The dual-SIM (Nano-SIM) OnePlus 3T features an anodised aluminium metal unibody design, a fingerprint sensor on the home button, and a Alert Slider. The new OnePlus smartphone runs OxygenOS-based on Android 6.0.1 Marshmallow, and sports a 5.5-inch (1080x1920 pixels) Optic AMOLED display with Corning Gorilla Glass 4 protection. OnePlus 3T is powered by a Qualcomm Snapdragon 821 SoC (with two 1.6GHz Kyro cores and two 2.35GHz Kryo cores) coupled with 6GB of LPDDR4 RAM.
OnePlus 3T features a 16-megapixel rear camera with a Sony IMX298 sensor, an f/2.0 aperture, OIS and EIS, and PDAF autofocus. The OnePlus 3T selfie camera has 16-megapixel resolution and comes with a Samsung 3P8SP sensor and f/2.0 aperture. The smartphone is available in 64GB and 128GB inbuilt storage variants.
The OnePlus 3T smartphone's connectivity options include 4G LTE (with support for India's LTE bands), Wi-Fi 802.11ac, Bluetooth 4.2, NFC, USB 2.0 Type-C, 3.5mm headphone jack, and GPS/ A-GPS. OnePlus 3T's battery capacity rated at 3400mAh and supports the company's Dash Charge (5V 4A) fast-charging technology. It measures 152.7x74.7x7.35mm and weighs 158 grams.