| Vivo Y66i |
Samsung Galaxy A12 |
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| Hardware and OS | Vivo Y66i | Samsung Galaxy A12 |
| Operating system | Android 7.1 Nougat OS | Android v10 (Q) |
| Processor | Quad-Core 1.4GHz ARM Cortex A53 CPU Clock | Octa core, 2.3 GHz, Cortex A53 |
| GPU | Qualcomm Adreno 308, 500MHz | |
| Chipset | MediaTek Helio P35 | |
| RAM | 3GB | 4 GB |
| Internal Storage | 32GB | |
| Internal Memory | 64 GB | |
| Memory Card Slot | microSD, microSDHC, microSDXC | |
| Expandable Memory | Yes, Up to 1 TB | |
| User Interface | Yes with Funtouch OS 3.2 | |
| Custom UI | Samsung One UI | |
| Graphics | PowerVR GE8320 | |
| Display | Vivo Y66i | Samsung Galaxy A12 |
| Type | IPS, LCD capacitive touchscreen | |
| Size | 5.5 inches HD | |
| Screen Size | 6.5 inches (16.51 cm) | |
| Resolution | 1280 x 720 Pixels, 24 bit color depth | 720 x 1600 pixels |
| Colors | 16M Colors | |
| Display Type | PLS TFT LCD | |
| Pixel Density | ~ 267 ppi | 270 ppi |
| Touchscreen | Yes Multi Touch Support | |
| Touch Screen | Yes, Capacitive Touchscreen, Multi-touch | |
| Protection | Yes | |
| Aspect Ratio | 20:9 | |
| Features | IPS, HD Display, ~ 267 PPI Pixel Density, Capacitive Multi-touch, Scratch Resistant, 2.5D Curved Glass Screen | |
| Main Camera | Vivo Y66i | 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 | |
| Connectivity | Vivo Y66i | Samsung Galaxy A12 |
| 4G Network | LTE : 850/ 1800 / 2100 MHz, LTE-TDD : 1900 MHz (Band 39), LTE-TDD : 2300 MHz (Band 40), LTE-TDD : 2500 MHz (Band 41), LTE-TDD : 2600 MHz (Band 38) | |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi HotSpot | Yes, Wi-Fi 802.11, b/g/n |
| GPS | Yes, with GPS, A-GPS | Yes with A-GPS, Glonass |
| NFC | No | No |
| USB | Micro USBv2.0 with Charging and Mass Storage Function | |
| Speed | LTE Cat-4 150 Mbps Download, 50 Mbps Upload, HSUPA 5.76 Mbps Upload, HSDPA 21 Mbps Download, EV-DO Rev.A 1.8 Mbps Upload, 3.1 Mbps Download | |
| SIM | Standard SIM | |
| Dual SIM | (Nano-SIM, Nano-SIM), Dual Standby | |
| 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 | |
| Front Camera | Vivo Y66i | Samsung Galaxy A12 |
| Resolution | 8 MP f/2.2 Primary Camera | |
| Flash | No | |
| Autofocus | No | |
| Camera Setup | Single | |
| Video Recording | 1920x1080 @ 30 fps | |
| Camera | Vivo Y66i | Samsung Galaxy A12 |
| Main camera | 13 Megapixels with Single-LED and AF Rear Camera | |
| Features | Yes with Single-LED Flash | |
| Image | 4160 x 3120 Pixels | |
| Selfie camera | 5 Megapixel Front Camera | |
| Multimedia | Vivo Y66i | Samsung Galaxy A12 |
| Loudspeaker | Yes with Single Speaker | |
| Radio | Yes | |
| Video Playback | Up to 7.5 Hours | |
| Video Out | Yes With Wireless Media Link | |
| Ring Tones | AAC, WAV ringtones | |
| 3.5 mm Jack | yes | |
| Audio Jack | 3.5 mm | |
| Design | Vivo Y66i | Samsung Galaxy A12 |
| Dimensions | 6.04 in x 2.98 in x 0.29 in | |
| Weight | 157 Grams (With Battery) | 205 grams |
| Height | 164 mm | |
| Width | 75.8 mm | |
| Thickness | 8.9 mm | |
| Build Material | Back: Plastic | |
| Colours | Black, Blue, White | |
| Battery | Vivo Y66i | Samsung Galaxy A12 |
| Capacity | 3,000 mAh | 5000 mAh |
| Placement | Non-Removable | |
| Type | Li-ion | |
| Removable | No | |
| Quick Charging | Yes, Fast, 15W | |
| TalkTime | Up to 34 Hours(4G) | |
| USB Type-C | Yes | |
| Other | Vivo Y66i | Samsung Galaxy A12 |
| Sensors | Accelerometer, Proximity, Light, Gyroscope Sensor | |
| Features | Vivo Y66i | Samsung Galaxy A12 |
| Fingerprint Sensor | Yes | |
| Other Sensors | Light sensor, Proximity sensor, Accelerometer |
