Product comparison · 2 data projectors

Acer Essential X1123H Standard throw projector 3600 ANSI lumens DLP SVGA (800x600) Black vs Epson EB-990U Standard throw projector 3800 ANSI lumens 3LCD WUXGA (1920x1200) Grey, White

43specifications compared
31differ
12identical
72known for one product only

Key differences

Projector brightness
- Essential X1123H Standard throw projector 3600 ANSI lumens DLP SVGA (800x600) Black:3600 ANSI lumens
- EB-990U Standard throw projector 3800 ANSI lumens 3LCD WUXGA (1920x1200) Grey, White:3800 ANSI lumens
Projection technology
- Essential X1123H Standard throw projector 3600 ANSI lumens DLP SVGA (800x600) Black:DLP
- EB-990U Standard throw projector 3800 ANSI lumens 3LCD WUXGA (1920x1200) Grey, White:3LCD
Projector native resolution
- Essential X1123H Standard throw projector 3600 ANSI lumens DLP SVGA (800x600) Black:SVGA (800x600)
- EB-990U Standard throw projector 3800 ANSI lumens 3LCD WUXGA (1920x1200) Grey, White:WUXGA (1920x1200)
Contrast ratio (typical)
- Essential X1123H Standard throw projector 3600 ANSI lumens DLP SVGA (800x600) Black:20000:1
- EB-990U Standard throw projector 3800 ANSI lumens 3LCD WUXGA (1920x1200) Grey, White:15000:1
Native aspect ratio
- Essential X1123H Standard throw projector 3600 ANSI lumens DLP SVGA (800x600) Black:4:3
- EB-990U Standard throw projector 3800 ANSI lumens 3LCD WUXGA (1920x1200) Grey, White:16:10
Projection distance
- Essential X1123H Standard throw projector 3600 ANSI lumens DLP SVGA (800x600) Black:1 - 10 m
- EB-990U Standard throw projector 3800 ANSI lumens 3LCD WUXGA (1920x1200) Grey, White:1.79 - 2.89 m
Keystone correction, vertical
- Essential X1123H Standard throw projector 3600 ANSI lumens DLP SVGA (800x600) Black:-40 - 40°
- EB-990U Standard throw projector 3800 ANSI lumens 3LCD WUXGA (1920x1200) Grey, White:-30 - 30°
Service life of light source
- Essential X1123H Standard throw projector 3600 ANSI lumens DLP SVGA (800x600) Black:5000 h
- EB-990U Standard throw projector 3800 ANSI lumens 3LCD WUXGA (1920x1200) Grey, White:6000 h

