realme RMX 3780 256GB vs Honor X6c 128GB: which one suits you?
The two differ in 8 of the specs we have recorded, and the Honor X6c 128GB is cheaper by SAR 122 (prices checked 11 Nov 2026).
Which one should you choose?
Choose the
realme RMX 3780 256GB if you care about:- More space for photos and apps (256 GB vs 128 GB)
- More memory for multitasking (8 GB vs 6 GB)
- Higher-resolution main camera (100 MP vs 50 MP)
Choose the
Honor X6c 128GB if you care about:- Paying less: cheaper by SAR 122
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
✓ 256 GB128 GBMemory (RAM)
✓ 8 GB6 GBScreen size
6.72 in6.61 in
Specifications side by side
15 of 15 specs
Scroll the table sideways to see the rest.
| Spec | | |
|---|---|---|
| Reference price | SAR 781 | SAR 659 |
| Storage | ✓ 256 GB | 128 GB |
| Memory (RAM) | ✓ 8 GB | 6 GB |
| Processor | — | Helio G81 |
| Battery capacity | 5,000 mAh | 5,200 mAh |
| Wired charging | — | 35 W |
| Main camera | ✓ 100 MP | 50 MP |
| 5G | Yes | Yes |
| Screen size | 6.72 in | 6.61 in |
| Resolution | 1080 x 2400 | 1280 x 720 |
| Display type | LCD | LCD |
| Screen refresh rate | 120 Hz | 120 Hz |
| Operating system | Android 13.0 | Android 15 |
| Release year | 2023 | 2025 |
| Weight | 190 g | — |
| Warranty | 2 years | 2 years |
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Before you buy
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Similar comparisons
Direct comparison questions
What is the difference in storage between the realme RMX 3780 256GB and the Honor X6c 128GB?
Storage is higher on the realme RMX 3780 256GB: 256 GB vs 128 GB on the Honor X6c 128GB. If this spec is your priority, the difference favours it.
What is the difference in main camera between the realme RMX 3780 256GB and the Honor X6c 128GB?
Main camera is higher on the realme RMX 3780 256GB: 100 MP vs 50 MP on the Honor X6c 128GB. If this spec is your priority, the difference favours it.
What is the difference in battery capacity between the realme RMX 3780 256GB and the Honor X6c 128GB?
Battery capacity is higher on the Honor X6c 128GB: 5,200 mAh vs 5,000 mAh on the realme RMX 3780 256GB. If this spec is your priority, the difference favours it.
What is the difference in memory (RAM) between the realme RMX 3780 256GB and the Honor X6c 128GB?
Memory (RAM) is higher on the realme RMX 3780 256GB: 8 GB vs 6 GB on the Honor X6c 128GB. If this spec is your priority, the difference favours it.