°5°
Keystone correction, verticalDiffers40°7°
White light outputKnown for one2500 ANSI lumens
Horizontal synchronization (max)Known for one100 kHz
Vertical synchronization (max)Known for one0.12 kHz
Light source1 differ
Light source typeKnown for oneLamp
Service life of light sourceDiffers20000 h4000 h
Lamp typeKnown for oneUHE
Lamp powerKnown for one200 W
Lamp power (economic mode)Known for one6000 W
Lamps quantityKnown for one1 lamp(s)
Service life of light source (economic mode)Known for one30000 h
Lens systemidentical
FocusKnown for oneAuto
Focal length rangeKnown for one1.80 - 6.48 mm
Throw ratioKnown for one0.55 - 0.74
Digital zoomKnown for one1.7x
Video2 differ
Analog signal format systemDiffersNTSC, PAL, SECAMNTSC, NTSC 4.43, PAL, PAL 60, PAL M, PAL N, SECAM
Full HDDiffersYesNo
Supported graphics resolutionsKnown for one1280 x 960, 1366 x 768, 1024 x 768 (XGA), 1152 x 864 (XGA+), 1280 x 1024 (SXGA), 1400 x 1050 (SXGA+), 1440 x 900 (WXGA+), 1600 x 1200 (UXGA), 640 x 480 (VGA), 800 x 600 (SVGA)
Ports & interfaces2 differ
VGA (D-Sub) ports quantityDiffers13
Component video (YPbPr/YCbCr) inKnown for one0
S-Video inputs quantityKnown for one1
USB 2.0 ports quantityDiffers23
Audio (L/R) inKnown for one1
Audio (L/R) outKnown for one1
Serial interface typeKnown for oneRS-232
USB connector typeKnown for oneUSB Type-A, USB Type-B
AC (power) inKnown for oneYes
Network3 differ
Ethernet LANDiffersNoYes
Ethernet LAN (RJ-45) portsDiffers01
Wi-FiDiffersNoYes
Wi-Fi standardsKnown for one802.11b, 802.11g, Wi-Fi 4 (802.11n)
Storage1 differ
Card reader integratedDiffersYesNo
Compatible memory cardsKnown for oneSD
Featuresidentical
Noise levelKnown for one37 dB
Noise level (economic mode)Known for one29 dB
HDCPKnown for oneNo
Password protection typeKnown for oneYes
Multimedia1 differ
RMS rated powerDiffers3 W16 W
Design2 differ
Product typeDiffersStandard throw projectorShort throw projector
Market positioningDiffersPortableShort throw
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Power1 differ
AC input voltageDiffers110 - 220 V100 - 240 V
AC input frequencyKnown for one50 - 60 Hz
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 35 °C
Weight & dimensions4 differ
WeightDiffers1.3 kg4.1 kg
WidthDiffers232 mm345.4 mm
DepthDiffers166 mm276.8 mm
HeightDiffers46.3 mm104.1 mm
Packaging contentidentical
Cables includedKnown for oneAC, Composite, VGA
Other features2 differ
Maximum analog resolutionKnown for one1024 x 768 pixels
Maximum digital resolutionDiffers1920 x 1200 pixels1600 x 1200 pixels
RS-232 portsDiffers01

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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