Product comparison · 2 laptops

Lenovo ideapad 520S (14") vs Lenovo ideapad 720S (13")

138specifications compared
49differ
89identical
48known for one product only

Key differences

Product colour
- ideapad 520S (14"):Grey
- ideapad 720S (13"):Champagne
Display diagonal
- ideapad 520S (14"):35.6 cm (14")
- ideapad 720S (13"):33.8 cm (13.3")
Display brightness
- ideapad 520S (14"):220 cd/m²
- ideapad 720S (13"):300 cd/m²
Processor generation
- ideapad 520S (14"):7th gen Intel® Core™ i7
- ideapad 720S (13"):8th gen Intel® Core™ i7
Processor model
- ideapad 520S (14"):i7-7700HQ
- ideapad 720S (13"):i7-8550U
Processor boost frequency
- ideapad 520S (14"):3.8 GHz
- ideapad 720S (13"):4 GHz
Processor frequency
- ideapad 520S (14"):2.8 GHz
- ideapad 720S (13"):1.8 GHz
System bus rate
- ideapad 520S (14"):8 GT/s
- ideapad 720S (13"):4 GT/s

Side by side

Differences highlightedShow differences only

Comparison of ideapad 520S (14"), ideapad 720S (13")
186 specifications	A Lenovo ideapad 520S (14")View product	B Lenovo ideapad 720S (13")View product
Design2 differ
Product colourDiffers	Grey	Champagne
Colour nameKnown for one	Mineral Grey	Unknown — not stated by the source
Housing materialDiffers	Acrylonitrile butadiene styrene (ABS), Aluminium, Polycarbonate (PC)	Aluminium
Display2 differ
Display diagonalDiffers	35.6 cm (14")	33.8 cm (13.3")
Display surfaceKnown for one	Matt	Unknown — not stated by the source
Screen shapeKnown for one	Flat	Unknown — not stated by the source
Display brightnessDiffers	220 cd/m²	300 cd/m²
Processor13 differ
Processor generationDiffers	7th gen Intel® Core™ i7	8th gen Intel® Core™ i7
Processor modelDiffers	i7-7700HQ	i7-8550U
Processor boost frequencyDiffers	3.8 GHz	4 GHz
Processor frequencyDiffers	2.8 GHz	1.8 GHz
System bus rateDiffers	8 GT/s	4 GT/s
Processor cacheDiffers	6 MB	8 MB
Processor cache typeKnown for one	Smart Cache	Unknown — not stated by the source
Processor socketDiffers	BGA 1440	BGA 1356
Processor seriesKnown for one	Intel Core i7-7700 Mobile Series	Unknown — not stated by the source
Processor codenameDiffers	Kaby Lake	Kaby Lake R
Bus typeDiffers	DMI3	OPI
Thermal Design Power (TDP)Differs	45 W	15 W
Configurable TDP-downDiffers	35 W	10 W
Maximum number of PCI Express lanesDiffers	16	12
PCI Express configurationsDiffers	1x16, 1x8, 2x4, 2x8	1x2+2x1, 1x4, 2x2, 4x1
SteppingKnown for one	Unknown — not stated by the source	Y0
Configurable TDP-up frequencyKnown for one	Unknown — not stated by the source	2 GHz
Configurable TDP-upKnown for one	Unknown — not stated by the source	25 W
Configurable TDP-down frequencyKnown for one	Unknown — not stated by the source	0.8 GHz
Memory2 differ
Memory clock speedDiffers	2133 MHz	2400 MHz
Memory form factorDiffers	SO-DIMM	On-board
Memory layout (slots x size)Known for one	1 x 8 GB	Unknown — not stated by the source
Memory slotsKnown for one	1x SO-DIMM	Unknown — not stated by the source
Maximum internal memory (64-bit)Known for one	8 GB	Unknown — not stated by the source
Storage3 differ
Total storage capacityDiffers	256 GB	512 GB
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
SSD capacityDiffers	256 GB	512 GB
SSD interfaceKnown for one	SATA III	Unknown — not stated by the source
Card reader integratedDiffers	Yes	No
Compatible memory cardsKnown for one	MMC, SD, SDHC, SDXC	Unknown — not stated by the source
SSD form factorKnown for one	Unknown — not stated by the source	M.2
Graphics8 differ
Discrete graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	NVIDIA® GeForce® 940MX	Not available
Discrete graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
