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- Galaxy F15 vs Y31
Samsung Galaxy F15 vs Vivo Y31
What Galaxy F15 does better (9) and where Y31 wins (8) — every spec side by side.
vs
7.1Display6.2
6.2Camera4.6
7.5Battery8.4
5.0Features6.7
Dimensions
Size comparison
Galaxy F15Y31
| Galaxy F15 | Y31 | Difference | |
|---|---|---|---|
| Height | 160.1 mm | 166.1 mm | −6 mm |
| Width | 76.8 mm | 77 mm | −0.2 mm |
| Thickness | 9.3 mm | 8.4 mm | +0.9 mm |
| Weight | 217 g | 209 g | +8 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Galaxy F15 better than Y31?
- OLED panelYes · Y31: No
- Pixel density390 ppi vs 264 ppi+48%
- Rear cameras2 vs 12×
- Ultra-wide cameraYes · Y31: No
- 3.5 mm headphone jackYes · Y31: No
- Selfie camera13 MP vs 8 MP+62%
- Resolution (width)1,080 px vs 720 px+50%
- Bluetooth5.3 vs 4.2+26%
- Screen-to-body ratio87% vs 84%+4%
Why is Y31 better than Galaxy F15?
- Storage (max)128 GB vs 512 GB4×
- Wired charging25 W vs 44 W+76%
- Stereo speakersNo · Galaxy F15: Yes
- Refresh rate90 Hz vs 120 Hz+33%
- Battery capacity6,000 mAh vs 6,500 mAh+8%
- Weight217 g vs 209 g+4%
- Process6 nm vs 4 nm+50%
- Thickness9.3 mm vs 8.4 mm+11%
Specifications
Side by side
| Design | ||
| Weight | 217 g | 209 g |
| Thickness | 9.3 mm | 8.4 mm |
| Height | 160.1 mm | 166.1 mm |
| Width | 76.8 mm | 77 mm |
| Frame | Plastic | — |
| Back | Plastic | — |
| Ingress protection | — | IP68 |
| Water resistance (IPx) | — | IPx8 |
| Glass protection | — | Guardian Glass (ion-strengthened) |
| Colours | Ash Black, Groovy Violet, Jazzy Green | Rose Red, Diamond Green |
| Display | ||
| Screen size | 6.6″ | 6.7″ |
| Panel | Super AMOLED | IPS LCD |
| OLED panel | Yes | No |
| Resolution (width) | 1,080 px | 720 px |
| Resolution (height) | 2,340 px | 1,608 px |
| Pixel density | 390 ppi | 264 ppi |
| Refresh rate | 90 Hz | 120 Hz |
| Peak brightness | — | 1,000 nits |
| Screen-to-body ratio | 87% | 84% |
| Performance | ||
| Chipset | Mediatek Dimensity 6100+ | Qualcomm SM4450 Snapdragon 4 Gen 2 |
| Chip maker | MediaTek | Qualcomm |
| Process | 6 nm | 4 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2.2 GHz | 2.2 GHz |
| GPU | Mali-G57 MC2 | Adreno 613 |
| Memory | ||
| RAM | 8 GB | 8 GB |
| Storage (max) | 128 GB | 512 GB |
| Storage (base) | 128 GB | 128 GB |
| Storage type | — | eMMC 5.1 |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 50 MP | 50 MP |
| Main camera aperture | f/1.8 | f/1.8 |
| Rear cameras | 2 | 1 |
| Optical stabilisation | No | No |
| Ultra-wide camera | Yes | No |
| Telephoto camera | No | No |
| Max video | 1080p | 1080p |
| Selfie camera | 13 MP | 8 MP |
| 4K selfie video | No | No |
| Battery | ||
| Battery capacity | 6,000 mAh | 6,500 mAh |
| Battery type | — | Li-Ion |
| Wired charging | 25 W | 44 W |
| Charged in 30 min | — | 39% |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | Yes | Yes |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 5 | Wi-Fi 5 |
| Bluetooth | 5.3 | 4.2 |
| NFC | No | No |
| USB | USB Type-C 2.0 | USB Type-C 2.0 |
| USB version | 2 | 2 |
| Satellite navigation | GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO, BDS, QZSS |
| Features | ||
| Stereo speakers | No | Yes |
| 3.5 mm headphone jack | Yes | No |
| Fingerprint sensor | Side | Side |
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, compass | Fingerprint (side-mounted), accelerometer, proximity, compass |
| SAR (head) | 0.71 W/kg | 1.13 W/kg |
| Software | ||
| OS at launch | Android 14 | Android 15 |
| Platform | Android | Android |
| Interface | One UI 8.5 | Funtouch 15 |
