Display
Samsung Galaxy A30: 6.4-inch full-HD+ Super AMOLED Infinity-U display with a 91.6% screen-to-body ratio. Redmi Note 7 Pro: 6.3-inch FHD+ Dot Notch display with an aspect ratio of 19.5:9.
Processor
Samsung Galaxy A30: Octa-core Exynos 7904 SoC Redmi Note 7 Pro: Qualcomm Snapdragon 675 processor
Primary camera
Samsung Galaxy A30: 16MP (f/1.7 lens) + 5MP (f/2.2 lens) dual rear cameras Redmi Note 7 Pro: 48MP Sony IMX586 sensor + 5MP secondary sensor
Selfie camera
Samsung Galaxy A30: 25MP sensor with a f/2.0 lens Redmi Note 7 Pro: 13MP AI front camera
RAM and storage
Samsung Galaxy A30: 4GB RAM, 64GB of storage Redmi Note 7 Pro: 4GB RAM+64GB storage, 6GB RAM+128GB storage
Support for microSD card
Samsung Galaxy A30: Up to 512GB Redmi Note 7 Pro: Up to 256GB
Battery
Samsung Galaxy A30: 4,000mAh battery that has support for 15W fast charging. Redmi Note 7 Pro: 4,000mAh battery that has support for Quick Charge 4.
Operating system
Samsung Galaxy A30: Android Pie skinned with One UI Redmi Note 7 Pro: Android Pie skinned with MIUI 10
Price
Samsung Galaxy A30: Rs 16,990 Redmi Note 7 Pro: The 4GB RAM/64GB storage model is priced at Rs 13,999 and 6GB RAM/128GB storage variant costs Rs 16,999.