Compare phones
| Global Score | |
| 72.6 | 76.1 |
| Basic Information | |
| Samsung | Samsung |
| Android 15 | Android 10 |
| -- | 2020-06-29 |
| -- | 6.61 x 3.02 x 0.32 inches |
| -- | 6.81 ounces |
| -- | Black |
| -- | Plastic and Plastic |
| -- | $ 194.00 |
| Display / Screen | |
| 6.8 inches | 6.5 inches |
| -- | 1600 x 720 pixels |
| AMOLED | IPS LCD |
| -- | 270 pixels per inch |
| No touch screen | No touch screen |
| 2.7 | 7.3 |
| Performance | |
| Qualcomm Snapdragon 8 Elite SM8650 (4 nm) chipset | Mediatek Helio P35 chipset |
| processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor |
| 12 GB RAM | 3 GB RAM |
| Adreno 830 GPU | PowerVR GE8320 GPU |
| 6.21 | 9.27 |
| Storage | |
| 128 GB internal memory | 32 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 9.84 |
| Camera | |
| 200.00 MP + 10.00 MP | 16.00 MP + 13.00 MP |
| -- | f/1.80 aperture |
| 0.64 inches (1/1.56") sensor | 0.33 inches (1/3.06") sensor |
| 7680 x 4320 (30 fps) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | -- |
| 13.42 | 9.35 |
| Networks | |
| -- | Wi-Fi |
| -- | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 7.6 | 6.7 |
| Battery Life | |
| 3050mAh Dual Nano SIM + eSIM Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.04 | 5.92 |
| Other Features | |
| Bluetooth 5.3 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy A21 has an overall score of 76.1, which is just a bit better than the Samsung Galaxy S25 Edge (Rumored)'s 72.6 overall score. Both of these devices use Android operating system, but Galaxy A21 has 10 version and Samsung Galaxy S25 Edge (Rumored) has Android 15 version. The Samsung Galaxy A21 has a very superior processing unit than Samsung Galaxy S25 Edge (Rumored), because although it has a lower amount of RAM, it also counts with 7 more CPU cores.
The Samsung Galaxy A21 features an incredibly better display than Galaxy S25 Edge (Rumored), although it has a bit smaller screen. Galaxy S25 Edge (Rumored) counts with just a bit bigger storage for games and applications than Samsung Galaxy A21, because although it has no slot for an external memory card, it also counts with 128 GB internal storage.
Samsung Galaxy S25 Edge (Rumored) features a way better camera than Galaxy A21, because it has a much better 7680x4320 video resolution, a way larger back-facing camera sensor providing a lot better image quality and a much more mega pixels back camera. The Samsung Galaxy A21 features longer battery performance than Galaxy S25 Edge (Rumored), because it has a 4000mAh battery capacity.
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