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Sony VAIO P (VPCP11S1E) vs Sony VAIO Z (VPCZ21M9E)

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

SonyVAIO P (VPCP11S1E)SonyVAIO Z (VPCZ21M9E)
Overview
Released20102011
Display
Screen size8″13.1″
Resolution1600 × 7681600 × 900
TouchscreenNoNo
Display typeVAIO Display Plus; non-touch LCD (Les Numériques)VAIO Display Premium LCD
Screen finishGlossy (Les Numériques)–
Display featuresAmbient-light sensor and dedicated resolution-change button–
Performance
ProcessorIntel Atom Z540Intel Core i5-2410M
CPU cores12
CPU threads24
Graphics–Intel HD Graphics 3000
Memory2 GB4 GB
Storage64 GB128 GB
CPUIntel Atom Z540 at 1.86 GHz; 512 KB L2 cache; 533 MHz front-side bus; Intel US15W system controller hubIntel Core i5-2410M at 2.30 GHz, up to 2.90 GHz; 3MB L3 cache; Intel HM67 Express chipset
GPUIntel Graphics Media Accelerator 500; shared system memoryIntel HD Graphics 3000 in the laptop; separately connected Power Media Dock provides Radeon graphics and requires mains power
Memory type533 MHz DDR2 SDRAM; 2GB fitted and maximum 2GB4GB DDR3 SDRAM at 1333 MHz, fitted as 2GB × 2; Sony states no post-purchase memory upgrade
Storage type64GB PATA SSD; flash storage confirmed by exact-model reviews and Sony's generation announcement128GB flash SSD storage in RAID 0; optical drive is external in the Media Dock
CoolingPassive cooling without a fan (The Register and Les Numériques)–
Battery and size
Battery life (maker's claim)Up to 5 hoursUp to 7 hours
Battery capacity19 Wh–
Weight0.632 kg1.175 kg
Thickness19.8 mm16.65 mm
Width × depth245 × 120 mm330 × 210 mm
Battery life detailSupplied VGP-BPS23 lithium-ion battery, 19Wh/2500mAh; Sony's five-hour claim uses MobileMark 2007; stated charge time 3.5 hours; weight includes this batterySupplied VGP-BPS27/B lithium-polymer battery; seven-hour MobileMark 2007 claim; 2.5-hour charging time; laptop weight includes this battery
ChargerVGP-AC10V6 AC adapterVGP-AC19V49 AC adapter
Materials–Carbon Black finish; carbon-fibre body (IT Pro)
Connections
Ports2 × USB-A, SD card slot, headphone jack2 × USB-A, HDMI, SD card slot, headphone jack, Ethernet
Wi-Fi802.11b/g/n802.11b/g/n
Bluetooth2.1 + EDR2.1 + EDR
Webcam0.3MP Motion Eye; 640 × 4801.31MP Exmor; 1280 × 1024
Operating systemWindowsWindows
Port detailTwo USB 2.0 Type-A ports, Memory Stick PRO-HG Duo slot and proprietary expansion connector; VGA and Ethernet require a separate port replicatorOne USB 2.0 Type-A socket plus one combined docking/USB socket supporting USB 2.0 and 3.0 devices; VGA and Memory Stick PRO-HG Duo/MagicGate; SD slot supports SDHC, SDXC and UHS SDR50. Dock ports are separate from the listed laptop ports; integrated Gobi 3000 mobile broadband supports 14.4 Mbps download and 5.76 Mbps upload
KeyboardIsolation keyboard with 16.5 mm key pitch and 1.2 mm stroke; Quick Web, Assist and Change Resolution buttonsBacklit keyboard with 19.05 mm key pitch and 1 mm stroke; WEB, VAIO and Assist buttons
TrackpadCentral pointing stick plus small touchpad to the right of the screen and click buttons to its leftGesture-enabled touchpad
SpeakersBuilt-in stereo speakersInternal stereo speakers; Dolby Home Theater v4
MicrophonesBuilt-in monaural microphoneInternal monaural microphone
Biometrics–Fingerprint reader; TCG 1.2-certified security chip
In the boxAC adapter, power cord, strap cable and spare pointing-stick cap; Windows 7 Home Premium 32-bitAC adapter, power cord and documentation; Sony's European specification lists a bundled docking station; Windows 7 Professional 64-bit with Service Pack 1

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