Global Score | |
85.5 | 81.1 |
Basic Information | |
Samsung | Xiaomi |
Android 11, 10 | Android 10 |
2019-12-27 | 2020-05-05 |
6.24 x 2.90 x 0.31 inches | 6.53 x 3.02 x 0.35 inches |
6.07 ounces | 7.37 ounces |
Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white | Glacier white, Interstellar gray and Tropical green |
Plastic and Plastic | Glass (Corning Gorilla Glass 5) and Plastic |
Scratch-Resistant Glass | Scratch-Resistant Glass |
$ 282.00 | $ 291.00 |
Display / Screen | |
6.5 inches | 6.7 inches |
2400 x 1080 pixels | 2400 x 1080 pixels |
Super AMOLED | IPS LCD |
405 pixels per inch | 393 pixels per inch |
No touch screen | No touch screen |
8.1 | 8 |
Performance | |
Samsung Exynos 9611 chipset | Qualcomm Snapdragon 720G SM7125 chipset |
ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 465, 64-bit, 8 nm (Octa-Core 2300 MHz) processor |
4 GB RAM | 6 GB RAM |
Mali-G72 MP3 GPU | Adreno 618 GPU |
9.27 | 9.36 |
Storage | |
128 GB internal memory | 64 GB internal memory |
microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
14.14 | 11.74 |
Camera | |
48.00 MP + 32.00 MP | 64.00 MP + 16.00 MP |
f/2.00 aperture | f/1.90 aperture |
26.00mm focal length | 26.00mm focal length |
0.5 inches (1/2") sensor | 0.59 inches (1/1.7") sensor |
3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
1280 x 720 (240 fps) (HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
11.55 | 12.1 |
Networks | |
Wi-Fi | Wi-Fi |
Mobile Hotspot | Mobile Hotspot |
LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
Nano SIM, Dual SIM | Nano SIM, Dual SIM |
6.7 | 6.7 |
Battery Life | |
4000mAh Li - Polymer Battery | 5020mAh Li - Polymer Battery |
Non-Removable Battery | Non-Removable Battery |
5.92 | 6.8 |
Other Features | |
Bluetooth 5.0 | Bluetooth 5.0 |
GPS | GPS |
NFC | NFC |
-- | Infra-red port |
Fingerprint ID Scanner | Fingerprint ID Scanner |
Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
FM Radio | -- |
The Samsung Galaxy A51 is slightly better than Xiaomi Redmi Note 9 Pro, getting an 85.5 score against 81.1. Both devices in this comparison come with Android OS (operating system), but the Samsung Galaxy A51 has the newer 11 version while Xiaomi Redmi Note 9 Pro has Android 10 version, so it offers a couple nice extra features and performance optimizations. The Samsung Galaxy A51 design is somewhat thinner and somewhat lighter than Xiaomi Redmi Note 9 Pro, even when both of them were released with only 4 months difference.
Galaxy A51 has just a bit better display than Xiaomi Redmi Note 9 Pro, because although it has a bit smaller screen, and they both have the same exact 1080 x 2400 resolution, the Galaxy A51 also counts with a bit greater pixel count per display inch. Xiaomi Redmi Note 9 Pro has a little bit better hardware performance than Samsung Galaxy A51, and although they both have a Octa-Core processing unit, the Xiaomi Redmi Note 9 Pro also has a higher amount of RAM memory.
The Samsung Galaxy A51 has a lot bigger memory capacity to store more apps and games than Xiaomi Redmi Note 9 Pro, and although they both have a SD extension slot that supports a maximum of 512 GB, the Samsung Galaxy A51 also has 128 GB internal memory. Xiaomi Redmi Note 9 Pro has longer battery performance than Samsung Galaxy A51, because it has 5020mAh of battery capacity against 4000mAh.
Xiaomi Redmi Note 9 Pro features just a bit better camera than Galaxy A51, and although they both have the same 3840x2160 video quality and the same video frame rates, the Xiaomi Redmi Note 9 Pro also has a back-facing camera with a much better resolution, a bigger sensor taking better quality videos and photographs and a bigger aperture to take better photography and video in poorly lited environments.
Galaxy A51 is not only the best phones between the ones we are comparing here, but it's also cheaper than the Xiaomi Redmi Note 9 Pro, which makes this phone an easy choice.
Despite our efforts to provide accurate information in our reviews and specs, there may be errors or missing information in this website, please check the specifications the brand or seller provide with the product before you buy it. We are not responsible for any inconvinience resulting on the use of this website's information.
Certain content that appears on this site comes from Amazon Services LLC. This content is provided 'as is' and is subject to change or removal at any time.