Comparison guide
OnePlus 12 vs Samsung Galaxy S26 Ultra: which should you choose?
OnePlus 12 and Samsung Galaxy S26 Ultra compared under one framework. One recorded specification difference is Battery capacity: 5400 mAh on the OnePlus 12 against 5000 mAh on the Samsung Galaxy S26 Ultra. Specifications and their sources are recorded alongside.
Published: 2026-05-22 · Updated: 2026-09-21
Smartphones verdict
Undocumented scoring basis · overall score and upgrade ranking withheld. The table records stored representative configurations; confirm the configuration and price on the merchant page before buying.
- OnePlus 12: A speed-obsessed flagship — 100W charging and a 6.82-inch 2K screen at great value.
- Samsung Galaxy S26 Ultra: The 2026 Ultra with a 6.9-inch Privacy Display, 200MP camera, and Snapdragon 8 Elite Gen 5.
- Undocumented quality and performance advantages are not ranked
- Specification field coverage (not accuracy): 96%
Choosing between OnePlus 12 and Samsung Galaxy S26 Ultra starts with the real use case and the problem to solve, not with which product is newer. No independent laboratory test is implied.
Core specifications on one baseline
| Item | OnePlus 12 | Samsung Galaxy S26 Ultra | Delta |
|---|---|---|---|
| Screen size | 6.82 in AskRS catalog index · check date not recorded | 6.9 in Manufacturer verified specification · samsung_newsroom · check date not recorded | +1.2% |
| Refresh rate | 120 Hz AskRS catalog index · check date not recorded | 120 Hz Manufacturer verified specification · samsung_newsroom · check date not recorded | Same |
| Peak brightness | 4500 nits AskRS catalog index · check date not recorded | No data | Not comparable |
| Battery capacity | 5400 mAh AskRS catalog index · check date not recorded | 5000 mAh Manufacturer verified specification · samsung_newsroom · check date not recorded | -7.4% |
| Main camera | 50 MP AskRS catalog index · check date not recorded | 200 MP Manufacturer verified specification · samsung_newsroom · check date not recorded | +240% |
| Weight | 220 g AskRS catalog index · check date not recorded | 214 g Manufacturer verified specification · samsung_newsroom · check date not recorded | -2.7% |
| Wired charging | 100 W AskRS catalog index · check date not recorded | No data | Not comparable |
| Camera system | 50MP main f/1.6 + 48MP ultrawide + 64MP 3x tele (Hasselblad) | 200MP wide + 50MP telephoto | Different |
| Chipset | Snapdragon 8 Gen 3 | Snapdragon 8 Elite Gen 5 for Galaxy | Different |
| Color | Flowy Emerald | Cobalt Violet | Different |
| Connectivity | 5G Sub-6, Wi-Fi 7, Bluetooth 5.4, USB-C 3.2 | 5G, Wi-Fi 7, Bluetooth, USB-C | Different |
| CPU model | Snapdragon 8 Gen 3 octa-core (3.30GHz) | Snapdragon 8 Elite Gen 5 | Different |
| GPU model | Adreno 750 | Adreno | Different |
| Memory | 16 GB | 12 GB | -25% |
| Operating system | OxygenOS 14 (Android 14) | Android 16 / One UI 8.5 | Different |
| Panel | LTPO ProXDR AMOLED | Dynamic AMOLED 2X Privacy Display | Different |
| Region | GLOBAL | GLOBAL | Same |
| Storage | 512 GB | 256 GB | -50% |
12 of the 36 values in this table carry a source. The rest have no source on record, which is not the same as being wrong.
How to read Same, Different, No data, Unverified and Not applicable is documented on the configuration-level specification screen. If a condition you require is unknown, withhold the decision and match the exact model, sales region and configuration against the sources on that screen.
Differences recorded in the table
5 fields can be ranked on the same basis, listed by weight.
- Battery capacity · OnePlus 12 5400 mAh, Samsung Galaxy S26 Ultra 5000 mAh (-7.4%)
- Main camera · Samsung Galaxy S26 Ultra 200 MP, OnePlus 12 50 MP (+240%)
- Memory · OnePlus 12 16 GB, Samsung Galaxy S26 Ultra 12 GB (-25%)
- Storage · OnePlus 12 512 GB, Samsung Galaxy S26 Ultra 256 GB (-50%)
- Weight · Samsung Galaxy S26 Ultra 214 g, OnePlus 12 220 g (-2.7%)
The decision axes and the checking order for the whole category are on the Smartphones comparison page.
The two products this comparison names
Match the listing against these models first. The recorded-field count is catalogue completeness, not product quality.
- OnePlus 12 · OnePlus · model number CPH2581 · released 2024 · recorded fields 18/18
- Samsung Galaxy S26 Ultra · Samsung · model number SM-S948 · released 2026 · recorded fields 18/18
Fields the two products share
4 recorded fields hold the same value for both stored representative configurations, so nothing in this list separates them.
- Refresh rate · 120 Hz
- Peak brightness · 4500 nits
- Wired charging · 100 W
- Region · GLOBAL
Who should choose OnePlus 12
OnePlus 12 leads the table on Battery capacity, Memory, Storage. A speed-obsessed flagship — 100W charging and a 6.82-inch 2K screen at great value.
Who should choose Samsung Galaxy S26 Ultra
Samsung Galaxy S26 Ultra leads the table on Main camera, Weight. The 2026 Ultra with a 6.9-inch Privacy Display, 200MP camera, and Snapdragon 8 Elite Gen 5.
How to read price and purchase availability
No merchant link is shown: neither product has an approved listing whose name and configuration match the catalogue, and AsKrs does not guess a destination.
- OnePlus 12 · No verified purchase link currently available
- Samsung Galaxy S26 Ultra · No verified purchase link currently available
This comparison is built from published specifications and stored representative configurations. The use context, configuration checks, switching costs, and the scope and limits for Smartphones are documented on the Smartphones comparison page.