Side by side

Differences highlightedShow differences only

Comparison of X1123H, EB-990U
115 specifications	A Acer Essential X1123H Standard throw projector 3600 ANSI lumens DLP SVGA (800x600) Black Model X1123H View product	B Epson EB-990U Standard throw projector 3800 ANSI lumens 3LCD WUXGA (1920x1200) Grey, White Model EB-990U View product
Projector7 differ
Projector brightnessDiffers	3600 ANSI lumens	3800 ANSI lumens
Projection technologyDiffers	DLP	3LCD
Projector native resolutionDiffers	SVGA (800x600)	WUXGA (1920x1200)
Contrast ratio (typical)Differs	20000:1	15000:1
Native aspect ratioDiffers	4:3	16:10
Screen size compatibilityKnown for one	Unknown — not stated by the source	762 - 7620 mm (30 - 300")
Projection distanceDiffers	1 - 10 m	1.79 - 2.89 m
Number of colours	1.073 billion colours	1.073 billion colours
Projector brightness (economic mode)Known for one	Unknown — not stated by the source	2440 ANSI lumens
Vertical scan rangeKnown for one	Unknown — not stated by the source	50 - 85 Hz
Keystone correction, horizontalKnown for one	Unknown — not stated by the source	-30 - 30°
Keystone correction, verticalDiffers	-40 - 40°	-30 - 30°
Matrix sizeKnown for one	Unknown — not stated by the source	1.7 cm (0.67")
Supported aspect ratiosKnown for one	4:3, 16:9	Unknown — not stated by the source
Horizontal synchronization (max)Known for one	100 kHz	Unknown — not stated by the source
Horizontal synchronization (min)Known for one	15 kHz	Unknown — not stated by the source
Vertical synchronization (max)Known for one	0.12 kHz	Unknown — not stated by the source
Vertical synchronization (min)Known for one	0.024 kHz	Unknown — not stated by the source
Light source4 differ
Light source type	Lamp	Lamp
Service life of light sourceDiffers	5000 h	6000 h
Service life of light source (economic mode)Differs	10000 h	12000 h
Lamp typeDiffers	OSRAM	UHE
Lamp powerDiffers	203 W	210 W
Lamps quantityKnown for one	1 lamp(s)	Unknown — not stated by the source
Lens system3 differ
Focus	Manual	Manual
Focal length rangeDiffers	22 - 24.1 mm	20.3 - 32.5 mm
Aperture range (F-F)Differs	2.56 - 2.68	1.5 - 1.9
Zoom capabilityKnown for one	Unknown — not stated by the source	Yes
Zoom typeKnown for one	Unknown — not stated by the source	Manual
Zoom ratioKnown for one	Unknown — not stated by the source	1.6:1
Throw ratioDiffers	1.96 - 2.15:1	1.39 - 2.23:1
Digital zoomKnown for one	2x	Unknown — not stated by the source
Optical zoomKnown for one	1.1x	Unknown — not stated by the source
Videoidentical
Full HDKnown for one	Unknown — not stated by the source	Yes
3DKnown for one	Unknown — not stated by the source	No
Colour modes (2D)Known for one	Unknown — not stated by the source	Cinema, Dynamic
Video colour modesKnown for one	Unknown — not stated by the source	Blackboard, Cinema, Dynamic, Presentation, sRGB
Video processingKnown for one	Unknown — not stated by the source	10 bit
Analog signal format systemKnown for one	NTSC, PAL, SECAM	Unknown — not stated by the source
Ports & interfaces5 differ
VGA (D-Sub) ports quantityDiffers	2	3
HDMI ports quantityDiffers	1	2
HDMI connector typeKnown for one	Unknown — not stated by the source	Full-size
Component video (YPbPr/YCbCr) inDiffers	0	2
Composite video in	1	1
DVI port	No	No
S-Video inputs quantityDiffers	0	1
USB 2.0 ports quantity	1	1
USB 2.0 Type-B ports quantityKnown for one	Unknown — not stated by the source	1
Audio (L/R) inDiffers	1	0
Serial interface typeKnown for one	Unknown — not stated by the source	RS-232C
PC Audio inKnown for one	Unknown — not stated by the source	Yes
PC Audio outKnown for one	Unknown — not stated by the source	Yes
Mobile High-Definition Link (MHL)Known for one	Unknown — not stated by the source	Yes
AC (power) inKnown for one	Unknown — not stated by the source	Yes
Audio (L/R) outKnown for one	1	Unknown — not stated by the source
Network1 differ
Ethernet LANKnown for one	Unknown — not stated by the source	Yes
Ethernet LAN (RJ-45) portsDiffers	0	1
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100 Mbit/s
Wi-FiKnown for one	Unknown — not stated by the source	No
Storageidentical
Card reader integratedKnown for one	Unknown — not stated by the source	No
Features2 differ
Noise levelDiffers	30 dB	37 dB
Noise level (economic mode)Differs	26 dB	28 dB
On Screen Display (OSD)Known for one	Unknown — not stated by the source	Yes
Country of originKnown for one	Unknown — not stated by the source	Philippines
Password protectionKnown for one	Unknown — not stated by the source	Yes
Projection modesKnown for one	Ceiling, Front, Rear	Unknown — not stated by the source
Multimedia1 differ
Built-in speaker(s)	Yes	Yes
RMS rated powerDiffers	3 W	16 W
Number of built-in speakersKnown for one	1	Unknown — not stated by the source
Design2 differ
Product type	Standard throw projector	Standard throw projector
Product colourDiffers	Black	Grey, White
PlacementDiffers	Desktop, Ceiling	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 displayKnown for one	Unknown — not stated by the source	No
Power3 differ
Power source	AC	AC
Power consumption (typical)Differs	260 W	309 W
Power consumption (standby)Known for one	Unknown — not stated by the source	0.2 W
Power consumption (economy mode)Differs	205 W	227 W
AC input voltageDiffers	120 - 230 V	100 - 240 V
AC input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Operational conditions2 differ
Operating temperature (T-T)Differs	0 - 40 °C	5 - 35 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-10 - 60 °C
Operating relative humidity (H-H)Differs	0 - 90%	20 - 80%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 90%
Weight & dimensions1 differ
WeightDiffers	2.4 kg	3.2 kg
WidthKnown for one	Unknown — not stated by the source	309 mm
DepthKnown for one	Unknown — not stated by the source	293 mm
HeightKnown for one	Unknown — not stated by the source	105 mm
Package widthKnown for one	Unknown — not stated by the source	170 mm
Package depthKnown for one	Unknown — not stated by the source	390 mm
Package heightKnown for one	Unknown — not stated by the source	385 mm
Package weightKnown for one	Unknown — not stated by the source	4.352 g
Packaging contentidentical
Remote control included	Yes	Yes
Batteries included	Yes	Yes
Cables included	AC, VGA	AC, VGA
Bundled softwareKnown for one	Unknown — not stated by the source	Epson Projector Management Software, EasyMP Multi PC Projection, EasyMP Network Projection
Carrying caseKnown for one	Yes	Unknown — not stated by the source
Quick start guideKnown for one	Yes	Unknown — not stated by the source
Logistics dataidentical
Quantity per packKnown for one	Unknown — not stated by the source	1 pc(s)
Pallet gross heightKnown for one	Unknown — not stated by the source	2.07 m
Pallet gross lengthKnown for one	Unknown — not stated by the source	120 cm
Pallet gross widthKnown for one	Unknown — not stated by the source	80 cm
Pallet height (UK)Known for one	Unknown — not stated by the source	2.07 m
Pallet length (UK)Known for one	Unknown — not stated by the source	120 cm
Pallet width (UK)Known for one	Unknown — not stated by the source	100 cm
Products per palletKnown for one	Unknown — not stated by the source	72 pc(s)
Products per pallet (UK)Known for one	Unknown — not stated by the source	72 pc(s)
Products per pallet layerKnown for one	Unknown — not stated by the source	6 pc(s)
Products per pallet layer (UK)Known for one	Unknown — not stated by the source	6 pc(s)
Other featuresidentical
RS-232CKnown for one	Unknown — not stated by the source	Yes
Maximum digital resolutionKnown for one	1920 x 1200 pixels	Unknown — not stated by the source
RS-232 portsKnown for one	0	Unknown — not stated by the source
Softwareidentical
Mac compatibilityKnown for one	Yes	Unknown — not stated by the source
Windows 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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