Product comparison · 2 laptops

Acer Aspire E ES1-571-39SM Intel® Core™ i3 i3-5005U Laptop vs Lenovo Flex 4 (15")

119specifications compared
47differ
72identical
73known for one product only

Key differences

Product type
- Aspire E ES1-571-39SM Intel® Core™ i3 i3-5005U Laptop:Laptop
- Flex 4 (15"):Hybrid (2-in-1)
Product colour
- Aspire E ES1-571-39SM Intel® Core™ i3 i3-5005U Laptop:Black, Red
- Flex 4 (15"):Black
Form factor
- Aspire E ES1-571-39SM Intel® Core™ i3 i3-5005U Laptop:Clamshell
- Flex 4 (15"):Convertible (Folder)
Display resolution
- Aspire E ES1-571-39SM Intel® Core™ i3 i3-5005U Laptop:1366 x 768 pixels
- Flex 4 (15"):1920 x 1080 pixels
Touchscreen
- Aspire E ES1-571-39SM Intel® Core™ i3 i3-5005U Laptop:No
- Flex 4 (15"):Yes
HD type
- Aspire E ES1-571-39SM Intel® Core™ i3 i3-5005U Laptop:HD
- Flex 4 (15"):Full HD
Processor family
- Aspire E ES1-571-39SM Intel® Core™ i3 i3-5005U Laptop:Intel® Core™ i3
- Flex 4 (15"):Intel® Core™ i5
Processor generation
- Aspire E ES1-571-39SM Intel® Core™ i3 i3-5005U Laptop:5th gen Intel® Core™ i3
- Flex 4 (15"):6th gen Intel® Core™ i5

