Comparison guide
Xiaomi 14 Ultra vs OnePlus 12R: which should you choose?
Xiaomi 14 Ultra and OnePlus 12R compared under one framework. One recorded specification difference is Battery capacity: 5500 mAh on the OnePlus 12R against 5300 mAh on the Xiaomi 14 Ultra. Specifications and their sources are recorded alongside.
Published: 2026-05-27 · 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.
- Xiaomi 14 Ultra: Leica camera, maxed out — a 1-inch main sensor and variable aperture, all in on photography.
- OnePlus 12R: Near-premium with flagship feel — a big battery, a fast screen, and 100W charging at a fair price.
- Undocumented quality and performance advantages are not ranked
- Specification field coverage (not accuracy): 100%
Choosing between Xiaomi 14 Ultra and OnePlus 12R 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 | Xiaomi 14 Ultra | OnePlus 12R | Delta |
|---|---|---|---|
| Screen size | 6.73 in AskRS catalog index · check date not recorded | 6.78 in AskRS catalog index · check date not recorded | +0.7% |
| Refresh rate | 120 Hz AskRS catalog index · check date not recorded | 120 Hz AskRS catalog index · check date not recorded | Same |
| Peak brightness | 3000 nits AskRS catalog index · check date not recorded | 4500 nits AskRS catalog index · check date not recorded | +50% |
| Battery capacity | 5300 mAh AskRS catalog index · check date not recorded | 5500 mAh AskRS catalog index · check date not recorded | +3.8% |
| Main camera | 50 MP AskRS catalog index · check date not recorded | 50 MP AskRS catalog index · check date not recorded | Same |
| Weight | 224 g AskRS catalog index · check date not recorded | 207 g AskRS catalog index · check date not recorded | -7.6% |
| Wired charging | 90 W AskRS catalog index · check date not recorded | 100 W AskRS catalog index · check date not recorded | +11.1% |
| Camera system | 50MP 1-inch main f/1.63-4.0 + 50MP ultrawide + 50MP 3.2x tele + 50MP 5x tele (Leica) | 50MP main f/1.8 + 8MP ultrawide + 2MP macro | Different |
| Chipset | Snapdragon 8 Gen 3 | Snapdragon 8 Gen 2 | Different |
| Color | Black | Iron Gray | Different |
| Connectivity | 5G Sub-6, Wi-Fi 7, Bluetooth 5.4, USB-C 3.2 | 5G Sub-6, Wi-Fi 7, Bluetooth 5.3, USB-C 2.0 | Different |
| CPU model | Snapdragon 8 Gen 3 octa-core (3.30GHz) | Snapdragon 8 Gen 2 octa-core (3.20GHz) | Different |
| GPU model | Adreno 750 | Adreno 740 | Different |
| Memory | 16 GB | 16 GB | Same |
| Operating system | HyperOS (Android 14) | OxygenOS 14 (Android 14) | Different |
| Panel | LTPO AMOLED (1-inch sensor) | LTPO4 ProXDR AMOLED | Different |
| Region | GLOBAL | GLOBAL | Same |
| Storage | 512 GB | 256 GB | -50% |
14 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 12R 5500 mAh, Xiaomi 14 Ultra 5300 mAh (+3.8%)
- Wired charging · OnePlus 12R 100 W, Xiaomi 14 Ultra 90 W (+11.1%)
- Peak brightness · OnePlus 12R 4500 nits, Xiaomi 14 Ultra 3000 nits (+50%)
- Storage · Xiaomi 14 Ultra 512 GB, OnePlus 12R 256 GB (-50%)
- Weight · OnePlus 12R 207 g, Xiaomi 14 Ultra 224 g (-7.6%)
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.
- Xiaomi 14 Ultra · Xiaomi · model number 24031PN0DG · released 2024 · recorded fields 18/18
- OnePlus 12R · OnePlus · model number CPH2585 · released 2024 · 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
- Main camera · 50 MP
- Memory · 16 GB
- Region · GLOBAL
Who should choose Xiaomi 14 Ultra
Xiaomi 14 Ultra leads the table on Storage. Leica camera, maxed out — a 1-inch main sensor and variable aperture, all in on photography.
Who should choose OnePlus 12R
OnePlus 12R leads the table on Battery capacity, Wired charging, Peak brightness, Weight. Near-premium with flagship feel — a big battery, a fast screen, and 100W charging at a fair price.
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.
- Xiaomi 14 Ultra · No verified purchase link currently available
- OnePlus 12R · 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.