Product comparison · 2 tablets

Acer Iconia W4-820-2400 Intel Atom® vs Acer Iconia W4-821P-Z3742G06aii

73specifications compared
9differ
64identical
22known for one product only

Key differences

Display diagonal
- Iconia W4-820-2400 Intel Atom®:20.3 cm (8")
- Iconia W4-821P-Z3742G06aii:20.6 cm (8.1")
Internal memory type
- Iconia W4-820-2400 Intel Atom®:LPDDR3-SDRAM
- Iconia W4-821P-Z3742G06aii:DDR3-SDRAM
Internal storage capacity
- Iconia W4-820-2400 Intel Atom®:32 GB
- Iconia W4-821P-Z3742G06aii:64 GB
Product colour
- Iconia W4-820-2400 Intel Atom®:Grey
- Iconia W4-821P-Z3742G06aii:Silver
Operating system installed
- Iconia W4-820-2400 Intel Atom®:Windows 8.1
- Iconia W4-821P-Z3742G06aii:Windows 8.1 Pro
Width
- Iconia W4-820-2400 Intel Atom®:135 mm
- Iconia W4-821P-Z3742G06aii:218.9 mm
Depth
- Iconia W4-820-2400 Intel Atom®:219 mm
- Iconia W4-821P-Z3742G06aii:134.9 mm
Weight
- Iconia W4-820-2400 Intel Atom®:415 g
- Iconia W4-821P-Z3742G06aii:425 g

Side by side

Differences highlightedShow differences only

Comparison of W4-820-2400, W4-821P-Z3742G06aii
95 specifications	A Acer Iconia W4-820-2400 Intel Atom® Model W4-820-2400 View product	B Acer Iconia W4-821P-Z3742G06aii Model W4-821P-Z3742G06aii View product
Display1 differ
Display diagonalDiffers	20.3 cm (8")	20.6 cm (8.1")
Panel typeKnown for one	Unknown — not stated by the source	IPS
Display resolution	1280 x 800 pixels	1280 x 800 pixels
LED backlight	Yes	Yes
Touch technologyKnown for one	Multi-touch	Unknown — not stated by the source
Native aspect ratioKnown for one	16:10	Unknown — not stated by the source
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel Atom®	Intel Atom®
Processor model	Z3740	Z3740
Processor cores	4	4
Processor threads	4	4
Processor boost frequency	1.86 GHz	1.86 GHz
Processor frequency	1.33 GHz	1.33 GHz
Processor cache	2 MB	2 MB
Processor cache type	L2	L2
Conflict-Free processor	Yes	Yes
Graphics & IMC lithography	22 nm	22 nm
Processor code	SR1M5	SR1M5
Processor codename	Bay Trail	Bay Trail
Processor lithography	22 nm	22 nm
Processor operating modes	32-bit, 64-bit	32-bit, 64-bit
Processor package size	17 x 17 mm	17 x 17 mm
Processor series	Intel Atom Z3700 Series	Intel Atom Z3700 Series
Scenario Design Power (SDP)	2 W	2 W
Stepping	B2	B2
Thermal Design Power (TDP)	2 W	2 W
Tjunction	90 °C	90 °C
Memory1 differ
Internal memory	2 GB	2 GB
Internal memory typeDiffers	LPDDR3-SDRAM	DDR3-SDRAM
Storage2 differ
Internal storage capacityDiffers	32 GB	64 GB
Storage media	Flash	Flash
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MicroSD (TransFlash), MicroSDXC	MicroSD (TransFlash)
Maximum memory card sizeKnown for one	Unknown — not stated by the source	32 GB
Graphicsidentical
Graphics card	HD Graphics	HD Graphics
Graphics card familyKnown for one	Intel	Unknown — not stated by the source
Audioidentical
Built-in speaker(s)	Yes	Yes
Built-in microphone	Yes	Yes
Cameraidentical
Rear camera type	Single camera	Single camera
Rear camera	Yes	Yes
Rear camera resolution (numeric)Known for one	Unknown — not stated by the source	5 MP
Video recordingKnown for one	Unknown — not stated by the source	Yes
Front camera	Yes	Yes
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	2 MP
Networkidentical
Mobile network connectionKnown for one	Unknown — not stated by the source	Yes
Mobile network generationKnown for one	Unknown — not stated by the source	3G
Bluetooth	Yes	Yes
Top Wi-Fi standard	Wi-Fi 4 (802.11n)	Wi-Fi 4 (802.11n)
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Wi-Fi standardsKnown for one	802.11a, 802.11b, 802.11g	Unknown — not stated by the source
Ports & interfacesidentical
USB 2.0 ports quantity	0	0
Micro-USB 2.0 ports quantity	1	1
HDMI ports quantity	0	0
Micro HDMI ports quantity	1	1
Microphone inKnown for one	Unknown — not stated by the source	Yes
Headphone outKnown for one	Unknown — not stated by the source	Yes
DC-in jackKnown for one	Unknown — not stated by the source	Yes
Messagingidentical
E-mailKnown for one	Unknown — not stated by the source	Yes
Design1 differ
Form factor	Slate	Slate
Product colourDiffers	Grey	Silver
Device type	Mobile tablet	Mobile tablet
Performanceidentical
Position location	No	No
GPS (satellite)	No	No
Software1 differ
Platform	Windows	Windows
Operating system installedDiffers	Windows 8.1	Windows 8.1 Pro
Operating system versionKnown for one	Unknown — not stated by the source	8.1 Pro
Operating system architectureKnown for one	32-bit	Unknown — not stated by the source
Processor special featuresidentical
Embedded options available	No	No
Intel 64	Yes	Yes
Intel Identity Protection Technology version	1.00	1.00
Intel Secure Key Technology version	1.00	1.00
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Turbo Boost Technology	No	No
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
Batteryidentical
Battery technology	Lithium Polymer (LiPo)	Lithium Polymer (LiPo)
Battery capacity	4960 mAh	4960 mAh
Battery life (max)	8 h	8 h
Number of battery cellsKnown for one	2	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	135 mm	218.9 mm
DepthDiffers	219 mm	134.9 mm
Height	10.8 mm	10.8 mm
WeightDiffers	415 g	425 g
Packaging contentidentical
Keyboard included	No	No
Other featuresidentical
Processor socket	BGA 1380	BGA 1380
Processor ARK ID	76759	76759
Intel® Virtualization Technology (Intel® VT)Known for one	VT-x	Unknown — not stated by the source
Wi-FiKnown for one	Yes	Unknown — not stated by the source
Poweridentical
AC adapter powerKnown for one	10 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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