realme 10 4G 128GB vs Samsung Galaxy S 25 256GB: which one suits you?

The two differ in 4 of the specs we have recorded (prices checked 10 Nov 2026).

Which one should you choose?

  • Bigger battery for a longer day (5,000 mAh vs 4,000 mAh)
  • More space for photos and apps (256 GB vs 128 GB)
  • More memory for multitasking (12 GB vs 8 GB)

The deciding difference here: storage and memory (RAM).

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

Key differences

  • Storage

    128 GB✓ 256 GB
  • Memory (RAM)

    8 GB✓ 12 GB
  • Display type

    Super AMOLEDDynamic AMOLED 2X

Specifications side by side

17 of 17 specs

Scroll the table sideways to see the rest.

Spec
realmeSAR 2,185
realme 10 4G 128GB specs
SamsungSAR 2,189
Samsung Galaxy S 25 256GB specs
Reference priceSAR 2,185SAR 2,189
Storage128 GB✓ 256 GB
Memory (RAM)8 GB✓ 12 GB
ProcessorHelio G99—
Battery capacity✓ 5,000 mAh4,000 mAh
Wired charging33 W—
5G—Yes
Main camera50 MP50 MP

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Direct comparison questions

What is the difference in storage between the realme 10 4G 128GB and the Samsung Galaxy S 25 256GB?

Storage is higher on the Samsung Galaxy S 25 256GB: 256 GB vs 128 GB on the realme 10 4G 128GB. If this spec is your priority, the difference favours it.

What is the difference in main camera between the realme 10 4G 128GB and the Samsung Galaxy S 25 256GB?

No difference here: main camera is 50 MP on both.

What is the difference in battery capacity between the realme 10 4G 128GB and the Samsung Galaxy S 25 256GB?

Battery capacity is higher on the realme 10 4G 128GB: 5,000 mAh vs 4,000 mAh on the Samsung Galaxy S 25 256GB. If this spec is your priority, the difference favours it.

What is the difference in memory (RAM) between the realme 10 4G 128GB and the Samsung Galaxy S 25 256GB?

Memory (RAM) is higher on the Samsung Galaxy S 25 256GB: 12 GB vs 8 GB on the realme 10 4G 128GB. If this spec is your priority, the difference favours it.