Xiaomi Redmi Note 9 Pro: when the smartphone and its key features

The question of when exactly the Xiaomi Redmi Note 9 Pro came out is often confusing for users, as it has a complex history of releases in different regions of the world. Global interest in this device is due to its positioning as one of the best “flagship killers” of its time, offering a balance between price and performance. It is important to understand that launch dates in China and the international market are significantly different, which directly affects the version of the operating system and the set of supported frequencies out of the box.

The first introduction of the device took place in early 2020, marking a new stage in the company’s strategy of separating the model series, and it was during this period that the Redmi brand began to actively introduce solutions previously available only in higher-end segments, such as: AMOLED-characteristic IPS-For potential buyers and collectors of equipment, an accurate date is important not only for historical reference, but also for understanding the relevance of the software that the device receives years after the start of sales.

In this article, we will take a look at the timeline of the smartphone, the technical details of various modifications, and answer the questions that most often arise when analyzing this gadget. You will learn why the versions for China and the global market differ, and how this affects the choice of accessories and firmware.

Official date of presentation in China

Xiaomi Redmi Note 9 Pro has its origins in China, where the brand introduced a device called Redmi Note 9 Pro Max and the standard version of the Pro a little later, although it was originally announced the basic model of the series.The official presentation took place on March 12, 2020. This event marked the transition to a new rear design and the introduction of more powerful processors of the Snapdragon 7xx series. The Chinese version became the benchmark for subsequent global releases, setting a high bar for expectations.

Importantly, the Chinese market got a device with a Snapdragon 720G processor, which at the time was considered the optimal solution for mobile gaming, the camera received a module of 64 MP, which was a revolutionary step for the mid-range segment, users in China were the first to appreciate the new features of the MIUI 11 interface, based on Android 10.

It’s worth noting that the Chinese release defined the architecture of future upgrades, and that engineers built the potential to keep it relevant for several years. The Chinese version of the Redmi Note 9 Pro was released on March 12, 2020, the forerunner of the series’ global success, setting the trend for high-pixel density quad cameras and large screens in the budget class.

• 📅 Chinese release date: March 12, 2020.
• 🇨🇳 Launch OS: MIUI 11 based on Android 10.
• ⚙️ Key processor: Qualcomm Snapdragon 720G.
• 📸 The main camera sensor: Samsung GW1 64 MP.

Global Launch and Exit in Russia

The international version of the smartphone, known simply as the Redmi Note 9 Pro (without the prefix Max, unlike the Indian market), was introduced later than the Chinese. the Global presentation took place on April 30, 2020 in the format of an online event. During the same period, the device began to appear on store shelves in Europe and Asia.

The global version has some changes in design and color compared to the Chinese counterpart, new color options such as Interstellar Grey and Tropical Green have appeared, and technically the device has remained true to its roots, retaining the Snapdragon 720G processor, but received adapted LTE frequencies for operation in networks of different countries, including Russia.

⚠️ Note: When buying a device in the secondary market, pay attention to the region of origin. Global version (Global) and Chinese version (CN) There may be different sets of Band 20 frequencies supported, which is critical for the operation. 4G rural Russia.

The release of the smartphone in Russia was accompanied by an aggressive marketing campaign, emphasizing the presence of the smartphone. NFC-The module and fast charging of 30 watts included, which set it apart from competitors who often removed these components to reduce the price, and users praised the presence of a protective case and film in the box, which was a nice bonus.

• 🌍 Global Release: April 30, 2020.
• 🇷🇺 Start of sales in Russia: May 2020.
• 🎁 Complete: 30W charger, case, Type-C cable.
• 📡 Support NFC: It is present in all global versions.

Differences between 4G and 5G versions

There is a common misconception that the Redmi Note 9 Pro has only one modification. In fact, later released a version with support for fifth-generation networks, called the Redmi Note 9 Pro 5G. This device was released in late 2020 and significantly different from its predecessor. The main difference was the processor: instead of the Snapdragon 720G, it used the more powerful Snapdragon 750G.

The screen in the 5G version has also undergone changes: the refresh rate has been increased to 120 Hz against 60 Hz in the conventional version, which made the interface much smoother and more responsive. However, it is worth considering that 5G support in Russia at the time of release and in subsequent years was limited, so for most users this feature was more of a backup.

The 5G version’s rear design was also redesigned, with the camera block becoming square rather than rounded like the original Pro. This visually distinguished the devices and allowed them to be immediately distinguished from each other. The choice between these models depended on the user’s priorities: autonomy and proven stability of 4G or high screen refresh rates and 5G power reserve.

• 🚀 Processor 5G Version: Snapdragon 750G (5 nm process technology).
• 🖥️ Screen: 120 Hz vs. 60 Hz in the base model.
• 🔋 Charging: 33W support vs 30W.
• 📐 Design: Square camera module instead of oval.

Technical characteristics and key features

Considering the Xiaomi Redmi Note 9 Pro from a technical point of view, it is impossible not to note the balance of its components. The device is based on the Qualcomm platform, which guarantees good optimization of applications and games. The screen is made using IPS LCD technology with a diagonal of 6.67 inches and a resolution of FullHD +, which provides excellent picture detail and good viewing angles.

The focus was on autonomy: a 5020mAh battery coupled with an energy-efficient processor allowed the smartphone to run for up to two days in moderation, and the Quick Charge 4.0 fast charging system and its own adapter included allowed it to recover from 0 to 60% in just 30 minutes, which was an outstanding result for 2020.

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To extend the battery life, try not to discharge the smartphone below 15-20% and do not keep it on charge at 100%, especially in high ambient temperatures.

The Samsung GW1 sensor, with a resolution of 64 MP, allowed for detailed images even in good lighting. Night mode, although inferior to flagships, did its job well thanks to Xiaomi’s nighttime shooting algorithms. Video was shot at 4K resolution at 30 frames per second, which was the standard for this class.

Software and updates

At the time of the release of the Redmi Note 9 Pro was running the shell MIUI 11 based on Android 10. since then, the device has received several major updates to the operating system, which is a good indicator for a smartphone mid-segment. users were able to upgrade to MIUI 12, MIUI 12.5 and MIUI 13 based on Android 11 and Android 12, respectively.

The upgrade process has generally gone smoothly, although some users have noted a temporary decline in autonomy immediately after installing a new version of the software, which is a normal process of system optimization. Xiaomi has provided the device with two major Android updates, which is in line with their policy for the Note series of the period.

Do not interrupt the update process, as this can lead to software failure and the need to flash through the computer, the stability of the system as a whole is appreciated by users, despite the presence of advertising in standard applications that can be turned off.

• 📲 Starting OS: Android 10 (MIUI 11).
• 🆙 Maximum OS: Android 12 (MIUI 13).
• 🛡️ Security Patches: Updated regularly for 3 years.
• ⚙️ Features MIUI: Extended gesture settings and themes.

Frequently Asked Questions (FAQ)

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Xiaomi Redmi Note 9 Pro was released in 2020 and remains relevant due to the balance of characteristics, but when buying a used device, it is important to check the status of the battery and the firmware version.