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- Samsung Galaxy A40 vs Redmi Note 7 vs Samsung Galaxy M20 vs Samsung Galaxy M30
Samsung Galaxy A40 vs Redmi Note 7 vs Samsung Galaxy M20 vs Samsung Galaxy M30 comparison
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| key specs | ||||
| Display | 5.90-inch | 6.30-inch | 6.30-inch | 6.40-inch |
| Processor | Samsung Exynos 7885 | Qualcomm Snapdragon 660 | Samsung Exynos 7904 | Samsung Exynos 7904 |
| Front Camera | 25-megapixel | 13-megapixel | 8-megapixel | 16-megapixel |
| Rear Camera | 16-megapixel | 12-megapixel + 2-megapixel | 13-megapixel + 5-megapixel | 13-megapixel + 5-megapixel + 5-megapixel |
| RAM | 4GB | 4GB | 3GB | 4GB |
| Storage | 64GB | 64GB | 32GB | 64GB |
| Battery Capacity | 3100mAh | 4000mAh | 5000mAh | 5000mAh |
| OS | Android 9.0 Pie | Android 9.0 | Android 8.1 Oreo | Android 8.1 Oreo |
| Resolution | 1080x2280 pixels | 1080x2340 pixels | 1080x2340 pixels | 1080x2340 pixels |
| general | ||||
| Brand | Samsung | Xiaomi | Samsung | Samsung |
| Model | Galaxy A40 | Redmi Note 7 | Galaxy M20 | Galaxy M30 |
| Release date | March 1, 2019 | January 1, 2019 | January 1, 2019 | February 1, 2019 |
| Form factor | Touchscreen | Touchscreen | Touchscreen | Touchscreen |
| Dimensions (mm) | 144.30 x 69.10 x 7.90 | 159.21 x 75.21 x 8.10 | - | - |
| Battery capacity (mAh) | 3100 | 4000 | 5000 | 5000 |
| Colours | Blue, Black, Orange, White | Onyx Black, Ruby Red, Sapphire Blue | Charcoal Black, Ocean Blue | - |
| Launched in India | - | Yes | Yes | Yes |
| Body type | - | Glass | - | - |
| Weight (g) | - | 185.00 | - | - |
| Removable battery | - | No | No | - |
| Fast charging | - | Quick Charge | - | Proprietary |
| Wireless charging | - | No | No | - |
| SAR value | - | 0.96 | - | - |
| display | ||||
| Screen size (inches) | 5.90 | 6.30 | 6.30 | 6.40 |
| Touchscreen | Yes | Yes | Yes | Yes |
| Resolution | 1080x2280 pixels | 1080x2340 pixels | 1080x2340 pixels | 1080x2340 pixels |
| Aspect ratio | 19:9 | 19.5:9 | 19.5:9 | 19.5:9 |
| Protection type | - | Gorilla Glass | - | - |
| Pixels per inch (PPI) | - | 409 | - | - |
| hardware | ||||
| Processor | 1.8GHz octa-core | 2.2GHz | 1.6GHz octa-core (2x1.8GHz + 6x1.6GHz) | 1.6GHz octa-core (2x1.8GHz + 6x1.6GHz) |
| Processor make | Samsung Exynos 7885 | Qualcomm Snapdragon 660 | Samsung Exynos 7904 | Samsung Exynos 7904 |
| RAM | 4GB | 4GB | 3GB | 4GB |
| Internal storage | 64GB | 64GB | 32GB | 64GB |
| Expandable storage | Yes | Yes | Yes | Yes |
| Expandable storage type | microSD | microSD | microSD | microSD |
| Expandable storage up to (GB) | - | 256 | 512 | 512 |
| Dedicated microSD slot | - | No | Yes | Yes |
| camera | ||||
| Rear camera | 16-megapixel (f/2.0) | 12-megapixel (f/2.2, 1.25-micron) + 2-megapixel | 13-megapixel (f/1.9) + 5-megapixel (f/2.2) | 13-megapixel (f/1.9) + 5-megapixel (f/2.2) + 5-megapixel (f/2.2) |
| Rear autofocus | Yes | Yes | Yes | - |
| Rear flash | Yes | LED | Yes | - |
| Front camera | 25-megapixel | 13-megapixel (f/2.0, 1.12-micron) | 8-megapixel (f/2.0) | 16-megapixel (f/2.0) |
| Front flash | - | - | No | - |
| software | ||||
| Operating system | Android 9.0 Pie | Android 9.0 | Android 8.1 Oreo | Android 8.1 Oreo |
| Skin | One UI | MIUI 10 | Samsung Experience 9.5 UX | Samsung Experience v9.5 |
| connectivity | ||||
| Wi-Fi | Yes | Yes | - | Yes |
| GPS | Yes | Yes | Yes | Yes |
| Bluetooth | Yes, v 4.20 | Yes, v 5.00 | Yes | Yes, v 5.00 |
| NFC | Yes | - | - | - |
| USB Type-C | Yes | Yes | Yes | Yes |
| Headphones | 3.5mm | 3.5mm | 3.5mm | - |
| Number of SIMs | 2 | 2 | 2 | 2 |
| Wi-Fi standards supported | - | 802.11 a/b/g/n/ac | 802.11 b/g/n | 802.11 a/b/g/n/ac |
| USB OTG | - | Yes | - | - |
| FM | - | Yes | - | - |
| Active 4G on both SIM cards | - | Yes | - | Yes |
| Micro-USB | - | - | No | Yes |
| sim 1 | ||||
| SIM Type | Nano-SIM | Nano-SIM | Nano-SIM | Nano-SIM |
| GSM/CDMA | GSM | GSM | GSM | GSM |
| 3G | Yes | Yes | Yes | Yes |
| 4G/ LTE | Yes | Yes | Yes | Yes |
| sim 2 | ||||
| SIM Type | Nano-SIM | Nano-SIM | Nano-SIM | Nano-SIM |
| GSM/CDMA | GSM | GSM | GSM | GSM |
| 3G | Yes | Yes | Yes | Yes |
| 4G/ LTE | Yes | Yes | Yes | Yes |
| sensors | ||||
| Face unlock | Yes | Yes | Yes | Yes |
| Fingerprint sensor | Yes | Yes | Yes | Yes |
| Compass/ Magnetometer | Yes | - | - | Yes |
| Proximity sensor | Yes | Yes | Yes | Yes |
| Accelerometer | Yes | Yes | Yes | Yes |
| Ambient light sensor | Yes | Yes | - | Yes |
| Gyroscope | 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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