Product comparison · 2 data projectors

Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White vs Samsung SP-LFF3HLAX Standard throw projector 430 ANSI lumens DLP 1080p (1920x1080) White

30specifications compared
19differ
11identical
57known for one product only

Key differences

The Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White has 3,570 ANSI lumens more projector brightness than the Samsung SP-LFF3HLAX Standard throw projector 430 ANSI lumens DLP 1080p (1920x1080) White (4000 ANSI lumens vs 430 ANSI lumens). The Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White has 1 more HDMI ports quantity than the Samsung SP-LFF3HLAX Standard throw projector 430 ANSI lumens DLP 1080p (1920x1080) White (2 vs 1). The Samsung SP-LFF3HLAX Standard throw projector 430 ANSI lumens DLP 1080p (1920x1080) White has 1 dB more noise level than the Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White (30 dB vs 29 dB). Only the Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White has 3D. Contrast ratio (typical): 1:3500000 on the Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White, 100000:1 on the Samsung SP-LFF3HLAX Standard throw projector 430 ANSI lumens DLP 1080p (1920x1080) White.

Projector brightness
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:4000 ANSI lumens
- SP-LFF3HLAX Standard throw projector 430 ANSI lumens DLP 1080p (1920x1080) White:430 ANSI lumens
Contrast ratio (typical)
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:1:3500000
- SP-LFF3HLAX Standard throw projector 430 ANSI lumens DLP 1080p (1920x1080) White:100000:1
Native aspect ratio
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:16:10
- SP-LFF3HLAX Standard throw projector 430 ANSI lumens DLP 1080p (1920x1080) White:16:9
Light source type
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:Lamp
- SP-LFF3HLAX Standard throw projector 430 ANSI lumens DLP 1080p (1920x1080) White:LED
Focus
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:Manual
- SP-LFF3HLAX Standard throw projector 430 ANSI lumens DLP 1080p (1920x1080) White:Auto
3D
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:Yes
- SP-LFF3HLAX Standard throw projector 430 ANSI lumens DLP 1080p (1920x1080) White:No
HDMI ports quantity
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:2
- SP-LFF3HLAX Standard throw projector 430 ANSI lumens DLP 1080p (1920x1080) White:1
Noise level
- HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:29 dB
- SP-LFF3HLAX Standard throw projector 430 ANSI lumens DLP 1080p (1920x1080) White:30 dB

