Asus Zenfone 11 Ultravsitel S25 Ultra
SETTLEDUpdated September 8, 2026
Asus Zenfone 11 Ultra wins
Verdict
Asus Zenfone 11 Ultra wins 4 of 5 categories — our overall pick
Asus Zenfone 11 Ultra is the overall winner, 4 / 5 — camera is its standout. It costs USD 899 — USD 740 more than the itel S25 Ultra. Pay the premium if camera is your priority.
- Asus Zenfone 11 Ultra takes Performance — led by performance score (2,000,000 pts).
- Asus Zenfone 11 Ultra takes Display — led by peak brightness (2,500 nits).
- Asus Zenfone 11 Ultra takes Camera — led by telephoto (Yes).
- Asus Zenfone 11 Ultra takes Battery — led by wireless charging (Yes).
- itel S25 Ultra takes Price — led by price (159 USD).
Scores follow our published methodology · v2026.09
In plain English
Choose Asus Zenfone 11 Ultra if you want…
- Choose Asus Zenfone 11 Ultra if you want a faster phone for apps and games — 2,000,000 pts vs 320,000 pts.
- Choose Asus Zenfone 11 Ultra if you want more apps open at once — 12 GB vs 8 GB.
- Choose Asus Zenfone 11 Ultra if you want smoother scrolling — 144 Hz vs 120 Hz.
- Choose Asus Zenfone 11 Ultra if you want a screen you can read in sunlight — 2,500 nits vs 550 nits.
- Choose Asus Zenfone 11 Ultra if you want true optical zoom — Yes vs No.
- Choose Asus Zenfone 11 Ultra if you want better video quality — 94 pts vs 44 pts.
- Choose Asus Zenfone 11 Ultra if you want a better camera — 136 pts vs 72 pts.
- Choose Asus Zenfone 11 Ultra if you want longer battery life — 5,500 mAh vs 5,000 mAh.
- Choose Asus Zenfone 11 Ultra if you want faster charging — 65 W vs 18 W.
- Choose Asus Zenfone 11 Ultra if you want the convenience of wireless charging — Yes vs No.
Choose itel S25 Ultra if you want…
- Choose itel S25 Ultra if you want a sharper screen — 393 ppi vs 388 ppi.
- Choose itel S25 Ultra if you want a lower price — 159 USD vs 899 USD.
At a glance
- Asus Zenfone 11 Ultra
- itel S25 Ultra
Click a label to jump to that section ↓
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 Zenfone 11 Ultra
Choose Asus Zenfone 11 Ultra if camera matters most — it wins the most categories overall. It costs USD 899.
itel S25 Ultra
Choose itel S25 Ultra if price matters most. It costs USD 159, the lowest price in this group.
Pros & cons
Asus Zenfone 11 Ultra
- Elite chipset
- Gimbal stabilization
- 65 W charging
- Average cameras
- Only 2 OS updates
- Bulky
itel S25 Ultra
- Curved AMOLED 120 Hz
- Big 6.78-inch screen
- 256 GB storage
- Unisoc chip is slow
- 18 W charging
- Average camera