PlayerUnknown's Battlegrounds, referred to by its acronym, PUBG, has created a storm in online gaming world. The game had over 30 million daily active users on its mobile version of the game in December.As per PUBG Corporation, PUBG Mobile crossed 100 million registered users in only four months, creating one of the fastest games to achieve this performance. However, if you are playing this game on a smartphone, not every device may be up to it.Realme U1The Realme U1 has a teardrop notch display with the MediaTek Helio P70 (12 nm). The device has a 6.3-inch FHD+ display, a 13MP + 2MP dual rear camera, 25MP front camera, and two storage configurations: 3GB RAM with 32GB of storage and 4GB RAM with 64GB storage. Realme U1 has 3500 mAh battery and runs on ColorOS 5.2, based on Android 8.1 (Oreo). Realme U1 price in India starts from Rs 11,999.Xiaomi Redmi Note 6 ProThis smartphone comes with a 6.26-inch Full HD+ IPS LCD display with an aspect ratio of 19:9. The phone is powered by a 1.8GHz octa-core Qualcomm Snapdragon 600 processor paired with Adreno 509 GPU. The device has 4000 mAh battery and supports Qualcomm's Quick Charge 3.0. The Xiaomi Redmi Note 6 Pro has a P2i Nano coating as a liquid repellent. Xiaomi Redmi Note 6 Pro price in India is Rs 13,999.Nokia 6.1 PlusNokia 6.1 Plus, also known as the Nokia X6, features a 5.8-inch Full HD+ IPS LCD display running at a resolution of 2,280×1,080 pixels and aspect ratio of 19:9. The device sports display notch, powered by the Qualcomm Snapdragon 636 processor and comes with 4GB/6GB RAM options. In terms of optics, the Nokia 6.1 Plus has a dual rear camera setup that includes a 16MP autofocus sensor with f/2.0 aperture and a 5MP monochrome sensor with f/2.2 aperture. At the front, there is a 16MP camera with f/2.0 aperture. Nokia 6.1 Plus price in India is Rs 14,999.Oppo F9The Oppo F9 features a 6.3-inch Full HD+ display (2340 x 1080 pixels) with 19.5: 9 aspect ratio and screen-to-body ratio of 90.8 percent. The device sports waterdrop design and is powered by Octa-Core MediaTek Helio P60 SoC, coupled with 4GB/6GB RAM, paired with 64GB expandable storage. The F9 runs Android 8.1 Oreo topped with ColorOS 5.2. The Oppo F9 price in India is Rs 16,136.Xiaomi Poco F1This phone runs on a Snapdragon 845 (10 nm) processor. It features a 6.18" IPS LCD capacitive touchscreen screen with an aspect ratio of 18.7:9 and a resolution of 1080 x 2246 pixels. The Pocophone F1 has dual rear cameras based on Sony's EXMOR RS (stacked CMOS) IMX363 1/2.55" sensor with 12 MP, f/1.9 aperture and 1.4 µm pixel size. It has dual pixel Phase Detection Auto Focus (PDAF). The secondary camera acts as a depth sensor with 5 MP, aperture f/2.0 and pixel size of 1.12 µm. Xiaomi Poco F1 price in India starts from Rs 19,999.