OnePlus 13 Review: Strong but Not Perfect
Our full OnePlus 13 review after two weeks of testing: measured performance, battery figures, and whether it is worth £899.
Tom Halvorsen
Where it lands
The OnePlus 13 is OnePlus's 2025 entry in a crowded smartphones market, and at £899 it is competing against some of the strongest hardware we have tested. After a fortnight of daily use, the headline is straightforward: it delivers charging speed nothing else approaches.
Verdict in one line: Buy it for charging speed nothing else approaches. Think twice if this would bother you daily: camera processing is inconsistent shot to shot.
Build and materials
There is nothing experimental here, which is mostly to the OnePlus 13's credit. The detail worth calling out is that zero to sixty-two percent in fifteen minutes, and full in thirty-four. Against the rest of the smartphones category it feels considered rather than novel.
Performance
Our testing runs the same suite on every device so figures stay comparable across years. The figure worth quoting is Screen-on time: 8h 15m. That places it comfortably above average for its price bracket.
| Specification | OnePlus 13 |
|---|---|
| Display | 6.82in LTPO AMOLED, 120Hz |
| Chip | Snapdragon 8 Elite |
| RAM | 12GB |
| Battery | 6000mAh |
| Charging | 100W wired |
| Weight | 210g |
| Screen-on time | 8h 15m |
How we tested
Every figure quoted above comes from the same protocol, run on every unit in this category. This one spent fourteen days as the reviewer’s only phone, SIM included. Screen at a metered 200 nits, adaptive refresh left on, the same twelve apps installed on every handset, and a fixed 5G network in the same building.
| What we measure | How |
|---|---|
| Screen-on time | A scripted day — four hours of mixed browsing, an hour of video, thirty minutes of camera, the rest idle — repeated three times and averaged. |
| Sustained performance | Twenty minutes of continuous load, reporting the figure at the end rather than the peak in the first ninety seconds. |
| Charging | From 2% to 100% with the fastest charger the manufacturer sells, at 22°C ambient, timed to the minute. |
| Camera | The same eighteen scenes on every phone — backlit portrait, indoor low light, moving subject — shot in the default mode with no editing. |
| Thermals | Surface temperature at the hottest point after the sustained run, measured with a contact probe. |
We deliberately do not report synthetic benchmark totals quoted in isolation, and any figure supplied by the manufacturer.
The honest caveat: Battery results are specific to our routine. A heavy camera user will see materially less screen-on time than these numbers suggest.
What we liked
- Charging speed nothing else approaches
- The largest battery in its class
- The best anti-reflective display coating we have measured
Taken together, those strengths make it a natural fit for heavy users who would rather charge for fifteen minutes than carry a power bank.
The compromises
- Camera processing is inconsistent shot to shot
- The software has drifted from its original identity
None of these are dealbreakers on their own. Whether they matter depends entirely on how you intend to use it, which is why the section below matters more than the score.
How it compares
The closest alternatives on price are Pixel 9 Pro and iPhone 16 Pro. All three have been through the same tests, so the figures below are directly comparable rather than collected from different reviews.
| Model | Price | Our score | Standout | Weak point |
|---|---|---|---|---|
| OnePlus 13 (this review) | £899 | 4 / 5 | Charging speed nothing else approaches | Camera processing is inconsistent shot to shot |
| Pixel 9 Pro | £999 | 4 / 5 | The most consistent computational photography of any phone | The Tensor chip throttles under sustained load |
| iPhone 16 Pro | £1099 | 4 / 5 | The best sustained performance of any phone | Iterative to a fault |
Nothing at this price scored higher in our testing, which is the strongest argument for the OnePlus 13.
Is it worth the money?
At £899 the OnePlus 13 asks £19 more than the category average of £880, against an average score of 4.1 out of 5 across the smartphones we have tested. Its own 4 works out at roughly £225 per point. Paying above average for a below-average score only makes sense if heavy users who would rather charge for fifteen minutes than carry a power bank describes you precisely.
If the budget is the binding constraint, the Galaxy A56 at £399 is the floor we would still recommend — below that the compromises stop being ones you can live with.
Two weeks in
Two weeks in, the figure that stopped mattering was display — 6.82in LTPO AMOLED, 120Hz is more than adequate and you forget about it by the third day. What kept surfacing instead was that camera processing is inconsistent shot to shot, which is easy to shrug off in a spec comparison and harder to ignore at 6pm on a Friday. On the other side, zero to sixty-two percent in fifteen minutes, and full in thirty-four turns out to be the sort of detail you only appreciate after living with the alternative.
Who it suits
Buy the OnePlus 13 if you are heavy users who would rather charge for fifteen minutes than carry a power bank. Skip it if this is something you would notice every day: camera processing is inconsistent shot to shot.
Buy it if:
- Heavy users who would rather charge for fifteen minutes than carry a power bank
- You want charging speed nothing else approaches
- You value the largest battery in its class
Skip it if:
- You need camera processing is inconsistent shot to shot to be a solved problem
- The Pixel 9 Pro at £999 already covers what you need
- You upgraded within the last two years — the gap is not worth the outlay
Verdict
Buy it for charging speed nothing else approaches. Think twice if this would bother you daily: camera processing is inconsistent shot to shot.
Score: 4 / 5 · £899 at the time of writing.
Behind this piece
Every product covered here was bought at retail and lived with for at least a fortnight before a word was written. Battery figures come from a scripted day rather than a manufacturer estimate, and sustained performance is measured warm — after half an hour of load — because that is the state a device spends most of its life in.
Where a firmware update changes a result, the piece is re-tested and the change noted rather than quietly corrected. No review unit arrives with conditions attached, and no score is agreed in advance with anybody.
Where to go next
If you are weighing this against the rest of the smartphones we have covered, the category archive lists every review in date order. The closest comparisons we have published are OnePlus 13 Review: The Fast One and OnePlus 13 vs Galaxy A56: Is the OnePlus 13 Worth £500 More?.
For the reference material behind these figures, the specification pages carry the measured numbers, and the common questions collect what people ask once something is in daily use.
