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- Galaxy S9 vs Mi 9
Samsung Galaxy S9 vs Xiaomi Mi 9
What Galaxy S9 does better (12) and where Mi 9 wins (16) — every spec side by side.
Dimensions
Size comparison
Galaxy S9Mi 9
| Galaxy S9 | Mi 9 | Difference | |
|---|---|---|---|
| Height | 148 mm | 157.5 mm | −9.5 mm |
| Width | 69 mm | 74.7 mm | −5.7 mm |
| Thickness | 9 mm | 7.6 mm | +1.4 mm |
| Weight | 163 g | 173 g | −10 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Galaxy S9 better than Mi 9?
- Optical stabilisationYes · Mi 9: No
- Stereo speakersYes · Mi 9: No
- Pixel density570 ppi vs 403 ppi+41%
- Peak brightness740 nits vs 600 nits+23%
- Memory card slotYes · Mi 9: No
- Dual SIMYes · Mi 9: No
- 3.5 mm headphone jackYes · Mi 9: No
- Measured brightness653 nits vs 615 nits+6%
- Weight163 g vs 173 g+6%
- USB version3.1 vs 2+55%
- Resolution (width)1,440 px vs 1,080 px+33%
- Main camera aperturef/1.5 vs f/1.8+20%
Why is Mi 9 better than Galaxy S9?
- Main camera12 MP vs 48 MP4×
- Wired charging15 W vs 27 W+80%
- AnTuTu score611,930 vs 786,843+29%
- RAM4 GB vs 6 GB+50%
- Geekbench 6 (multi-core)2,000 vs 2,929+46%
- Battery capacity3,000 mAh vs 3,300 mAh+10%
- Rear cameras1 vs 33×
- Selfie camera8 MP vs 20 MP2.5×
- Max video1080p vs 4K
- Wireless charging power10 W vs 20 W2×
- Screen size5.8″ vs 6.4″+10%
- CPU frequency2.7 GHz vs 2.84 GHz+5%
Specifications
Side by side
| Design | ||
| Weight | 163 g | 173 g |
| Thickness | 9 mm | 7.6 mm |
| Height | 148 mm | 157.5 mm |
| Width | 69 mm | 74.7 mm |
| Frame | Aluminium | — |
| Back | Glass | Glass |
| Ingress protection | IP68 | — |
| Water resistance (IPx) | IPx8 | — |
| Glass protection | Gorilla Glass 5 | Gorilla Glass 6 |
| Colours | Black, Gold, Gray, Blue, Purple | Black, Blue, Purple |
| Display | ||
| Screen size | 5.8″ | 6.4″ |
| Panel | AMOLED | AMOLED |
| OLED panel | Yes | Yes |
| Resolution (width) | 1,440 px | 1,080 px |
| Resolution (height) | 2,960 px | 2,340 px |
| Pixel density | 570 ppi | 403 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Peak brightness | 740 nits | 600 nits |
| Measured brightness | 653 nits | 615 nits |
| Screen-to-body ratio | 83.3% | 90.7% |
| HDR | Yes | Yes |
| Performance | ||
| Chipset | Samsung Exynos 9810 | Qualcomm Snapdragon 855 |
| Chip maker | Samsung | Qualcomm |
| Process | 10 nm | 7 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2.7 GHz | 2.84 GHz |
| GPU | Mali G72 MP18 | Adreno 640 |
| AnTuTu score | 611,930 | 786,843 |
| Geekbench 6 (multi-core) | 2,000 | 2,929 |
| 3DMark Wild Life Extreme | — | 877 |
| Memory | ||
| RAM | 4 GB | 6 GB |
| Storage (max) | 256 GB | 256 GB |
| Storage (base) | 64 GB | 64 GB |
| Storage type | UFS 2.1 | UFS 2.1 |
| Memory card slot | Yes | No |
| Camera | ||
| Main camera | 12 MP | 48 MP |
| Main camera aperture | f/1.5 | f/1.8 |
| Main sensor size | 1/2.55" | 1/2" |
| Rear cameras | 1 | 3 |
| Optical stabilisation | Yes | No |
| Ultra-wide camera | No | No |
| Telephoto camera | No | No |
| Optical zoom | — | 2× |
| Max video | 1080p | 4K |
| 4K video frame rate | 60 fps | 60 fps |
| Selfie camera | 8 MP | 20 MP |
| 4K selfie video | No | No |
| Battery | ||
| Battery capacity | 3,000 mAh | 3,300 mAh |
| Battery type | Li-Ion | Li-Po |
| Wired charging | 15 W | 27 W |
| Charged in 30 min | 40% | 50% |
| Wireless charging | Yes | Yes |
| Wireless charging power | 10 W | 20 W |
| Connectivity | ||
| 5G | No | No |
| eSIM | No | No |
| Dual SIM | Yes | No |
| Wi-Fi standard | Wi-Fi 5 | Wi-Fi 5 |
| Bluetooth | 5 | 5 |
| NFC | Yes | Yes |
| USB | USB Type-C | USB Type-C |
| USB version | 3.1 | 2 |
| Infrared port | — | Yes |
| Satellite navigation | GPS, GLONASS, GALILEO, BDS | GLONASS, GALILEO, BDS |
| Features | ||
| Stereo speakers | Yes | No |
| 3.5 mm headphone jack | Yes | No |
| Fingerprint sensor | Rear | Under display |
| Barometer | Yes | Yes |
| Sensors | proximity, accelerometer, gyro, light, compass, barometer, fingerprint | proximity, accelerometer, gyro, light, compass, fingerprint |
| SAR (head) | 0.36 W/kg | 1.39 W/kg |
| Software | ||
| OS at launch | Android 8.0 Oreo | Android 9.0 Pie |
| Platform | Android | Android |
| Interface | Samsung Experience 9.0 | Miui V10 |