Side by side

Differences highlightedShow differences only

Comparison of HL6521G, SP-LFF3HLAX
87 specifications	A Acer HL6521G Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White Model HL6521G View product	B Samsung SP-LFF3HLAX Standard throw projector 430 ANSI lumens DLP 1080p (1920x1080) White Model SP-LFF3HLAX View product
Projector3 differ
Projector brightnessDiffers	4000 ANSI lumens	430 ANSI lumens
Contrast ratio (typical)Differs	1:3500000	100000:1
Native aspect ratioDiffers	16:10	16:9
Picture processing technologyKnown for one	Unknown — not stated by the source	Samsung Contrast Enhancer
Smart projectorKnown for one	Unknown — not stated by the source	Yes
Screen size compatibilityKnown for one	Unknown — not stated by the source	762 - 2540 mm (30 - 100")
Contrast enhancerKnown for one	Unknown — not stated by the source	Yes
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	LED
Service life of light sourceKnown for one	Unknown — not stated by the source	20000 h
Service life of light source (economic mode)Known for one	30000 h	Unknown — not stated by the source
Lens system1 differ
FocusDiffers	Manual	Auto
Throw ratioKnown for one	Unknown — not stated by the source	1.2:1
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
Zoom ratioKnown for one	1:1	Unknown — not stated by the source
Video1 differ
3DDiffers	Yes	No
Supported graphics resolutionsKnown for one	1920 x 1080 (HD 1080), 3840 x 2160	Unknown — not stated by the source
Ports & interfaces1 differ
HDMI ports quantityDiffers	2	1
HDMI connector typeKnown for one	Unknown — not stated by the source	Micro
Consumer Electronics Control (CEC)Known for one	Unknown — not stated by the source	Anynet+
Consumer Electronics Control (CEC) supportKnown for one	Unknown — not stated by the source	Yes
Enhanced Audio Return Channel (eARC)Known for one	Unknown — not stated by the source	Yes
VGA (D-Sub) ports quantityKnown for one	0	Unknown — not stated by the source
USB 2.0 Type-A ports quantityKnown for one	1	Unknown — not stated by the source
Audio (L/R) outKnown for one	1	Unknown — not stated by the source
Serial interface typeKnown for one	RS-232	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	Yes
Wi-Fi standardsDiffers	802.11a, 802.11b, Wi-Fi 4 (802.11n), 802.11g, Wi-Fi 5 (802.11ac)	Wi-Fi 5 (802.11ac)
Web browserKnown for one	Unknown — not stated by the source	Yes
BluetoothKnown for one	Unknown — not stated by the source	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	5.2
Storageidentical
Card reader integratedKnown for one	Unknown — not stated by the source	No
Features1 differ
Noise levelDiffers	29 dB	30 dB
Screen mirroringKnown for one	Unknown — not stated by the source	Yes
AirPlayKnown for one	Unknown — not stated by the source	Yes
Game modeKnown for one	Unknown — not stated by the source	Yes
High Dynamic Range (HDR) supportedKnown for one	Unknown — not stated by the source	Yes
High Dynamic Range (HDR) technologyKnown for one	Unknown — not stated by the source	High Dynamic Range 10+ (HDR10 Plus), Hybrid Log-Gamma (HLG)
Multi ViewKnown for one	Unknown — not stated by the source	Yes
SmartThings app supportKnown for one	Unknown — not stated by the source	Yes
Tap viewKnown for one	Unknown — not stated by the source	Yes
Video appsKnown for one	Unknown — not stated by the source	Samsung TV Plus
Eye protectionKnown for one	Unknown — not stated by the source	Yes
Operating system installedKnown for one	Unknown — not stated by the source	Tizen
Projection modesKnown for one	Ceiling, Front, Rear	Unknown — not stated by the source
Multimediaidentical
Built-in speaker(s)Known for one	Unknown — not stated by the source	Yes
RMS rated powerKnown for one	Unknown — not stated by the source	5 W
Audio decodersKnown for one	Unknown — not stated by the source	Dolby MS12
Virtual assistantKnown for one	Unknown — not stated by the source	Amazon Alexa & Samsung Bixby
Designidentical
Market positioningKnown for one	Unknown — not stated by the source	Portable
PlacementKnown for one	Floor, Ceiling	Unknown — not stated by the source
Power2 differ
Power sourceDiffers	AC	AC/Battery
Power consumption (typical)Differs	195 W	100 W
AC input voltageKnown for one	Unknown — not stated by the source	100 - 120 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
USB poweredKnown for one	Unknown — not stated by the source	Yes
Batteryidentical
Battery technologyKnown for one	Unknown — not stated by the source	Lithium-Ion (Li-Ion)
Weight & dimensions7 differ
WeightDiffers	3.3 kg	1 kg
WidthDiffers	322 mm	106.7 mm
DepthDiffers	225 mm	177.5 mm
HeightDiffers	109 mm	99 mm
Package widthKnown for one	Unknown — not stated by the source	160 mm
Package depthDiffers	297 mm	295 mm
Package heightDiffers	170 mm	150 mm
Package weightDiffers	5.2 kg	2.2 kg
Packaging content1 differ
Cables includedDiffers	Power	AC
ManualKnown for one	Unknown — not stated by the source	Yes
Remote control includedKnown for one	Yes	Unknown — not stated by the source
Batteries includedKnown for one	Yes	Unknown — not stated by the source
Carrying caseKnown for one	Yes	Unknown — not stated by the source
Technical detailsidentical
Introduction yearKnown for one	Unknown — not stated by the source	2026

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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