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- Samsung Galaxy A40 vs Realme 3 vs Redmi Note 7 Pro vs Oppo K1
Samsung Galaxy A40 vs Realme 3 vs Redmi Note 7 Pro vs Oppo K1 comparison
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| key specs | ||||
| Display | 5.90-inch | 6.20-inch | 6.30-inch | 6.41-inch |
| Processor | Samsung Exynos 7885 | MediaTek Helio P70 | Qualcomm Snapdragon 675 | Qualcomm Snapdragon 660 |
| Front Camera | 25-megapixel | 13-megapixel | 13-megapixel | 25-megapixel |
| Rear Camera | 16-megapixel | 13-megapixel + 2-megapixel | 48-megapixel + 5-megapixel | 16-megapixel + 2-megapixel |
| RAM | 4GB | 3GB | 4GB | 4GB |
| Storage | 64GB | 32GB | 64GB | 64GB |
| Battery Capacity | 3100mAh | 4230mAh | 4000mAh | 3600mAh |
| OS | Android 9.0 Pie | Android Pie | Android Pie | Android 8.1 Oreo |
| Resolution | 1080x2280 pixels | 720x1520 pixels | 1080x2340 pixels | 1080x2340 pixels |
| general | ||||
| Brand | Samsung | Realme | Xiaomi | Oppo |
| Model | Galaxy A40 | 3 | Redmi Note 7 Pro | K1 |
| Release date | March 1, 2019 | March 1, 2019 | February 1, 2019 | February 1, 2019 |
| Form factor | Touchscreen | Touchscreen | Touchscreen | Touchscreen |
| Dimensions (mm) | 144.30 x 69.10 x 7.90 | 156.10 x 75.60 x 8.30 | 159.21 x 75.21 x 8.10 | 158.30 x 75.50 x 7.40 |
| Battery capacity (mAh) | 3100 | 4230 | 4000 | 3600 |
| Colours | Blue, Black, Orange, White | Dynamic Black, Black, Radiant Blue | Classic Space Black, Nebula Red, Neptune Blue | Astral Blue, Piano Black |
| Launched in India | - | Yes | Yes | Yes |
| Weight (g) | - | 175.00 | 186.00 | 156.00 |
| Removable battery | - | No | No | No |
| Wireless charging | - | No | - | No |
| Body type | - | - | Glass | Plastic |
| Fast charging | - | - | Quick Charge 4+ | - |
| display | ||||
| Screen size (inches) | 5.90 | 6.20 | 6.30 | 6.41 |
| Touchscreen | Yes | Yes | Yes | Yes |
| Resolution | 1080x2280 pixels | 720x1520 pixels | 1080x2340 pixels | 1080x2340 pixels |
| Aspect ratio | 19:9 | 19:9 | 19.5:9 | 19.5:9 |
| Protection type | - | Gorilla Glass | Gorilla Glass | Gorilla Glass |
| Pixels per inch (PPI) | - | - | 409 | - |
| hardware | ||||
| Processor | 1.8GHz octa-core | 2.1GHz | 2GHz octa-core | 2.2GHz octa-core |
| Processor make | Samsung Exynos 7885 | MediaTek Helio P70 | Qualcomm Snapdragon 675 | Qualcomm Snapdragon 660 |
| RAM | 4GB | 3GB | 4GB | 4GB |
| Internal storage | 64GB | 32GB | 64GB | 64GB |
| Expandable storage | Yes | Yes | Yes | Yes |
| Expandable storage type | microSD | microSD | microSD | microSD |
| Expandable storage up to (GB) | - | 256 | - | 256 |
| Dedicated microSD slot | - | Yes | - | Yes |
| camera | ||||
| Rear camera | 16-megapixel (f/2.0) | 13-megapixel (f/1.8, 1.12-micron) + 2-megapixel | 48-megapixel (f/1.79, 1.6-micron) + 5-megapixel | 16-megapixel + 2-megapixel |
| Rear autofocus | Yes | Phase detection autofocus | Yes | Yes |
| Rear flash | Yes | Yes | LED | Yes |
| Front camera | 25-megapixel | 13-megapixel (f/2.0, 1.12-micron) | 13-megapixel | 25-megapixel |
| software | ||||
| Operating system | Android 9.0 Pie | Android Pie | Android Pie | Android 8.1 Oreo |
| Skin | One UI | ColorOS 6 | MIUI 10 | ColorOS 5.2 |
| connectivity | ||||
| Wi-Fi | Yes | Yes | Yes | Yes |
| GPS | Yes | Yes | Yes | Yes |
| Bluetooth | Yes, v 4.20 | Yes, v 4.20 | Yes, v 5.00 | Yes, v 5.00 |
| NFC | Yes | - | - | No |
| USB Type-C | Yes | - | Yes | - |
| Headphones | 3.5mm | 3.5mm | 3.5mm | Yes |
| Number of SIMs | 2 | 2 | 2 | - |
| Wi-Fi standards supported | - | 802.11 a/b/g/n | 802.11 a/b/g/n/ac | 802.11 a/b/g/n/ac |
| USB OTG | - | Yes | Yes | Yes |
| Micro-USB | - | Yes | - | Yes |
| FM | - | No | - | No |
| Active 4G on both SIM cards | - | Yes | Yes | Yes |
| Infrared | - | - | Yes | - |
| sim 1 | ||||
| SIM Type | Nano-SIM | Nano-SIM | Nano-SIM | - |
| GSM/CDMA | GSM | GSM | GSM | - |
| 3G | Yes | Yes | Yes | - |
| 4G/ LTE | Yes | - | Yes | - |
| sim 2 | ||||
| SIM Type | Nano-SIM | Nano-SIM | Nano-SIM | - |
| GSM/CDMA | GSM | GSM | GSM | - |
| 3G | Yes | Yes | Yes | - |
| 4G/ LTE | Yes | - | Yes | - |
| sensors | ||||
| Face unlock | Yes | Yes | Yes | - |
| Fingerprint sensor | Yes | Yes | Yes | Yes |
| Compass/ Magnetometer | Yes | Yes | Yes | Yes |
| Proximity sensor | Yes | Yes | Yes | Yes |
| Accelerometer | Yes | Yes | Yes | Yes |
| Ambient light sensor | Yes | Yes | Yes | Yes |
| Gyroscope | Yes | Yes | Yes | Yes |
| ratings | ||||
| Overall NDTV Rating | - | Read Review | Read Review | Read Review |
| Design Rating | - | |||
| Display Rating | - | |||
| Software Rating | - | |||
| Performance Rating | - | |||
| Battery Life Rating | - | |||
| Camera Rating | - | |||
| Value for Money Rating | - | |||
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