Discrete graphics memory typeKnown for one	GDDR5	Unknown — not stated by the source
On-board graphics card familyDiffers	Intel® HD Graphics	Intel® UHD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 630	Intel® UHD Graphics 620
Maximum on-board graphics card memoryDiffers	64 GB	32 GB
On-board graphics card base frequencyDiffers	350 MHz	300 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1150 MHz
On-board graphics card IDDiffers	0x591B	0x5917
Audio2 differ
Audio systemKnown for one	Dolby Audio	Unknown — not stated by the source
Speakers manufacturerDiffers	Harman Kardon	JBL
Speaker powerDiffers	2 W	1 W
Built-in subwooferKnown for one	Unknown — not stated by the source	No
Audio decodersKnown for one	Unknown — not stated by the source	Dolby Atmos
Cameraidentical
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	1 MP
Front camera signal formatKnown for one	Unknown — not stated by the source	720p
Auto focusKnown for one	Unknown — not stated by the source	No
Optical driveidentical
LightScribeKnown for one	No	Unknown — not stated by the source
Network1 differ
Wi-Fi standardsDiffers	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)	Wi-Fi 5 (802.11ac)
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	1	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	2
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers	0	1
Ethernet LAN (RJ-45) portsKnown for one	0	Unknown — not stated by the source
HDMI ports quantityDiffers	1	0
HDMI versionKnown for one	1.4	Unknown — not stated by the source
DVI portKnown for one	No	Unknown — not stated by the source
VGA (D-Sub) ports quantityKnown for one	0	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
Performanceidentical
Motherboard chipsetKnown for one	Intel SoC	Unknown — not stated by the source
Keyboardidentical
Keyboard backlitKnown for one	Unknown — not stated by the source	Yes
Softwareidentical
Trial softwareKnown for one	Unknown — not stated by the source	McAfee LiveSafe
Processor special features2 differ
Intel® Wireless Display (Intel® WiDi)Known for one	Yes	Unknown — not stated by the source
Graphics & IMC lithographyKnown for one	14 nm	Unknown — not stated by the source
Intel Small Business Advantage (SBA) versionKnown for one	1.00	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP)Known for one	No	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP) versionKnown for one	0.00	Unknown — not stated by the source
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Processor ARK IDDiffers	97185	122589
Processor package sizeDiffers	42 x 28 mm	42 x 24 mm
Battery3 differ
Number of battery cellsDiffers	3	4
Battery capacityDiffers	52.5 Wh	48 Wh
Battery life (max)Differs	12 h	8 h
Power1 differ
AC adapter powerDiffers	65 W	45 W
AC adapter frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
AC adapter input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
AC adapter output voltageKnown for one	Unknown — not stated by the source	20 V
Security1 differ
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Password protection typeDiffers	HDD, Power on, Supervisor	Power on
Trusted Platform Module (TPM)Known for one	Unknown — not stated by the source	No
Sustainability1 differ
Sustainability certificatesDiffers	EPEAT Silver, ENERGY STAR	ENERGY STAR
Weight & dimensions4 differ
WeightDiffers	1.7 kg	1.14 kg
WidthDiffers	327.4 mm	305.9 mm
DepthDiffers	236.5 mm	213.8 mm
HeightDiffers	19.3 mm	13.6 mm
Packaging contentidentical
Quick start guideKnown for one	Yes	Unknown — not stated by the source
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.

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