| Oppo A55 4G |
Samsung Galaxy A12 |
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| Hardware and OS | Oppo A55 4G | Samsung Galaxy A12 |
| Operating System | Android v11 | Android v10 (Q) |
| Processor | MediaTek Helio G35 | Octa core, 2.3 GHz, Cortex A53 |
| Chipset | MediaTek Helio P35 | |
| RAM | 4 GB | 4 GB |
| Internal Storage | 64 GB | |
| Internal Memory | 64 GB | |
| Expandable Memory | Yes, Upto 256 GB | Yes, Up to 1 TB |
| Custom UI | ColorOS | Samsung One UI |
| Graphics | PowerVR GE8320 | |
| Display | Oppo A55 4G | Samsung Galaxy A12 |
| Type | LCD HD | |
| Size | 6.51 inches | |
| Screen Size | 6.5 inches (16.51 cm) | |
| Resolution | 1600 x 720 Pixels | 720 x 1600 pixels |
| Display Type | PLS TFT LCD | |
| Touchscreen | Yes, Capacitive Touchscreen, Multi-touch | |
| Pixel Density | 270 ppi | 270 ppi |
| Touch Screen | Yes, Capacitive Touchscreen, Multi-touch | |
| Refresh rate | 120 Hz | |
| Aspect Ratio | 20:9 | 20:9 |
| Screen to body ratio calculated | 82.62 % | |
| Main Camera | Oppo A55 4G | Samsung Galaxy A12 |
| Resolution | 48 MP f/2.0 (upto 10x Digital Zoom), Wide Angle (80° field-of-view) Primary Camera(26 mm focal length)5 MP f/2.2, Wide Angle, Ultra-Wide Angle Camera 2 MP f/2.4, Macro Camera 2 MP f/2.4, Depth Camera | |
| Image Resolution | 8000 x 6000 Pixels | |
| Flash | Yes, LED Flash | |
| Camera Features | 10 x Digital Zoom Auto Flash Face detection Touch to focus | |
| Autofocus | Yes | |
| Camera Setup | Quad | |
| Video Recording | 1920x1080 @ 30 fps | |
| Settings | Exposure compensation, ISO control | |
| Front Camera | Oppo A55 4G | Samsung Galaxy A12 |
| Resolution | 8 MP f/2.2 Primary Camera | |
| Flash | No | |
| Autofocus | No | |
| Camera Setup | Single | |
| Video Recording | 1920x1080 @ 30 fps | |
| Camera | Oppo A55 4G | Samsung Galaxy A12 |
| Main camera | 50 MP 2 MP 2 MP | |
| Image | 8150 x 6150 Pixels | |
| Front camera | 16 MP | |
| Front camera resolution | 16 MP f/2, Wide Angle Primary Camera | |
| Camera features | Yes | |
| Flash | Yes, LED Flash | |
| Autofocus | Yes | |
| Video recording | 1920x1080 @ 30 fps, 1280x720 @ 30 fps | |
| Connectivity | Oppo A55 4G | Samsung Galaxy A12 |
| Network support | 4G , 3G, 2G | |
| Dual SIM | Dual SIM, GSM GSM | |
| SIM size | SIM1: Nano, SIM2: Nano | |
| USB TYPE-C | Yes | |
| Network | 4G , 3G, 2G | |
| SIM 1 | 4G Bands: TD-LTE 2300(band 40) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available | |
| SIM 2 | 4G Bands: TD-LTE 2300(band 40) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available | |
| Bluetooth | Yes, v5.0 | Yes, v5.0 |
| NFC | No | |
| GPS | Yes, with A-GPS, Glonass | Yes with A-GPS, Glonass |
| VoLTE | Yes | |
| Wi-Fi | Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz | Yes, Wi-Fi 802.11, b/g/n |
| Wi-Fi Features | Wi-Fi Direct, Mobile Hotspot | |
| USB Connectivity | Mass storage device, USB charging | Mass storage device, USB charging |
| Multimedia | Oppo A55 4G | Samsung Galaxy A12 |
| Loudspeaker | Yes | |
| Audio Jack | 3.5 MM | 3.5 mm |
| Design | Oppo A55 4G | Samsung Galaxy A12 |
| Waterproof | Yes, Splash proof, IPX4 | |
| Height | 163.6 mm | 164 mm |
| Width | 75.7 mm | 75.8 mm |
| Thickness | 8.4 mm | 8.9 mm |
| Weight | 193 grams | 205 grams |
| Build Material | Back: Plastic | |
| Colours | Starry Black, Rainbow Blue | Black, Blue, White |
| Other | Oppo A55 4G | Samsung Galaxy A12 |
| Fingerprint sensor | Yes | |
| Fingerprint sensor position | Side | |
| Other sensors | Geomagnetic Sensor, Light Sensor, Proximity Sensor, Accelerometer, Gravity Sensor | |
| Battery | Oppo A55 4G | Samsung Galaxy A12 |
| Type | Lithium Polymer | Li-ion |
| Capacity | 5000 mAh | 5000 mAh |
| Removable | No | |
| Quick Charging | Yes, Fast, 18W: 33 % in 30 minutes | Yes, Fast, 15W |
| TalkTime | Up to 34 Hours(4G) | |
| USB Type-C | Yes | |
| Features | Oppo A55 4G | Samsung Galaxy A12 |
| Fingerprint Sensor | Yes | |
| Other Sensors | Light sensor, Proximity sensor, Accelerometer |
