ASUS Zenfone 11 Ultra vs ASUS Zenfone 9

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ASUS Zenfone 11 Ultra

ASUS Zenfone 11 Ultra

$900

12 GB RAM 256 GB

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ASUS Zenfone 9

ASUS Zenfone 9

$699

8 GB RAM 128 GB

Zenfone 11 UltraZenfone 9
PriceUSD 900USD 699
Battery5500 mAh4300 mAh
Charging (W)6530
RAM12 GB8 GB
Storage256 GB128 GB
ChipsetQualcomm Snapdragon 8 Gen 3 SM8650Qualcomm Snapdragon 8+ Gen 1 SM8475
Display6.78" • Samsung E6 Flexible AMOLED LTPO • 144Hz5.9" • Samsung AMOLED • 120Hz
Main Camera50MP50MP
Front Camera32MP12MP
OSAndroid 14Android 12

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Key Differences

Only the differences that meaningfully separate these phones.

Price
USD 200.99 cheaper
vsZenfone 11 UltraUSD 900
RAM
4 GB more RAM
vsZenfone 98 GB RAM
Storage
2× more storage
vsZenfone 9128 GB
Battery
28% larger battery
vsZenfone 94,300 mAh
Charging
35 W faster wired charging
vsZenfone 930 W wired
Performance
Different chipsets
vsZenfone 9Qualcomm Snapdragon 8+ Gen 1 SM8475
Display
Larger144Hz
vsZenfone 95.9″ · 120Hz

Best For

Where each phone stands out based on this comparison.

Best if you want

ASUS Zenfone 11 Ultra

More hardware
More RAM and storage12 GB RAM · 256 GB
Larger battery5,500 mAh
Faster wired charging65 W wired
Larger 144Hz display6.78″ · 144Hz
Best if you want

ASUS Zenfone 9

Lower price
Much lower purchase priceUSD 699
Smaller 5.9-inch display5.9″

What CompareTab says about ASUS Zenfone 11 Ultra vs ASUS Zenfone 9

ASUS Zenfone 11 Ultra has clear advantages in memory, battery capacity and display refresh rate over Zenfone 9, with 12 GB of RAM versus 8 GB, 256 GB of storage versus 128 GB, a 5500 mAh battery versus 4300 mAh, and a 144 Hz display instead of 120 Hz. It also adds a higher-resolution front camera (32 MP versus 12 MP), a telephoto rear camera, wireless charging, and 65W charging. ASUS Zenfone 9, however, is around $201 cheaper and lighter at 169 g versus 225 g. The choice comes down to Zenfone 11 Ultra’s extra RAM, storage, faster charging, battery capacity, and smoother display versus Zenfone 9’s lower price and lighter build.