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Product comparison · 2 data projectors

Epson EB-421i Standard throw projector 2500 ANSI lumens 3LCD XGA (1024x768) White vs NEC NP-UM351WI-TM data projector Standard throw projector 3500 ANSI lumens LCD White

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  • 54specifications compared
  • 27differ
  • 27identical
  • 63known for one product only

Key differences

  • Projector brightness
    • 2500 ANSI lumens
    • 3500 ANSI lumens
  • Projection technology
    • 3LCD
    • LCD
  • Contrast ratio (typical)
    • 3000:1
    • 4000:1
  • Projection distance
    • 0.54 - 0.97 m
    • 0.45 - 0.85 m
  • Keystone correction, horizontal
    • 5°
    • -10 - 10°
  • Keystone correction, vertical
    • 7°
    • -10 - 10°
  • Matrix size
    • 1.4 cm (0.55")
    • 1.5 cm (0.59")
  • Service life of light source
    • 5000 h
    • 3800 h

Side by side

Differences highlightedShow differences only
117 specifications
A

Epson

EB-421i Standard throw projector 2500 ANSI lumens 3LCD XGA (1024x768) White

Model EB-421i

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B

NEC

NP-UM351WI-TM data projector Standard throw projector 3500 ANSI lumens LCD White

Model NP-UM351WI-TM

View product
Projector8 differ
Projector brightnessDiffers2500 ANSI lumens3500 ANSI lumens
Projection technologyDiffers3LCDLCD
Projector native resolutionKnown for oneXGA (1024x768)
Contrast ratio (typical)Differs3000:14000:1
Native aspect ratioKnown for one4:3
Supported aspect ratiosKnown for one4:3
Screen size compatibilityDiffers939.8 - 2743.2 mm (37 - 108")1473.2 - 2794 mm (58 - 110")
Projection distanceDiffers0.54 - 0.97 m0.45 - 0.85 m
Projection distance (wide)Known for one0.54 - 1.22 m
Projection distance (tele)Known for one0.54 - 1.22 m
Number of coloursKnown for one16.78 million colours
Projector brightness (economic mode)Known for one2000 ANSI lumens
Keystone correction, horizontalDiffers5°-10 - 10°
Keystone correction, verticalDiffers7°-10 - 10°
Matrix sizeDiffers1.4 cm (0.55")1.5 cm (0.59")
Horizontal scan rangeKnown for one15 - 100 kHz
Vertical scan rangeKnown for one50 - 120 Hz
Light source2 differ
Service life of light sourceDiffers5000 h3800 h
Lamp typeKnown for oneUHE
Lamp powerDiffers200 W255 W
Lens system2 differ
Focal length rangeKnown for one1.80 - 6.48 mm
Zoom ratioDiffers1.35:11.4:1
Throw ratioDiffers0.55 - 0.740.36:1
Videoidentical
3DKnown for oneNo
Analog signal format systemKnown for oneNTSC, NTSC 4.43, PAL, PAL 60, PAL M, PAL N, SECAM
Supported graphics resolutionsKnown for one1024 x 768 (XGA), 1280 x 1024 (SXGA), 1360 x 768 (WXGA), 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, 1080p, 480i, 480p, 576i, 576p, 720p
Ports & interfaces4 differ
VGA (D-Sub) ports quantityDiffers32
HDMI ports quantityDiffers12
S-Video inputs quantityDiffers10
USB 2.0 ports quantityKnown for one2
Audio (L/R) outKnown for one1
Headphone outputsDiffers31
USB connector typeKnown for oneUSB Type-A, USB Type-B
Component video (YPbPr/YCbCr) inKnown for one0
DisplayPorts quantityKnown for one0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
PC in (D-Sub)Known for oneYes
CardBus PCMCIA slot typeKnown for oneNo
CardBus PCMCIA slots quantityKnown for one0
Networkidentical
Ethernet LAN data ratesKnown for one10,100 Mbit/s
Wi-FiKnown for oneYes
Wi-Fi standardsKnown for one802.11b, 802.11g, Wi-Fi 4 (802.11n)
Storageidentical
Optical disc player typeKnown for oneNot included
Features1 differ
Noise levelDiffers35 dB38 dB
Air filterKnown for oneYes
Country of originKnown for oneChina
On Screen Display (OSD)Known for oneYes
Composite syncKnown for oneYes
Separate H/V syncKnown for oneYes
Sync-on-green (SOG)Known for oneYes
CertificationKnown for oneUSA UL 60950-1 FCC Class B, C-UL CSA 60950-1 ICES-003 Class B
Multimedia1 differ
RMS rated powerDiffers16 W20 W
Designidentical
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
LED indicatorsKnown for oneYes
Displayidentical
Built-in displayKnown for oneNo
Power3 differ
Power consumption (typical)Differs292 W337 W
Power consumption (standby)Differs0.39 W8 W
Power consumption (max)Known for one292 W
Power consumption (economy mode)Differs246 W221 W
AC input voltageKnown for one100 - 240 V
AC input frequencyKnown for one50 - 60 Hz
Power consumption (PowerSave)Known for one0.2 W
Operational conditions1 differ
Operating temperature (T-T)Differs5 - 35 °C5 - 40 °C
Operating altitudeKnown for one0 - 2286 m
Storage temperature (T-T)Known for one-20 - 50 °C
Weight & dimensions4 differ
WeightDiffers3.9 kg5.6 kg
WidthDiffers345 mm429 mm
DepthDiffers300 mm592 mm
HeightDiffers105 mm112 mm
Package widthKnown for one370 mm
Package depthKnown for one415 mm
Package heightKnown for one268 mm
Package weightKnown for one6 kg
Packaging content1 differ
Cables includedDiffersAC, USBVGA
ManualKnown for oneYes
Warranty cardKnown for oneYes
Logistics dataidentical
Quantity per packKnown for one1 pc(s)
Pallet gross heightKnown for one2.03 m
Pallet gross lengthKnown for one120 cm
Pallet gross widthKnown for one80 cm
Pallet height (UK)Known for one2.03 m
Pallet length (UK)Known for one120 cm
Pallet width (UK)Known for one100 cm
Products per palletKnown for one35 pc(s)
Products per pallet (UK)Known for one42 pc(s)
Products per pallet layerKnown for one5 pc(s)
Products per pallet layer (UK)Known for one6 pc(s)
Technical detailsidentical
Focus adjustmentKnown for one1.8

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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