Product comparison · 2 data projectors

Epson BrightLink 455Wi-T vs Epson PowerLite 1221

47specifications compared
26differ
21identical
34known for one product only

Key differences

Projector brightness
- BrightLink 455Wi-T:2500 ANSI lumens
- PowerLite 1221:2800 ANSI lumens
Projector native resolution
- BrightLink 455Wi-T:WXGA (1280x800)
- PowerLite 1221:XGA (1024x768)
Contrast ratio (typical)
- BrightLink 455Wi-T:2000:1
- PowerLite 1221:3000:1
Service life of light source
- BrightLink 455Wi-T:3500 h
- PowerLite 1221:4000 h
Service life of light source (economic mode)
- BrightLink 455Wi-T:2500 h
- PowerLite 1221:5000 h
Lamp power
- BrightLink 455Wi-T:230 W
- PowerLite 1221:200 W
Focal length range
- BrightLink 455Wi-T:4.68 mm
- PowerLite 1221:16.9 - 20.28 mm
Zoom ratio
- BrightLink 455Wi-T:1.35:1
- PowerLite 1221:1.2:1

Side by side

Differences highlightedShow differences only

Comparison of BrightLink 455Wi-T, PowerLite 1221
81 specifications	A Epson BrightLink 455Wi-T View product	B Epson PowerLite 1221 View product
Projector4 differ
Projector brightnessDiffers	2500 ANSI lumens	2800 ANSI lumens
Projector native resolutionDiffers	WXGA (1280x800)	XGA (1024x768)
Contrast ratio (typical)Differs	2000:1	3000:1
Screen size compatibilityDiffers	1498.6 - 2438.4 mm (59 - 96")	762 - 7620 mm (30 - 300")
Projection distanceKnown for one	Unknown — not stated by the source	0.9 - 10.8 m
Keystone correction, horizontalKnown for one	Unknown — not stated by the source	±30°
Keystone correction, verticalKnown for one	Unknown — not stated by the source	±30°
Light source3 differ
Service life of light sourceDiffers	3500 h	4000 h
Service life of light source (economic mode)Differs	2500 h	5000 h
Lamp powerDiffers	230 W	200 W
Lamps quantityKnown for one	Unknown — not stated by the source	1 lamp(s)
Lens system2 differ
Focal length rangeDiffers	4.68 mm	16.9 - 20.28 mm
Zoom capabilityKnown for one	Unknown — not stated by the source	Yes
Zoom typeKnown for one	Unknown — not stated by the source	Manual
Zoom ratioDiffers	1.35:1	1.2:1
Digital zoomKnown for one	Unknown — not stated by the source	1.2x
Throw ratioKnown for one	Unknown — not stated by the source	1.48 - 1.77:1
F-number (relative aperture)Known for one	1.80	Unknown — not stated by the source
Video2 differ
Analog signal format systemDiffers	NTSC, NTSC 4.43, PAL 60, PAL M, PAL N, SECAM	NTSC, NTSC 4.43, PAL, PAL 60, PAL M, PAL N, SECAM
Full HDDiffers	Yes	No
Supported graphics resolutionsKnown for one	Unknown — not stated by the source	1440 x 1050, 1024 x 768 (XGA), 1152 x 864 (XGA+), 1280 x 800 (WXGA), 1440 x 900 (WXGA+), 1600 x 1200 (UXGA), 640 x 480 (VGA)
Supported video modesKnown for one	1080i, 480i, 480p, 576i, 576p, 720p	Unknown — not stated by the source
Ports & interfaces2 differ
VGA (D-Sub) ports quantityDiffers	4	1
USB 2.0 ports quantityDiffers	1	2
Component video (YPbPr/YCbCr) inKnown for one	2	Unknown — not stated by the source
Microphone inKnown for one	Yes	Unknown — not stated by the source
Serial interface typeKnown for one	RS-232	Unknown — not stated by the source
Network2 differ
Ethernet LANDiffers	Yes	No
Ethernet LAN (RJ-45) portsDiffers	1	0
Wi-FiKnown for one	Unknown — not stated by the source	No
Features2 differ
Noise levelDiffers	35 dB	37 dB
Noise level (economic mode)Differs	28 dB	29 dB
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
HDCPKnown for one	No	Unknown — not stated by the source
Multimedia1 differ
RMS rated powerDiffers	12 W	2 W
Design1 differ
Product colourDiffers	Grey, White	Black
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Product typeKnown for one	Short throw projector	Unknown — not stated by the source
Market positioningKnown for one	Short throw	Unknown — not stated by the source
Power2 differ
Power consumption (typical)Differs	363 W	238 W
Power consumption (standby)Differs	10 W	0.4 W
Power sourceKnown for one	AC	Unknown — not stated by the source
Voltage toleranceKnown for one	10%	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	5.85 kg	2.3 kg
WidthDiffers	368 mm	294.6 mm
DepthDiffers	482 mm	228.6 mm
HeightDiffers	154 mm	78.7 mm
Packaging contentidentical
Batteries includedKnown for one	Unknown — not stated by the source	Yes
Cables includedKnown for one	Unknown — not stated by the source	USB, VGA
Carrying caseKnown for one	Unknown — not stated by the source	Yes
Other features1 differ
Aspect ratioDiffers	16:10	4:3
Connectivity technologyKnown for one	Unknown — not stated by the source	Wired
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	294.6 x 228.6 x 78.7 mm
Horizontal resolutionKnown for one	Unknown — not stated by the source	560 lines
Lens systemKnown for one	Unknown — not stated by the source	F = 1.58 - 1.72
RS-232 portsKnown for one	1	Unknown — not stated by the source
Displayidentical
Built-in displayKnown for one	No	Unknown — not stated by the source
Softwareidentical
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Mac operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Other operating systems supportedKnown for one	Yes	Unknown — not stated by the source

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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