Asus ROG Phone 9 ProvsInfinix Zero 40 5G
SETTLEDUpdated September 8, 2026
Asus ROG Phone 9 Pro wins
Verdict
Asus ROG Phone 9 Pro wins 4 of 5 categories — our overall pick
Asus ROG Phone 9 Pro is the overall winner, 4 / 5 — performance is its standout. It costs USD 1,199 — USD 850 more than the Infinix Zero 40 5G. Pay the premium if performance is your priority.
- Asus ROG Phone 9 Pro takes Performance — led by performance score (2,400,000 pts).
- Asus ROG Phone 9 Pro takes Display — led by peak brightness (2,500 nits).
- Asus ROG Phone 9 Pro takes Camera — led by telephoto (Yes).
- Asus ROG Phone 9 Pro takes Battery — led by wireless charging (Yes).
- Infinix Zero 40 5G takes Price — led by price (349 USD).
Scores follow our published methodology · v2026.09
In plain English
Choose Asus ROG Phone 9 Pro if you want…
- Choose Asus ROG Phone 9 Pro if you want a faster phone for apps and games — 2,400,000 pts vs 950,000 pts.
- Choose Asus ROG Phone 9 Pro if you want more apps open at once — 16 GB vs 12 GB.
- Choose Asus ROG Phone 9 Pro if you want more room for photos and apps — 512 GB vs 256 GB.
- Choose Asus ROG Phone 9 Pro if you want a screen you can read in sunlight — 2,500 nits vs 1,300 nits.
- Choose Asus ROG Phone 9 Pro if you want true optical zoom — Yes vs No.
- Choose Asus ROG Phone 9 Pro if you want better video quality — 94 pts vs 66 pts.
- Choose Asus ROG Phone 9 Pro if you want a better camera — 138 pts vs 102 pts.
- Choose Asus ROG Phone 9 Pro if you want longer battery life — 5,800 mAh vs 5,000 mAh.
- Choose Asus ROG Phone 9 Pro if you want faster charging — 65 W vs 45 W.
- Choose Asus ROG Phone 9 Pro if you want the convenience of wireless charging — Yes vs No.
Choose Infinix Zero 40 5G if you want…
- Choose Infinix Zero 40 5G if you want a sharper screen — 393 ppi vs 388 ppi.
- Choose Infinix Zero 40 5G if you want sharper selfies — 50 MP vs 32 MP.
- Choose Infinix Zero 40 5G if you want a lower price — 349 USD vs 1,199 USD.
At a glance
- Asus ROG Phone 9 Pro
- Infinix Zero 40 5G
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Best price now
The cheap alternative
Full record
Every spec, side by side — winners get a check and a proportional bar. Ties share the badge.
Performance score
Approximate benchmark score of the chipset — higher is faster for apps, games and AI.
Chipset
The processor inside — shown for reference, never decides a winner.
RAM
More RAM keeps more apps alive in the background.
Storage
Base onboard storage for photos, apps and media.
Screen size
Diagonal screen size — bigger is better for media, smaller is easier to hold.
Pixel density
Sharpness of the screen — above ~400 ppi looks crisp.
Refresh rate
How smooth scrolling and motion feel. 120 Hz is the modern standard.
Peak brightness
Peak brightness in sunlight — higher stays readable outdoors.
Main camera
Resolution of the primary rear camera — photo quality is judged by the Camera quality score, not megapixels.
Selfie camera
Resolution of the front camera.
Telephoto
A dedicated zoom lens for distant subjects without quality loss.
Video score
Composite video rating — stabilisation, 4K/8K support and colour.
Camera score
Composite camera quality from independent testing — how good the photos actually are.
Battery
Battery capacity — higher generally lasts longer.
Charging speed
Wired charging speed — higher refills faster.
Wireless charging
Whether the phone charges wirelessly.
Price
Typical MSRP in US dollars — lower is better value.
Which one should you buy?
Asus ROG Phone 9 Pro
Choose Asus ROG Phone 9 Pro if performance matters most — it wins the most categories overall. It costs USD 1,199.
Infinix Zero 40 5G
Choose Infinix Zero 40 5G if price matters most. It costs USD 349, the lowest price in this group.
Pros & cons
Asus ROG Phone 9 Pro
- Fastest Android chipset
- 185 Hz display
- 5,800 mAh battery
- Very expensive
- Average cameras
- Bulky
Infinix Zero 40 5G
- 144 Hz curved AMOLED
- 108 MP camera with OIS
- 50 MP selfie
- Dimensity 8200 is mid-tier
- No telephoto
- Limited software updates