The Microsoft Surface Pro 4 and Apple's iPad Air 3 are almost here with both devices boasting of impressive specs and new features. Now that the tech giants have introduced their new operating systems, Windows 10 and iOS 9, it's free to assume that both of these new products will be equipped with them.

Here's how the Surface Pro 4 and the iPad Air 3's specs compare with each other. Remember that these are all speculations at the moment and nothing has been confirmed yet.

Microsoft Surface Pro 4 Specs

The Verge's Tom Warren said on Twitter that the hybrid laptop-tablet will be powered by Intel's Skylake processor chip with a fanless design. With the removal of the fans, the device's design is expected to be "significantly thinner" than its predecessors, Expert Reviews wrote.

The news outlet added that the Surface Pro 4 will have a 12-inch screen display with the same resolution as the Surface Pro 3, which is at 2160 x 1440. The Cubic Lane claimed that the device will also have a 14-inch variant bearing the same screen resolution.

Other specs include faster SSDs, type-c USB, and Windows Hello, Microsoft's biometric system that allows users to log in with the use of their physiological features, The Cubic Lane noted. Front and rear cameras are expected to be at 5MP.

iPad Air 3 Specs

According to Tech News Today, the iPad Air 3 will have 4K screen display and an IP rating that will make the tablet water and dust resistant. The device is said to come in with a 9.7 inch screen panel with 4096 x 2160 pixels that is at 401 ppi and 4:3 aspect ratio.

Other iPad Air 3 specs are A9X processor, 16GB, 64GB, and 128GB internal storage variants, an 8MP iSight primary camera and a 2.1MP front facing shooter for selfies, Tech News Today listed.

Microsoft Surface Pro 4 Release Date & Price

Expert Reviews speculated that the Surface Pro 4 will be unveiled on Oct. 19 at Microsoft's New York City event, alongside the new Windows 10 devices, such as the new Microsoft Lumia 950 and 950 XL models. The 12-inch Surface Pro 4 is estimated to be priced at $1220, with the 14-inch variant said to cost $50 or $100 more.

iPad Air 3 Release Date & Price

Economic Daily News, a Taiwanese media outlet, claimed that Apple postponed the release of their next generation iPad Air to make way for the iPad Pro released this month. The iPad Air 3's launch date is reportedly moved from Oct. 2015 to spring of next year.

The tablet is said to be priced starting at $610, Macworld speculated.