Product comparison · 2 data projectors

Acer Business U5310W Ultra short throw projector 2700 ANSI lumens DLP WXGA (1280x800) White vs Epson 421i Short throw projector 2500 ANSI lumens 3LCD XGA (1024x768) White

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

Key differences

Projector brightness
- Business U5310W Ultra short throw projector 2700 ANSI lumens DLP WXGA (1280x800) White:2700 ANSI lumens
- 421i Short throw projector 2500 ANSI lumens 3LCD XGA (1024x768) White:2500 ANSI lumens
Projection technology
- Business U5310W Ultra short throw projector 2700 ANSI lumens DLP WXGA (1280x800) White:DLP
- 421i Short throw projector 2500 ANSI lumens 3LCD XGA (1024x768) White:3LCD
Projector native resolution
- Business U5310W Ultra short throw projector 2700 ANSI lumens DLP WXGA (1280x800) White:WXGA (1280x800)
- 421i Short throw projector 2500 ANSI lumens 3LCD XGA (1024x768) White:XGA (1024x768)
Contrast ratio (typical)
- Business U5310W Ultra short throw projector 2700 ANSI lumens DLP WXGA (1280x800) White:10000:1
- 421i Short throw projector 2500 ANSI lumens 3LCD XGA (1024x768) White:3000:1
Native aspect ratio
- Business U5310W Ultra short throw projector 2700 ANSI lumens DLP WXGA (1280x800) White:16:10
- 421i Short throw projector 2500 ANSI lumens 3LCD XGA (1024x768) White:4:3
Supported aspect ratios
- Business U5310W Ultra short throw projector 2700 ANSI lumens DLP WXGA (1280x800) White:4:3, 16:9
- 421i Short throw projector 2500 ANSI lumens 3LCD XGA (1024x768) White:4:3
Number of colours
- Business U5310W Ultra short throw projector 2700 ANSI lumens DLP WXGA (1280x800) White:1.073 billion colours
- 421i Short throw projector 2500 ANSI lumens 3LCD XGA (1024x768) White:16.78 million colours
Keystone correction, vertical
- Business U5310W Ultra short throw projector 2700 ANSI lumens DLP WXGA (1280x800) White:-40/+40°
- 421i Short throw projector 2500 ANSI lumens 3LCD XGA (1024x768) White:7°

