Product comparison · 2 laptops

Acer Aspire 771-33128G1TMaii Intel® Core™ i3 i3-3120M Laptop vs Lenovo Flex 15

124specifications compared
49differ
75identical
56known for one product only

Key differences

Product type
- Aspire 771-33128G1TMaii Intel® Core™ i3 i3-3120M Laptop:Laptop
- Flex 15:Hybrid (2-in-1)
Product colour
- Aspire 771-33128G1TMaii Intel® Core™ i3 i3-3120M Laptop:Black
- Flex 15:Black, Silver
Display diagonal
- Aspire 771-33128G1TMaii Intel® Core™ i3 i3-3120M Laptop:43.9 cm (17.3")
- Flex 15:39.6 cm (15.6")
Display resolution
- Aspire 771-33128G1TMaii Intel® Core™ i3 i3-3120M Laptop:1600 x 900 pixels
- Flex 15:1366 x 768 pixels
Touchscreen
- Aspire 771-33128G1TMaii Intel® Core™ i3 i3-3120M Laptop:No
- Flex 15:Yes
HD type
- Aspire 771-33128G1TMaii Intel® Core™ i3 i3-3120M Laptop:HD+
- Flex 15:HD
Processor family
- Aspire 771-33128G1TMaii Intel® Core™ i3 i3-3120M Laptop:Intel® Core™ i3
- Flex 15:Intel® Core™ i5
Processor generation
- Aspire 771-33128G1TMaii Intel® Core™ i3 i3-3120M Laptop:3rd gen Intel® Core™ i3
- Flex 15:4th gen Intel® Core™ i5

