3 phones

ASUS phones

LexzyTech Specs lists 3 ASUS phones, from the ASUS ROG Phone 9 Pro (November 2024) to the ASUS Zenfone 12 Ultra (February 2025). Every spec shows its source, and each version is identified by its model code.

ASUS, from Taiwan, sells the ROG Phone series for gaming, with fast screens and extra controls, and the Zenfone flagships.

Its phones run a lightly changed version of Android.

ASUS Zenfone 12 Ultra in Sage green, front and back

ASUS · February 2025 Zenfone 12 Ultra

6.78″ 120 Hz AMOLED Chip Snapdragon 8 Elite Battery 5500 mAh

ASUS ROG Phone 9 FE in Phantom Black, front and back

ASUS · February 2025 ROG Phone 9 FE

6.78″ 185 Hz LTPO AMOLED Chip Snapdragon 8 Gen 3 Battery 5500 mAh

ASUS ROG Phone 9 Pro in Phantom Black, front and back

ASUS · November 2024 ROG Phone 9 Pro

6.78″ 120 Hz AMOLED Chip Snapdragon 8 Elite Battery 5800 mAh

What ASUS phones offer

They run on 2 chipsets from Qualcomm: the Snapdragon 8 Elite (flagship) and the Snapdragon 8 Gen 3 (flagship). Memory ranges over 12 to 24 GB of RAM and 256 GB to 1 TB of storage. Batteries are 5,500 to 5,800 mAh, with wired charging up to 65 W. Screens refresh at up to 185 Hz. Every one supports 5G. All carry a water and dust rating. ASUS promises up to 2 years of updates on each.

Which ASUS phone should you pick?

The most powerful: ASUS Zenfone 12 Ultra (the Snapdragon 8 Elite, flagship)
The biggest battery: ASUS ROG Phone 9 Pro (5,800 mAh)
The longest updates: ASUS Zenfone 12 Ultra (2 years promised)
The newest: ASUS Zenfone 12 Ultra (announced February 2025)

Speed is from our 1-5 chip scale (our estimate from each chip's design where we have not rated it), not benchmarks.

ASUS series

Zenfone: 1 phone, with the Snapdragon 8 Elite; batteries of 5,500 mAh. Zenfone 12 Ultra

ROG: 2 phones, with the Snapdragon 8 Gen 3 and Snapdragon 8 Elite; batteries of 5,500 to 5,800 mAh. ROG Phone 9 FE, ROG Phone 9 Pro

Quick answers

What is the newest ASUS phone?

The ASUS Zenfone 12 Ultra, announced February 2025, is the newest on LexzyTech Specs.

Which ASUS phone is the most powerful?

The ASUS Zenfone 12 Ultra, with the Snapdragon 8 Elite (flagship), on our 1-5 chip scale.

Which ASUS phone has the biggest battery?

The ASUS ROG Phone 9 Pro, with 5,800 mAh.

How long do ASUS phones get updates?

Up to 2 years, on the ASUS Zenfone 12 Ultra.

Do ASUS phones support 5G?

Yes, every one listed here does.

ASUS comparisons

600 Pro vs Zenfone 12 Ultra