Product comparison · 2 laptops

Acer Aspire E E5-771-38HK Intel® Core™ i3 i3-4005U Laptop vs Lenovo Air 13 Pro

107specifications compared
48differ
59identical
67known for one product only

Key differences

Product colour
- Aspire E E5-771-38HK Intel® Core™ i3 i3-4005U Laptop:Silver, Titanium
- Air 13 Pro:Silver
Display diagonal
- Aspire E E5-771-38HK Intel® Core™ i3 i3-4005U Laptop:43.9 cm (17.3")
- Air 13 Pro:33.8 cm (13.3")
Display resolution
- Aspire E E5-771-38HK Intel® Core™ i3 i3-4005U Laptop:1600 x 900 pixels
- Air 13 Pro:1920 x 1080 pixels
HD type
- Aspire E E5-771-38HK Intel® Core™ i3 i3-4005U Laptop:HD+
- Air 13 Pro:Full HD
Processor family
- Aspire E E5-771-38HK Intel® Core™ i3 i3-4005U Laptop:Intel® Core™ i3
- Air 13 Pro:Intel® Core™ i5
Processor generation
- Aspire E E5-771-38HK Intel® Core™ i3 i3-4005U Laptop:4th gen Intel® Core™ i3
- Air 13 Pro:7th gen Intel® Core™ i5
Processor model
- Aspire E E5-771-38HK Intel® Core™ i3 i3-4005U Laptop:i3-4005U
- Air 13 Pro:i5-7200U
Processor frequency
- Aspire E E5-771-38HK Intel® Core™ i3 i3-4005U Laptop:1.7 GHz
- Air 13 Pro:2.5 GHz

