Apple iPad Air vs Microsoft Surface 2

Phones Images
Apple iPad Air Microsoft Surface 2
PHONES
Phone Names Apple iPad Air Microsoft Surface 2
Network
2G bandsGSM 850 / 900 / 1800 / 1900N/A
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100-
4G bands1, 2, 3, 4, 5, 7, 8, 13, 17, 18, 19, 20, 25, 26-
EDGE-No
GPRS-No
SpeedHSPA 42.2/5.76 Mbps, LTE Cat3 100/50 Mbps, EV-DO Rev.A 3.1 Mbps - cellular model only-
TechnologyGSM / CDMA / HSPA / EVDO / LTENo cellular connectivity
 CDMA2000 1xEV-DO -
Launch
Announced2013, October 22. Released 2013, November 012013, September. Released 2013, October
StatusDiscontinuedDiscontinued
Body
BuildGlass front, aluminum back, aluminum frame-
Dimensions240 x 169.5 x 7.5 mm (9.45 x 6.67 x 0.30 in)274.6 x 172.5 x 8.9 mm (10.81 x 6.79 x 0.35 in)
SIMNano-SIM (cellular model only)No
Weight469 g (Wi-Fi) / 478 g (3G/LTE) (1.03 lb)675.9 g (1.49 lb)
 -Built-in 2-stage kickstand
Display
ProtectionScratch-resistant glass, oleophobic coating-
Resolution1536 x 2048 pixels, 4:3 ratio (~264 ppi density)1920 x 1080 pixels, 16:9 ratio (~208 ppi density)
Size9.7 inches, 291.4 cm2 (~71.6% screen-to-body ratio)10.6 inches, 309.8 cm2 (~65.4% screen-to-body ratio)
TypeIPS LCDTFT
 -ClearType technology
Platform
CPUDual-core 1.3 GHz Cyclone (ARM v8-based)Quad-core 1.7 GHz Cortex-A15
ChipsetApple A7 (28 nm)Nvidia Tegra 4 T40
GPUPowerVR G6430 (quad-core graphics)ULP GeForce (72 cores)
OSiOS 7, upgradable to iPadOS 12.5.7Microsoft Windows RT
Memory
Card slotNomicroSDXC (dedicated slot)
Internal16GB 1GB RAM, 32GB 1GB RAM, 64GB 1GB RAM, 128GB 1GB RAM32GB 2GB RAM, 64GB 2GB RAM
Main Camera
FeaturesHDRLED flash
Single5 MP, f/2.4, 33mm (standard), AF5 MP, AF
Video1080p@30fps1080p@30fps
Selfie camera
Featuresface detection, FaceTime over Wi-Fi or Cellular-
Single1.2 MP3.5 MP
Video720p@30fps1080p@30fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
Comms
Bluetooth4.0, A2DP, EDR4.0, A2DP
NFCNoNo
PositioningGPS, GLONASS - cellular model onlyNo
RadioNoNo
USBLightning, USB 2.0USB 3.0, OTG
WLANWi-Fi 802.11 a/b/g/n, dual-band, hotspotWi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct
Features
SensorsAccelerometer, gyro, compassAccelerometer, gyro, compass
 -TV-out via HDMI port MP4/DivX/XviD/WMV/H.264 player MP3/WAV/eAAC+/FLAC player Photo viewer/editor Microsoft Office 2013 RT SkyDrive (200 GB cloud storage) Skype free international calls and Wi-Fi for 1 year
Battery
Talk timeUp to 10 h (multimedia)-
TypeLi-Po 8600 mAh, non-removable (32.4 Wh)Li-Ion, non-removable
Misc
ColorsSpace Gray, SilverDark Titanium
ModelsA1474, A1475, A1476, iPad4,1, iPad4,2, iPad4,3-
PriceAbout 350 EURAbout 330 EUR
SAR1.18 W/kg (body)-
SAR EU0.99 W/kg (body)-
Tests
Audio quality Noise -93.9dB / Crosstalk -89.9dB-
Camera Photo / Video-
Display Contrast ratio: 968:1 (nominal) / 2.504:1 (sunlight)-
Loudspeaker Voice 67dB / Noise 65dB / Ring 76dB -
Performance Basemark X: 13597-
OUR TESTS
Audio qualityNoise -93.9dB / Crosstalk -89.9dB-
CameraPhoto / Video-
DisplayContrast ratio: 968:1 (nominal) / 2.504:1 (sunlight)-
LoudspeakerVoice 67dB / Noise 65dB / Ring 76dB-
PerformanceBasemark X: 13597-