How the ASUS Zenfone 9 compares with phones you can buy today: how long it still gets updates, what a new phone would add and what you’d give up. Every number comes from official specs and update policies.
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Our take
Time to upgrade
Security updates ended around 2024 Newer phones are about 2.4× faster The best upgrade scores 4.4 points higher on battery and 2.5 on performance
Based on specs and official update policies. It’s your call.
Phones with a US launch price up to $900, close to what the ASUS Zenfone 9 cost at launch. Choose “Any price” above to also see phones sold without a US price.
What you’d gain
What you’d give up
What you’d gain
What you’d give up
What you’d gain
What you’d give up
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Scores, speed and updates come from official specs, chip benchmarks (Geekbench 6, 3DMark) and the makers’ update policies. How we rate phones
ASUS promises 2 years of security updates for the ASUS Zenfone 9, counted from its announcement in July 2022, so they should have ended around 2024. It gets 2 years of OS upgrades, which ended around 2024.
Based on specs, the best upgrade we found is the OnePlus 15, with a PhoneRanked score of 9.4 vs 6.2 for the ASUS Zenfone 9. If you want to spend less, look at the OnePlus 15R. We looked at phones with a US launch price up to $900, close to the ASUS Zenfone 9’s launch price.
Going by the benchmarks of their chips, the OnePlus 15 is about 2.4 times as fast as the ASUS Zenfone 9. In Geekbench 6 multi-core it scores 10,941 vs 4,584.
