Xiaomi Redmi 12
$199
Xiaomi Redmi 12 vs Xiaomi Redmi K90 Ultra
Xiaomi Redmi K90 Ultra
$420
| Redmi 12 | Redmi K90 Ultra | |
|---|---|---|
| Price | USD 199 | USD 420 |
| Battery | 5000 mAh | 8550 mAh |
| Charging (W) | 18 | 100 |
| RAM | 4 GB | 16 GB |
| Storage | 128 GB | 512 GB |
| Chipset | MediaTek Helio G88 | Qualcomm Snapdragon 8 Elite |
| Display | 6.79" • IPS LCD FHD+ DotDisplay • 90Hz | 6.83" • AMOLED gaming display • 165Hz |
| Main Camera | 50MP | 50MP |
| Front Camera | 8MP | 20MP |
| OS | Android 13 | Android 16 |
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Key Differences
Only the differences that meaningfully separate these phones.
Price
USD 221 cheaper
Redmi 12USD 199
vsRedmi K90 UltraUSD 420
RAM
4× more RAM
Redmi K90 Ultra16 GB RAM
vsRedmi 124 GB RAM
Storage
4× more storage
Redmi K90 Ultra512 GB
vsRedmi 12128 GB
Battery
71% larger battery
Redmi K90 Ultra8,550 mAh
vsRedmi 125,000 mAh
Charging
82 W faster wired charging
Redmi K90 Ultra100 W wired
vsRedmi 1218 W wired
Performance
Different chipsets
Redmi 12MediaTek Helio G88
vsRedmi K90 UltraQualcomm Snapdragon 8 Elite
Display
165 Hz refresh
Redmi K90 Ultra165 Hz
vsRedmi 1290 Hz
Best For
Where each phone stands out based on this comparison.
Best if you want
Lower priceXiaomi Redmi 12
Much lower purchase priceUSD 199
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 12 vs Xiaomi Redmi K90 Ultra
Xiaomi Redmi K90 Ultra has clear advantages in memory, battery capacity and display refresh rate over Redmi 12, with 16 GB of RAM versus 4 GB, 512 GB of storage versus 128 GB, a 8550 mAh battery versus 5000 mAh, and a 165 Hz display instead of 90 Hz. It also adds a higher-resolution front camera (20 MP versus 8 MP), optical image stabilization on the main camera, and 100W charging. Xiaomi Redmi 12, however, is around $221 cheaper and lighter at 198.5 g versus 227 g. The main trade-off is Redmi K90 Ultra’s extra RAM, storage, faster charging, battery capacity, and smoother display versus Redmi 12’s lower price and lighter build.
