Compare phones
| Global Score | |
| 76.1 | 79.6 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | Android 11, 10, 9.0 Pie |
| 2020-06-29 | 2019-04-10 |
| 6.61 x 3.02 x 0.32 inches | 5.69 x 2.72 x 0.31 inches |
| 6.81 ounces | 4.94 ounces |
| Black | Black, Blue, Coral and White |
| Plastic and Plastic | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| $ 194.00 | -- |
| Display / Screen | |
| 6.5 inches | 5.9 inches |
| 1600 x 720 pixels | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 270 pixels per inch | 437 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8.2 |
| Performance | |
| Mediatek Helio P35 chipset | Exynos 7904 chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| PowerVR GE8320 GPU | Mali-G71 MP2 GPU |
| 9.27 | 8.91 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 9.84 | 11.74 |
| Camera | |
| 16.00 MP + 13.00 MP | 16.00 MP + 25.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| -- | 27.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.36 inches (1/2.8") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 9.35 | 9.46 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 3100mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.12 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Galaxy A40 is slightly better than Galaxy A21, having a 79.6 score against 76.1. Galaxy A40 is an older cellphone than the Galaxy A21, but it is just a little thinner and incredibly lighter anyway. Both phones we are comparing here come with Android operating system, but Galaxy A40 has a more recent 11 version and Galaxy A21 has Android 10, so it gives you lots of additional features and optimized performance.
Galaxy A40 has a brighter display than Samsung Galaxy A21, because although it has a quite smaller display, it also counts with a way greater screen density and a much better resolution of 1080 x 2340px. Samsung Galaxy A21 features a little faster CPU than Galaxy A40, although it has a smaller amount of RAM memory, they both have a Octa-Core CPU.
Samsung Galaxy A40 has just a bit better camera than Galaxy A21, and although they both have the same resolution camera in the back, the same 1920x1080 video quality and the same video frame rate, the Samsung Galaxy A40 also has a bigger back camera sensor shooting higher quality videos and pictures and a bigger camera aperture to capture better photos in low-light environments.
The Samsung Galaxy A40 counts with a quite bigger memory capacity to store more games and applications than Galaxy A21, and although they both have an external memory card slot that allows a maximum of 512 GB, the Samsung Galaxy A40 also has 64 GB internal memory. The Galaxy A21 features longer battery lifetime than Galaxy A40, because it has 4000mAh of battery capacity against 3100mAh.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.