Any Surface device purchased before July 15 2015 will be eligible for a new charging cable, according to Channel Economics. The newest Surface devices, the Pro 4 and Book, are not affected.

The Surface Pro 3 is also slightly heavier than the Surface Pro 4 at 1.76 pounds to 1.69 pounds for the least expensive configuration. Both devices have nearly identical ports: a USB 3.0 port, a ...

Their frames are similarly thick (9.1mm on the Pro 3 versus 8.45mm on the Pro 4) and weigh at or near 800 grams (the entry-level Core M3 Surface Pro 4 weighs 766 grams or 1.69 pounds), making them ...

Our Surface Pro 3 contains a 1.9GHz Core i5-4300 Haswell chip and 8GB of RAM; the Surface Pro 4 includes a 2.4GHz Core i5-6300U Skylake chip and 8GB of RAM. Remember, the SP4 is also pushing a few ...

The Surface Pro 3, Surface Pro 4 and Surface Book without the GPU all appear to use the same 30-watt brick for charging. The Surface Book with the GPU has a larger 60-watt charger.

At long last the Surface Pro 4 is official. Breaking its annual release cycle, Microsoft has waited a full 16 months to replace the hugely popular Surface Pro 3 and is now proclaiming its ...