Product comparison · 2 data projectors

BenQ Digital Projector PB8140 vs NEC MultiSync LT20

14specifications compared
12differ
2identical
7known for one product only

Key differences

Projector brightness
- Digital Projector PB8140:2000 ANSI lumens
- MultiSync LT20:1500 ANSI lumens
Projector native resolution
- Digital Projector PB8140:SVGA (800x600)
- MultiSync LT20:XGA (1024x768)
Contrast ratio (typical)
- Digital Projector PB8140:2000:1
- MultiSync LT20:2100:1
Horizontal scan range
- Digital Projector PB8140:24 - 88 kHz
- MultiSync LT20:15 - 80 kHz
Vertical scan range
- Digital Projector PB8140:48 - 100 Hz
- MultiSync LT20:50 - 85 Hz
Lamp type
- Digital Projector PB8140:NSH
- MultiSync LT20:P-VIP
Lamp power
- Digital Projector PB8140:200 W
- MultiSync LT20:156 W
Display resolution
- Digital Projector PB8140:640 x 350 pixels
- MultiSync LT20:1024 x 768 pixels

Side by side

Differences highlightedShow differences only

Comparison of Digital Projector PB8140, MultiSync LT20
21 specifications	A BenQ Digital Projector PB8140 View product	B NEC MultiSync LT20 View product
Projector5 differ
Projector brightnessDiffers	2000 ANSI lumens	1500 ANSI lumens
Projection technology	DLP	DLP
Projector native resolutionDiffers	SVGA (800x600)	XGA (1024x768)
Contrast ratio (typical)Differs	2000:1	2100:1
Number of coloursKnown for one	16.78 million colours	Unknown — not stated by the source
Horizontal scan rangeDiffers	24 - 88 kHz	15 - 80 kHz
Vertical scan rangeDiffers	48 - 100 Hz	50 - 85 Hz
Light source2 differ
Light source type	Lamp	Lamp
Service life of light sourceKnown for one	2000 h	Unknown — not stated by the source
Lamp typeDiffers	NSH	P-VIP
Lamp powerDiffers	200 W	156 W
Display1 differ
Display resolutionDiffers	640 x 350 pixels	1024 x 768 pixels
Display diagonalKnown for one	Unknown — not stated by the source	80.5 cm (31.7")
Power1 differ
Power consumption (typical)Differs	330 W	200 W
Weight & dimensions1 differ
WeightDiffers	3.5 kg	1 kg
Other features2 differ
Aspect ratioKnown for one	4:3	Unknown — not stated by the source
Dimensions (WxDxH)Differs	320 x 236 x 106 mm	56 x 150 x 200 mm
Lens systemDiffers	F=2.4 - 2.6, f=24.3 - 29.2	F= 2.7 - 2.88, f=28.43 - 32.73
Power requirementsKnown for one	100 - 240 VAC, 50 - 60 Hz	Unknown — not stated by the source
I/O portsKnown for one	Analog RGB: D-sub 15 pin x 1 Analog RGB: DVI-I x 1 (shared) Component Video: D-sub 15 pin x 1 S-Video: Mini DIN 4 pin x 1 Composite-Video: RCA x 1 PC Audio: Stereo mini jack x 1 Video L/R audio: Stereo mini jack	Unknown — not stated by the source
Video inKnown for one	Unknown — not stated by the source	Phono jack

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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