Samsung Galaxy S23 Ultra, Xiaomi Redmi Note 12 Pro, iPhone 15, Samsung Galaxy A54, Google Pixel 7a

Do you want one of the best smartphones of this month December 2023? We've selected the Samsung Galaxy S23 Ultra, Xiaomi Redmi Note 12 Pro, iPhone 15, Samsung Galaxy A54 and Google Pixel 7a models for you. But among these, which one is really for you? Here are their main characteristics compared to help you choose.

The design is up to everyone a little bit. Among the smartphones we have selected for you, the Samsung Galaxy S23 Ultra offers a very sleek design with image sensors that appear to be located in the upper left corner only. They don't have anything to do with them, running the risk of accumulating a bit of dust over time.
For its part, the Galaxy A54 has also been greatly improved with edges that are slightly flatter than those of the Xiaomi Redmi Note 12 Pro, offering very flat edges with a small panel at the top left to accommodate the image sensors while the iPhone 15 also offers flat and square edges in Top right and left for image sensors. Finally, Google's Pixel 7a has a bar that takes up the entire width of the screen to integrate image sensors. They are all available in different colors that everyone will appreciate.

In terms of autonomy, and in particular the battery, the Samsung and Xiaomi phones have a capacity of 5000 mAh compared to 4400 mAh for the Pixel 7a and 3349 mAh for the iPhone 15. The fastest to recharge is the Redmi Note 12 Pro followed by the Samsung Galaxy S23 ultra.

What is the best screen and which is the most powerful?

Regarding the display surface, the Samsung Galaxy S23 Ultra has a 6.8-inch AMOLED panel with high resolution and the ability to change its refresh rate between 1 and 120 Hz, in addition to being also compatible with the HDR10+ video format. The Xiaomi Redmi Note 12 Pro screen measures 6.67 inches diagonally but is less bright than the Samsung screen, although it still offers a 120 Hz refresh rate and is compatible with the Dolby Vision video format.

This video standard also supports the iPhone 15's 6.1-inch screen and has greater brightness than the previous two phones. However, one of its drawbacks is that it only offers a 60Hz refresh rate, so scrolling is less smooth than others. The Google Pixel 7a also features a 6.1-inch diagonal, compatible with HDR technology at a frequency of 90 Hz, while the Samsung screen is larger: 6.4 inches with a maximum frequency of 120 Hz.

In terms of power and performance, the fastest is the iPhone 15 because it has an Apple A16 chip accompanied by 6GB of RAM. Then the Samsung Galaxy S23 Ultra comes with the Snapdragon 8 Gen 2 For Galaxy processor, which is a specially optimized processor. Then there's the Pixel 7a with the Tensor G2 chipset paired with 8GB of RAM. The Samsung Galaxy A54 then arrives with an Exynos 1380 processor with 8GB of RAM and the same amount of virtual memory. Finally, the Redmi Note 12 Pro comes out on the back with a MediaTek Dimensity 1080 Soc and 6 or 8GB of RAM.

What configurations to take pictures and what to connect?

For taking photos, the Samsung Galaxy S23 Ultra seems to be the most versatile thanks to its 200MP optically stabilized main sensor accompanied by a 12MP sensor for photos in ultra-wide-angle mode as well as two optically stabilized telephoto lenses allowing for 3x and 10x zoom. Then there is the iPhone 15 which has a 48MP main sensor accompanied by a 12MP sensor that allows for 2x optical zoom. Google's Pixel 7a also does very well with its 64MP optically stabilized main sensor as well as its 13MP secondary sensor.
Finally, it's a tough battle between the Samsung Galaxy A54 which has a 50 + 12 + 5 MP configuration versus the 50 + 8 + 2 MP configuration on the back of the Redmi Note 12 Pro. For selfies and video calls, the Samsung Galaxy S23 Ultra has a 12-megapixel sensor capable of recording videos in HDR10+ mode compared to the 12-megapixel sensor on the front of the iPhone 15. The Samsung Galaxy A54 benefits from a 32-megapixel sensor Compare 16MP sensor in the front position on the Xiaomi mobile while the Pixel 7a sports a 10.8MP sensor.

Finally, in terms of connectivity, all the smartphones we've chosen for you are 5G compatible and also offer Wi-Fi 6. The Samsung Galaxy S23 Ultra as well as the Pixel 7a have the advantage of offering slightly more efficient Wi-Fi 6E. They all support NFC for contactless payment and pairing with a compatible device. The Xiaomi Redmi Note 12 Pro has the peculiarity of having an audio jack to connect headphones directly. On the other hand, it is the only one that is not completely waterproof and can only resist stains.
All other devices are IP68 certified so they can be completely submerged under water as well as in dust without any damage. Finally, note the availability of an under-display fingerprint reader on smartphones except the iPhone 15 which does not have a reader while the Redmi Note 12 Pro grows its difference with a profile-mounted sensor on the standby button.