| Xiaomi Redmi K40 Ultra |
Samsung Galaxy A12 |
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| Hardware and OS | Xiaomi Redmi K40 Ultra | Samsung Galaxy A12 |
| Operating System | Android v11 | Android v10 (Q) |
| Processor | 3 GHz, Octa Core Processor | Octa core, 2.3 GHz, Cortex A53 |
| Chipset | MediaTek Dimensity 1200 | MediaTek Helio P35 |
| RAM | 8 GB | 4 GB |
| Cores | 1x3.0 GHz Cortex-A78 & 3x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55 | |
| Internal Memory | 128 GB | 64 GB |
| Expandable Memory | Yes, Up to 1 TB | |
| Custom UI | Samsung One UI | |
| Memory Card Slot | No | |
| Graphics | Mali-G77 MC9 | PowerVR GE8320 |
| Dual Sim | Yes | |
| Sim Size | Nano Nano SIM | |
| Sim Type | Dual Sim, GSM GSM | |
| Display | Xiaomi Redmi K40 Ultra | Samsung Galaxy A12 |
| Screen Size | 6.67 inches, 1080 x 2400 pixels, 120 Hz | 6.5 inches (16.51 cm) |
| Resolution | 720 x 1600 pixels | |
| Display Type | Color OLED screen (16M) | PLS TFT LCD |
| Pixel Density | ~395 PPI | 270 ppi |
| Touch Screen | Yes, with Multitouch | Yes, Capacitive Touchscreen, Multi-touch |
| Aspect Ratio | 20:9 | |
| Screen-to-Body Ratio | ~ 86.3% | |
| Display aspect ratio | 20:9 | |
| Main Camera | Xiaomi Redmi K40 Ultra | 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 | Xiaomi Redmi K40 Ultra | Samsung Galaxy A12 |
| Resolution | 8 MP f/2.2 Primary Camera | |
| Flash | No | |
| Autofocus | No | |
| Camera Setup | Single | |
| Video Recording | 1920x1080 @ 30 fps | |
| Connectivity | Xiaomi Redmi K40 Ultra | Samsung Galaxy A12 |
| 3G Network | Yes | |
| 4G Network | Yes | |
| 5G Network | Yes | |
| EDGE | Yes | |
| GPRS | Yes | |
| USB | Yes, USB-C | |
| USB Features | USB Tethering, USB on-the-go, USB Charging | |
| Wifi | Yes, with wifi-hotspot | |
| 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, v5.2 | Yes, v5.0 |
| NFC | No | |
| GPS | Yes with A-GPS, Glonass | |
| VoLTE | Yes, Dual Stand-By | Yes |
| Wi-Fi | Yes, Wi-Fi 802.11, b/g/n | |
| Wi-Fi Features | Wi-Fi Direct, Mobile Hotspot | |
| USB Connectivity | Mass storage device, USB charging | |
| Other | Xiaomi Redmi K40 Ultra | Samsung Galaxy A12 |
| Fingerprint Sensor | Yes, In Display | |
| Face Unlock | Yes | |
| Dust Resistant | Yes | |
| Features | Digital Zoom, Auto Flash, Face detection, Touch to focus | |
| Multimedia | Xiaomi Redmi K40 Ultra | Samsung Galaxy A12 |
| Yes | ||
| FM Radio | Yes | |
| Music | Yes | |
| Video | Yes | |
| Browser | Yes | |
| Java | No | |
| Audio Jack | 3.5 mm | |
| Design | Xiaomi Redmi K40 Ultra | Samsung Galaxy A12 |
| Height | 164 mm | |
| Width | 75.8 mm | |
| Thickness | 8.9 mm | |
| Weight | 205 grams | |
| Build Material | Back: Plastic | |
| Colours | Black, Blue, White | |
| Battery | Xiaomi Redmi K40 Ultra | Samsung Galaxy A12 |
| Battery capacity | 5065 mAh, Li-Po Battery | |
| Fast Charging | 67W Fast Charging | |
| Type | Non-Removable Battery | Li-ion |
| Capacity | 5000 mAh | |
| Removable | No | |
| Quick Charging | Yes, Fast, 15W | |
| TalkTime | Up to 34 Hours(4G) | |
| USB Type-C | Yes | |
| Features | Xiaomi Redmi K40 Ultra | Samsung Galaxy A12 |
| Fingerprint Sensor | Yes | |
| Other Sensors | Light sensor, Proximity sensor, Accelerometer |
