| OPPO F21 |
Samsung Galaxy A12 |
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| Hardware and OS | OPPO F21 | Samsung Galaxy A12 |
| Operating System | Android 10, ColorOS 7.2 | Android v10 (Q) |
| Processor | Octa-core (2x2.0 GHz Cortex-A76, 6x2.0 GHz Cortex-A55) | Octa core, 2.3 GHz, Cortex A53 |
| Chipset | MediaTek Helio P35 | |
| GPU | Adreno 610 | |
| RAM | 8 GB | 4 GB |
| Internal Memory | 64 GB | |
| Internal Storage | 128 GB | |
| Expandable Memory | Yes, Up to 1 TB | |
| Memory Card Slot | microSDXC (dedicated slot) | |
| Custom UI | Samsung One UI | |
| User Interface | Yes with Modified Android | |
| Graphics | PowerVR GE8320 | |
| Display | OPPO F21 | Samsung Galaxy A12 |
| Type | IPS LCD | |
| Screen Size | 6.5 inches (16.51 cm) | |
| Size | 6.5 inches | |
| Resolution | 1080 x 2400 pixels | 720 x 1600 pixels |
| Display Type | PLS TFT LCD | |
| Colors | 16M Colors | |
| Pixel Density | ~ 405 ppi | 270 ppi |
| Touch Screen | Yes, Capacitive Touchscreen, Multi-touch | |
| Touchscreen | Yes Multi Touch Support | |
| Aspect Ratio | 20:9 | |
| Main Camera | OPPO F21 | 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 F21 | 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 F21 | Samsung Galaxy A12 |
| Main camera | 16 MP (wide), 8 MP (ultrawide), 2 MP (depth) | |
| Features | LED flash, HDR, panorama | |
| Image | 1080p | |
| Selfie camera | 8 MP (wide) | |
| Connectivity | OPPO F21 | Samsung Galaxy A12 |
| 4G Network | 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 66 | |
| 5G Network | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA | |
| USB | USB Type-C 2.0, USB On-The-Go | |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A | |
| SIM | Nano SIM | |
| Dual SIM | Dual SIM (Nano-SIM, dual stand-by) | |
| Wireless Charging | No | |
| 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 | |
| NFC | Yes | No |
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes with A-GPS, Glonass |
| VoLTE | Yes | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Yes, Wi-Fi 802.11, b/g/n |
| Wi-Fi Features | Wi-Fi Direct, Mobile Hotspot | |
| USB Connectivity | Mass storage device, USB charging | |
| Multimedia | OPPO F21 | Samsung Galaxy A12 |
| Loudspeaker | Yes | |
| Handsfree | Yes | |
| Radio | Yes | |
| Video Playback | Yes | |
| Video Out | Yes | |
| Ring Tones | Yes | |
| 3.5 mm Jack | Yes | |
| Audio Jack | 3.5 mm | |
| Design | OPPO F21 | Samsung Galaxy A12 |
| Dimensions | 162.2 x 75 x 7.9 mm | |
| Waterproof | No | |
| Height | 164 mm | |
| Width | 75.8 mm | |
| Thickness | 8.9 mm | |
| Weight | 177 Grams | 205 grams |
| Build Material | Back: Plastic | |
| Colours | Black, Blue, White | |
| Other | OPPO F21 | Samsung Galaxy A12 |
| Sensors | Fingerprint (side-mounted), accelerometer, proximity, | |
| Battery | OPPO F21 | Samsung Galaxy A12 |
| Placement | Non-Removable | |
| Type | Li-ion | |
| Capacity | Li-Po 4,500 mAh, Fast charging 64W | 5000 mAh |
| Removable | No | |
| Quick Charging | Yes, Fast, 15W | |
| TalkTime | Up to 34 Hours(4G) | |
| USB Type-C | Yes | |
| Features | OPPO F21 | Samsung Galaxy A12 |
| Fingerprint Sensor | Yes | |
| Other Sensors | Light sensor, Proximity sensor, Accelerometer |
