Samsung Galaxy A40 vs Samsung Galaxy M30 vs LG K10 LTE comparison
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| key specs |
| Display | 5.90-inch | 6.40-inch | 5.30-inch |
| Processor | Samsung Exynos 7885 | Samsung Exynos 7904 | Qualcomm Snapdragon 410 |
| Front Camera | 25-megapixel | 16-megapixel | 5-megapixel |
| Rear Camera | 16-megapixel | 13-megapixel + 5-megapixel + 5-megapixel | 13-megapixel |
| RAM | 4GB | 4GB | 2GB |
| Storage | 64GB | 64GB | 16GB |
| Battery Capacity | 3100mAh | 5000mAh | 2300mAh |
| OS | Android 9.0 Pie | Android 8.1 Oreo | Android 5.1 |
| Resolution | 1080x2280 pixels | 1080x2340 pixels | 720x1280 pixels |
| general |
| Brand | Samsung | Samsung | LG |
| Model | Galaxy A40 | Galaxy M30 | K10 LTE |
| Release date | March 1, 2019 | February 1, 2019 | January 1, 2016 |
| Form factor | Touchscreen | Touchscreen | Touchscreen |
| Dimensions (mm) | 144.30 x 69.10 x 7.90 | - | 144.70 x 73.60 x 8.70 |
| Battery capacity (mAh) | 3100 | 5000 | 2300 |
| Colours | Blue, Black, Orange, White | - | White, Indigo, Gold |
| Launched in India | - | Yes | - |
| Fast charging | - | Proprietary | - |
| Alternate names | - | - | K420ds |
| Weight (g) | - | - | 142.00 |
| Removable battery | - | - | Yes |
| SAR value | - | - | 0.75 |
| display |
| Screen size (inches) | 5.90 | 6.40 | 5.30 |
| Touchscreen | Yes | Yes | Yes |
| Resolution | 1080x2280 pixels | 1080x2340 pixels | 720x1280 pixels |
| Aspect ratio | 19:9 | 19.5:9 | - |
| hardware |
| Processor | 1.8GHz octa-core | 1.6GHz octa-core (2x1.8GHz + 6x1.6GHz) | 1.2GHz quad-core |
| Processor make | Samsung Exynos 7885 | Samsung Exynos 7904 | Qualcomm Snapdragon 410 |
| RAM | 4GB | 4GB | 2GB |
| Internal storage | 64GB | 64GB | 16GB |
| Expandable storage | Yes | Yes | Yes |
| Expandable storage type | microSD | microSD | microSD |
| Expandable storage up to (GB) | - | 512 | 32 |
| Dedicated microSD slot | - | Yes | - |
| camera |
| Rear camera | 16-megapixel (f/2.0) | 13-megapixel (f/1.9) + 5-megapixel (f/2.2) + 5-megapixel (f/2.2) | 13-megapixel |
| Rear autofocus | Yes | - | - |
| Rear flash | Yes | - | LED |
| Front camera | 25-megapixel | 16-megapixel (f/2.0) | 5-megapixel |
| Front flash | - | - | No |
| software |
| Operating system | Android 9.0 Pie | Android 8.1 Oreo | Android 5.1 |
| Skin | One UI | Samsung Experience v9.5 | Yes |
| connectivity |
| Wi-Fi | Yes | Yes | Yes |
| GPS | Yes | Yes | Yes |
| Bluetooth | Yes, v 4.20 | Yes, v 5.00 | Yes |
| NFC | Yes | - | No |
| USB Type-C | Yes | Yes | - |
| Headphones | 3.5mm | - | 3.5mm |
| Number of SIMs | 2 | 2 | 2 |
| Wi-Fi standards supported | - | 802.11 a/b/g/n/ac | 802.11 b/g/n |
| Micro-USB | - | Yes | - |
| Active 4G on both SIM cards | - | Yes | - |
| Infrared | - | - | No |
| USB OTG | - | - | No |
| FM | - | - | No |
| Wi-Fi Direct | - | - | No |
| Mobile High-Definition Link (MHL) | - | - | No |
| sim 1 |
| SIM Type | Nano-SIM | Nano-SIM | Nano-SIM |
| GSM/CDMA | GSM | GSM | GSM |
| 3G | Yes | Yes | Yes |
| 4G/ LTE | Yes | 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 | No |
| sensors |
| Face unlock | Yes | Yes | - |
| Fingerprint sensor | Yes | Yes | - |
| Compass/ Magnetometer | Yes | Yes | Yes |
| Proximity sensor | Yes | Yes | Yes |
| Accelerometer | Yes | Yes | Yes |
| Ambient light sensor | Yes | Yes | Yes |
| Gyroscope | Yes | - | No |
| Barometer | - | - | No |
| Temperature sensor | - | - | No |
| ratings |
| Overall NDTV Rating | - | Read Review | Read Review |
| Design Rating | - | | |
| Display Rating | - | | |
| Software Rating | - | | |
| Performance Rating | - | | |
| Battery Life Rating | - | | |
| Camera Rating | - | | |
| Value for Money Rating | - | | |