Product comparison · 2 data projectors

Acer HL1820 DLP UHD 4K (3840x2160) 3D White vs Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White

25specifications compared
12differ
13identical
40known for one product only

Key differences

The Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White has 0.4 kg more weight than the Acer HL1820 DLP UHD 4K (3840x2160) 3D White (3.3 kg vs 2.9 kg). The Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White has 36 mm more width than the Acer HL1820 DLP UHD 4K (3840x2160) 3D White (322 mm vs 286 mm). The Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White has 9 mm more depth than the Acer HL1820 DLP UHD 4K (3840x2160) 3D White (225 mm vs 216 mm). Only the Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White has full HD. Projector native resolution: UHD 4K (3840x2160) on the Acer HL1820 DLP UHD 4K (3840x2160) 3D White, 1080p (1920x1080) on the Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White.

Projector native resolution
- HL1820 DLP UHD 4K (3840x2160) 3D White:UHD 4K (3840x2160)
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:1080p (1920x1080)
Native aspect ratio
- HL1820 DLP UHD 4K (3840x2160) 3D White:16:9
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:16:10
Supported aspect ratios
- HL1820 DLP UHD 4K (3840x2160) 3D White:16:9, 4:3
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:4:3, 16:10
Projection distance
- HL1820 DLP UHD 4K (3840x2160) 3D White:0.9 - 4.6 m
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:1 - 10 m
Light source type
- HL1820 DLP UHD 4K (3840x2160) 3D White:Laser
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:Lamp
Zoom ratio
- HL1820 DLP UHD 4K (3840x2160) 3D White:1:1.62
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:1:1
Full HD
- HL1820 DLP UHD 4K (3840x2160) 3D White:No
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:Yes
Weight
- HL1820 DLP UHD 4K (3840x2160) 3D White:2.9 kg
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:3.3 kg

Side by side

Differences highlightedShow differences only

Comparison of HL1820, HL6521G
65 specifications	A Acer HL1820 DLP UHD 4K (3840x2160) 3D White Model HL1820 View product	B Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White Model HL6521G View product
Projector4 differ
Projector brightnessKnown for one	Unknown — not stated by the source	4000 ANSI lumens
Projector native resolutionDiffers	UHD 4K (3840x2160)	1080p (1920x1080)
Contrast ratio (typical)Known for one	Unknown — not stated by the source	1:3500000
Native aspect ratioDiffers	16:9	16:10
Supported aspect ratiosDiffers	16:9, 4:3	4:3, 16:10
Projection distanceDiffers	0.9 - 4.6 m	1 - 10 m
Projector brightness (economic mode)Known for one	Unknown — not stated by the source	3200 ANSI lumens
Screen size compatibilityKnown for one	762 - 7620 mm (30 - 300")	Unknown — not stated by the source
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
Horizontal scan rangeKnown for one	15 - 135 kHz	Unknown — not stated by the source
Vertical scan rangeKnown for one	24 - 240 Hz	Unknown — not stated by the source
Keystone correction, horizontalKnown for one	+/- 30°	Unknown — not stated by the source
Keystone correction, verticalKnown for one	+/- 30°	Unknown — not stated by the source
Light source1 differ
Light source typeDiffers	Laser	Lamp
Service life of light sourceKnown for one	20000 h	Unknown — not stated by the source
Lens system1 differ
Focal length rangeKnown for one	Unknown — not stated by the source	15.84 - 17.44 mm
Zoom typeKnown for one	Unknown — not stated by the source	Manual
Zoom ratioDiffers	1:1.62	1:1
Zoom capabilityKnown for one	Yes	Unknown — not stated by the source
Video1 differ
Full HDDiffers	No	Yes
Supported graphics resolutionsKnown for one	Unknown — not stated by the source	1920 x 1080 (HD 1080), 3840 x 2160
Ports & interfacesidentical
USB 2.0 Type-A ports quantityKnown for one	Unknown — not stated by the source	1
Serial interface typeKnown for one	Unknown — not stated by the source	RS-232
PC Audio outKnown for one	Unknown — not stated by the source	Yes
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
Audio (L/R) inKnown for one	1	Unknown — not stated by the source
Networkidentical
Ethernet LANKnown for one	Unknown — not stated by the source	No
Wi-FiKnown for one	Unknown — not stated by the source	Yes
Wi-Fi standardsKnown for one	Unknown — not stated by the source	802.11a, 802.11b, Wi-Fi 4 (802.11n), 802.11g, Wi-Fi 5 (802.11ac)
Featuresidentical
Noise levelKnown for one	Unknown — not stated by the source	29 dB
On Screen Display (OSD)Known for one	Unknown — not stated by the source	Yes
Noise level (economic mode)Known for one	29 dB	Unknown — not stated by the source
Designidentical
Product typeKnown for one	Unknown — not stated by the source	Standard throw projector
PlacementKnown for one	Unknown — not stated by the source	Floor, Ceiling
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	195 W
Power consumption (standby)Known for one	Unknown — not stated by the source	0.5 W
Weight & dimensions4 differ
WeightDiffers	2.9 kg	3.3 kg
WidthDiffers	286 mm	322 mm
DepthDiffers	216 mm	225 mm
HeightDiffers	115.5 mm	109 mm
Package depthKnown for one	Unknown — not stated by the source	297 mm
Package heightKnown for one	Unknown — not stated by the source	170 mm
Package weightKnown for one	Unknown — not stated by the source	5.2 kg
Packaging content1 differ
Remote control includedKnown for one	Unknown — not stated by the source	Yes
Batteries includedKnown for one	Unknown — not stated by the source	Yes
Cables includedDiffers	HDMI	Power
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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