Google Nexus 5 release date is still unknown, as Google remained tight-lipped on the details of the smartphones as well as its roadmap for the year.

This left consumers wondering whether the Google Nexus 5 will be released this year or early next year. It was reported that Google Nexus 5 release date will be at the same time as last year. Launch was most probably in October along with the upcoming Android software.

Taiwanese mobile manufacturer HTC unveiled the HTC One early this year that will battle head on with the titans in the smartphone market.

The HTC One was powered by Google's Android, but the company distinguished it from rivals by using new software to replace icons on the home screen with a personalised stream of news articles, social networking updates, photos and video.

Moreover, HTC One boasted ultrapixels in its handset, which is claimed to deliver better and sharper photos.

Below is the comparison of the rumoured features of Google Nexus 5 against the specs of HTC One.

Screen Display - HTC One packs a 4.7-inch screen, boasts a higher pixel resolution of 1920 x 1080 with 468 ppi. Google Nexus 5, on the other hand, is expected to come with 5-inch Full HD screen display.

Processor - HTC One's quad core processor is clocked at 1.7 GHz. Google Nexus 5 will include Qualcomm Snapdragon 800 processor that possesses a clock rate of 2.3 GHz paired with 3 GB of LPDDR3 RAM.

Operating System - Both smartphones will run with Android operating system. However, HTC One boots the 4.2 version of Jelly Bean OS. While the Google Nexus 5 is expected to include a 4.3 version of the said OS.

Internal Storage - The HTC One comes in 32 GB and 64 GB variants. Google Nexus 5 is rumoured to come in 16GB, 32GB or 64GB variants.

Camera - HTC One comes with 4 ultrapixels rear shooter while the Google Nexus 5 will come with 13 megapixels back camera.

Battery Life - HTC One's battery capacity is 2300 mAh. Google Nexus 5 is expected to come with 3300mAh Li-polymer battery.

Price and Availability - The predecessor of Nexus 5, LG Nexus 4, was quite famous for its friendly price tag. The device is expected to cost around $299. The HTC One is quite expensive with a tag price of $750 for the unlocked version of the handset, but carriers offer the device at a lower price.