Product comparison · 2 laptops

Acer E5-571-31Y8 + 8650N94 vs Lenovo ThinkPad Helix 2nd Gen

130specifications compared
67differ
63identical
83known for one product only

Key differences

Product type
- E5-571-31Y8 + 8650N94:Laptop
- ThinkPad Helix 2nd Gen:Hybrid (2-in-1)
Product colour
- E5-571-31Y8 + 8650N94:Red
- ThinkPad Helix 2nd Gen:Black
Form factor
- E5-571-31Y8 + 8650N94:Clamshell
- ThinkPad Helix 2nd Gen:Convertible (Detachable)
Display diagonal
- E5-571-31Y8 + 8650N94:39.6 cm (15.6")
- ThinkPad Helix 2nd Gen:29.5 cm (11.6")
Display resolution
- E5-571-31Y8 + 8650N94:1366 x 768 pixels
- ThinkPad Helix 2nd Gen:1920 x 1080 pixels
Touchscreen
- E5-571-31Y8 + 8650N94:No
- ThinkPad Helix 2nd Gen:Yes
HD type
- E5-571-31Y8 + 8650N94:HD
- ThinkPad Helix 2nd Gen:Full HD
Display brightness
- E5-571-31Y8 + 8650N94:200 cd/m²
- ThinkPad Helix 2nd Gen:370 cd/m²

