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- Galaxy A40 vs Mi 8
Samsung Galaxy A40 vs Xiaomi Mi 8
What Galaxy A40 does better (4) and where Mi 8 wins (7) — every spec side by side.
vs
5.4Display6.6
2.5Battery2.5
5.0Features5.0
Dimensions
Size comparison
Galaxy A40Mi 8
| Galaxy A40 | Mi 8 | Difference | |
|---|---|---|---|
| Height | 144.4 mm | 154.9 mm | −10.5 mm |
| Width | 69.2 mm | 74.8 mm | −5.6 mm |
| Thickness | 7.9 mm | 7.6 mm | +0.3 mm |
| Weight | 140 g | 175 g | −35 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Galaxy A40 better than Mi 8?
- Weight140 g vs 175 g+25%
- Memory card slotYes · Mi 8: No
- 3.5 mm headphone jackYes · Mi 8: No
- Pixel density439 ppi vs 402 ppi+9%
Why is Mi 8 better than Galaxy A40?
- RAM4 GB vs 6 GB+50%
- Battery capacity3,100 mAh vs 3,400 mAh+10%
- CPU frequency1.8 GHz vs 2.8 GHz+56%
- Peak brightness548 nits vs 600 nits+9%
- Screen size5.9″ vs 6.2″+5%
- Thickness7.9 mm vs 7.6 mm+4%
- Screen-to-body ratio85.5% vs 88.5%+4%
Specifications
Side by side
| Design | ||
| Weight | 140 g | 175 g |
| Thickness | 7.9 mm | 7.6 mm |
| Height | 144.4 mm | 154.9 mm |
| Width | 69.2 mm | 74.8 mm |
| Frame | Plastic | Aluminium |
| Back | Plastic | Glass |
| Glass protection | Corning Gorilla Glass 3 | Gorilla Glass 5 |
| Colours | White, Black, Blue | — |
| Display | ||
| Screen size | 5.9″ | 6.2″ |
| Panel | AMOLED | AMOLED |
| OLED panel | Yes | Yes |
| Resolution (width) | 1,080 px | 1,080 px |
| Resolution (height) | 2,340 px | 2,248 px |
| Pixel density | 439 ppi | 402 ppi |
| Refresh rate | 60 Hz | — |
| Peak brightness | 548 nits | 600 nits |
| Measured brightness | 544 nits | — |
| Screen-to-body ratio | 85.5% | 88.5% |
| HDR | — | Yes |
| Performance | ||
| Chipset | Samsung Exynos 7904 | Qualcomm Snapdragon 845 |
| Chip maker | Samsung | Qualcomm |
| Process | 14 nm | — |
| CPU cores | 8 | 8 |
| CPU frequency | 1.8 GHz | 2.8 GHz |
| GPU | Mali G71 MP2 | Adreno 630 |
| AnTuTu score | 208,315 | — |
| Geekbench 6 (multi-core) | 1,530 | — |
| Memory | ||
| RAM | 4 GB | 6 GB |
| Storage (max) | 64 GB | — |
| Storage (base) | 64 GB | — |
| Storage type | eMMC 5.1 | — |
| Memory card slot | Yes | No |
| Camera | ||
| Main camera | 16 MP | — |
| Main camera aperture | f/1.7 | — |
| Rear cameras | 2 | — |
| Optical stabilisation | No | — |
| Ultra-wide camera | No | — |
| Telephoto camera | No | — |
| Optical zoom | — | 2× |
| Max video | 4K | — |
| 4K video frame rate | 30 fps | — |
| Selfie camera | 25 MP | — |
| 4K selfie video | No | — |
| Battery | ||
| Battery capacity | 3,100 mAh | 3,400 mAh |
| Battery type | Li-Ion | — |
| Wired charging | 15 W | — |
| Charged in 30 min | 38% | — |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | No | No |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 5 | Wi-Fi 5 |
| Bluetooth | 5 | 5 |
| NFC | Yes | Yes |
| USB | USB Type-C | USB Type-C |
| USB version | 2 | — |
| Dual-band GPS | — | Yes |
| Satellite navigation | GPS, GLONASS, BDS | GPS, GLONASS, GALILEO, BDS, QZSS |
| Features | ||
| Stereo speakers | No | No |
| 3.5 mm headphone jack | Yes | No |
| Fingerprint sensor | Rear | Rear |
| Barometer | — | Yes |
| Sensors | proximity, accelerometer, compass, fingerprint | proximity, accelerometer, gyro, compass, barometer, fingerprint |
| SAR (head) | 0.49 W/kg | — |
| Software | ||
| OS at launch | Android 9.0 | Android 8.1 Oreo |
| Platform | Android | Android |
| Interface | One UI | Miui V10 |