Side by side

Differences highlightedShow differences only

Comparison of E5-771-38HK, Air 13 Pro
174 specifications	A Acer Aspire E E5-771-38HK Intel® Core™ i3 i3-4005U Laptop Model E5-771-38HK View product	B Lenovo Air 13 Pro View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Silver, Titanium	Silver
Form factor	Clamshell	Clamshell
Display3 differ
Display diagonalDiffers	43.9 cm (17.3")	33.8 cm (13.3")
Display resolutionDiffers	1600 x 900 pixels	1920 x 1080 pixels
Touchscreen	No	No
HD typeDiffers	HD+	Full HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Screen shapeKnown for one	Unknown — not stated by the source	Flat
Processor12 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ i5
Processor generationDiffers	4th gen Intel® Core™ i3	7th gen Intel® Core™ i5
Processor modelDiffers	i3-4005U	i5-7200U
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.1 GHz
Processor frequencyDiffers	1.7 GHz	2.5 GHz
System bus rateDiffers	5 GT/s	4 GT/s
Processor cache	3 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	BGA 1168	BGA 1356
Processor lithographyDiffers	22 nm	14 nm
Processor operating modes	64-bit	64-bit
Processor codenameDiffers	Haswell	Kaby Lake
Bus typeDiffers	DMI	OPI
SteppingKnown for one	Unknown — not stated by the source	H0
Thermal Design Power (TDP)	15 W	15 W
Configurable TDP-up frequencyKnown for one	Unknown — not stated by the source	2.7 GHz
Configurable TDP-upKnown for one	Unknown — not stated by the source	25 W
Configurable TDP-downKnown for one	Unknown — not stated by the source	7.5 W
Configurable TDP-down frequencyKnown for one	Unknown — not stated by the source	0.8 GHz
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanesDiffers	10	12
PCI Express configurationsDiffers	4x1, 1x4	1x2+2x1, 1x4, 2x2, 4x1
PCI Express slots versionDiffers	2.0	3.0
ECC supported by processor	No	No
Processor seriesKnown for one	Intel® Core™ i3-4000 Mobile Series	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	4 GB	8 GB
Internal memory typeDiffers	DDR3L-SDRAM	DDR4-SDRAM
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Maximum internal memoryKnown for one	16 GB	Unknown — not stated by the source
Storage4 differ
Total storage capacityDiffers	1 TB	256 GB
Storage mediaDiffers	Hybrid-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
Optical drive typeDiffers	DVD±RW	No
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	SD	MMC, SD, SDHC, SDXC
Hybrid-HDD cache typeKnown for one	SSD	Unknown — not stated by the source
Hybrid-HDD capacityKnown for one	1 TB	Unknown — not stated by the source
Hybrid-HDD cache memoryKnown for one	8 GB	Unknown — not stated by the source
Graphics7 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	Not available	NVIDIA® GeForce® 940MX
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
Discrete graphics memory typeKnown for one	Unknown — not stated by the source	GDDR5
On-board graphics card modelDiffers	Intel® HD Graphics 4400	Intel® HD Graphics 620
Maximum on-board graphics card memoryDiffers	2 GB	32 GB
On-board graphics card base frequencyDiffers	200 MHz	300 MHz
On-board graphics card dynamic frequency (max)Differs	950 MHz	1000 MHz
On-board graphics card DirectX versionKnown for one	Unknown — not stated by the source	12.0
On-board graphics card OpenGL versionKnown for one	Unknown — not stated by the source	4.4
On-board graphics card IDDiffers	0xA16	0x5916
Audioidentical
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Speakers manufacturerKnown for one	Unknown — not stated by the source	JBL
Speaker powerKnown for one	Unknown — not stated by the source	1 W
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera signal formatKnown for one	Unknown — not stated by the source	720p
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Network1 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	Wi-Fi 5 (802.11ac)
Bluetooth	Yes	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	4.1
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	2	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityDiffers	0	1
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity	0	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity	0	0
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
Thunderbolt 3 ports quantity	0	0
Combo headphone/mic portKnown for one	Unknown — not stated by the source	Yes
Ethernet LAN (RJ-45) portsKnown for one	1	Unknown — not stated by the source
Headphone outputsKnown for one	1	Unknown — not stated by the source
Microphone inKnown for one	Yes	Unknown — not stated by the source
Docking connectorKnown for one	No	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
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Keyboard backlitKnown for one	Unknown — not stated by the source	Yes
Numeric keypadDiffers	Yes	No
Windows keys	Yes	Yes
Software1 differ
Operating system installedDiffers	Windows 8.1	Windows 10 Home
Operating system architecture	64-bit	64-bit
Processor special features7 differ
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	14 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel Enhanced Halt State	Yes	Yes
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	Yes
Intel Identity Protection Technology version	1.00	1.00
Intel Secure Key Technology version	1.00	1.00
Intel Smart Response Technology versionDiffers	0.00	1.00
Intel Software Guard Extensions (Intel SGX)Known for one	Unknown — not stated by the source	Yes
Intel Stable Image Platform Program (SIPP)Known for one	Unknown — not stated by the source	No
Intel Stable Image Platform Program (SIPP) versionKnown for one	Unknown — not stated by the source	0.00
Intel TSX-NI	No	No
Intel TSX-NI version	0.00	0.00
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	Unknown — not stated by the source	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® My WiFi Technology (Intel® MWT)Known for one	Unknown — not stated by the source	Yes
Intel® OS GuardKnown for one	Unknown — not stated by the source	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)Differs	No	Yes
Intel® Smart Response TechnologyDiffers	No	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDDiffers	75105	95443
Processor codeKnown for one	Unknown — not stated by the source	SR2ZU
Processor package sizeDiffers	40 x 24 x 1.5 mm	42 x 24 mm
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Intel FDI TechnologyKnown for one	No	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 Small Business Advantage (SBA) versionKnown for one	0.00	Unknown — not stated by the source
Intel Smart Connect TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Smart Connect Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for one	Yes	Unknown — not stated by the source
Intel® High Definition Audio (Intel® HD Audio)Known for one	Yes	Unknown — not stated by the source
Intel® Matrix Storage Technology (Intel® MST)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
Battery1 differ
Battery capacityDiffers	3270 mAh	46 Wh
Battery life (max)Known for one	Unknown — not stated by the source	7 h
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Number of battery cellsKnown for one	4	Unknown — not stated by the source
Poweridentical
AC adapter frequency	50 - 60 Hz	50 - 60 Hz
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
AC adapter powerKnown for one	45 W	Unknown — not stated by the source
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR
Weight & dimensions4 differ
WeightDiffers	3 kg	1.29 kg
WidthDiffers	423.3 mm	309 mm
DepthDiffers	289.9 mm	220 mm
HeightDiffers	28 mm	14.8 mm
Height (front)Known for one	2.8 cm	Unknown — not stated by the source
Height (rear)Known for one	2.8 cm	Unknown — not stated by the source
Packaging contentidentical
Manual	Yes	Yes
Power cord included	Yes	Yes
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
3DKnown for one	No	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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