| Global Score | |
| 77.3 | 83 |
| Basic Information | |
| Sony | Asus |
| Android 4.4.4 | Android 11 |
| 2014-09-03 | 2021-05-13 |
| 5.85 x 2.89 x 0.35 inches | 5.83 x 2.70 x 0.35 inches |
| 6.02 ounces | 5.96 ounces |
| Black and White | Horizon Silver and Obsidian Black |
| -- | Aluminum and Glass (Corning Gorilla Glass 3) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 170.00 | -- |
| Display / Screen | |
| 5.2 inches | 5.9 inches |
| 1080 x 1920 pixels (Full HD) | 2400 x 1080 pixels |
| IPS LCD | AMOLED |
| 424 pixels per inch | 446 pixels per inch |
| 592 cd/m2 brightness | 1100 cd/m2 brightness |
| Capacitive, Multi-touch | No touch screen |
| 9.6 | 9.2 |
| Performance | |
| Qualcomm Snapdragon 801 8974-AC chipset | Qualcomm Snapdragon 888 SM8350 chipset |
| Krait 400 (Quad-Core 2500 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 3 GB (933 MHz) RAM | 6 GB RAM |
| Adreno 330 (450 MHz) GPU | Adreno 660 GPU |
| 9.45 | 9.63 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSD, microSDHC, microSDXC (up to 128 GB) external memory slot | No SD card slot |
| 8.12 | 10.1 |
| Camera | |
| 20.70 MP + 2.20 MP | 64.00 MP + 12.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 25.00mm focal length | 27.00mm focal length |
| 0.43 inches (1/2.3") sensor | 0.59 inches (1/1.7") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 10.34 | 12.65 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSM | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM | Nano SIM, Dual SIM |
| 7 | 10.6 |
| Battery Life | |
| 3200mAh Battery | 4000mAh Nano SIM Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 920 hours standby time 21 hours talk time | -- |
| 5.2 | 5.92 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.2, EDR |
| GPS | GPS |
| NFC | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Asus ZenFone 8 is a bit better than Xperia Z3, with an 83 score against 77.3. Asus ZenFone 8's design has the same thickness than Xperia Z3, but it's a little lighter. Both of these phones include Android OS (Operating System), but Asus ZenFone 8 has the previous 11 version and Xperia Z3 has Android 4.4.4.
Xperia Z3 features a bit better screen than Asus ZenFone 8, although it has a bit lower 1920 x 1080 resolution, a little less pixels per display inch, much lower brightness and a little smaller display. The Asus ZenFone 8 counts with much more memory capacity to store more games and applications than Xperia Z3, because although it has no slot for an external memory card, it also counts with 128 GB internal memory.
Asus ZenFone 8 counts with a bit faster processing unit than Sony Xperia Z3, because although it has doesn't have a graphics processing unit, it also counts with a greater amount of RAM memory and a higher number of cores (and they are faster). Asus ZenFone 8 counts with superior battery duration than Sony Xperia Z3, because it has a 25% bigger battery capacity.
Asus ZenFone 8 features a way better camera than Xperia Z3, because it has a larger aperture for better captures and videos in poorly lited situations, a much bigger camera sensor taking more light and vivid colors, a lot higher 7680x4320 video resolution and a lot more mega-pixels back facing camera.
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