Compare phones
| Global Score | |
| 72.2 | 76.7 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 4.3, 4.2, 4.1, 4.0.4 | Android 11 |
| 2012-06-04 | 2021-05-27 |
| 5.38 x 2.78 x 0.34 inches | 6.23 x 2.96 x 0.33 inches |
| 4.73 ounces | 6.70 ounces |
| Blue, Red and White | Moonlight White, Neptune Blue and Space Black, |
| Polycarbonate | Glass and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 585.00 | -- |
| Display / Screen | |
| 4.8 inches | 6.3 inches |
| 720 x 1280 pixels (HD) | 2340 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 306 pixels per inch | 409 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 8.2 | 8.1 |
| Performance | |
| Qualcomm Snapdragon S4 Plus MSM8960 chipset | MediaTek Helio G85 MT6769Z chipset |
| Krait (Dual-Core 1500 MHz) processor | Cortex-A75, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 2 GB (500 MHz) RAM | 4 GB RAM |
| Adreno 225 (400 MHz) GPU | Mali G52 MC2 GPU |
| 8.46 | 9.09 |
| Storage | |
| 16 GB internal memory | 64 GB internal memory |
| microSD, microSDHC, microSDXC (up to 64 GB) external memory slot | microSDXC (up to 128 GB) external memory slot |
| 6.16 | 10.02 |
| Camera | |
| 8.00 MP + 1.90 MP | 48.00 MP + 13.00 MP |
| f/2.60 aperture | f/1.80 aperture |
| 0.33 inches (1/3") sensor | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| -- | 1280 x 720 (120 fps) (HD) slow motion video |
| 8.47 | 11 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, HSUPA, UMTS, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSPA |
| Micro SIM | Nano SIM |
| 7 | 6.6 |
| Battery Life | |
| 2100mAh Li-Ion Battery | 4000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 199 hours standby time 8 hours talk time | -- |
| 4 | 5.92 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | -- |
| -- | Infra-red port |
| -- | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Xiaomi Redmi Note 8 2021 is just a bit better than the Galaxy S III AT&T, having a 76.7 score against 72.2. These devices work with Android operating system, but the Xiaomi Redmi Note 8 2021 has a newer 11 version and Galaxy S III AT&T has Android 4.3. Xiaomi Redmi Note 8 2021's body is much newer and just a little bit thinner than Galaxy S III AT&T's, although it is also heavier.
Galaxy S III AT&T counts with a little sharper screen than Xiaomi Redmi Note 8 2021, although it has a much lower resolution of 1280 x 720, a really smaller display and a way lower display pixels density. Xiaomi Redmi Note 8 2021 has a much greater memory for apps and games than Samsung Galaxy S III AT&T, because it has an external memory slot that admits a maximum of 128 GB and 64 GB internal memory.
Xiaomi Redmi Note 8 2021 has just a little better processing power than Galaxy S III AT&T, because although it has doesn't have a graphics processor, it also counts with a greater number of cores and a greater amount of RAM. The Xiaomi Redmi Note 8 2021 shoots greater photographs and videos than Galaxy S III AT&T, and although they both have the same 1920x1080 video resolution and the same 30 frames per second video frame rate, the Xiaomi Redmi Note 8 2021 also has a much bigger sensor providing a way better image quality, a way larger aperture and a much better 48 mega-pixels resolution back facing camera.
Xiaomi Redmi Note 8 2021 features a much better battery performance than Samsung Galaxy S III AT&T, because it has a 4000mAh battery capacity instead of 2100mAh.
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