Display
Redmi Note 9 Pro: 6.67-inch full-HD+ IPS display with a 20:9 aspect ratio Samsung Galaxy A51: 6.5-inch Super AMOLED full-HD+ (1,080×2,400 pixels) Infinity-O Display Vivo V17: 6.44-inch full-HD+ (1,080×2,400 pixels) E3 Super AMOLED iView Display
Processor
Redmi Note 9 Pro: Qualcomm Snapdragon 720G processor Samsung Galaxy A51: Octa-core Exynos 9611 SoC Vivo V17: Qualcomm Snapdragon 675 Octa-core processor
Rear camera(s)
Redmi Note 9 Pro: Quad camera set up includes 8MP+8MP+5MP+2MP Samsung Galaxy A51: Quad camera set up includes 48MP+12MP+5MP+5MP Vivo V17: Quad camera set up includes 48MP+8MP+2MP+2MP
Selfie camera
Redmi Note 9 Pro: 16-megapixel selfie camera Samsung Galaxy A51: 32-megapixel selfie camera Vivo V17: 32-megapixel selfie camera
RAM and storage
Redmi Note 9 Pro: 4GB + 64GB model and 6GB + 128GB storage Samsung Galaxy A51: 6GB RAM with 128GB of storage, 8GB RAM and 128GB Storage Vivo V17: 8GB of RAM with 128GB of storage
Battery
Redmi Note 9 Pro: 5,020mAh battery Samsung Galaxy A51: 4,500mAh battery Vivo V17: 4,500mAh battery
Operating system
Redmi Note 9 Pro: MIUI 11 based on top of Android 10 Samsung Galaxy A51: Android 10 with One UI 2.0 on top Vivo V17: Android 9 Pie with Funtouch OS 9.2 on top
Price
Redmi Note 9 Pro: Rs 12,999 Samsung Galaxy A51: Rs 23,999 upwards Vivo V17: Rs 22,990 All the phones come with almost the same specifications besides pricing and processor. In terms of specifications, the Redmi Note 9 Pro definitely beats both Samsung and Vivo by a lot. It comes with the latest processor, bigger battery and a 5-megapixel macro lens for detailed macro images. If we consider the pricing, this smartphone is much cheaper than Samsung Galaxy A51 and Vivo V17. So at such an affordable price, you can get a very good package, besides it connects to the Indian satellite for navigation. For the latest gadget and tech news, and gadget reviews, follow us on Twitter, Facebook and Instagram. For newest tech & gadget videos subscribe to our YouTube Channel. You can also stay up to date with the Gadget Bridge Android App.