Side by side

Differences highlightedShow differences only

Comparison of 771-33128G1TMaii, Flex 15
180 specifications	A Acer Aspire 771-33128G1TMaii Intel® Core™ i3 i3-3120M Laptop Model 771-33128G1TMaii View product	B Lenovo Flex 15 View product
Design3 differ
Product typeDiffers	Laptop	Hybrid (2-in-1)
Product colourDiffers	Black	Black, Silver
Form factorDiffers	Clamshell	Convertible (Fold-back screen)
Display4 differ
Display diagonalDiffers	43.9 cm (17.3")	39.6 cm (15.6")
Display resolutionDiffers	1600 x 900 pixels	1366 x 768 pixels
TouchscreenDiffers	No	Yes
HD typeDiffers	HD+	HD
Touch technologyKnown for one	Unknown — not stated by the source	Multi-touch
Panel typeKnown for one	LCD	Unknown — not stated by the source
Processor11 differ
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ i5
Processor generationDiffers	3rd gen Intel® Core™ i3	4th gen Intel® Core™ i5
Processor modelDiffers	i3-3120M	i5-4200U
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.6 GHz
Processor frequencyDiffers	2.5 GHz	1.6 GHz
Processor socketKnown for one	Unknown — not stated by the source	BGA 1168
Processor seriesDiffers	Intel Core i3-3100 Mobile Series	Intel Core i5-4200 Mobile series
Processor codenameDiffers	Ivy Bridge	Haswell
Bus typeDiffers	DMI	DMI2
SteppingKnown for one	Unknown — not stated by the source	C0
Thermal Design Power (TDP)Differs	35 W	15 W
TjunctionDiffers	105 °C	100 °C
Maximum number of PCI Express lanesDiffers	16	12
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	1x4, 2x4
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	25	Unknown — not stated by the source
Memory1 differ
Internal memoryDiffers	8 GB	4 GB
Memory clock speedKnown for one	Unknown — not stated by the source	1600 MHz
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 4 GB
Maximum internal memoryKnown for one	Unknown — not stated by the source	8 GB
Storage4 differ
Total storage capacityDiffers	1 TB	500 GB
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD capacityDiffers	1 TB	500 GB
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
Optical drive typeDiffers	DVD±RW	No
Compatible memory cardsDiffers	Memory Stick (MS), MMC, MS PRO, SD, xD	MMC, SD
Graphics4 differ
Discrete graphics cardKnown for one	Unknown — not stated by the source	No
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Not available
On-board graphics card modelDiffers	Intel® HD Graphics 4000	Intel® HD Graphics 4400
Maximum on-board graphics card memoryKnown for one	Unknown — not stated by the source	1.74 GB
On-board graphics card base frequencyDiffers	650 MHz	200 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1000 MHz
On-board graphics card DirectX versionKnown for one	Unknown — not stated by the source	12
On-board graphics card IDDiffers	0x166	0xA16
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	Dolby Advanced
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
Network2 differ
Top Wi-Fi standardKnown for one	Unknown — not stated by the source	Wi-Fi 4 (802.11n)
Wi-Fi standardsDiffers	802.11a, 802.11b, 802.11g	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN data ratesDiffers	10,100,1000 Mbit/s	10,100 Mbit/s
Data networkKnown for one	Not supported	Unknown — not stated by the source
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Networking standardsKnown for one	IEEE 802.11a, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.3, IEEE 802.3ab, IEEE 802.3u	Unknown — not stated by the source
4G WiMAXKnown for one	No	Unknown — not stated by the source
Integrated 4G WiMAXKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces3 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	1
Headphone outputsDiffers	1	0
Combo headphone/mic portKnown for one	Unknown — not stated by the source	Yes
Microphone inDiffers	Yes	No
Total number of SATA connectorsKnown for one	Unknown — not stated by the source	4
Number of SATA III connectorsKnown for one	Unknown — not stated by the source	4
Docking connectorKnown for one	No	Unknown — not stated by the source
Keyboardidentical
Full-size keyboardKnown for one	Unknown — not stated by the source	Yes
Windows keysKnown for one	Unknown — not stated by the source	Yes
Processor special features12 differ
Intel Dual Display Capable TechnologyDiffers	Yes	No
Intel FDI TechnologyDiffers	Yes	No
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
Intel ME Firmware VersionKnown for one	Unknown — not stated by the source	9.5
Intel Rapid Storage TechnologyDiffers	No	Yes
Intel Secure Key Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Smart Connect TechnologyDiffers	No	Yes
Intel Smart Connect Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel TSX-NIKnown for one	Unknown — not stated by the source	No
Intel TSX-NI versionKnown for one	Unknown — not stated by the source	0.00
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	Yes	No
Intel® High Definition Audio (Intel® HD Audio)Known for one	Unknown — not stated by the source	Yes
Intel® Secure KeyKnown for one	Unknown — not stated by the source	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	No
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDDiffers	71465	75459
Processor codeKnown for one	Unknown — not stated by the source	SR170
Processor package sizeDiffers	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)	40 x 24 x 1.5 mm
Supported instruction setsDiffers	AVX	AVX 2.0
Graphics & IMC lithographyKnown for one	22 nm	Unknown — not stated by the source
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Batteryidentical
Battery life (max)Known for one	Unknown — not stated by the source	9 h
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Number of battery cellsKnown for one	6	Unknown — not stated by the source
Battery capacityKnown for one	4400 mAh	Unknown — not stated by the source
Poweridentical
AC adapter powerKnown for one	65 W	Unknown — not stated by the source
Security1 differ
Cable lock slotDiffers	No	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Fingerprint readerKnown for one	Unknown — not stated by the source	No
Weight & dimensions4 differ
WeightDiffers	3.2 kg	2.2 kg
WidthDiffers	414.8 mm	382 mm
DepthDiffers	275 mm	265.9 mm
HeightDiffers	34.7 mm	22.1 mm
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	AC
ManualKnown for one	Unknown — not stated by the source	Yes
Power cord includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
3DKnown for one	Unknown — not stated by the source	No
TV tuner integratedKnown for one	No	Unknown — not stated by the source
Supplied AC adapter typeKnown for one	AC	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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