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- S18 vs Civi 3
Vivo S18 vs Xiaomi Civi 3
What S18 does better (7) and where Civi 3 wins (6) — every spec side by side.
Dimensions
Size comparison
S18Civi 3
| S18 | Civi 3 | Difference | |
|---|---|---|---|
| Height | 164.4 mm | 158.7 mm | +5.7 mm |
| Width | 75.1 mm | 71.7 mm | +3.4 mm |
| Thickness | 7.5 mm | 7.6 mm | −0.1 mm |
| Weight | 186 g | 174 g | +12 g |
Drawn to the same scale from the official dimensions (front and side).
Why is S18 better than Civi 3?
- Peak brightness2,800 nits vs 1,500 nits+87%
- Battery capacity5,000 mAh vs 4,500 mAh+11%
- Wired charging80 W vs 67 W+19%
- Pixel density453 ppi vs 402 ppi+13%
- Screen size6.8″ vs 6.6″+4%
- Selfie camera50 MP vs 32 MP+56%
- Resolution (width)1,260 px vs 1,080 px+17%
Why is Civi 3 better than S18?
- Storage (max)512 GB vs 1,024 GB2×
- Stereo speakersNo · S18: Yes
- 4K selfie videoNo · S18: Yes
- CPU frequency2.63 GHz vs 3.1 GHz+18%
- Weight186 g vs 174 g+7%
- Main camera aperturef/1.9 vs f/1.8+6%
Specifications
Side by side
| Design | ||
| Weight | 186 g | 174 g |
| Thickness | 7.5 mm | 7.6 mm |
| Height | 164.4 mm | 158.7 mm |
| Width | 75.1 mm | 71.7 mm |
| Frame | Plastic | Aluminium |
| Back | — | Glass |
| Ingress protection | IP54 | — |
| Water resistance (IPx) | IPx4 | — |
| Glass protection | — | Corning Gorilla Glass 5 |
| Colours | Black, Blue/Green, Silver, Purple | Purple, Mint, Gold, Gray |
| Display | ||
| Screen size | 6.8″ | 6.6″ |
| Panel | AMOLED | AMOLED |
| OLED panel | Yes | Yes |
| Resolution (width) | 1,260 px | 1,080 px |
| Resolution (height) | 2,800 px | 2,400 px |
| Pixel density | 453 ppi | 402 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 2,800 nits | 1,500 nits |
| Screen-to-body ratio | 89.9% | 91% |
| HDR | — | Yes |
| Performance | ||
| Chipset | Qualcomm SM7550-AB Snapdragon 7 Gen 3 | Mediatek Dimensity 8200 Ultra |
| Chip maker | Qualcomm | MediaTek |
| Process | 4 nm | 4 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2.63 GHz | 3.1 GHz |
| GPU | Adreno 720 | Mali-G610 MC6 |
| Memory | ||
| RAM | 16 GB | 16 GB |
| Storage (max) | 512 GB | 1,024 GB |
| Storage (base) | 256 GB | 256 GB |
| Storage type | UFS 2.2 | UFS 3.1 |
| Memory card slot | No | No |
| Camera | ||
| Main camera | 50 MP | 50 MP |
| Main camera aperture | f/1.9 | f/1.8 |
| Main sensor size | — | 1/1.49" |
| Rear cameras | 2 | 2 |
| Optical stabilisation | Yes | Yes |
| Ultra-wide camera | Yes | Yes |
| Telephoto camera | No | No |
| Max video | 4K | 4K |
| 4K video frame rate | 30 fps | 30 fps |
| Selfie camera | 50 MP | 32 MP |
| 4K selfie video | No | Yes |
| Battery | ||
| Battery capacity | 5,000 mAh | 4,500 mAh |
| Battery type | — | Li-Po |
| Wired charging | 80 W | 67 W |
| Charged in 30 min | — | 79% |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | Yes | Yes |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 6 | Wi-Fi 6 |
| Bluetooth | 5.4 | 5.3 |
| NFC | Yes | Yes |
| 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 | No | No |
| Fingerprint sensor | Under display | Under display |
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass |
| Software | ||
| OS at launch | Android 14 | Android 13 |
| Platform | Android | Android |
| Interface | OriginOS 4 | MIUI 14 |