Side by side

Differences highlightedShow differences only

Comparison of E5-571-31Y8 + 8650N94, ThinkPad Helix 2nd Gen
213 specifications	A Acer E5-571-31Y8 + 8650N94 View product	B Lenovo ThinkPad Helix 2nd Gen View product
Design3 differ
Product typeDiffers	Laptop	Hybrid (2-in-1)
Product colourDiffers	Red	Black
Form factorDiffers	Clamshell	Convertible (Detachable)
Housing materialKnown for one	Unknown — not stated by the source	Aluminium
Market positioningKnown for one	Unknown — not stated by the source	Business
Display5 differ
Display diagonalDiffers	39.6 cm (15.6")	29.5 cm (11.6")
Display resolutionDiffers	1366 x 768 pixels	1920 x 1080 pixels
TouchscreenDiffers	No	Yes
HD typeDiffers	HD	Full HD
Touch technologyKnown for one	Unknown — not stated by the source	Multi-touch
Panel typeKnown for one	Unknown — not stated by the source	IPS
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Display brightnessDiffers	200 cd/m²	370 cd/m²
Contrast ratio (typical)Known for one	Unknown — not stated by the source	800:1
Processor12 differ
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ M
Processor generationDiffers	4th gen Intel® Core™ i3	Intel® Core™ m-5xxx
Processor modelDiffers	i3-4005U	M-5Y10
Processor boost frequencyKnown for one	Unknown — not stated by the source	2 GHz
Processor frequencyDiffers	1.7 GHz	0.8 GHz
Processor cacheDiffers	3 MB	4 MB
Processor lithographyDiffers	22 nm	14 nm
Processor seriesDiffers	Intel® Core™ i3-4000 Mobile Series	Intel Core M-5Y Mobile series
Processor codenameDiffers	Haswell	Broadwell
Thermal Design Power (TDP)Differs	15 W	4.5 W
TjunctionDiffers	100 °C	95 °C
Maximum number of PCI Express lanesDiffers	10	12
PCI Express configurationsDiffers	4x1, 1x4	1x2, 1x4
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Processor cache typeKnown for one	Smart Cache	Unknown — not stated by the source
Processor socketKnown for one	BGA 1168	Unknown — not stated by the source
Bus typeKnown for one	DMI	Unknown — not stated by the source
FSB ParityKnown for one	No	Unknown — not stated by the source
Memory4 differ
Internal memory typeDiffers	DDR3L-SDRAM	LPDDR3-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	1600 MHz
Memory form factorDiffers	SO-DIMM	On-board
Maximum internal memoryDiffers	16 GB	4 GB
Maximum internal memory (64-bit)Differs	16 GB	4 GB
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Storage4 differ
Total storage capacityDiffers	500 GB	128 GB
Storage mediaDiffers	HDD	SSD
Number of SSDs installedKnown for one	Unknown — not stated by the source	1
SSD capacityKnown for one	Unknown — not stated by the source	128 GB
SSD interfaceKnown for one	Unknown — not stated by the source	M.2
Optical drive typeDiffers	DVD Super Multi DL	No
Compatible memory cardsDiffers	SD	MicroSD (TransFlash), MicroSDHC, MicroSDXC
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityKnown for one	500 GB	Unknown — not stated by the source
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Graphics5 differ
On-board graphics card modelDiffers	Intel® HD Graphics 4400	Intel® HD Graphics 5300
Maximum on-board graphics card memoryDiffers	2 GB	16 GB
On-board graphics card base frequencyDiffers	200 MHz	100 MHz
On-board graphics card dynamic frequency (max)Differs	950 MHz	800 MHz
On-board graphics card DirectX versionDiffers	12	11.2/12
On-board graphics card OpenGL versionKnown for one	Unknown — not stated by the source	4.3
On-board graphics card IDKnown for one	0xA16	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	HD	Dolby Home Theater v4
Speaker powerKnown for one	Unknown — not stated by the source	1.4 W
Camera1 differ
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	2 MP
Front camera resolutionDiffers	1280 x 720 pixels	1920 x 1080 pixels
Rear cameraKnown for one	Unknown — not stated by the source	Yes
Rear camera resolution (numeric)Known for one	Unknown — not stated by the source	5 MP
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Network2 differ
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	Wi-Fi 5 (802.11ac)
Ethernet LANDiffers	Yes	No
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Ports & interfaces5 differ
Ethernet LAN (RJ-45) portsDiffers	1	0
HDMI ports quantityDiffers	1	0
VGA (D-Sub) ports quantityDiffers	1	0
Micro HDMI ports quantityKnown for one	Unknown — not stated by the source	1
Headphone outputsDiffers	0	1
Docking connectorDiffers	No	Yes
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
USB 2.0 ports quantityKnown for one	2	Unknown — not stated by the source
Total number of SATA connectorsKnown for one	2	Unknown — not stated by the source
Number of SATA III connectorsKnown for one	2	Unknown — not stated by the source
Performanceidentical
AccelerometerKnown for one	Unknown — not stated by the source	Yes
Ambient light sensorKnown for one	Unknown — not stated by the source	Yes
Keyboard1 differ
Keyboard backlitKnown for one	Unknown — not stated by the source	No
Numeric keypadDiffers	Yes	No
Island-style keyboardKnown for one	Unknown — not stated by the source	Yes
Full-size keyboardKnown for one	Unknown — not stated by the source	Yes
Software1 differ
Operating system installedDiffers	Windows 8.1	Windows 8.1 Pro
Trial softwareKnown for one	Unknown — not stated by the source	Norton Internet Security
Bundled softwareKnown for one	Unknown — not stated by the source	Lenovo Support Lenovo Companion ThinkVantage System Update Lenovo Reach Hightail - Metro Amazon Kindle Nitro Pro Evernote Skype Rara Streaming Norton Studio
Processor special features12 differ
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel Smart Connect TechnologyDiffers	Yes	No
Intel Stable Image Platform Program (SIPP)Known for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Intel® Active Management Technology (Intel® AMT)Known for one	Unknown — not stated by the source	No
Intel® Anti-Theft Technology (Intel® AT)Differs	Yes	No
Intel® High Definition Audio (Intel® HD Audio)Differs	Yes	No
Intel® OS GuardKnown for one	Unknown — not stated by the source	Yes
Intel® Rapid Start TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Small Business Advantage (Intel® SBA)Differs	No	Yes
Intel® Smart Response TechnologyDiffers	No	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Intel® Virtualization Technology (Intel® VT)Known for one	Unknown — not stated by the source	VT-d, VT-x
Processor ARK IDDiffers	75105	83610
Processor package sizeDiffers	40 x 24 x 1.5 mm	30 x 16.5 mm
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	No	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
Intel Identity Protection Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel ME Firmware VersionKnown for one	9.5	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Secure Key Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Small Business Advantage (SBA) versionKnown for one	0.00	Unknown — not stated by the source
Intel Smart Connect Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Smart Response Technology versionKnown for one	0.00	Unknown — not stated by the source
Intel TSX-NIKnown for one	No	Unknown — not stated by the source
Intel TSX-NI versionKnown for one	0.00	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® Smart CacheKnown for one	Yes	Unknown — not stated by the source
UARTKnown for one	Yes	Unknown — not stated by the source
Battery4 differ
Battery technologyDiffers	Lithium-Ion (Li-Ion)	Lithium Polymer (LiPo)
Number of battery cellsDiffers	6	2
Battery capacityDiffers	56 Wh	35 Wh
Battery life (max)Differs	7 h	8 h
Battery voltageKnown for one	11.1 V	Unknown — not stated by the source
Power1 differ
AC adapter powerDiffers	40 W	36 W
AC adapter frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
Security2 differ
Cable lock slotDiffers	No	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Fingerprint readerDiffers	No	Yes
Password protection typeKnown for one	Unknown — not stated by the source	HDD, Power on, Supervisor
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Wi-Fi certifiedKnown for one	Unknown — not stated by the source	Yes
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	EPEAT Gold, ENERGY STAR
Weight & dimensions4 differ
WeightDiffers	2.5 kg	1.35 kg
WidthDiffers	381.6 mm	301.1 mm
DepthDiffers	256 mm	215.6 mm
HeightDiffers	30.3 mm	25.4 mm
Weight (tablet mode)Known for one	Unknown — not stated by the source	822 g
Width (tablet mode)Known for one	Unknown — not stated by the source	30.1 cm
Depth (tablet mode)Known for one	Unknown — not stated by the source	19.2 cm
Height (tablet mode)Known for one	Unknown — not stated by the source	9.3 mm
Height (front)Known for one	2.53 cm	Unknown — not stated by the source
Height (rear)Known for one	3.03 cm	Unknown — not stated by the source
Packaging contentidentical
Stylus penKnown for one	Unknown — not stated by the source	Yes
Warranty cardKnown for one	Unknown — not stated by the source	Yes
Mouse includedKnown for one	Yes	Unknown — not stated by the source
Bag includedKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business

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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