Compare phones
| Global Score | |
| 76.2 | 76.1 |
| Basic Information | |
| Asus | Samsung |
| -- | Android 10 |
| 2017-02-15 | 2020-06-29 |
| 6.07 x 3.03 x 0.31 inches | 6.61 x 3.02 x 0.32 inches |
| 6.00 ounces | 6.81 ounces |
| Black, Pink and Silver | Black |
| Metal | Plastic and Plastic |
| Scratch-Resistant Glass | -- |
| -- | $ 194.00 |
| Display / Screen | |
| 5.5 inches | 6.5 inches |
| 1920 x 1080 pixels (Full HD) | 1600 x 720 pixels |
| AMOLED | IPS LCD |
| 401 pixels per inch | 270 pixels per inch |
| 500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.5 | 7.3 |
| Performance | |
| Qualcomm Snapdragon 625 8953 chipset | Mediatek Helio P35 chipset |
| ARM Cortex-A53, 64-bit (Octa-Core 2000 MHz) processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 3 GB RAM |
| Adreno 506 GPU | PowerVR GE8320 GPU |
| 9.09 | 9.27 |
| Storage | |
| 128 GB internal memory | 32 GB internal memory |
| microSDXC (up to 1,95 TB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 17.06 | 9.84 |
| Camera | |
| 12.00 MP + 13.00 MP | 16.00 MP + 13.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 25.00mm focal length | -- |
| 0.39 inches (1/2.55") sensor | 0.33 inches (1/3.06") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 9.68 | 9.35 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 5000mAh Li - Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 5.92 |
| Other Features | |
| Bluetooth 4.2, EDR | Bluetooth 5.0 |
| GPS | GPS |
| -- | 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 Asus ZenFone 3 Zoom has a general score of 76.2, which is just a bit better than Samsung Galaxy A21's global score of 76.1. Asus ZenFone 3 Zoom's body is a bit thinner and somewhat lighter than Samsung Galaxy A21, although it was released many years before. Asus ZenFone 3 Zoom counts with a much better looking screen than Galaxy A21, because although it has a quite smaller display, it also counts with a higher quantity of pixels per inch in the display and a higher resolution of 1080 x 1920px.
Asus ZenFone 3 Zoom counts with a superior memory capacity to store more games and applications than Galaxy A21, because it has 96 GB more internal storage and a SD extension slot that holds up to 1,95 TB. The Galaxy A21 has a little bit better performance than Asus ZenFone 3 Zoom, although it has 1 GB less RAM, they both have 8 processing cores.
Asus ZenFone 3 Zoom counts with longer battery performance than Galaxy A21, because it has a 25% bigger battery capacity. Asus ZenFone 3 Zoom features a little bit better camera than Galaxy A21, because although it has a back-facing camera with way less MP, it also counts with a way higher video resolution, a larger back-facing camera sensor taking more light and vivid colors and a larger aperture to capture better low light images and videos.
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