Product comparison · 2 data projectors

Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White vs BenQ LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White

33specifications compared
15differ
18identical
45known for one product only

Key differences

The BenQ LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White has 0.1 :1 more zoom ratio than the Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White (1.1:1 vs 1:1). The BenQ LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White has 1 more USB 2.0 Type-A ports quantity than the Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White (2 vs 1). The BenQ LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White has 5 dB more noise level than the Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White (34 dB vs 29 dB). Only the Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White has Wi-Fi. Contrast ratio (typical): 1:3500000 on the Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White, 3000000:1 on the BenQ LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White.

Contrast ratio (typical)
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:1:3500000
- LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:3000000:1
Native aspect ratio
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:16:10
- LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:16:9
Light source type
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:Lamp
- LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:Laser
Zoom ratio
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:1:1
- LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:1.1:1
USB 2.0 Type-A ports quantity
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:1
- LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:2
Wi-Fi
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:Yes
- LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:No
Noise level
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:29 dB
- LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:34 dB
Placement
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:Floor, Ceiling
- LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:Ceiling, Desktop

Side by side

Differences highlightedShow differences only

Comparison of HL6521G, LH655C
78 specifications	A Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White Model HL6521G View product	B BenQ LH655C Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White Model LH655C View product
Projector2 differ
Contrast ratio (typical)Differs	1:3500000	3000000:1
Native aspect ratioDiffers	16:10	16:9
Number of coloursKnown for one	Unknown — not stated by the source	1.07 billion colours
Horizontal scan rangeKnown for one	Unknown — not stated by the source	15 - 102 kHz
Vertical scan rangeKnown for one	Unknown — not stated by the source	23 - 120 Hz
Keystone correction, horizontalKnown for one	Unknown — not stated by the source	-40 - 40°
Keystone correction, verticalKnown for one	Unknown — not stated by the source	-40 - 40°
Supported aspect ratiosKnown for one	4:3, 16:10	Unknown — not stated by the source
Projection distanceKnown for one	1 - 10 m	Unknown — not stated by the source
Projector brightness (economic mode)Known for one	3200 ANSI lumens	Unknown — not stated by the source
Light source1 differ
Light source typeDiffers	Lamp	Laser
Service life of light sourceKnown for one	Unknown — not stated by the source	20000 h
Lens system1 differ
Zoom ratioDiffers	1:1	1.1:1
Throw ratioKnown for one	Unknown — not stated by the source	1.48 - 1.62
OffsetKnown for one	Unknown — not stated by the source	133.6%
FocusKnown for one	Manual	Unknown — not stated by the source
Focal length rangeKnown for one	15.84 - 17.44 mm	Unknown — not stated by the source
Zoom typeKnown for one	Manual	Unknown — not stated by the source
Video1 differ
Supported graphics resolutionsDiffers	1920 x 1080 (HD 1080), 3840 x 2160	640 x 480 (VGA), 1920 x 1200 (WUXGA)
Ports & interfaces1 differ
HDMI versionKnown for one	Unknown — not stated by the source	1.4a
Component video (YPbPr/YCbCr) inKnown for one	Unknown — not stated by the source	0
Composite video inKnown for one	Unknown — not stated by the source	0
USB 2.0 Type-A ports quantityDiffers	1	2
Audio (L/R) inKnown for one	Unknown — not stated by the source	0
Headphone outputsKnown for one	Unknown — not stated by the source	1
Audio (L/R) outKnown for one	1	Unknown — not stated by the source
PC Audio outKnown for one	Yes	Unknown — not stated by the source
Network1 differ
Smart TVKnown for one	Unknown — not stated by the source	No
Wi-FiDiffers	Yes	No
Wi-Fi standardsKnown for one	802.11a, 802.11b, Wi-Fi 4 (802.11n), 802.11g, Wi-Fi 5 (802.11ac)	Unknown — not stated by the source
Storageidentical
Card reader integratedKnown for one	Unknown — not stated by the source	No
Features1 differ
Noise levelDiffers	29 dB	34 dB
Noise level (economic mode)Known for one	Unknown — not stated by the source	31 dB
HDCPKnown for one	Unknown — not stated by the source	Yes
Preset modesKnown for one	Unknown — not stated by the source	3D, Bright, Presentation
Projection modesKnown for one	Ceiling, Front, Rear	Unknown — not stated by the source
On Screen Display (OSD)Known for one	Yes	Unknown — not stated by the source
Multimediaidentical
Built-in speaker(s)Known for one	Unknown — not stated by the source	Yes
Number of built-in speakersKnown for one	Unknown — not stated by the source	1
RMS rated powerKnown for one	Unknown — not stated by the source	15 W
Design1 differ
Market positioningKnown for one	Unknown — not stated by the source	Business
PlacementDiffers	Floor, Ceiling	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
LED indicatorsKnown for one	Unknown — not stated by the source	Yes
Power1 differ
Power consumption (typical)Differs	195 W	175 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
Auto power offKnown for one	Unknown — not stated by the source	Yes
Cord lengthKnown for one	Unknown — not stated by the source	1.8 m
Weight & dimensions4 differ
WeightDiffers	3.3 kg	3 kg
WidthDiffers	322 mm	279.2 mm
DepthDiffers	225 mm	120.5 mm
HeightDiffers	109 mm	224.8 mm
Package depthKnown for one	297 mm	Unknown — not stated by the source
Package heightKnown for one	170 mm	Unknown — not stated by the source
Package weightKnown for one	5.2 kg	Unknown — not stated by the source
Packaging content1 differ
Cables includedDiffers	Power	Power, HDMI
ManualKnown for one	Unknown — not stated by the source	Yes
Carrying caseKnown 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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