Xiaomi Mi4 has a special place in the history of the Chinese technology company, becoming a kind of “iPhonokiller” that proved the brand’s ability to produce premium devices. Many users still wonder about the history of this model to understand how relevant it is to use as a second SIM card, a device for a child or a collectible exhibit. The question “what year Xiaomi Mi4” arises not just out of curiosity, but to assess compatibility with modern applications and communication networks.
This model was a landmark, as it was in it that the company first applied a metal frame and abandoned the usual design of previous generations in favor of a more rigorous and expensive style. The year of release was the determining factor that divided the lineup into early experimental models and mature flagships with refined iron. Understanding the timing helps to choose the right firmware and assess the real cost of the device in the secondary market.
In this article, we will discuss in detail the chronology of the appearance of the gadget, its technical features and hidden nuances, which are often forgotten by sellers on the advertising platforms. You will learn why the production date may differ from the date of the start of sales and how this affects the choice of the version of the processor.
⚠️ Warning: There are many refurbished devices on the market that are identifiable as originals. The year of release on the box may not coincide with the actual date of assembly of components inside the case, so always check the box. IMEI-code.
Chronology of the exit and regional features
The official presentation of the Xiaomi Mi4 took place in China on July 22, 2014, a date that is considered a reference point, although global sales began much later. Lei Jun, the founder of the company, personally introduced the device, emphasizing its premium materials and performance, which at that time surpassed many Western counterparts.
The international market, including India and Europe, was launched in 2015, creating some confusion about the date, with users often arguing about the year the device should be attributed to, but it is technically better to focus on the Chinese release, since that is where the first batches with the Snapdragon 801 processor began selling.
There is also a version of the Mi4i, which was released in April 2015 and was a simplified version with a plastic case and less powerful hardware. It is important not to confuse these models, as they are different time periods and have radically different capabilities for flashing.
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The official birth year of the Xiaomi Mi4 is 2014, despite a later appearance in international retail.
Technical Specifications and Annual Context
For 2014, the Xiaomi Mi4 was top-of-the-line, with a 5-inch Full HD screen that delivered a pixel density of around 441 ppi, an advanced solution that achieved incredible image clarity that still looks decent on small diagonals.
The basis of performance was Qualcomm Snapdragon 801 quad-core processor with a clock frequency of 2.5 GHz. In a pair with it worked 3 GB of RAM, which by the standards of that time was an excess supply, ensuring smooth operation of the MIUI interface and heavy games.
| Parameter | Characteristics | Relevance in 2026 |
|---|---|---|
| Screen. | 5.0" IPS, 1080x1920 | Normal for 1 SIM card. |
| Processor | Snapdragon 801 | Weak for heavy games |
| Memory (RAM) | 3GB | Minimum for Android 7-9 |
| Camera. | 13 MP, f/1.8 | Only in good light. |
The amount of internal memory varied from 16 before 64 GB, but no support for microSD cards, which 2014 The year was a controversial but justified decision for the flagship Slot for the second SIM-The card can only be activated by installing a micro-SD, This is a major inconvenience for users who need two rooms and additional storage.
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When buying, pay attention to the color of the power button: on Chinese versions it is often orange, and on global versions it is silver or black.
Software and firmware versions
At the time of release, the smartphone was running Android 4.4 KitKat with a MIUI V5 shell. However, the Xiaomi Mi4 is known for its long support and received updates all the way to Android 6.0 Marshmallow (MIUI 9) officially, a rare case for Chinese brands at a time when the device received major OS updates for two years.
Thanks to the popularity of the model, a huge number of custom firmware was created for it, enthusiasts ported even Android 10 and 11 to this device, although their stability left much to be desired due to the limitations of hardware.
⚠️ Note: When reflashing old versions Mi4 (Especially Chinese) face a blocked bootloader problem. Make sure you have a Mi Account with the age to unlock it.
If you plan to use the phone in 2026, it is recommended to install light custom firmware based on Android 7 or 8, as modern versions of Google services can run unstable on 3 GB of RAM.
MIUI Secrets for the Mi4
Camera: Opportunities and time limits
Sony’s 13-megapixel core camera module with f/1.8 aperture and optical stabilization (OIS) was considered one of the best in 2014.Having optical stabilization was a unique advantage that was rare even for competitors in this price segment.
The quality of the photo in daylight may still surprise with detail, but the image processing algorithms are hopelessly outdated, and night photography is almost impossible due to the lack of night modes that appeared in smartphones only a few years later.
- 📸 Daytime shooting: Good detailing and color reproduction, natural HDR.
- 🌑 Night shooting: High noise level, blurring of moving objects, lack of Night Mode.
- 🤳 Front camera: 8MP, which was a record for selfie cameras of the time, but software processing makes the skin too smooth.
Video is shot at 1080p at 30 frames per second, but stabilizing when recording video works mediocrely and often creates a “jelly” effect. For modern social media standards, quality is acceptable only for story books, but not for a full-fledged blog.
Design, ergonomics and materials of the body
The design of the Xiaomi Mi4 is often called the “iPhone for the poor” because of the similarity of the form factor with Apple products, but the build quality here was flawless.
The size of the device (139.2 x 70.8 x 8.9 mm) and weight of 149 grams make it very convenient to use with one hand. In the era of modern “shovel” with 6.5 inches, the Xiaomi Mi4 is perceived as a compact and lightweight gadget that easily lies in any pocket.
However, the lack of protection from water and dust according to the IP standard is a significant disadvantage: dust is often stuffed under the volume buttons, and moisture can fatally affect the plumes of the display, which in this model are located quite close to the bottom end.
☑️ Checking the condition of the used Xiaomi Mi4
The relevance of the purchase in 2026
Should you buy the Xiaomi Mi4 today?The answer depends solely on your goals. As a primary device for working, navigating and modern instant messengers, this phone is no longer suitable due to slowness and application compatibility issues.
However, it can be a great choice for a child who needs a first phone for calls and simple games, or for older people who do not need complex functions. MP3-Player or universal remote for a smart home through an IR port.
The price on the secondary market is symbolic, making the risk minimal. If you find a specimen in good condition with a whole screen and a live battery, it will be an interesting purchase for a collection or experiment.
⚠️ Attention: Batteries in phones 2014-2015 When buying a used device, immediately plan to replace the battery, since the native will keep the charge. 2-4 hour.