There's more under the Surface

More portable: With all the accessories, the Surface Pro 4 can be quite a competent notebook replacement. Unfortunately, the Type Cover is an optional extra — TAN KIT HOONG/The Star

I HAVE always found that when Microsoft makes its own hardware, it almost always gets it right. Whether keyboards, mice or gaming console, they have been great products.

You may be wondering about the Lumia devices but they are let down mostly by the operating system (and lack of developer support) than the hardware.