Smartphones · Xiaomi
Xiaomi Poco X8 Pro Max 256GB- Storage:
- 256 GB
- Memory (RAM):
- 12 GB
- Reference price:
- SAR 2,379
Xiaomi Poco X8 Pro Max 256GB vs vivo Y 21 256GB: which one suits you?
The two differ in 8 of the specs we have recorded, and the vivo Y 21 256GB is cheaper by SAR 1,449 (prices checked 11 Nov 2026).
Which one should you choose?
- More memory for multitasking (12 GB vs 4 GB)
- Bigger battery for a longer day (8,500 mAh vs 6,500 mAh)
- Higher wired charging: 100 W vs 44 W
Choose the
vivo Y 21 256GB if you care about:- Paying less: cheaper by SAR 1,449
- Lower weight: 199 g vs 225 g · slight difference
The deciding difference here: memory (RAM) and battery capacity and price.
Compares recorded specs; a missing spec does not mean the feature is absent.
Key differences
Memory (RAM)
✓ 12 GB4 GBScreen size
6.77 in6.68 inResolution
1280 x 27721608 x 720
Specifications side by side
22 of 22 specs
Scroll the table sideways to see the rest.
| Spec | | |
|---|---|---|
| Reference price | SAR 2,379 | SAR 930 |
| Memory (RAM) | ✓ 12 GB | 4 GB |
| Processor | Dimensity 9500 | Dimensity 6300 |
| Battery capacity | ✓ 8,500 mAh | 6,500 mAh |
| Wired charging | ✓ 100 W | 44 W |
| Years of OS updates | 4 years | — |
| Storage | 256 GB | 256 GB |
| Main camera | 50 MP | 50 MP |
| 5G | Yes | Yes |
| Front camera | 20 MP | — |
| Screen size | 6.77 in | 6.68 in |
| Display type | AMOLED | — |
| Resolution | 1280 x 2772 | 1608 x 720 |
| Screen refresh rate | — | 120 Hz |
| Wireless charging | No | — |
| eSIM | Yes | — |
| Water and dust rating | IP68 | — |
| Operating system | Android 16 | Android 16 |
| Colour | Black | Gold |
| Dimensions | — | 16.6 x 7.6 x 0.8 centimeters cm |
| Weight | 225 g | ✓ 199 g |
| Warranty | 1 years | — |
| Release year | 2026 | 2026 |
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Before you buy
Prices, availability, shipping and returns can change. Check the final details on Amazon.sa before you buy.
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Direct comparison questions
What is the difference in processor between the Xiaomi Poco X8 Pro Max 256GB and the vivo Y 21 256GB?
Xiaomi Poco X8 Pro Max 256GB: Dimensity 9500; vivo Y 21 256GB: Dimensity 6300. This is a spec difference, not a verdict that one is better overall.
What is the difference in storage between the Xiaomi Poco X8 Pro Max 256GB and the vivo Y 21 256GB?
No difference here: storage is 256 GB on both.
What is the difference in main camera between the Xiaomi Poco X8 Pro Max 256GB and the vivo Y 21 256GB?
No difference here: main camera is 50 MP on both.
What is the difference in battery capacity between the Xiaomi Poco X8 Pro Max 256GB and the vivo Y 21 256GB?
Battery capacity is higher on the Xiaomi Poco X8 Pro Max 256GB: 8,500 mAh vs 6,500 mAh on the vivo Y 21 256GB. If this spec is your priority, the difference favours it.