| Vivo Y66 |
Samsung Galaxy A12 |
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| Hardware and OS | Vivo Y66 | Samsung Galaxy A12 |
| Operating system | Android 6.0 (Marshmallow) | Android v10 (Q) |
| GPU | Adreno 505, Mali-T860 MP2 | |
| Processor | Octa core, 2.3 GHz, Cortex A53 | |
| RAM | 3GB | 4 GB |
| Chipset | MediaTek Helio P35 | |
| Internal Storage | 32GB | |
| Memory Card Slot | Yes (up to 256GB) | |
| Internal Memory | 64 GB | |
| User Interface | Funtouch OS 3.0 | |
| Expandable Memory | Yes, Up to 1 TB | |
| Custom UI | Samsung One UI | |
| Graphics | PowerVR GE8320 | |
| Display | Vivo Y66 | Samsung Galaxy A12 |
| Type | IPS | |
| Size | 5.5 inch | |
| Resolution | 1280 x 720 (HD) | 720 x 1600 pixels |
| Screen Size | 6.5 inches (16.51 cm) | |
| Colors | 16.7 Million Colors | |
| Pixel Density | 267 ppi | 270 ppi |
| Display Type | PLS TFT LCD | |
| Touchscreen | Yes | |
| Protection | Corning Gorilla Glass 3 | |
| Touch Screen | Yes, Capacitive Touchscreen, Multi-touch | |
| Features | Capacitive Touchscreen | |
| Aspect Ratio | 20:9 | |
| Connectivity | Vivo Y66 | Samsung Galaxy A12 |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Single Band, Wi-Fi Direct | Yes, Wi-Fi 802.11, b/g/n |
| GPS | Yes - GPS/ AGPS | Yes with A-GPS, Glonass |
| NFC | No | No |
| USB | MicroUSB 2.0, (Support OTG) | |
| Speed | HSPA, HSPA , LTE | |
| SIM | Nano SIM | |
| Dual SIM | Yes (Micro, Nano SIM - With Hybrid MicroSD Expansion) | |
| 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 | |
| VoLTE | Yes | |
| Wi-Fi Features | Wi-Fi Direct, Mobile Hotspot | |
| USB Connectivity | Mass storage device, USB charging | |
| Main Camera | Vivo Y66 | 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 | |
| Camera | Vivo Y66 | Samsung Galaxy A12 |
| Main camera | 13 MP, f/2.2 | |
| Features | LED Flash | |
| Selfie camera | 16 MP, f/2.0 | |
| Front Camera | Vivo Y66 | Samsung Galaxy A12 |
| Resolution | 8 MP f/2.2 Primary Camera | |
| Flash | No | |
| Autofocus | No | |
| Camera Setup | Single | |
| Video Recording | 1920x1080 @ 30 fps | |
| Multimedia | Vivo Y66 | Samsung Galaxy A12 |
| Loudspeaker | Yes | |
| Radio | Yes | |
| Video Playback | MP4, 3GP | |
| Ring Tones | Yes | |
| 3.5 mm Jack | yes | |
| Audio Jack | 3.5 mm | |
| Design | Vivo Y66 | Samsung Galaxy A12 |
| Dimensions | 153.8 x 75.5 x 7.6mm | |
| Waterproof | No | |
| Weight | 155g | 205 grams |
| Height | 164 mm | |
| Width | 75.8 mm | |
| Thickness | 8.9 mm | |
| Build Material | Back: Plastic | |
| Colours | Black, Blue, White | |
| Battery | Vivo Y66 | Samsung Galaxy A12 |
| Placement | Non-Removable | |
| Type | Li-ion | |
| Capacity | 5000 mAh | |
| Removable | No | |
| Quick Charging | Yes, Fast, 15W | |
| TalkTime | Up to 34 Hours(4G) | |
| USB Type-C | Yes | |
| Other | Vivo Y66 | Samsung Galaxy A12 |
| Sensors | Accelerometer, Ambient Light Sensor, Proximity Sensor, Magnetometer | |
| Features | Vivo Y66 | Samsung Galaxy A12 |
| Fingerprint Sensor | Yes | |
| Other Sensors | Light sensor, Proximity sensor, Accelerometer |
