Reportedly, Sony has started the launch of Android 6.0 Marshmallow update to its latest flagship model, the Xperia Z5 smartphone. The handset was launched with version 5.1.1 out of the box.

The OTA firmware update is said to have started reaching Sony Xperia Z5 handsets in Turkey and will soon make its way into the Xperia Z5 Compact and the Xperia Z5 Premium models.The Facebook post made by Sony Xperia Turkey has confirmed this roll out, by featuring an image showcasing the Xperia Z5, Xperia Z5 Compact, Xperia Z5 Premium, and the Xperia Z3+, along with their Android update statuses.

It is worth noting that while the Android 6.0 Marshmallow update for the Xperia Z5 handsets is marked as finalized, the update for the Xperia Z3+ is in the final stage.

As for the official confirmation, it is yet not there. The company support page still has the Android 5.1 Lollipop as the latest OS version for the Xperia Z5.

Last week, Sony had confirmed that the  Xperia M4 Aqua, which came with Android 5.0 Lollipop, will be skipping the Android 5.1 Lollipop update and will directly receive Android 6.0 Marshmallow.

Also read: Sony Xperia Z5 and Xperia Z5 Compact launched in the U.S.: Pricing and Options

Specs wise, a 5.2-inch display is flaunting on the front of the Z5, featuring a resolution of 1080 x 1920 pixels with 428ppi pixel density, while a 720 x 1280 pixel resolution (323 ppi pixel density) 4.6-inch one can be found on the Compact. The Premium comes with a 5.5-inch display that has a resolution of 2160 x 3840 pixels and 806 ppi pixel density.

Underneath the hood, the smartphone is powered by an octa-core Qualcomm MSM8994 Snapdragon 810 with a Quad-core Cortex-A53 clocked at 1.5GHz and a Quad-core Cortex-A57 clocked at 2.0GHz, coupled with 3GB of RAM and 32GB of internal memory. Storage is expandable up to 200 GB via external SD card.

The Z5 is backed by a 2,900 mAh battery, the Compact by a 2,700 mAh and the Premium by 3,430mAh one.