The phone comes with a 5.00-inch touchscreen display with a resolution of 1080 pixels by 1920 pixels The HTC One A9 is powered by 1.2GHz octa-core Qualcomm Snapdragon 617 processor and it comes with 3GB of RAM. The phone packs 32GB of internal storage that can be expanded up to 2000GB via a microSD card. As far as the cameras are concerned, the HTC One A9 packs a 13-megapixel primary camera on the rear and a 4-Ultrapixel front shooter for selfies. The HTC One A9 runs Android 6.0 and is powered by a 2150mAh non removable battery. It measures 145.75 x 70.80 x 7.26 (height x width x thickness) and weighs 143.00 grams. The HTC One A9 is a single SIM (GSM) smartphone that accepts a Nano-SIM. Connectivity options include Wi-Fi, GPS, Bluetooth, 4G (with support for Band 40 used by some LTE networks in India). Sensors on the phone include Proximity sensor, Ambient light sensor, Accelerometer, and Gyroscope.