OnePlus Ace 3 256GB vs Samsung Galaxy S25 Ultra 256GB: which one suits you?

The two differ in 8 of the specs we have recorded, and the OnePlus Ace 3 256GB is cheaper by SAR 237 (prices checked 5 Nov 2026).

Which one should you choose?

  • Paying less: cheaper by SAR 237
  • More memory for multitasking (16 GB vs 12 GB)
  • Higher wired charging: 100 W vs 45 W
  • Bigger battery for a longer day (5,500 mAh vs 5,000 mAh) · slight difference
  • Has wireless charging; the other doesn't
  • Higher-resolution main camera (200 MP vs 50 MP)

The deciding difference here: memory (RAM) and wired charging and price.

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

Key differences

  • Memory (RAM)

    ✓ 16 GB12 GB
  • Display type

    AMOLEDDynamic AMOLED 2X
  • Resolution

    1264 x 27801440 x 3200

Specifications side by side

21 of 21 specs

Scroll the table sideways to see the rest.

Spec
OnePlusSAR 3,969
OnePlus Ace 3 256GB specs
SamsungSAR 4,206
Samsung Galaxy S25 Ultra 256GB specs
Reference priceSAR 3,969SAR 4,206
Memory (RAM)✓ 16 GB12 GB
ProcessorSnapdragon 8 Gen 2Snapdragon 8 Elite
Battery capacity✓ 5,500 mAh5,000 mAh
Wired charging✓ 100 W45 W
Main camera50 MP✓ 200 MP
Years of OS updates—7 years
Storage256 GB256 GB
5GYesYes

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Similar comparisons

Direct comparison questions

What is the difference in processor between the OnePlus Ace 3 256GB and the Samsung Galaxy S25 Ultra 256GB?

OnePlus Ace 3 256GB: Snapdragon 8 Gen 2; Samsung Galaxy S25 Ultra 256GB: Snapdragon 8 Elite. This is a spec difference, not a verdict that one is better overall.

What is the difference in storage between the OnePlus Ace 3 256GB and the Samsung Galaxy S25 Ultra 256GB?

No difference here: storage is 256 GB on both.

What is the difference in main camera between the OnePlus Ace 3 256GB and the Samsung Galaxy S25 Ultra 256GB?

Main camera is higher on the Samsung Galaxy S25 Ultra 256GB: 200 MP vs 50 MP on the OnePlus Ace 3 256GB. If this spec is your priority, the difference favours it.

What is the difference in battery capacity between the OnePlus Ace 3 256GB and the Samsung Galaxy S25 Ultra 256GB?

Battery capacity is higher on the OnePlus Ace 3 256GB: 5,500 mAh vs 5,000 mAh on the Samsung Galaxy S25 Ultra 256GB. If this spec is your priority, the difference favours it.