Product comparison · 2 laptops

Lenovo IdeaPad S400u Intel® Core™ i3 i3-3227U Laptop vs Lenovo Z400 Touch

127specifications compared
26differ
101identical
34known for one product only

Key differences

Product colour
- IdeaPad S400u Intel® Core™ i3 i3-3227U Laptop:Black, Silver
- Z400 Touch:Black
Touchscreen
- IdeaPad S400u Intel® Core™ i3 i3-3227U Laptop:No
- Z400 Touch:Yes
Processor model
- IdeaPad S400u Intel® Core™ i3 i3-3227U Laptop:i3-3227U
- Z400 Touch:i3-3120M
Processor frequency
- IdeaPad S400u Intel® Core™ i3 i3-3227U Laptop:1.9 GHz
- Z400 Touch:2.5 GHz
Thermal Design Power (TDP)
- IdeaPad S400u Intel® Core™ i3 i3-3227U Laptop:17 W
- Z400 Touch:35 W
CPU multiplier (bus/core ratio)
- IdeaPad S400u Intel® Core™ i3 i3-3227U Laptop:19
- Z400 Touch:25
Memory slots
- IdeaPad S400u Intel® Core™ i3 i3-3227U Laptop:1x SO-DIMM
- Z400 Touch:2x SO-DIMM
Maximum internal memory
- IdeaPad S400u Intel® Core™ i3 i3-3227U Laptop:4 GB
- Z400 Touch:16 GB

Side by side

Differences highlightedShow differences only

Comparison of S400u, Z400 Touch
161 specifications	A Lenovo IdeaPad S400u Intel® Core™ i3 i3-3227U Laptop Model S400u View product	B Lenovo Z400 Touch View product
Design1 differ
Product colourDiffers	Black, Silver	Black
Display1 differ
TouchscreenDiffers	No	Yes
Touch technologyKnown for one	Unknown — not stated by the source	Multi-touch
LED backlightKnown for one	Unknown — not stated by the source	Yes
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Dual-screenKnown for one	Unknown — not stated by the source	No
Processor5 differ
Processor modelDiffers	i3-3227U	i3-3120M
Processor frequencyDiffers	1.9 GHz	2.5 GHz
Processor socketKnown for one	BGA 1023	Unknown — not stated by the source
Processor seriesDiffers	Intel Core i3-3200 Mobile Series	Intel Core i3-3100 Mobile Series
SteppingKnown for one	L1	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	17 W	35 W
CPU multiplier (bus/core ratio)Differs	19	25
Memory2 differ
Memory form factorKnown for one	SO-DIMM	Unknown — not stated by the source
Memory layout (slots x size)Known for one	1 x 4 GB	Unknown — not stated by the source
Memory slotsDiffers	1x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	4 GB	16 GB
Maximum internal memory (64-bit)Known for one	4 GB	Unknown — not stated by the source
Storage3 differ
Total storage capacityDiffers	320 GB	500 GB
HDD capacityDiffers	320 GB	500 GB
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Optical drive typeDiffers	No	DVD±RW
Graphics1 differ
Discrete graphics cardKnown for one	No	Unknown — not stated by the source
Discrete graphics card modelKnown for one	Not available	Unknown — not stated by the source
On-board graphics card base frequencyDiffers	350 MHz	650 MHz
Audio1 differ
Audio systemDiffers	HD	Dolby Home Theatre v4
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Cameraidentical
Front camera resolutionKnown for one	1280 x 720 pixels	Unknown — not stated by the source
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	1 MP
Optical driveidentical
LightScribeKnown for one	No	Unknown — not stated by the source
Network1 differ
BluetoothDiffers	No	Yes
Networking standardsKnown for one	IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.3, IEEE 802.3u	Unknown — not stated by the source
Bluetooth versionKnown for one	Unknown — not stated by the source	4.0
Ports & interfaces3 differ
VGA (D-Sub) ports quantityDiffers	0	1
Headphone outputsDiffers	0	1
Microphone inDiffers	No	Yes
Docking connectorKnown for one	No	Unknown — not stated by the source
ExpressCard slotKnown for one	No	Unknown — not stated by the source
CardBus PCMCIA slots quantityKnown for one	0	Unknown — not stated by the source
CardBus PCMCIA slot typeKnown for one	No	Unknown — not stated by the source
SmartCard slotKnown for one	No	Unknown — not stated by the source
Keyboardidentical
Windows keysKnown for one	Unknown — not stated by the source	Yes
Softwareidentical
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Processor special features3 differ
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	No	Yes
Processor ARK IDDiffers	72057	71465
Processor codeKnown for one	SR0XF	Unknown — not stated by the source
Processor package sizeDiffers	31 x 24 (BGA1023)	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)
Batteryidentical
Battery capacityKnown for one	32 Wh	Unknown — not stated by the source
Poweridentical
AC adapter frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Security1 differ
Cable lock slotDiffers	No	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Weight & dimensions4 differ
WeightDiffers	1.8 kg	2.4 kg
WidthDiffers	336.6 mm	345 mm
DepthDiffers	241.2 mm	244 mm
HeightDiffers	21 mm	29.1 mm
Packaging contentidentical
Cables includedKnown for one	AC	Unknown — not stated by the source
Remote control includedKnown for one	Unknown — not stated by the source	No
Other featuresidentical
TV tuner integratedKnown for one	Unknown — not stated by the source	No
64-bit computingKnown for one	Unknown — not stated by the source	Yes

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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