Comparison of Samsung Galaxy A9 Star Pro and Vivo X21
The comparison of the Samsung Galaxy A9 Star Pro and Vivo X21 smartphones’ specifications. This comparison table helps to choose the most fitting smartphone.
 Samsung Galaxy A9 Star Pro |
 Vivo X21 |
| Release date | |
|---|---|
| 2018 | 2018 |
| Price | |
| Body | |
| Weight | |
| 6.7 oz | 5.5 oz |
| Dimensions | |
| 6.39 x 3.03 x 0.3 inch | 6.08 x 2.94 x 0.29 inch |
| Colors | |
| black, blue, white | black, red, white |
| SIM type | |
| Nano SIM | Nano SIM |
| System | |
| OS version | |
| Android OS v8.0 (Oreo) | Android OS v8.1 (Oreo) |
| SoC | |
| Qualcomm Snapdragon 660 MSM8976 Plus | Qualcomm Snapdragon 660 MSM8976 Plus |
| CPU | |
| Octa-core, Quad-core 2.2 GHz Kryo, Quad-core 1.84 GHz Kryo | Quad-core, Dual-core 2.2 GHz Kryo, Dual-core 1.84 GHz Kryo |
| GPU | |
| Adreno 512 | Adreno 512 |
| Performance | |
| Display | |
| Display type | |
| Super AMOLED | Super AMOLED |
| Screen size | |
| 6.28 inch | 6.28 inch |
| Resolution | |
| 1080 x 2220 px | 1080 x 2280 px |
| Multitouch support | |
| yes | yes |
| Refresh rate | |
| Brightness | |
| Memory | |
| RAM | |
| 4 GB | 6 GB |
| Internal storage | |
| 64 GB | 64 GB |
| Memory card slot | |
| microSD | microSD |
| Camera | |
| Main camera | |
| 24 + 10 + 8 + 5 MP, 5632 x 4224 px, autofocus, optical image stabilization | 12 + 5 MP, 4032 x 3024 px, autofocus, optical image stabilization |
| Flash | |
| LED | LED |
| Selfie camera | |
| 24 MP | 12 MP |
| Connectivity | |
| GSM 2G bands | |
| 850 / 900 / 1800 / 1900 | 850 / 900 / 1800 / 1900 |
| Network coverage | |
| 2G / 3G / 4G | 2G / 3G / 4G |
| Wi-Fi | |
| Wi-Fi 802.11 a/b/g/n/ac | Wi-Fi 802.11 a/b/g/n/ac |
| Bluetooth | |
| v5.0, A2DP | v5.0, A2DP |
| GPS | |
| A-GPS, GLONASS | A-GPS, GLONASS |
| NFC | |
| yes | no |
| FM radio | |
| yes | no |
| USB | |
| USB Type-C | microUSB 2.0 |
| Headphone | |
| 3.5 mm jack | 3.5 mm jack |
| Battery | |
| Type | |
| Li-Ion 3720 mAh, non-removable | Li-Po 3200 mAh, non-removable |
| Charger | |
| Features | |
| Sensors | |
| accelerometer, barometer, compass, fingerprint, gyroscope, light, proximity | accelerometer, compass, fingerprint, gyroscope, light, proximity |
| Specials | |
| Dual SIM, Fast charging | Dual SIM, Fast charging, Funtouch OS |
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