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Product comparison · 2 data projectors

Epson PowerLite 7900NL Multimedia Projector vs Epson PowerLite 835p

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  • 35specifications compared
  • 17differ
  • 18identical
  • 11known for one product only

Key differences

  • Projector brightness
    • 4000 ANSI lumens
    • 3000 ANSI lumens
  • Contrast ratio (typical)
    • 700:1
    • 600:1
  • Screen size compatibility
    • 762 - 7620 mm (30 - 300")
    • 300
  • Keystone correction, horizontal
    • 20°
    • 40°
  • Keystone correction, vertical
    • -40 - 40°
    • ±45°
  • Lamp power
    • 250 W
    • 200 W
  • VGA (D-Sub) ports quantity
    • 1
    • 3
  • USB 2.0 ports quantity
    • 1
    • 2

Side by side

Differences highlightedShow differences only
46 specifications
A

Epson

PowerLite 7900NL Multimedia ProjectorView product
B

Epson

PowerLite 835pView product
Projector5 differ
Projector brightnessDiffers4000 ANSI lumens3000 ANSI lumens
Projection technologyLCDLCD
Projector native resolutionXGA (1024x768)XGA (1024x768)
Contrast ratio (typical)Differs700:1600:1
Screen size compatibilityDiffers762 - 7620 mm (30 - 300")300
Number of colours16.78 million colours16.78 million colours
Uniformity90%90%
Horizontal scan range15 - 107 kHz15 - 107 kHz
Vertical scan range50 - 120 Hz50 - 120 Hz
Keystone correction, horizontalDiffers20°40°
Keystone correction, verticalDiffers-40 - 40°±45°
Light source1 differ
Light source typeLampLamp
Service life of light source2000 h2000 h
Lamp typeUHEUHE
Lamp powerDiffers250 W200 W
Service life of light source (economic mode)Known for one3000 h
Ports & interfaces2 differ
VGA (D-Sub) ports quantityDiffers13
Composite video in11
S-Video inputs quantityKnown for one1
USB 2.0 ports quantityDiffers12
Serial interface typeRS-232RS-232
CardBus PCMCIA slot typeKnown for oneType II
CardBus PCMCIA slots quantityKnown for one1
DVI portKnown for oneYes
Headphone outputsKnown for one1
Features1 differ
Noise levelDiffers36 dB34 dB
Dot clock scanning frequency230 MHz230 MHz
Multimediaidentical
Number of built-in speakers11
RMS rated power5 W5 W
Power2 differ
Power consumption (typical)Differs350 W300 W
Power consumption (standby)Differs1.5 W38 W
Operational conditionsidentical
Operating temperature (T-T)5 - 35 °C5 - 35 °C
Weight & dimensions1 differ
WeightDiffers5.6 kg4.7 kg
Packaging contentidentical
Remote control includedYesYes
Other features5 differ
Aspect ratioKnown for one4:3, 5:4, 16:9
Audio inputRCA x 2RCA x 2
Connectivity technologyKnown for oneWireless
Dimensions (WxDxH)Differs325 x 419 x 117 mm282 x 367.5 x 126 mm
InterfaceDiffers5-BNC x 1, USB802.11g
Lens systemDiffersF=1.7 - 2.3F=1.75 - 2.42, f=24 - 38.2 mm
Power requirementsDiffers100-120/200-240V +/-10%, 50/60Hz AC100-240V +/-10%, 50/60Hz
RS-232 ports11
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, HDTV: 480i, 480p, 720p, 1080i
I/O portsKnown for oneRJ45 x 1, Mini D-sub 9pin x 1, RS-232C, USB(B) x 1, USB(A) x 1
Lens systemidentical
Focal length rangeKnown for one28 - 37 mm
Networkidentical
Ethernet LAN (RJ-45) portsKnown for one1

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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