Xiaomi Redmi 15C
$149
Xiaomi Redmi 15C vs Xiaomi Redmi K90 Ultra
Xiaomi Redmi K90 Ultra
$420
| Redmi 15C | Redmi K90 Ultra | |
|---|---|---|
| Price | USD 149 | USD 420 |
| Battery | 6000 mAh | 8550 mAh |
| Charging (W) | 33 | 100 |
| RAM | 4 GB | 16 GB |
| Storage | 128 GB | 512 GB |
| Chipset | MediaTek Helio G81-Ultra | Qualcomm Snapdragon 8 Elite |
| Display | 6.9" • IPS LCD Dot Drop display • 120Hz | 6.83" • AMOLED gaming display • 165Hz |
| Main Camera | 50MP | 50MP |
| Front Camera | 8MP | 20MP |
| OS | Android 15 | Android 16 |
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Key Differences
Only the differences that meaningfully separate these phones.
Price
USD 271 cheaper
Redmi 15CUSD 149
vsRedmi K90 UltraUSD 420
RAM
4× more RAM
Redmi K90 Ultra16 GB RAM
vsRedmi 15C4 GB RAM
Storage
4× more storage
Redmi K90 Ultra512 GB
vsRedmi 15C128 GB
Battery
43% larger battery
Redmi K90 Ultra8,550 mAh
vsRedmi 15C6,000 mAh
Charging
67 W faster wired charging
Redmi K90 Ultra100 W wired
vsRedmi 15C33 W wired
Performance
Different chipsets
Redmi 15CMediaTek Helio G81-Ultra
vsRedmi K90 UltraQualcomm Snapdragon 8 Elite
Display
165 Hz refresh
Redmi K90 Ultra165 Hz
vsRedmi 15C120 Hz
Best For
Where each phone stands out based on this comparison.
Best if you want
Lower priceXiaomi Redmi 15C
Much lower purchase priceUSD 149
Best if you want
More hardwareXiaomi Redmi K90 Ultra
More RAM and storage16 GB RAM · 512 GB
Larger battery8,550 mAh
Faster wired charging100 W wired
Up to 165 Hz display6.83-inch
What CompareTab says about Xiaomi Redmi 15C vs Xiaomi Redmi K90 Ultra
Xiaomi Redmi K90 Ultra offers more RAM, storage, battery capacity and a smoother display than Redmi 15C, with 16 GB of RAM versus 4 GB, 512 GB of storage versus 128 GB, a 8550 mAh battery versus 6000 mAh, and a 165 Hz display instead of 120 Hz. It also adds a higher-resolution front camera (20 MP versus 8 MP), optical image stabilization on the main camera, an ultrawide rear camera, and 100W charging. Xiaomi Redmi 15C, however, is around $271 cheaper and lighter at 205 g versus 227 g. The main trade-off is the Redmi K90 Ultra’s extra RAM, storage, faster charging, battery capacity, and smoother display versus the Redmi 15C’s lower price and lighter build.
