Flagship · 2025

Asus Zenfone 12 Ultra

Name: Asus Zenfone 12 Ultra
Brand: Asus

Our Take CPU benches near recent flagship phones like the Apple iPhone 17 Pro Max

A no-compromise flagship with all-day battery and 65W fast charging.

Best for Gaming · streaming · camera work

Strength All-day battery (5500mAh), 65W fast charging

6.78″ Dynamic AMOLED · 144Hz

Snapdragon 8 Elite 12 / 256 GB

5500 mAh 65W charging

50 MP 3 rear · 32 MP selfie

5G NFC

Compare

In the Real World

See how the Asus Zenfone 12 Ultra looks and feels in everyday use.

Full specifications

What stands out

Hi-Res audio, Dolby Atmos for higher-quality listening

Pro camera extras: 8K video, optical zoom, RAW, Night mode, manual focus

Reverse charging for accessories and earbuds

Display

6.78″ · Dynamic AMOLED · 1080 × 2400 · 144 Hz · HDR

OLED + smooth

A clean OLED panel — colours pop and sunlight visibility is solid.

Screen size

6.78"

Panel type

Dynamic AMOLED

OLED

Resolution

1080 × 2400 px

Refresh rate

144 Hz

Smooth

Brightness

1965 nits

HDR

Supported

Protection

Corning Gorilla Glass Victus 2, Mohs level 6

Performance

Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm) · 8-core 4.32 GHz · Adreno 830

High performance

Comfortably handles demanding games and heavy multitasking.

Chipset

Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm)

Current CPU tier

Flagship

AnTuTu

2,850,000

v10

GeekBench

9,695

CPU

8-core, 4.32 GHz

GPU

Adreno 830

Process

3 nm

RAM type

RAM LPDDR5X

Storage type

UFS Storage 4.0

CPU layout

2x4.32 GHz Oryon V2 Phoenix L+ 6x3.53 GHz Oryon V2 Phoenix M

Camera

50 MP f/1.9 main · OIS · 32 MP selfie

Stabilised

Stabilised main camera holds up in low light. Front camera is fine for daylight selfies.

Main camera

50 MP f/1.9

OIS

Telephoto

32 MP f/2.4

Ultrawide

13 MP f/2.2

Front camera

32 MP f/2.5

Main sensor

Sony LYT-700C, 1/1.56", 1µm

Slow motion

Yes, 960 fps

Camera extras

8K video, optical zoom, RAW, Night mode, manual focus

Video

8K @ 24 fps

Battery

5500 mAh · 65 W wired · 15 W wireless

Plenty

A genuinely all-day battery — comfortably handles streaming and social.

Capacity

5500 mAh

Lab active use

15:50h

Lab endurance

61:00h

EU cycle rating

1,200 cycles

Wired charging

65 W

Fast

Wireless charging

15 W

Wireless charging

Reverse wireless charging

Supported

Reverse charging

Removable

Audio

Good (-27.7 LUFS) · Stereo · Dolby Atmos · Hi-Res

Stereo speakers

Loudspeaker

Good (-27.7 LUFS)

Speakers

Stereo

Dolby Atmos

Supported

Hi-Res audio

Supported

Audio features

Hi-Res audio, Dolby Atmos

Microphones

Memory

12 GB RAM · 256 GB

Roomy

RAM

12 GB

Storage

256 GB

Storage type

UFS 4.0

Expandable

Connectivity

5G · NFC · Wi-Fi 7

Modern radios

Yes

4G LTE

Yes

NFC

Yes

Contactless

Wi-Fi

Wi-Fi 7

Modern Wi-Fi

Bluetooth

5.4

GPS systems

GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5)

USB

USB-C

USB OTG

Supported

3.5mm jack

Yes

IR blaster

SIM

1× Nano-SIM

Build & Design

220 g · 8.9 mm · IP68

Built to last

Height

163.8 mm

Width

77.0 mm

Thickness

8.9 mm

Weight

220 g

IP rating

IP68

Water resistant

Sensors

Fingerprint (under display, optical) · accelerometer · gyro · proximity

Sensors

Fingerprint (under display, optical), accelerometer, gyro, proximity, compass

Specifications sourced from GSMArena · Read full review

How it stacks up against the rest.

Quick reads against a few phones in the same price tier. Tap any one for the deep comparison.

Apple iPhone 17

Wins on most 3 wins 1 loss

Higher benchmark score

2.9M vs 2.2M AnTuTu

Better video capture

8K @ 24 fps vs 4K @ 60 fps video · 32 MP vs 18 MP selfie

49% larger battery capacity

65 W vs 25 W charging · 5,500 mAh vs 3,692 mAh battery

Heavier in hand

220 g vs 177 g

Full comparison

Samsung Galaxy S25

Wins on most 3 wins 1 loss

Larger screen

6.78″ vs 6.2″ screen

Longer tested battery life

15h 50m vs 13h 9m active use · 65 W vs 25 W charging · 5,500 mAh vs 4,000 mAh battery

Starts with more storage

256 GB vs 128 GB baseline

Heavier in hand

220 g vs 162 g

Full comparison

Where to buy

We don't have any listings for this phone yet. Try searching on Konga or Jiji.

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Similar Phones

How each one compares to the Asus Zenfone 12 Ultra.

Flagship

Asus Zenfone 12 Ultra

In the Real World

Full specifications

Display

Performance

Camera

Battery

Audio

Memory

Connectivity

Build & Design

Sensors

How it stacks up against the rest.

Apple iPhone 17

Samsung Galaxy S25

Where to buy

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