Side by side

Differences highlightedShow differences only

Comparison of ES1-571-39SM, Flex 4 (15")
192 specifications	A Acer Aspire E ES1-571-39SM Intel® Core™ i3 i3-5005U Laptop Model ES1-571-39SM View product	B Lenovo Flex 4 (15")View product
Design3 differ
Product typeDiffers	Laptop	Hybrid (2-in-1)
Product colourDiffers	Black, Red	Black
Form factorDiffers	Clamshell	Convertible (Folder)
Housing materialKnown for one	Unknown — not stated by the source	Acrylonitrile butadiene styrene (ABS), Plastic, Polycarbonate (PC)
Display3 differ
Display resolutionDiffers	1366 x 768 pixels	1920 x 1080 pixels
TouchscreenDiffers	No	Yes
Touchscreen typeKnown for one	Unknown — not stated by the source	Capacitive
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 brightnessKnown for one	Unknown — not stated by the source	250 cd/m²
Dual-screenKnown for one	Unknown — not stated by the source	No
Processor16 differ
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ i5
Processor generationDiffers	5th gen Intel® Core™ i3	6th gen Intel® Core™ i5
Processor modelDiffers	i3-5005U	i5-6200U
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.8 GHz
Processor frequencyDiffers	2 GHz	2.3 GHz
System bus rateDiffers	5 GT/s	4 GT/s
Processor socketDiffers	BGA 1168	LGA 1356 (Socket B2)
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor seriesDiffers	Intel Core i3-5000 Mobile series	Intel Core i5-6200 series
Processor codenameDiffers	Broadwell	Skylake
Bus typeDiffers	DMI2	QPI
SteppingDiffers	F0	D1
Configurable TDP-up frequencyKnown for one	Unknown — not stated by the source	2.4 GHz
Configurable TDP-upKnown for one	Unknown — not stated by the source	25 W
Configurable TDP-downDiffers	10 W	7.5 W
Configurable TDP-down frequencyDiffers	0.6 GHz	0.8 GHz
TjunctionDiffers	105 °C	100 °C
PCI Express configurationsDiffers	2x4, 4x1	1x4, 4x1
PCI Express slots versionDiffers	2.0	3.0
ECC supported by processorKnown for one	Unknown — not stated by the source	No
Memory3 differ
Internal memoryDiffers	4 GB	8 GB
Internal memory typeDiffers	DDR3L-SDRAM	DDR4-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	2133 MHz
Memory form factorKnown for one	Unknown — not stated by the source	SO-DIMM
Memory layout (slots x size)Differs	1 x 4 GB	1 x 8 GB
Memory slotsKnown for one	Unknown — not stated by the source	1x SO-DIMM
Maximum internal memoryKnown for one	Unknown — not stated by the source	16 GB
Storage3 differ
Total storage capacityDiffers	1 TB	256 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	256 GB
SSD interfaceKnown for one	Unknown — not stated by the source	SATA III
Optical drive typeKnown for one	Unknown — not stated by the source	No
Compatible memory cardsDiffers	SD	MMC, SD, SDHC, SDXC
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
Graphics5 differ
On-board GPU manufacturerKnown for one	Unknown — not stated by the source	Intel
On-board graphics card modelDiffers	Intel® HD Graphics 5500	Intel® HD Graphics 520
Maximum on-board graphics card memoryDiffers	16 GB	1.74 GB
On-board graphics card dynamic frequency (max)Differs	850 MHz	1000 MHz
On-board graphics card DirectX versionDiffers	11.2	12.0
On-board graphics card OpenGL versionKnown for one	Unknown — not stated by the source	4.4
On-board graphics card IDDiffers	0x1616	1916
Graphics card Open GL supportKnown for one	Unknown — not stated by the source	Yes
Audioidentical
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Cameraidentical
Front camera resolutionKnown for one	Unknown — not stated by the source	1280 x 720 pixels
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Network1 differ
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	Wi-Fi 5 (802.11ac)
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Bluetooth versionKnown for one	Unknown — not stated by the source	4.0
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	2	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	2
eSATA/USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	Unknown — not stated by the source	0
Mini DisplayPort/Thunderbolt combo portKnown for one	Unknown — not stated by the source	No
Thunderbolt 2 ports quantityKnown for one	Unknown — not stated by the source	0
Thunderbolt 3 ports quantityKnown for one	Unknown — not stated by the source	0
LAN/VGA combo portKnown for one	Unknown — not stated by the source	No
Headphone outputsKnown for one	Unknown — not stated by the source	1
Microphone inKnown for one	Unknown — not stated by the source	Yes
ExpressCard slotKnown for one	Unknown — not stated by the source	No
CardBus PCMCIA slots quantityKnown for one	Unknown — not stated by the source	0
CardBus PCMCIA slot typeKnown for one	Unknown — not stated by the source	No
SmartCard slotKnown for one	Unknown — not stated by the source	No
TV-outKnown for one	Unknown — not stated by the source	No
Docking connectorKnown for one	No	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel SoC
Keyboardidentical
Windows keysKnown for one	Unknown — not stated by the source	Yes
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Processor special features6 differ
Intel HD GraphicsKnown for one	Unknown — not stated by the source	Yes
Intel Software Guard Extensions (Intel SGX)Known for one	Unknown — not stated by the source	Yes
Intel TSX-NI versionDiffers	0.00	1.00
Intel® Built-in Visuals TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel® My WiFi Technology (Intel® MWT)Known for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDDiffers	84695	88193
Processor codeDiffers	SR27G	SR2EY
Processor package sizeDiffers	40 x 24x 1.3 mm	42 X 24 mm
Supported instruction setsDiffers	AVX 2.0, SSE4.1, SSE4.2	SSE4.1, SSE4.2, AVX 2.0
Intel FDI TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	Yes	Unknown — not stated by the source
Battery1 differ
Battery technologyDiffers	Lithium-Ion (Li-Ion)	Lithium Polymer (LiPo)
Battery capacityKnown for one	Unknown — not stated by the source	52.5 Wh
Battery life (max)Known for one	Unknown — not stated by the source	9 h
Power1 differ
AC adapter powerDiffers	45 W	65 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
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Securityidentical
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
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 35 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	5 - 43 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 95%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Operating altitudeKnown for one	Unknown — not stated by the source	0 - 2438 m
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	EPEAT Silver, ENERGY STAR
Weight & dimensions3 differ
WeightDiffers	2.4 kg	2.08 kg
WidthDiffers	381.6 mm	378 mm
DepthDiffers	258 mm	253 mm
HeightKnown for one	Unknown — not stated by the source	21.4 mm
Height (front)Known for one	2.61 cm	Unknown — not stated by the source
Height (rear)Known for one	2.71 cm	Unknown — not stated by the source
Packaging contentidentical
Mouse includedKnown for one	Unknown — not stated by the source	No
ManualKnown for one	Unknown — not stated by the source	Yes
Power cord includedKnown for one	Unknown — not stated by the source	Yes
Remote control includedKnown for one	Unknown — not stated by the source	No
Other featuresidentical
3DKnown for one	Unknown — not stated by the source	No

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.

More laptop comparisons

All laptop comparisons