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ROG Phone 9 Pro vs Zenfone 12 Ultra

True-scale visual comparison — see exact mm dimensions side by side with detailed specs.

100% Objective Comparisons — Data sourced from official manufacturers
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100%
Same depth (163.8mm)
ROG Phone 9 Pro — 163.8mm × 76.8mm
ROG Phone 9 Pro
163.8mm×76.8mm
Zenfone 12 Ultra — 163.8mm × 77mm
Zenfone 12 Ultra
163.8mm×77mm
Scaled to real proportions

Specifications Comparison

A

ROG Phone 9 Pro

Asus

4 wins
B

Zenfone 12 Ultra

Asus

3 wins
S

Screen Size

ROG Phone 9 Pro

6.78"

Zenfone 12 Ultra

6.7"

Difference: 0.08" (1.2% more)
B

Battery

ROG Phone 9 Pro

5,800mAh

Zenfone 12 Ultra

5,500mAh

Difference: 300mAh (5.5% more)
R

RAM

ROG Phone 9 Pro

16GB

Zenfone 12 Ultra

12GB

Difference: 4GB (33.3% more)
W

Weight

ROG Phone 9 Pro

227g

Zenfone 12 Ultra

220g

Difference: 7g (3.2% less)
S

Storage

ROG Phone 9 Pro

512GB

Zenfone 12 Ultra

256GB

Difference: 256GB (100.0% more)
M

Main Camera

ROG Phone 9 Pro

50MP

Zenfone 12 Ultra

64MP

Difference: 14MP (28.0% more)
P

Price

ROG Phone 9 Pro

999$

Zenfone 12 Ultra

799$

Difference: 200$ (25.0% less)
H

Height

ROG Phone 9 Pro

163.8mm

Zenfone 12 Ultra

163.8mm

W

Width

ROG Phone 9 Pro

76.8mm

Zenfone 12 Ultra

77mm

T

Thickness

=

ROG Phone 9 Pro

8.9mm

Zenfone 12 Ultra

8.9mm

Difference: 0mm
ROG Phone 9 Pro
Zenfone 12 Ultra
Winner in category
Last updated: March 23, 2026
Source: gsmarena.com
Last updated: March 23, 2026
Source: gsmarena.com

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SE

SizeVS Editorial Team

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Explore this matchup

View ROG Phone 9 Pro View Zenfone 12 Ultra Screen SizeBatteryRAMWeightStorage

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