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Product comparison · 2 data projectors

Epson PowerLite S4 vs NEC VT490 LCD Projector

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  • 15specifications compared
  • 9differ
  • 6identical
  • 26known for one product only

Key differences

The NEC VT490 LCD Projector has 200 ANSI lumens more projector brightness than the Epson PowerLite S4 (2000 ANSI lumens vs 1800 ANSI lumens). The NEC VT490 LCD Projector has 100 :1 more contrast ratio (typical) than the Epson PowerLite S4 (600:1 vs 500:1). The NEC VT490 LCD Projector has 20 W more lamp power than the Epson PowerLite S4 (190 W vs 170 W). Focal length range: 16.6 mm on the Epson PowerLite S4, 1.5 - 1.8 mm on the NEC VT490 LCD Projector. Dimensions (WxDxH): 246 x 328 x 100 mm on the Epson PowerLite S4, 309 x 112 x 258 mm on the NEC VT490 LCD Projector.

  • Projector brightness
    • 1800 ANSI lumens
    • 2000 ANSI lumens
  • Contrast ratio (typical)
    • 500:1
    • 600:1
  • Lamp power
    • 170 W
    • 190 W
  • Focal length range
    • 16.6 mm
    • 1.5 - 1.8 mm
  • Power consumption (typical)
    • 250 W
    • 255 W
  • Power consumption (standby)
    • 5 W
    • 9 W
  • Weight
    • 2.6 kg
    • 2.9 kg
  • Dimensions (WxDxH)
    • 246 x 328 x 100 mm
    • 309 x 112 x 258 mm

Side by side

Differences highlightedShow differences only
41 specifications
A

Epson

PowerLite S4View product
B

NEC

VT490 LCD ProjectorView product
Projector2 differ
Projector brightnessDiffers1800 ANSI lumens2000 ANSI lumens
Contrast ratio (typical)Differs500:1600:1
Screen size compatibilityKnown for one762 - 7620 mm (30 - 300")
Projection distanceKnown for one6
Number of coloursKnown for one16.78 million colours
UniformityKnown for one85%
Horizontal scan rangeKnown for one15 - 92 kHz
Vertical scan rangeKnown for one48 - 85 Hz
Keystone correction, verticalKnown for one-30 - 30°
Light source1 differ
Service life of light source (economic mode)Known for one3000 h
Lamp typeKnown for oneUHE
Lamp powerDiffers170 W190 W
Lens system1 differ
FocusKnown for oneManual
Focal length rangeDiffers16.6 mm1.5 - 1.8 mm
Ports & interfacesidentical
USB 2.0 ports quantityKnown for one1
Composite video inKnown for one1
Microphone inKnown for oneYes
Serial interface typeKnown for oneRS-232
Featuresidentical
Noise levelKnown for one36 dB
Dot clock scanning frequencyKnown for one162 MHz
Multimediaidentical
Number of built-in speakersKnown for one1
RMS rated powerKnown for one1 W
Power2 differ
Power consumption (typical)Differs250 W255 W
Power consumption (standby)Differs5 W9 W
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 35 °C
Weight & dimensions1 differ
WeightDiffers2.6 kg2.9 kg
Packaging contentidentical
Remote control includedKnown for oneYes
Other features2 differ
Audio inputKnown for oneRCA x 2
Connectivity technologyKnown for oneWired
Dimensions (WxDxH)Differs246 x 328 x 100 mm309 x 112 x 258 mm
InterfaceKnown for oneUSB
Lens systemKnown for oneF=1.4
Power requirementsDiffers100-240 V +/- 10%, 50/60 Hz AC100-240 V; 50/60 Hz
RS-232 portsKnown for one1
Videoidentical
Analog signal format systemKnown for oneNTSC, PAL, SECAM

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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