In terms of specifications, Surface 3 comes with 10.8 inch HD display wiht 3:2 aspect ration and powered with quad core Intel Atom x7 processor with 64 bit Windows 8.1 OS on the device. Yes, it will be upgreadable to Windows 10 when it's available. This is the thinnest and lightest Surface tablet that company has ever launched.
Microsoft Surface 3
|Display:10.8-inch 1080x1920 touchscreen display with Pen input|
|1.6 Quad-core Intel Atom x7-Z8700 processor (up to 2.4 GHz)|
|2 and 4 GB RAM|
|Software: Windows 8.1 OS|
|SIM Card Slot: Yes on 4G LTE variant|
|Main Camera:8 MP rear camera with LED Flash|
|Front Camera:3.5 MP front facing camera|
|Storage: 64 and 128 GB Internal Storage|
|Connectivity:4G LTE, 3G HSPA, Bluetooth, WiFi tether, WiFi|
|Battery:10 hours video playback|
|GPS, FM Radio, 3.5 mm audio jack|
Microsoft Surface 3 tablet starts from a price tag of $499 for the 2GB cum 64 GB variant. The 4GB cum 128 GB internal storage variant is costing $599. There will be LTE variant too available costing $699 for the 4GB + 128 GB storage variant and $599 for the 2 GB cum 64 GB variant. Microsoftstore.com is the where you should head to for buying it from May 6 in 26 markets worldwide. LTE variant will be delayed by June 26th.