Compare phones
| Global Score | |
| 75 | 83 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 9.0 Pie, 8.1 Oreo, 8.0 Oreo, 7.1 Nougat | Android 10 |
| 2017-09-12 | 2021-01-18 |
| 6.12 x 2.98 x 0.29 inches | 6.37 x 3.04 x 0.36 inches |
| 5.82 ounces | 7.02 ounces |
| Black, Gold and Pink | Daybreak purple and Nightfall black |
| Metal | Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 5.5 inches | 6.5 inches |
| 1920 x 1080 pixels (Full HD) | 2340 x 1080 pixels |
| IPS LCD | IPS LCD |
| 401 pixels per inch | 396 pixels per inch |
| 450 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 625 8953 chipset | MediaTek Dimensity 800U chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2000 MHz) processor | ARM Cortex-A76 and ARM Cortex-A55, 64-bit, 7 nm (Octa-Core 2400 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 506 GPU | Mali-G57 MC3 GPU |
| 9.09 | 9.36 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 10.78 | 11.74 |
| Camera | |
| 12.00 MP + 5.00 MP | 48.00 MP + 13.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| -- | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | 1920 x 1080 (120 fps) (Full HD) slow motion video |
| 9.35 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.1 | 10.7 |
| Battery Life | |
| 3080mAh Li - Ion Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.04 | 6.8 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.1 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Xiaomi Redmi Note 9T is much better than Xiaomi Mi A1, having an 83 score against 75. Both phones in this comparison use Android operating system, but Xiaomi Redmi Note 9T has the previous 10 version and Xiaomi Mi A1 has Android 9.0 Pie. The Xiaomi Redmi Note 9T construction is much newer, but heavier and somewhat thicker than the Xiaomi Mi A1.
Xiaomi Mi A1 features a little more vivid screen than Xiaomi Redmi Note 9T, because although it has a bit smaller display and a little bit lower resolution of 1080 x 1920, it also counts with a little bit more pixels per screen inch. Xiaomi Redmi Note 9T features a bit more memory capacity for applications, games, photos and videos than Xiaomi Mi A1, and although they both have exactly the same internal storage capacity, the Xiaomi Redmi Note 9T also has a slot for an external memory card that admits up to 512 GB.
The Xiaomi Redmi Note 9T has just a little better processing power than Xiaomi Mi A1. They have 8 cpu cores and 4 GB of RAM. The Xiaomi Redmi Note 9T features a really longer battery duration than Xiaomi Mi A1, because it has a 62 percent bigger battery capacity. The Xiaomi Redmi Note 9T takes greater videos and photos than Xiaomi Mi A1, and although they both have the same (4K) video quality and the same 30 frames per second video frame rates, the Xiaomi Redmi Note 9T also has a larger aperture and a way more MP camera in the back.
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