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Product comparison · 2 data projectors

Epson PowerLite 7900NL Multimedia Projector vs Epson PowerLite 83c Multimedia Projector

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  • 32specifications compared
  • 20differ
  • 12identical
  • 13known for one product only

Key differences

  • Projector brightness
    • 4000 ANSI lumens
    • 2200 ANSI lumens
  • Contrast ratio (typical)
    • 700:1
    • 400:1
  • Horizontal scan range
    • 15 - 107 kHz
    • 15 - 92 kHz
  • Vertical scan range
    • 50 - 120 Hz
    • 50 - 85 Hz
  • Keystone correction, vertical
    • -40 - 40°
    • -30 - 30°
  • Service life of light source
    • 2000 h
    • 3000 h
  • Service life of light source (economic mode)
    • 3000 h
    • 4000 h
  • Lamp power
    • 250 W
    • 170 W

Side by side

Differences highlightedShow differences only
45 specifications
A

Epson

PowerLite 7900NL Multimedia ProjectorView product
B

Epson

PowerLite 83c Multimedia ProjectorView product
Projector5 differ
Projector brightnessDiffers4000 ANSI lumens2200 ANSI lumens
Projection technologyLCDLCD
Projector native resolutionXGA (1024x768)XGA (1024x768)
Contrast ratio (typical)Differs700:1400:1
Screen size compatibility762 - 7620 mm (30 - 300")762 - 7620 mm (30 - 300")
Number of colours16.78 million colours16.78 million colours
Uniformity90%90%
Horizontal scan rangeDiffers15 - 107 kHz15 - 92 kHz
Vertical scan rangeDiffers50 - 120 Hz50 - 85 Hz
Keystone correction, horizontalKnown for one20°
Keystone correction, verticalDiffers-40 - 40°-30 - 30°
Projection distanceKnown for one6
Light source3 differ
Light source typeLampLamp
Service life of light sourceDiffers2000 h3000 h
Service life of light source (economic mode)Differs3000 h4000 h
Lamp typeKnown for oneUHE
Lamp powerDiffers250 W170 W
Lens system1 differ
Focal length rangeDiffers28 - 37 mm18.4 - 22.12 mm
Ports & interfacesidentical
VGA (D-Sub) ports quantity11
Composite video inKnown for one1
DVI portKnown for oneYes
USB 2.0 ports quantityKnown for one1
Headphone outputsKnown for one1
Serial interface typeKnown for oneRS-232
Component video (YPbPr/YCbCr) inKnown for one2
S-Video inputs quantityKnown for one1
Networkidentical
Ethernet LAN (RJ-45) ports11
Features2 differ
Noise levelDiffers36 dB35 dB
Dot clock scanning frequencyDiffers230 MHz162 MHz
Air filterKnown for oneYes
Multimedia1 differ
Number of built-in speakers11
RMS rated powerDiffers5 W7 W
Power2 differ
Power consumption (typical)Differs350 W248 W
Power consumption (standby)Differs1.5 W4.1 W
Operational conditionsidentical
Operating temperature (T-T)5 - 35 °C5 - 35 °C
Weight & dimensions1 differ
WeightDiffers5.6 kg2.9 kg
Packaging contentidentical
Remote control includedYesYes
Other features5 differ
Audio inputRCA x 2RCA x 2
Dimensions (WxDxH)Differs325 x 419 x 117 mm246.4 x 832.3 x 110 mm
InterfaceDiffers5-BNC x 1, USBEthernet RJ-45
Lens systemDiffersF=1.7 - 2.3F=1.6 - 1.74
Power requirementsDiffers100-120/200-240V +/-10%, 50/60Hz AC100 - 240V ± 10%, 50/60 Hz AC
RS-232 portsKnown for one1
Video inDiffersNTSC/NTSC4.43/PAL/M-PAL/N-PAL/PAL60/SECAM, HDTV: 480i, 480p, 720p, 1080iNTSC, NTSC4.43, PAL, M-PAL, N-PAL, PAL60, SECAM
Aspect ratioKnown for one4:3, 16:9

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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