Oppo Reno13vsitel S25 Ultra
SETTLEDUpdated September 8, 2026
Oppo Reno13 wins
Verdict
Oppo Reno13 wins 4 of 5 categories — our overall pick
Oppo Reno13 is the overall winner, 4 / 5 — camera is its standout. It costs USD 399 — USD 240 more than the itel S25 Ultra. Pay the premium if camera is your priority.
- Oppo Reno13 takes Performance — led by performance score (1,100,000 pts).
- Oppo Reno13 takes Display — led by pixel density (450 ppi).
- Oppo Reno13 takes Camera — led by video score (92 pts).
- Oppo Reno13 takes Battery — led by charging speed (80 W).
- itel S25 Ultra takes Price — led by price (159 USD).
Scores follow our published methodology · v2026.09
In plain English
Choose Oppo Reno13 if you want…
- Choose Oppo Reno13 if you want a faster phone for apps and games — 1,100,000 pts vs 320,000 pts.
- Choose Oppo Reno13 if you want a sharper screen — 450 ppi vs 393 ppi.
- Choose Oppo Reno13 if you want a screen you can read in sunlight — 1,200 nits vs 550 nits.
- Choose Oppo Reno13 if you want sharper selfies — 50 MP vs 32 MP.
- Choose Oppo Reno13 if you want better video quality — 92 pts vs 44 pts.
- Choose Oppo Reno13 if you want a better camera — 127 pts vs 72 pts.
- Choose Oppo Reno13 if you want longer battery life — 5,600 mAh vs 5,000 mAh.
- Choose Oppo Reno13 if you want faster charging — 80 W vs 18 W.
Choose itel S25 Ultra if you want…
- Choose itel S25 Ultra if you want a bigger screen — 6.78 in vs 6.59 in.
- Choose itel S25 Ultra if you want a lower price — 159 USD vs 399 USD.
At a glance
- Oppo Reno13
- itel S25 Ultra
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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?
Oppo Reno13
Choose Oppo Reno13 if camera matters most — it wins the most categories overall. It costs USD 399.
itel S25 Ultra
Choose itel S25 Ultra if price matters most. It costs USD 159, the lowest price in this group.
Pros & cons
Oppo Reno13
- Dimensity 8350
- 5,600 mAh battery
- 80 W charging
- No telephoto
- Software bloat
- No wireless charging
itel S25 Ultra
- Curved AMOLED 120 Hz
- Big 6.78-inch screen
- 256 GB storage
- Unisoc chip is slow
- 18 W charging
- Average camera