Performance and Software
Under the hood, the OnePlus 3T is powered by the Qualcomm MSM8996 Snapdragon 821 chipset, one of the most powerful processors available at its release. This 14nm architecture features a quad-core setup with two Kryo cores clocked at 2.35 GHz and another two at 1.6 GHz, paired with the Adreno 530 GPU. This combination delivers smooth and fast performance suitable for both everyday tasks and demanding applications. The phone originally launched with Android 6.0.1 Marshmallow, but users can upgrade to Android 9.0 Pie, ensuring an up-to-date experience with enhanced features over its lifespan.