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- F31 vs Redmi K80 Ultra
OPPO F31 vs Xiaomi Redmi K80 Ultra
What F31 does better (4) and where Redmi K80 Ultra wins (19) — every spec side by side.
vs
8.2Display9.7
5.5Camera9.0
9.2Battery9.5
6.7Features9.3
Dimensions
Size comparison
F31Redmi K80 Ultra
| F31 | Redmi K80 Ultra | Difference | |
|---|---|---|---|
| Height | 158.2 mm | 163.1 mm | −4.9 mm |
| Width | 75 mm | 77.9 mm | −2.9 mm |
| Thickness | 8 mm | 8.2 mm | −0.2 mm |
| Weight | 185 g | 219 g | −34 g |
Drawn to the same scale from the official dimensions (front and side).
Why is F31 better than Redmi K80 Ultra?
- Memory card slotYes · Redmi K80 Ultra: No
- Weight185 g vs 219 g+18%
- Main camera aperturef/1.8 vs f/1.9+6%
- Thickness8 mm vs 8.2 mm+2%
Why is Redmi K80 Ultra better than F31?
- RAM8 GB vs 16 GB2×
- Storage (max)256 GB vs 1,024 GB4×
- Peak brightness1,400 nits vs 3,200 nits2.3×
- Optical stabilisationNo · F31: Yes
- NFCNo · F31: Yes
- Battery capacity7,000 mAh vs 7,410 mAh+6%
- Wired charging80 W vs 100 W+25%
- Refresh rate120 Hz vs 144 Hz+20%
- CPU frequency2.4 GHz vs 3.63 GHz+51%
- Process6 nm vs 3 nm2×
- Storage (base)128 GB vs 256 GB2×
- Rear cameras1 vs 22×
Specifications
Side by side
| Design | ||
| Weight | 185 g | 219 g |
| Thickness | 8 mm | 8.2 mm |
| Height | 158.2 mm | 163.1 mm |
| Width | 75 mm | 77.9 mm |
| Frame | — | Aluminium |
| Back | — | Glass |
| Ingress protection | IP68 | IP68 |
| Water resistance (IPx) | IPx8 | IPx8 |
| Glass protection | AGC DT-Star D+ | Scratch/drop-resistant glass |
| Colours | Midnight Blue, Bloom Red, Cloud Green | Gray, White, Blue, Green |
| Display | ||
| Screen size | 6.6″ | 6.8″ |
| Panel | AMOLED | OLED |
| OLED panel | Yes | Yes |
| Resolution (width) | 1,080 px | 1,280 px |
| Resolution (height) | 2,372 px | 2,772 px |
| Pixel density | 397 ppi | 447 ppi |
| Refresh rate | 120 Hz | 144 Hz |
| Peak brightness | 1,400 nits | 3,200 nits |
| Screen-to-body ratio | 88.5% | 90.2% |
| HDR | — | Yes |
| Performance | ||
| Chipset | Mediatek Dimensity 6300 | Mediatek Dimensity 9400+ |
| Chip maker | MediaTek | MediaTek |
| Process | 6 nm | 3 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2.4 GHz | 3.63 GHz |
| GPU | Mali-G57 MC2 | Immortalis-G925 |
| AnTuTu score | — | 2,926,668 |
| Geekbench 6 (multi-core) | — | 9,174 |
| Memory | ||
| RAM | 8 GB | 16 GB |
| Storage (max) | 256 GB | 1,024 GB |
| Storage (base) | 128 GB | 256 GB |
| Storage type | UFS 2.2 | UFS 4.1 |
| Memory card slot | Yes | No |
| Camera | ||
| Main camera | 50 MP | 50 MP |
| Main camera aperture | f/1.8 | f/1.9 |
| Main sensor size | — | 1/1.55" |
| Rear cameras | 1 | 2 |
| Optical stabilisation | No | Yes |
| Ultra-wide camera | No | Yes |
| Telephoto camera | No | No |
| Max video | 1080p | 8K |
| 4K video frame rate | — | 60 fps |
| Selfie camera | 16 MP | 20 MP |
| 4K selfie video | No | No |
| Battery | ||
| Battery capacity | 7,000 mAh | 7,410 mAh |
| Battery type | Si/C | Si/C |
| Wired charging | 80 W | 100 W |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | Yes | Yes |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 5 | Wi-Fi 7 |
| Bluetooth | 5.4 | 5.4 |
| NFC | No | Yes |
| USB | USB Type-C 2.0 | USB Type-C |
| USB version | 2 | — |
| Infrared port | — | Yes |
| Dual-band GPS | — | Yes |
| Satellite navigation | GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO, BDS, QZSS, NavIC |
| Features | ||
| Stereo speakers | Yes | Yes |
| 3.5 mm headphone jack | No | No |
| Fingerprint sensor | Under display | Under display, ultrasonic |
| Sensors | Fingerprint (under display, optical), accelerometer, proximity, compass | Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass |
| SAR (head) | 1.18 W/kg | — |
| Software | ||
| OS at launch | Android 15 | Android 15 |
| Platform | Android | Android |
| Interface | ColorOS 15 | HyperOS 2 |
