Product comparison · 2 laptops

Acer Aspire Switch 11 SW5-171P-87GQ Intel® Core™ i5 i5-4202Y Hybrid (2-in-1) vs Lenovo Z51 Intel® Core™ i7 i7-5500U Laptop

137specifications compared
62differ
75identical
47known for one product only

Key differences

Product type
- Aspire Switch 11 SW5-171P-87GQ Intel® Core™ i5 i5-4202Y Hybrid (2-in-1):Hybrid (2-in-1)
- Z51 Intel® Core™ i7 i7-5500U Laptop:Laptop
Product colour
- Aspire Switch 11 SW5-171P-87GQ Intel® Core™ i5 i5-4202Y Hybrid (2-in-1):Silver
- Z51 Intel® Core™ i7 i7-5500U Laptop:Black
Form factor
- Aspire Switch 11 SW5-171P-87GQ Intel® Core™ i5 i5-4202Y Hybrid (2-in-1):Convertible (Detachable)
- Z51 Intel® Core™ i7 i7-5500U Laptop:Clamshell
Display diagonal
- Aspire Switch 11 SW5-171P-87GQ Intel® Core™ i5 i5-4202Y Hybrid (2-in-1):29.5 cm (11.6")
- Z51 Intel® Core™ i7 i7-5500U Laptop:39.6 cm (15.6")
Touchscreen
- Aspire Switch 11 SW5-171P-87GQ Intel® Core™ i5 i5-4202Y Hybrid (2-in-1):Yes
- Z51 Intel® Core™ i7 i7-5500U Laptop:No
Processor family
- Aspire Switch 11 SW5-171P-87GQ Intel® Core™ i5 i5-4202Y Hybrid (2-in-1):Intel® Core™ i5
- Z51 Intel® Core™ i7 i7-5500U Laptop:Intel® Core™ i7
Processor generation
- Aspire Switch 11 SW5-171P-87GQ Intel® Core™ i5 i5-4202Y Hybrid (2-in-1):4th gen Intel® Core™ i5
- Z51 Intel® Core™ i7 i7-5500U Laptop:5th gen Intel® Core™ i7
Processor model
- Aspire Switch 11 SW5-171P-87GQ Intel® Core™ i5 i5-4202Y Hybrid (2-in-1):i5-4202Y
- Z51 Intel® Core™ i7 i7-5500U Laptop:i7-5500U

