| Global Score | |
| 71.9 | 85.5 |
| Basic Information | |
| Samsung | Samsung |
| Windows Phone 8 | Android 11, 10 |
| 2014-04-04 | 2019-12-27 |
| 5.42 x 2.75 x 0.33 inches | 6.24 x 2.90 x 0.31 inches |
| 4.79 ounces | 6.07 ounces |
| Gray | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| -- | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 249.00 | $ 282.00 |
| Display / Screen | |
| 5 inches | 6.5 inches |
| 1080 x 1920 pixels (Full HD) | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 441 pixels per inch | 405 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 9.1 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 800 chipset | Samsung Exynos 9611 chipset |
| Quad-Core 2300 MHz processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 2 GB RAM | 4 GB RAM |
| Adreno 330 (450 MHz) GPU | Mali-G72 MP3 GPU |
| 9.27 | 9.27 |
| Storage | |
| 16 GB internal memory | 128 GB internal memory |
| microSD, microSDHC, microSDXC (up to 64 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 6.16 | 14.14 |
| Camera | |
| 13.00 MP + 2.00 MP | 48.00 MP + 32.00 MP |
| -- | f/2.00 aperture |
| -- | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 1920 x 1080 (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (240 fps) (HD) slow motion video |
| 6.93 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), UMTS, EV-DO A, EDGE, GPRS, GSM and CDMA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| SIM | Nano SIM, Dual SIM |
| 6.1 | 6.7 |
| Battery Life | |
| 2600mAh Li-Ion Battery | 4000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| 480 hours standby time 20 hours talk time | -- |
| 4.56 | 5.92 |
| Other Features | |
| Bluetooth 3.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
The Galaxy A51 has an overall score of 85.5, which is much better than the Samsung ATIV SE's overall score of 71.9. Galaxy A51's design is notably newer and a little bit thinner, but notably heavier than the Samsung ATIV SE. Galaxy A51 works with Android 11 operating system, and Samsung ATIV SE has Windows Phone 8 operating system.
The Samsung Galaxy A51 features a processor that is very similar to the Samsung ATIV SE one, because although the Samsung Galaxy A51 has doesn't have an additional graphics processor, it also counts with more RAM memory and 4 more 2.3 gigahertz processing cores. Samsung ATIV SE counts with a better display than Samsung Galaxy A51, because although it has a bit lower 1920 x 1080 resolution and a really smaller display, it also counts with a quite better screen density.
Galaxy A51 captures much clearer photographs and videos than Samsung ATIV SE, because it has a much better 3840x2160 (4K) video resolution and a way better resolution back camera. Galaxy A51 counts with a much bigger storage capacity to install games and applications than Samsung ATIV SE, because it has 128 GB internal memory capacity and an external memory slot that admits up to 512 GB.
Samsung Galaxy A51 has a very superior battery duration than Samsung ATIV SE, because it has a 54 percent greater battery capacity.
Galaxy A51 is a little more expensive than Samsung ATIV SE, but you can get a better phone for that extra dollars.
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