Xiaomi Redmi Note 15 5G 256GB vs Samsung Galaxy A57 5G 128GB: which one suits you?

The two differ in 8 of the specs we have recorded, and the Xiaomi Redmi Note 15 5G 256GB is cheaper by SAR 404 (prices checked 4 Nov 2026).

Which one should you choose?

  • Paying less: cheaper by SAR 404
  • More space for photos and apps (256 GB vs 128 GB)
  • Higher-resolution main camera (108 MP vs 50 MP)
  • Higher front camera: 20 MP vs 12 MP
  • No clear lead in the recorded specs; design or brand preference may decide.

The deciding difference here: storage and main camera and price.

Compares recorded specs; a missing spec does not mean the feature is absent.

Key differences

  • Storage

    ✓ 256 GB128 GB
  • Screen size

    6.77 in6.7 in
  • Resolution

    2392 x 10801920 x 1080

Specifications side by side

19 of 19 specs

Scroll the table sideways to see the rest.

Spec
XiaomiSAR 995
Xiaomi Redmi Note 15 5G 256GB specs
SamsungSAR 1,399
Samsung Galaxy A57 5G 128GB specs
Reference priceSAR 995SAR 1,399
Storage✓ 256 GB128 GB
ProcessorSnapdragon 7 SeriesExynos 1280
Battery capacity✓ 5,520 mAh5,000 mAh
Main camera✓ 108 MP50 MP
Years of OS updates—6 years
Memory (RAM)8 GB8 GB
5GYesYes

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Similar comparisons

Direct comparison questions

What is the difference in processor between the Xiaomi Redmi Note 15 5G 256GB and the Samsung Galaxy A57 5G 128GB?

Xiaomi Redmi Note 15 5G 256GB: Snapdragon 7 Series; Samsung Galaxy A57 5G 128GB: Exynos 1280. This is a spec difference, not a verdict that one is better overall.

What is the difference in storage between the Xiaomi Redmi Note 15 5G 256GB and the Samsung Galaxy A57 5G 128GB?

Storage is higher on the Xiaomi Redmi Note 15 5G 256GB: 256 GB vs 128 GB on the Samsung Galaxy A57 5G 128GB. If this spec is your priority, the difference favours it.

What is the difference in main camera between the Xiaomi Redmi Note 15 5G 256GB and the Samsung Galaxy A57 5G 128GB?

Main camera is higher on the Xiaomi Redmi Note 15 5G 256GB: 108 MP vs 50 MP on the Samsung Galaxy A57 5G 128GB. If this spec is your priority, the difference favours it.

What is the difference in battery capacity between the Xiaomi Redmi Note 15 5G 256GB and the Samsung Galaxy A57 5G 128GB?

Battery capacity is higher on the Xiaomi Redmi Note 15 5G 256GB: 5,520 mAh vs 5,000 mAh on the Samsung Galaxy A57 5G 128GB. If this spec is your priority, the difference favours it.