Compare phones
| Global Score | |
| 76.1 | 83.9 |
| Basic Information | |
| Samsung | Asus |
| Android 10 | Android 11, 10 |
| 2020-06-29 | 2020-09-01 |
| 6.61 x 3.02 x 0.32 inches | 6.50 x 3.04 x 0.38 inches |
| 6.81 ounces | 8.11 ounces |
| Black | Aurora black and Pastel white |
| Plastic and Plastic | Aluminum and Glass (Corning Gorilla Glass 3) |
| -- | Scratch-Resistant Glass |
| $ 194.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 1600 x 720 pixels | 2400 x 1080 pixels |
| IPS LCD | AMOLED |
| 270 pixels per inch | 393 pixels per inch |
| -- | 700 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.3 | 8.6 |
| Performance | |
| Mediatek Helio P35 chipset | Qualcomm Snapdragon 865 SM8250 chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | Kryo 585, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| PowerVR GE8320 GPU | Adreno 650 GPU |
| 9.27 | 9.63 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 1,95 TB) external memory slot |
| 9.84 | 17.06 |
| Camera | |
| 16.00 MP + 13.00 MP | 64.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.59 inches (1/1.7") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (30 fps) video resolution |
| -- | 1280 x 720 (480 fps) (HD) slow motion video |
| 9.35 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1, EDR |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | -- |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Asus ZenFone 7 is better than the Samsung Galaxy A21, getting a general score of 83.9 against 76.1. Both phones in this comparison review include Android OS, but the Asus ZenFone 7 has 11 version while Samsung Galaxy A21 has Android 10. Although it's the best in this review, we must highlight that it's also somewhat heavier and thicker.
The Asus ZenFone 7 counts with a bit faster CPU than Samsung Galaxy A21, and although they both have 8 cores, the Asus ZenFone 7 also has a higher amount of RAM memory. Asus ZenFone 7 features a more vivid screen than Samsung Galaxy A21, because it has a better pixel density, a way better 1080 x 2400 pixels resolution and a little bigger screen.
The Asus ZenFone 7 has a much bigger storage for games and applications than Samsung Galaxy A21, because it has a SD extension slot that allows up to 1,95 TB and 128 GB internal memory. Asus ZenFone 7 has longer battery life than Galaxy A21, because it has a 25 percent more battery capacity. Asus ZenFone 7 counts with a greater camera than Samsung Galaxy A21, and although they both have the same camera aperture, the Asus ZenFone 7 also has a way better video quality, a much larger back-facing camera sensor which gives a much better photo and video quality and a way more MP back camera.
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