Google is tight-lipped on the release date of its upcoming smartphone dubbed as the Nexus 5 (2015) aka Nexus 5 2nd Generation but several leaks have revealed almost every detail. Going by the reports that have surfaced so far, the new device is expected to have superior features over LG Nexus 5 (2013).

The Google Nexus 5 (2015) is expected to see the light of day in October or November and Product Manager of Android Jamal Eason has also hinted the same in a statement on Android Developers Blogspot. Eason revealed that Android M, which is expected to come with Google's upcoming device, is scheduled for this fall.

Not much has been leaked as far as specifications are concerned but the Google Nexus 5 (2015) is likely to have features much superior to its predecessor, Nexus 5 (2013) if one is to go by the reports.

Display: Nexus 5 (2015) is expected to sport a 5.2-inch screen with 1440 x 2560 pixels, while its predecessor has a 4.95-inch True HD IPS+ capacitive touchscreen and 1080 x 1920 pixels (445 ppi pixel density).

Processor: LG Nexus 5 (2013) is powered by Qualcomm Snapdragon 800 while its successor is expected to come with Qualcomm Snapdragon 810 processor.

Operating System: Google is expected to introduce its new software, Android M in the Nexus 5 (2015), while the LG Nexus 5 (2013) has received Android 5. 1.1 Lollipop update.

Memory: There is no information on internal storage but the Nexus 5 (2015) is expected to come packed with 3 GB RAM, while its predecessor has 16/32 GB internal memory and 2 GB RAM.

Camera: Nexus 5 (2013) houses an 8 MP main camera with optical image stabilization and 1.3 MP front snapper, while its successor is expected to come with 13 MP main camera and 2 MP front snapper.

Battery: Nexus 5 (2015) is expected to be powered by 2700 mAh battery (non-removable), while its predecessor has a non-removable 2300 mAh battery.

However, it may be mentioned that the aforementioned features of the Nexus 5 (2015) are not confirmed yet. Interestingly, WCCF Tech (via Phone Arena) has reported that AnTuTu benchmark site has put the score of the device at 85,530 points which is higher than 68,157 points scored by the Samsung Galaxy S6, and 47,079 scored by the Motorola Nexus 6 but it could be fake, as there is no way Qualcomm Snapdragon 810 processor will beat the Exynos 7420. The 

According to a report by Android Police, Google will launch two Nexus devices - one codename "LG Bullhead" to be made by L andbelieved to be called the Nexus 5 (2015) and the other to be made by Huawei under the codename "Huawei Angler" and believed to be Nexus 6 successor.