Side by side

Differences highlightedShow differences only

Comparison of U5310W, 421i
81 specifications	A Acer Business U5310W Ultra short throw projector 2700 ANSI lumens DLP WXGA (1280x800) White Model U5310W View product	B Epson 421i Short throw projector 2500 ANSI lumens 3LCD XGA (1024x768) White Model 421i View product
Projector9 differ
Projector brightnessDiffers	2700 ANSI lumens	2500 ANSI lumens
Projection technologyDiffers	DLP	3LCD
Projector native resolutionDiffers	WXGA (1280x800)	XGA (1024x768)
Contrast ratio (typical)Differs	10000:1	3000:1
Native aspect ratioDiffers	16:10	4:3
Supported aspect ratiosDiffers	4:3, 16:9	4:3
Screen size compatibilityDiffers	1524 - 7620 mm (60 - 300")	939.8 - 2743.2 mm (37 - 108")
Number of coloursDiffers	1.073 billion colours	16.78 million colours
Projector brightness (economic mode)Known for one	Unknown — not stated by the source	6000 ANSI lumens
Colour light outputKnown for one	Unknown — not stated by the source	2500 ANSI lumens
Keystone correction, horizontalKnown for one	Unknown — not stated by the source	5°
Keystone correction, verticalDiffers	-40/+40°	7°
White light outputKnown for one	Unknown — not stated by the source	2500 ANSI lumens
Horizontal synchronization (max)Known for one	100 kHz	Unknown — not stated by the source
Horizontal synchronization (min)Known for one	30 kHz	Unknown — not stated by the source
Vertical synchronization (max)Known for one	120 kHz	Unknown — not stated by the source
Vertical synchronization (min)Known for one	50 kHz	Unknown — not stated by the source
Light source3 differ
Light source type	Lamp	Lamp
Service life of light sourceDiffers	3500 h	4000 h
Lamp typeDiffers	P-VIP	UHE
Lamp powerDiffers	280 W	200 W
Lamp power (economic mode)Known for one	Unknown — not stated by the source	6000 W
Lamps quantityKnown for one	Unknown — not stated by the source	1 lamp(s)
Service life of light source (economic mode)Known for one	5000 h	Unknown — not stated by the source
Lens systemidentical
FocusKnown for one	Unknown — not stated by the source	Auto
Focal length rangeKnown for one	Unknown — not stated by the source	1.80 - 6.48 mm
Throw ratioKnown for one	Unknown — not stated by the source	0.55 - 0.74
Digital zoomKnown for one	2x	Unknown — not stated by the source
Video1 differ
Analog signal format systemDiffers	NTSC, PAL, SECAM	NTSC, NTSC 4.43, PAL, PAL 60, PAL M, PAL N, SECAM
Full HD	No	No
3DKnown for one	Unknown — not stated by the source	No
Supported graphics resolutionsKnown for one	Unknown — not stated by the source	1280 x 960, 1366 x 768, 1024 x 768 (XGA), 1152 x 864 (XGA+), 1280 x 1024 (SXGA), 1400 x 1050 (SXGA+), 1440 x 900 (WXGA+), 1600 x 1200 (UXGA), 640 x 480 (VGA), 800 x 600 (SVGA)
3D ReadyKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces4 differ
VGA (D-Sub) ports quantityDiffers	2	3
HDMI ports quantity	1	1
Component video (YPbPr/YCbCr) in	0	0
Composite video in	1	1
DVI port	No	No
S-Video inputs quantity	1	1
USB 2.0 ports quantityDiffers	1	3
Audio (L/R) inDiffers	2	1
Audio (L/R) outKnown for one	Unknown — not stated by the source	1
Serial interface type	RS-232	RS-232
USB connector typeDiffers	Mini-USB B	USB Type-A, USB Type-B
Headphone outputsKnown for one	1	Unknown — not stated by the source
Microphone inKnown for one	Yes	Unknown — not stated by the source
Network1 differ
Ethernet LAN	Yes	Yes
Ethernet LAN (RJ-45) ports	1	1
Wi-FiDiffers	No	Yes
Wi-Fi standardsKnown for one	Unknown — not stated by the source	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Storageidentical
Card reader integrated	No	No
Features2 differ
Noise levelDiffers	34 dB	37 dB
Noise level (economic mode)Known for one	Unknown — not stated by the source	29 dB
HDCPDiffers	Yes	No
Password protection typeKnown for one	Unknown — not stated by the source	Yes
Multimedia1 differ
Built-in speaker(s)	Yes	Yes
Number of built-in speakers	1	1
RMS rated powerDiffers	10 W	16 W
Design1 differ
Product typeDiffers	Ultra short throw projector	Short throw projector
Market positioning	Short throw	Short throw
Product colour	White	White
Placement	Desktop	Desktop
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Displayidentical
Built-in display	No	No
Poweridentical
Power source	AC	AC
AC input voltage	100 - 240 V	100 - 240 V
AC input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 35 °C
Weight & dimensions4 differ
WeightDiffers	7.2 kg	4.1 kg
WidthDiffers	357 mm	345.4 mm
DepthDiffers	367 mm	276.8 mm
HeightDiffers	231 mm	104.1 mm
Package widthKnown for one	460 mm	Unknown — not stated by the source
Package depthKnown for one	455 mm	Unknown — not stated by the source
Package heightKnown for one	350 mm	Unknown — not stated by the source
Package weightKnown for one	10 kg	Unknown — not stated by the source
Packaging contentidentical
Remote control included	No	No
Other featuresidentical
Maximum analog resolutionKnown for one	Unknown — not stated by the source	1024 x 768 pixels
Maximum digital resolutionKnown for one	Unknown — not stated by the source	1600 x 1200 pixels
RS-232 ports	1	1

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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