Product comparison · 2 laptops

Acer Aspire E E5-521-44KA AMD A4 A4-6210 Laptop vs Lenovo ThinkPad E455

75specifications compared
29differ
46identical
56known for one product only

Key differences

Product colour
- Aspire E E5-521-44KA AMD A4 A4-6210 Laptop:Black
- ThinkPad E455:Black, Graphite
Display diagonal
- Aspire E E5-521-44KA AMD A4 A4-6210 Laptop:39.6 cm (15.6")
- ThinkPad E455:35.6 cm (14")
Processor family
- Aspire E E5-521-44KA AMD A4 A4-6210 Laptop:AMD A4
- ThinkPad E455:AMD A6
Processor model
- Aspire E E5-521-44KA AMD A4 A4-6210 Laptop:A4-6210
- ThinkPad E455:A6-7000
Processor cores
- Aspire E E5-521-44KA AMD A4 A4-6210 Laptop:4
- ThinkPad E455:2
Processor threads
- Aspire E E5-521-44KA AMD A4 A4-6210 Laptop:4
- ThinkPad E455:2
Processor frequency
- Aspire E E5-521-44KA AMD A4 A4-6210 Laptop:1.8 GHz
- ThinkPad E455:2.2 GHz
Processor cache
- Aspire E E5-521-44KA AMD A4 A4-6210 Laptop:2 MB
- ThinkPad E455:1 MB

Side by side

Differences highlightedShow differences only

Comparison of E5-521-44KA, ThinkPad E455
131 specifications	A Acer Aspire E E5-521-44KA AMD A4 A4-6210 Laptop Model E5-521-44KA View product	B Lenovo ThinkPad E455 View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Black	Black, Graphite
Form factor	Clamshell	Clamshell
Housing materialKnown for one	Unknown — not stated by the source	Plastic
Market positioningKnown for one	Unknown — not stated by the source	Business
Display1 differ
Display diagonalDiffers	39.6 cm (15.6")	35.6 cm (14")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
Touchscreen	No	No
HD typeKnown for one	HD	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surfaceKnown for one	Matt	Unknown — not stated by the source
Display brightnessKnown for one	Unknown — not stated by the source	200 cd/m²
Processor6 differ
Processor manufacturer	AMD	AMD
Processor familyDiffers	AMD A4	AMD A6
Processor modelDiffers	A4-6210	A6-7000
Processor coresDiffers	4	2
Processor threadsDiffers	4	2
Processor frequencyDiffers	1.8 GHz	2.2 GHz
Processor cacheDiffers	2 MB	1 MB
Processor boost frequencyKnown for one	Unknown — not stated by the source	3 GHz
Processor cache typeKnown for one	Unknown — not stated by the source	L2
Memory1 differ
Internal memory	4 GB	4 GB
Internal memory typeDiffers	DDR3-SDRAM	DDR3L-SDRAM
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	16 GB	16 GB
Memory clock speedKnown for one	Unknown — not stated by the source	1600 MHz
Memory form factorKnown for one	Unknown — not stated by the source	SO-DIMM
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 4 GB
Maximum internal memory (64-bit)Known for one	Unknown — not stated by the source	16 GB
Storage3 differ
Total storage capacity	500 GB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD interfaceDiffers	SATA	SATA III
HDD size	2.5"	2.5"
Optical drive typeDiffers	DVD Super Multi DL	No
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	SD	MMC, SD, SDHC, SDXC
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
Graphics2 differ
On-board graphics card	Yes	Yes
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
On-board graphics card familyDiffers	AMD Radeon R3	AMD Radeon R4
On-board graphics card modelDiffers	AMD Radeon R3	AMD Radeon R4
Maximum resolutionKnown for one	Unknown — not stated by the source	1920 x 1080 pixels
Graphics card Open GL supportKnown for one	Unknown — not stated by the source	Yes
Audioidentical
Number of built-in speakers	2	2
Built-in microphone	Yes	Yes
Audio systemKnown for one	Unknown — not stated by the source	Dolby Advanced Audio v4
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Cameraidentical
Front camera	Yes	Yes
Front camera resolution (numeric)Known for one	1.3 MP	Unknown — not stated by the source
Video capturing speedKnown for one	30 fps	Unknown — not stated by the source
Networkidentical
Wi-Fi	Yes	Yes
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Top Wi-Fi standardKnown for one	Unknown — not stated by the source	Wi-Fi 4 (802.11n)
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	2	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	2
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	1	0
Thunderbolt ports quantity	0	0
Headphone outputsKnown for one	1	Unknown — not stated by the source
S/PDIF out port	No	No
Combo headphone/mic port	Yes	Yes
Microphone inKnown for one	Yes	Unknown — not stated by the source
Docking connectorDiffers	No	Yes
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
USB Sleep-and-ChargeKnown for one	Unknown — not stated by the source	Yes
USB Sleep-and-Charge portsKnown for one	Unknown — not stated by the source	1
Keyboard2 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Numeric keypadDiffers	Yes	No
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Windows keys	Yes	Yes
Island-style keyboardKnown for one	Unknown — not stated by the source	Yes
Spill-resistant keyboardKnown for one	Unknown — not stated by the source	Yes
Software1 differ
Operating system installedDiffers	Windows 8.1	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)Known for one	No	Unknown — not stated by the source
Enhanced Intel SpeedStep TechnologyKnown for one	No	Unknown — not stated by the source
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Smart Connect TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Active Management Technology (Intel® AMT)Known for one	No	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for one	No	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	No	Unknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	No	Unknown — not stated by the source
Intel® High Definition Audio (Intel® HD Audio)Known for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	No	Unknown — not stated by the source
Intel® Identity Protection Technology (Intel® IPT)Known for one	No	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Insider™Known for one	No	Unknown — not stated by the source
Intel® Matrix Storage Technology (Intel® MST)Known for one	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Rapid Start TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)Known for one	No	Unknown — not stated by the source
Intel® Smart Response TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	No	Unknown — not stated by the source
Battery2 differ
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cells	6	6
Battery capacityDiffers	5000 mAh	47 Wh
Battery life (max)Differs	8 h	6.5 h
Power1 differ
AC adapter powerDiffers	40 W	45 W
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	No	Yes
Fingerprint readerKnown for one	No	Unknown — not stated by the source
Password protectionKnown for one	Unknown — not stated by the source	Yes
Password protection typeKnown for one	Unknown — not stated by the source	HDD, Power on, Supervisor
Weight & dimensions4 differ
WeightDiffers	2.5 kg	1.81 kg
WidthDiffers	381.6 mm	339 mm
DepthDiffers	256 mm	239 mm
HeightDiffers	25.3 mm	24 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Cables includedKnown for one	AC	Unknown — not stated by the source
Power cord included	Yes	Yes
Other featuresidentical
3DKnown for one	No	Unknown — not stated by the source
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	AMD A76M FCH
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	EPEAT Gold, ENERGY STAR

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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