Compare phones
| Global Score | |
| 85.5 | 77.6 |
| Basic Information | |
| Samsung | Motorola |
| Android 11, 10 | Android 9.0 Pie, 8.1 Oreo |
| 2019-12-27 | 2018-08-16 |
| 6.24 x 2.90 x 0.31 inches | 6.16 x 3.01 x 0.27 inches |
| 6.07 ounces | 5.50 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white | 16 777 216 |
| Plastic and Plastic | Aluminum and Glass |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 282.00 | $ 297.00 |
| Display / Screen | |
| 6.5 inches | 6 inches |
| 2400 x 1080 pixels | 2160 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 405 pixels per inch | 402 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.1 |
| Performance | |
| Samsung Exynos 9611 chipset | Qualcomm Snapdragon 835 MSM8998 chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 280, 64-bit, 10 nm (Octa-Core 2450 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali-G72 MP3 GPU | Adreno 540 GPU |
| 9.27 | 9.36 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 1,95 TB) external memory slot |
| 14.14 | 14.66 |
| Camera | |
| 48.00 MP + 32.00 MP | 12.00 MP + 8.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.34 inches (1/2.9") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | 1920 x 1080 (60 fps) (Full HD) slow motion video |
| 11.55 | 9.57 |
| 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, Dual SIM | Nano SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 3000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 4.96 |
| 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 | -- |
Comparison review
The Galaxy A51 has a score of 85.5, which is better than Moto Z3's score of 77.6. Galaxy A51's construction is newer than Moto Z3's, but it is thicker and a little heavier. These devices work with Android OS (operating system), but the Galaxy A51 has the older 11 version and Moto Z3 has Android 9.0 Pie.
The Moto Z3 features a little faster processor than Samsung Galaxy A51. Both have 8 cpu cores and the same RAM memory amount. Motorola Moto Z3 counts with a screen that is very similar to the Samsung Galaxy A51 one, although the Motorola Moto Z3 has a little bit worse resolution of 1080 x 2160, a little smaller display and a bit lower pixels amount in each inch in the screen.
The Moto Z3 has a little bit more storage capacity to store more apps and games than Galaxy A51, because although it has only 64 GB internal storage, it also counts with a slot for SD memory cards that supports a maximum of 1,95 TB. The Samsung Galaxy A51 features superior battery lifetime than Motorola Moto Z3, because it has a 33 percent larger battery size.
Samsung Galaxy A51 features a much better camera than Motorola Moto Z3, and although they both have a F2 aperture, the same video frame rates and the same (4K) video definition, the Samsung Galaxy A51 also has a lot bigger sensor taking more light and vivid colors and a way more mega pixels back-facing camera.
Galaxy A51 not only is the best devices of the ones we compare here, but it's also cheaper than the Motorola Moto Z3, which makes it an easy choice.
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