Compare phones
| Global Score | |
| 76.7 | 78.8 |
| Basic Information | |
| Xiaomi | Sony |
| Android 11 | Android 5.1 |
| 2021-05-27 | 2015-06-16 |
| 6.23 x 2.96 x 0.33 inches | 5.69 x 2.85 x 0.34 inches |
| 6.70 ounces | 5.64 ounces |
| Moonlight White, Neptune Blue and Space Black, | Black and White |
| Glass and Plastic | Glass and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 249.00 |
| Display / Screen | |
| 6.3 inches | 5.2 inches |
| 2340 x 1080 pixels | 1440 x 2560 pixels (Quad HD / 2K) |
| IPS LCD | IPS LCD |
| 409 pixels per inch | 565 pixels per inch |
| No touch screen | Capacitive, Multi-touch |
| 8.1 | 9.7 |
| Performance | |
| MediaTek Helio G85 MT6769Z chipset | Qualcomm Snapdragon 810 MSM8994 chipset |
| Cortex-A75, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | ARM Cortex-A57 and ARM Cortex-A53, 64-bit (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 3 GB (1600 MHz) RAM |
| Mali G52 MC2 GPU | Adreno 430 (600 MHz) GPU |
| 9.09 | 9.45 |
| Storage | |
| 64 GB internal memory | 32 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | microSD, microSDHC, microSDXC (up to 128 GB) external memory slot |
| 10.02 | 8.12 |
| Camera | |
| 48.00 MP + 13.00 MP | 20.70 MP + 5.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| -- | 25.00mm focal length |
| 0.5 inches (1/2") sensor | 0.43 inches (1/2.3") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | 1920 x 1080 (60 fps) (Full HD) slow motion video |
| 11 | 10.45 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSPA | LTE-A (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS, GSM and CDMA |
| Nano SIM | Nano SIM |
| 6.6 | 7.2 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 3000mAh Li-Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 4.96 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 4.1 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | -- |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Sony Xperia Z4v has an overall score of 78.8, which is a little bit better than the Xiaomi Redmi Note 8 2021's 76.7 score. Both phones in our current comparison have Android OS (operating system), but the Sony Xperia Z4v has older 5.1 version while Xiaomi Redmi Note 8 2021 has Android 11 version. Even though Sony Xperia Z4v is a lot older and a bit thicker than the Xiaomi Redmi Note 8 2021, it's construction is still somewhat lighter.
The Xperia Z4v features a bit better processing power than Xiaomi Redmi Note 8 2021, because although it has 1 GB less RAM, and they both have the same number of cores, the Xperia Z4v also counts with a graphics processor. Xperia Z4v features a brighter display than Xiaomi Redmi Note 8 2021, because although it has a little smaller screen, it also counts with a higher 2560 x 1440 pixels resolution and a greater pixels number per inch of screen.
The Xiaomi Redmi Note 8 2021 counts with a slightly better camera than Xperia Z4v, and although they both have the same video frame rates and the same video quality, the Xiaomi Redmi Note 8 2021 also has a bigger aperture to capture better images and videos in low-light environments, a camera in the back with much more mega pixels and a larger sensor which gives a higher image and video quality.
Xiaomi Redmi Note 8 2021 features a much greater memory capacity to install games and applications than Xperia Z4v, and although they both have a SD memory card expansion slot that supports up to 128 GB, the Xiaomi Redmi Note 8 2021 also has more internal memory capacity. Xiaomi Redmi Note 8 2021 has superior battery lifetime than Sony Xperia Z4v, because it has a 33% more battery capacity.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.