Side by side

Differences highlightedShow differences only

Comparison of SW5-171P-87GQ, Z51
184 specifications	A Acer Aspire Switch 11 SW5-171P-87GQ Intel® Core™ i5 i5-4202Y Hybrid (2-in-1) Model SW5-171P-87GQ View product	B Lenovo Z51 Intel® Core™ i7 i7-5500U Laptop Model Z51 View product
Design3 differ
Product typeDiffers	Hybrid (2-in-1)	Laptop
Product colourDiffers	Silver	Black
Form factorDiffers	Convertible (Detachable)	Clamshell
Display2 differ
Display diagonalDiffers	29.5 cm (11.6")	39.6 cm (15.6")
TouchscreenDiffers	Yes	No
Display brightnessKnown for one	Unknown — not stated by the source	200 cd/m²
Processor14 differ
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i7
Processor generationDiffers	4th gen Intel® Core™ i5	5th gen Intel® Core™ i7
Processor modelDiffers	i5-4202Y	i7-5500U
Processor boost frequencyDiffers	2 GHz	3 GHz
Processor frequencyDiffers	1.6 GHz	2.4 GHz
Processor cacheDiffers	3 MB	4 MB
Processor cache typeDiffers	Smart Cache	L3
Processor lithographyDiffers	22 nm	14 nm
Processor operating modesDiffers	64-bit	32-bit, 64-bit
Processor seriesDiffers	Intel Core i5-4200 Mobile series	Intel Core i7-5500 Mobile Series
Processor codenameDiffers	Haswell	Broadwell
SteppingDiffers	D0	F0
Thermal Design Power (TDP)Differs	11.5 W	15 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	0.6 GHz
TjunctionDiffers	100 °C	105 °C
Scenario Design Power (SDP)Known for one	4.5 W	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	4 GB	8 GB
Internal memory typeDiffers	LPDDR3-SDRAM	DDR3L-SDRAM
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 8 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Maximum internal memoryKnown for one	Unknown — not stated by the source	16 GB
Maximum internal memory (64-bit)Known for one	Unknown — not stated by the source	16 GB
Storage4 differ
Total storage capacityDiffers	128 GB	1 TB
Storage mediaDiffers	SSD	Hybrid-HDD
Optical drive typeDiffers	No	DVD±RW
Compatible memory cardsDiffers	MicroSD (TransFlash), MicroSDXC	MMC, SD, SDHC, SDXC
Number of HDDs installedKnown for one	0	Unknown — not stated by the source
Number of SSDs installedKnown for one	1	Unknown — not stated by the source
SSD capacityKnown for one	128 GB	Unknown — not stated by the source
SSD interfaceKnown for one	SATA III	Unknown — not stated by the source
Graphics8 differ
Discrete graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	Not available	AMD Radeon R9 M375
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
On-board graphics card modelDiffers	Intel® HD Graphics 4200	Intel® HD Graphics 5500
Maximum on-board graphics card memoryDiffers	1.74 GB	16 GB
On-board graphics card base frequencyDiffers	200 MHz	300 MHz
On-board graphics card dynamic frequency (max)Differs	850 MHz	950 MHz
On-board graphics card DirectX versionDiffers	11.1	11.2
On-board graphics card IDDiffers	0x402	0x1616
Number of discrete graphics cards installedKnown for one	Unknown — not stated by the source	1
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	Dolby Home Theater
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	2.5 W
Cameraidentical
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	1 MP
Network2 differ
Top Wi-Fi standardKnown for one	Unknown — not stated by the source	Wi-Fi 5 (802.11ac)
Wi-Fi standardsDiffers	802.11a, 802.11b, 802.11g	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LANDiffers	No	Yes
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Ports & interfaces5 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	2
Ethernet LAN (RJ-45) portsDiffers	0	1
HDMI ports quantityDiffers	0	1
VGA (D-Sub) ports quantityDiffers	0	1
Docking connectorDiffers	Yes	No
Micro HDMI ports quantityKnown for one	1	Unknown — not stated by the source
Headphone outputsKnown for one	0	Unknown — not stated by the source
Microphone inKnown for one	No	Unknown — not stated by the source
Total number of SATA connectorsKnown for one	4	Unknown — not stated by the source
Number of SATA III connectorsKnown for one	4	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel SoC
Keyboard1 differ
Keyboard backlitKnown for one	Unknown — not stated by the source	No
Numeric keypadDiffers	No	Yes
Island-style keyboardKnown for one	Unknown — not stated by the source	Yes
Pointing deviceKnown for one	Touchpad	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 8.1 Pro	Windows 8.1
Processor special features13 differ
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	14 nm
Intel Clear Video TechnologyDiffers	No	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel Rapid Storage TechnologyDiffers	Yes	No
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Intel® Anti-Theft Technology (Intel® AT)Differs	Yes	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	No	Yes
Intel® OS GuardKnown for one	Unknown — not stated by the source	Yes
Intel® Small Business Advantage (Intel® SBA)Differs	No	Yes
Intel® Virtualization Technology (Intel® VT)Differs	VT-x	VT-d, VT-x
Processor ARK IDDiffers	76610	85214
Processor codeDiffers	SR190	SR23W
Processor package sizeDiffers	40 x 24 x 1.5 mm	40 x 24 x 1.3 mm
Intel ME Firmware VersionKnown for one	9.5	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® 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
UARTKnown for one	Yes	Unknown — not stated by the source
Battery2 differ
Number of battery cellsDiffers	3	4
Battery capacityDiffers	2850 mAh	41 Wh
Battery technologyKnown for one	Lithium Polymer (LiPo)	Unknown — not stated by the source
Power1 differ
AC adapter powerDiffers	45 W	65 W
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 & dimensions4 differ
WeightDiffers	1.55 kg	2.3 kg
WidthDiffers	298 mm	384 mm
DepthDiffers	205.4 mm	265 mm
HeightDiffers	25 mm	24.6 mm
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Stylus penKnown for one	Yes	Unknown — not stated by the source
Cables includedKnown for one	AC	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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