Xiaomi 17 Ultra vs POCO F9 Ultra

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Xiaomi 17 Ultra

Xiaomi 17 Ultra

$1,749

16 GB RAM 512 GB

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POCO F9 Ultra

POCO F9 Ultra

$799

12 GB RAM 256 GB

17 UltraF9 Ultra
PriceUSD 1,749USD 799
Battery6000 mAh8050 mAh
Charging (W)90100
RAM16 GB12 GB
Storage512 GB256 GB
ChipsetQualcomm Snapdragon 8 Elite Gen 5Qualcomm Snapdragon 8 Elite Gen 5 (SM8850-AC)
Display6.9" • Xiaomi HyperRGB LTPO OLED • 120Hz6.9" • AMOLED • 185Hz
Main Camera50MP200MP
Front Camera50MP32MP
OSAndroid 16Android 16

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Key Differences

Only the differences that meaningfully separate these phones.

Price
USD 950 cheaper
vs17 UltraUSD 1,749
RAM
4 GB more RAM
vsF9 Ultra12 GB RAM
Storage
2× more storage
vsF9 Ultra256 GB
Battery
34% larger battery
vs17 Ultra6,000 mAh
Charging
10 W faster wired charging
vs17 Ultra90 W wired
Performance
Different chipsets
vsF9 UltraQualcomm Snapdragon 8 Elite Gen 5 (SM8850-AC)
Display
185 Hz refresh
vs17 Ultra120 Hz

Best For

Where each phone stands out based on this comparison.

Best if you want

Xiaomi 17 Ultra

More RAM and storage
More RAM and storage16 GB RAM · 512 GB
Best if you want

POCO F9 Ultra

More hardware
Much lower purchase priceUSD 799
Larger battery8,050 mAh
Faster wired charging100 W wired
Up to 185 Hz display6.9-inch

What CompareTab says about Xiaomi 17 Ultra vs POCO F9 Ultra

Xiaomi 17 Ultra has more RAM and storage than F9 Ultra, with 16 GB of RAM versus 12 GB and 512 GB of storage versus 256 GB. It also adds a higher-resolution front camera (50 MP versus 32 MP). POCO F9 Ultra, however, is around $950 cheaper, has a larger 8050 mAh battery versus 6000 mAh and higher quoted peak brightness at 10000 nits versus 3500 nits, and supports faster wired charging at 100 W versus 90 W. The choice comes down to 17 Ultra’s extra RAM, storage, and higher-resolution front camera versus F9 Ultra’s lower price, larger battery, higher quoted peak brightness, and faster charging.