Product comparison · 2 data projectors

Epson PowerLite 7900NL Multimedia Projector vs Epson PowerLite 82c

30specifications compared
17differ
13identical
12known for one product only

Key differences

Projector brightness
- PowerLite 7900NL Multimedia Projector:4000 ANSI lumens
- PowerLite 82c:2000 ANSI lumens
Contrast ratio (typical)
- PowerLite 7900NL Multimedia Projector:700:1
- PowerLite 82c:400:1
Screen size compatibility
- PowerLite 7900NL Multimedia Projector:762 - 7620 mm (30 - 300")
- PowerLite 82c:300
Uniformity
- PowerLite 7900NL Multimedia Projector:90%
- PowerLite 82c:85%
Horizontal scan range
- PowerLite 7900NL Multimedia Projector:15 - 107 kHz
- PowerLite 82c:15 - 92 kHz
Vertical scan range
- PowerLite 7900NL Multimedia Projector:50 - 120 Hz
- PowerLite 82c:50 - 85 Hz
Service life of light source
- PowerLite 7900NL Multimedia Projector:2000 h
- PowerLite 82c:170 h
Lamp power
- PowerLite 7900NL Multimedia Projector:250 W
- PowerLite 82c:2000 W

Side by side

Differences highlightedShow differences only

Comparison of PowerLite 7900NL Multimedia Projector, PowerLite 82c
42 specifications	A Epson PowerLite 7900NL Multimedia Projector View product	B Epson PowerLite 82c View product
Projector6 differ
Projector brightnessDiffers	4000 ANSI lumens	2000 ANSI lumens
Projection technology	LCD	LCD
Projector native resolution	XGA (1024x768)	XGA (1024x768)
Contrast ratio (typical)Differs	700:1	400:1
Screen size compatibilityDiffers	762 - 7620 mm (30 - 300")	300
Number of colours	16.78 million colours	16.78 million colours
UniformityDiffers	90%	85%
Horizontal scan rangeDiffers	15 - 107 kHz	15 - 92 kHz
Vertical scan rangeDiffers	50 - 120 Hz	50 - 85 Hz
Keystone correction, horizontalKnown for one	20°	Unknown — not stated by the source
Keystone correction, verticalKnown for one	-40 - 40°	Unknown — not stated by the source
Light source2 differ
Light source type	Lamp	Lamp
Service life of light sourceDiffers	2000 h	170 h
Service life of light source (economic mode)Known for one	3000 h	Unknown — not stated by the source
Lamp type	UHE	UHE
Lamp powerDiffers	250 W	2000 W
Lens systemidentical
Focal length rangeKnown for one	28 - 37 mm	Unknown — not stated by the source
Ports & interfaces1 differ
VGA (D-Sub) ports quantityDiffers	1	2
Composite video in	1	1
DVI portKnown for one	Yes	Unknown — not stated by the source
USB 2.0 ports quantity	1	1
Headphone outputsKnown for one	1	Unknown — not stated by the source
Serial interface typeKnown for one	RS-232	Unknown — not stated by the source
S-Video inputs quantityKnown for one	Unknown — not stated by the source	1
Networkidentical
Ethernet LAN (RJ-45) portsKnown for one	1	Unknown — not stated by the source
Features1 differ
Noise level	36 dB	36 dB
Dot clock scanning frequencyDiffers	230 MHz	162 MHz
Multimediaidentical
Number of built-in speakers	1	1
RMS rated power	5 W	5 W
Power2 differ
Power consumption (typical)Differs	350 W	250 W
Power consumption (standby)Differs	1.5 W	4 W
Operational conditionsidentical
Operating temperature (T-T)	5 - 35 °C	5 - 35 °C
Weight & dimensions1 differ
WeightDiffers	5.6 kg	2.68 kg
Packaging contentidentical
Remote control included	Yes	Yes
Other features4 differ
Audio input	RCA x 2	RCA x 2
Dimensions (WxDxH)Differs	325 x 419 x 117 mm	246.4 x 327.7 x 100 mm
InterfaceDiffers	5-BNC x 1, USB	USB
Lens systemDiffers	F=1.7 - 2.3	F=1.60 - 1.74, f=18.4 - 22.12 mm
Power requirementsDiffers	100-120/200-240V +/-10%, 50/60Hz AC	100-240VAC +/-10%, 50/60Hz
RS-232 portsKnown for one	1	Unknown — not stated by the source
Video inKnown for one	NTSC/NTSC4.43/PAL/M-PAL/N-PAL/PAL60/SECAM, HDTV: 480i, 480p, 720p, 1080i	Unknown — not stated by the source
Aspect ratioKnown for one	Unknown — not stated by the source	4:3, 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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