Xiaomi 14T 12GB vs OPPO Reno 15 512GB: which one suits you?
The two differ in 10 of the specs we have recorded, and the Xiaomi 14T 12GB is cheaper by SAR 804 (prices checked 9 Nov 2026).
Which one should you choose?
Choose the
Xiaomi 14T 12GB if you care about:- Paying less: cheaper by SAR 804
- More memory for multitasking (12 GB vs 8 GB)
- Higher warranty: 2 years vs 1 years
Choose the
OPPO Reno 15 512GB if you care about:- More space for photos and apps (512 GB vs 12 GB)
- Bigger battery for a longer day (6,500 mAh vs 5,000 mAh)
- Higher wired charging: 80 W vs 67 W
The deciding difference here: storage and memory (RAM) and price.
Compares recorded specs; a missing spec does not mean the feature is absent.
Key differences
Storage
12 GB✓ 512 GBMemory (RAM)
✓ 12 GB8 GBScreen size
6.67 in6.59 in
Specifications side by side
20 of 20 specs
Scroll the table sideways to see the rest.
| Spec | | |
|---|---|---|
| Reference price | SAR 1,802 | SAR 2,606 |
| Storage | 12 GB | ✓ 512 GB |
| Memory (RAM) | ✓ 12 GB | 8 GB |
| Processor | Dimensity 8300 | Snapdragon 7 Gen 4 |
| Battery capacity | 5,000 mAh | ✓ 6,500 mAh |
| Wired charging | 67 W | ✓ 80 W |
| Main camera | 50 MP | 50 MP |
| 5G | Yes | Yes |
| Optical zoom (telephoto) | — | 3.5 x |
| Front camera | — | 50 MP |
| Screen size | 6.67 in | 6.59 in |
| Resolution | 2712 x 1220 | 1256 x 2760 |
| Screen refresh rate | 144 Hz | — |
| Display type | AMOLED | AMOLED |
| Dual SIM | — | Yes |
| Operating system | Xiaomi HyperOS | Android 16.0 |
| Release year | 2024 | 2026 |
| Colour | Green | — |
| Dimensions | 16 x 7.5 x 0.8 centimeters cm | — |
| Weight | 195 g | — |
| Warranty | ✓ 2 years | 1 years |
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Similar comparisons
Direct comparison questions
What is the difference in processor between the Xiaomi 14T 12GB and the OPPO Reno 15 512GB?
Xiaomi 14T 12GB: Dimensity 8300; OPPO Reno 15 512GB: Snapdragon 7 Gen 4. This is a spec difference, not a verdict that one is better overall.
What is the difference in storage between the Xiaomi 14T 12GB and the OPPO Reno 15 512GB?
Storage is higher on the OPPO Reno 15 512GB: 512 GB vs 12 GB on the Xiaomi 14T 12GB. If this spec is your priority, the difference favours it.
What is the difference in main camera between the Xiaomi 14T 12GB and the OPPO Reno 15 512GB?
No difference here: main camera is 50 MP on both.
What is the difference in battery capacity between the Xiaomi 14T 12GB and the OPPO Reno 15 512GB?
Battery capacity is higher on the OPPO Reno 15 512GB: 6,500 mAh vs 5,000 mAh on the Xiaomi 14T 12GB. If this spec is your priority, the difference favours it.