Product comparison · 2 data projectors

Acer HL1820 DLP UHD 4K (3840x2160) 3D White vs Sharp A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black

25specifications compared
19differ
6identical
40known for one product only

Key differences

The Sharp A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black has 1 more audio (L/R) out than the Acer HL1820 DLP UHD 4K (3840x2160) 3D White (2 vs 1). The Sharp A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black has 8 dB more noise level (economic mode) than the Acer HL1820 DLP UHD 4K (3840x2160) 3D White (37 dB vs 29 dB). The Sharp A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black has 25.8 kg more weight than the Acer HL1820 DLP UHD 4K (3840x2160) 3D White (28.7 kg vs 2.9 kg). Projection technology: DLP on the Acer HL1820 DLP UHD 4K (3840x2160) 3D White, 3LCD on the Sharp A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black. Projector native resolution: UHD 4K (3840x2160) on the Acer HL1820 DLP UHD 4K (3840x2160) 3D White, WUXGA (1920x1200) on the Sharp A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black.

Projection technology
- HL1820 DLP UHD 4K (3840x2160) 3D White:DLP
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:3LCD
Projector native resolution
- HL1820 DLP UHD 4K (3840x2160) 3D White:UHD 4K (3840x2160)
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:WUXGA (1920x1200)
Native aspect ratio
- HL1820 DLP UHD 4K (3840x2160) 3D White:16:9
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:16:10
Supported aspect ratios
- HL1820 DLP UHD 4K (3840x2160) 3D White:16:9, 4:3
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:16:10
Screen size compatibility
- HL1820 DLP UHD 4K (3840x2160) 3D White:762 - 7620 mm (30 - 300")
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:1524 - 12700 mm (60 - 500")
Projection distance
- HL1820 DLP UHD 4K (3840x2160) 3D White:0.9 - 4.6 m
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:0.68 - 80.77 m
Horizontal scan range
- HL1820 DLP UHD 4K (3840x2160) 3D White:15 - 135 kHz
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:15 - 153 kHz
Vertical scan range
- HL1820 DLP UHD 4K (3840x2160) 3D White:24 - 240 Hz
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:24 - 120 Hz

Side by side

Differences highlightedShow differences only

Comparison of HL1820, A175U-B
65 specifications	A Acer HL1820 DLP UHD 4K (3840x2160) 3D White Model HL1820 View product	B Sharp A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black Model A175U-B View product
Projector10 differ
Projector brightnessKnown for one	Unknown — not stated by the source	17000 ANSI lumens
Projection technologyDiffers	DLP	3LCD
Projector native resolutionDiffers	UHD 4K (3840x2160)	WUXGA (1920x1200)
Contrast ratio (typical)Known for one	Unknown — not stated by the source	3000000:1
Native aspect ratioDiffers	16:9	16:10
Supported aspect ratiosDiffers	16:9, 4:3	16:10
Screen size compatibilityDiffers	762 - 7620 mm (30 - 300")	1524 - 12700 mm (60 - 500")
Projection distanceDiffers	0.9 - 4.6 m	0.68 - 80.77 m
Horizontal scan rangeDiffers	15 - 135 kHz	15 - 153 kHz
Vertical scan rangeDiffers	24 - 240 Hz	24 - 120 Hz
Keystone correction, horizontalDiffers	+/- 30°	-40 - 40°
Keystone correction, verticalDiffers	+/- 30°	-30 - 30°
Number of coloursKnown for one	1.07 billion colours	Unknown — not stated by the source
UniformityKnown for one	80%	Unknown — not stated by the source
Light sourceidentical
Service life of light source (economic mode)Known for one	30000 h	Unknown — not stated by the source
Lens system1 differ
FocusDiffers	Manual	Motorized
Horizontal lens shift rangeKnown for one	Unknown — not stated by the source	-25 - 25%
Vertical lens shift rangeKnown for one	Unknown — not stated by the source	-65 - 65%
Zoom capabilityKnown for one	Yes	Unknown — not stated by the source
Zoom ratioKnown for one	1:1.62	Unknown — not stated by the source
Ports & interfaces1 differ
USB 2.0 Type-A ports quantityKnown for one	Unknown — not stated by the source	1
Audio (L/R) outDiffers	1	2
Serial interface typeKnown for one	Unknown — not stated by the source	RS-232
3G-SDI inputKnown for one	Unknown — not stated by the source	1
VGA (D-Sub) ports quantityKnown for one	0	Unknown — not stated by the source
Component video (YPbPr/YCbCr) inKnown for one	0	Unknown — not stated by the source
Composite video inKnown for one	0	Unknown — not stated by the source
DVI portKnown for one	No	Unknown — not stated by the source
Networkidentical
Ethernet LANKnown for one	Unknown — not stated by the source	Yes
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
Features1 differ
Noise levelKnown for one	Unknown — not stated by the source	43 dB
Noise level (economic mode)Differs	29 dB	37 dB
HDCPKnown for one	Unknown — not stated by the source	Yes
Projection modesKnown for one	Ceiling, Front, Rear	Unknown — not stated by the source
Design1 differ
Product typeKnown for one	Unknown — not stated by the source	Standard throw projector
Product colourDiffers	White	Black
Market positioningKnown for one	Home cinema	Unknown — not stated by the source
Poweridentical
Power consumption (typical)Known for one	Unknown — not stated by the source	990 W
Power consumption (standby)Known for one	Unknown — not stated by the source	0.5 W
Power consumption (economy mode)Known for one	Unknown — not stated by the source	890 W
AC input voltageKnown for one	Unknown — not stated by the source	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	0 - 40 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-10 - 50 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 80%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 80%
Weight & dimensions4 differ
WeightDiffers	2.9 kg	28.7 kg
WidthDiffers	286 mm	599 mm
DepthDiffers	216 mm	490 mm
HeightDiffers	115.5 mm	238 mm
Packaging content1 differ
Remote control includedKnown for one	Unknown — not stated by the source	Yes
Remote control typeKnown for one	Unknown — not stated by the source	IR
Cables includedDiffers	HDMI	AC
Carrying caseKnown for one	Yes	Unknown — not stated by the source
Videoidentical
Full HDKnown for one	No	Unknown — not stated by the source
3DKnown for one	Yes	Unknown — not stated by the source
Multimediaidentical
Built-in speaker(s)Known for one	Yes	Unknown — not stated by the source
Number of built-in speakersKnown for one	1	Unknown — not stated by the source
RMS rated powerKnown for one	15 W	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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