Discover in-depth information on all the technical features, specifications, design, and price of the Xiaomi Mi 4S, one of the most iconic mid-range Android smartphones from the Chinese brand. Below, we analyze every aspect of the device, compare it to the competition, and show you all the relevant details so you can decide if the Xiaomi Mi 4S is the perfect phone for you.
Introduction to the Xiaomi Mi 4S: Evolution and Positioning
The Xiaomi Mi 4S represents a significant evolutionary leap within the Mi 4 family of mobile phones. Following the success of the Mi 4, the Chinese manufacturer opted for a model that improved both its design and internal hardware, all while maintaining Xiaomi's signature approach: innovative technology at highly competitive prices . This smartphone has positioned itself as a very attractive option for those seeking a powerful, well-rounded device at an affordable price.
Furthermore, it maintains the brand's philosophy of offering premium quality phones with features that, in many cases, rival more expensive models from other brands.
Design and display: elegance, lightness and visual quality
The Xiaomi Mi 4S boasts a modernized and elegant design that represents a significant improvement over previous models. Its body combines metal and glass finishes, creating a premium feel in hand, while the assembly stands out for its attention to detail.
- Dimensions: 139,3 mm high x 70,8 mm wide x 7,8 mm thick.
- Weight: 133 grams, making it especially light and comfortable for everyday use.
The front features a 5-inch IPS LCD screen with Full HD resolution (1920 x 1080 pixels) and a pixel density of 441 ppi, delivering sharp images and vibrant colors. This technology allows for wide viewing angles of up to 178 degrees and makes the most of the narrow bezels for a more immersive visual experience.
- Display: 5” IPS LCD, Full HD 1920×1080, 441 ppi, 16 million colors.
- Design: Smoothed edges, compact body and ergonomic feel.
- Color availability: gold, pink, white and black.
The front of the Mi 4S retains capacitive buttons outside the panel, allowing for better use of screen space, while the back has been redesigned to resemble the style of the Mi 5, discreetly incorporating both the camera and fingerprint reader. The overall design reflects elegance and minimalism , ideal for users seeking a device that combines style and functionality in every detail.
Cameras: versatile and balanced photography
The Xiaomi Mi 4S's camera system has been optimized to meet everyday needs and deliver high-quality results in both photos and videos. On the back, it features a 13-megapixel sensor with an f/2.0 aperture, phase detection autofocus (PDAF), and a dual-LED flash with different color temperatures, allowing for detailed images even in low-light conditions.
- Rear camera: 13 MP, PDAF, f/2.0 aperture, dual LED flash, Full HD 1080p video recording.
- Frontal camera: 5 MP, f/2.0 aperture, designed for selfies and video calls in good lighting.
While the raw megapixel count might seem modest compared to some competing models, Xiaomi focuses on the quality of its sensors and image processing, achieving good color balance, sharpness, and detail in everyday photography. Video recording performance is also noteworthy, capturing smooth clips in Full HD resolution.
Power and hardware: balanced performance for everyday use
Beneath the Xiaomi Mi 4S lies a set of components that guarantee solid performance in all kinds of tasks. The device features a Qualcomm Snapdragon 808 processor, a six-core SoC that combines speed and energy efficiency.
- CPU: Snapdragon 808, Dual-core 1.8 GHz ARM Cortex-A57 + Quad-core 1.44 GHz ARM Cortex-A53 (big.LITTLE architecture)
- GPU: Adreno 418
- RAM: 3GB LPDDR3 dual channel
This configuration allows for smooth running of apps, games, and multitasking, minimizing wait times and lag, even under heavy use. The Xiaomi Mi 4S is available in two internal storage variants: 16 GB and 64 GB , both expandable via microSD card up to 128 GB . This flexibility is ideal for those who need extra space for apps, photos, videos, and personal files.
- Storage Options: 16GB or 64GB internal + microSD expansion up to 128GB.
As for battery life, the Mi 4S features a non-removable 3.260 mAh battery , optimized to provide extended use for both everyday tasks and intensive tasks. Thanks to its efficient processor and MIUI's power management, you can enjoy a full day without worrying about charging.
The device supports Quick Charge 2.0 fast charging technology , allowing a large portion of the battery to be recharged in short intervals of time, which is especially useful for active users and travelers.
Software: MIUI 7 and Android 6.0 Marshmallow
The Xiaomi Mi 4S comes with the MIUI 7 customization layer based on Android 6.0 Marshmallow . This combination guarantees access to the latest operating system features and exclusive functions developed by Xiaomi, such as advanced power saving, interface customization, and optimized background usage.
- MIUI 7: Intuitive interface, multiple customization options, themes, and energy efficiency improvements.
- Extra features: Battery saving, notification management, additional security options.
Users can enjoy a smooth and secure Android experience, supported by regular updates and the extensive support of the MIUI community, renowned for its resources and collaborative solutions.
Connectivity and sensors: complete and ready for everything
The Xiaomi Mi 4S integrates all the connectivity options necessary for modern use, ensuring compatibility with different networks and accessories. Its Dual SIM capability is a standout feature , allowing the use of two SIM cards (Micro-SIM and Nano-SIM, dual stand-by), ideal for those who want to manage multiple lines on a single device.
- Support for 4G LTE and 3G, with global coverage and compatibility with Spanish networks.
- Wireless connectivity: WiFi, Bluetooth 4.1, infrared and FM radio.
- USB Type-C: For data transfer and fast charging, providing greater speed and convenience.
- Fingerprint sensor: Located on the back, it's quick and accurate in unlocking your phone and protecting your privacy.
- Other sensors: Accelerometer, gyroscope, proximity, compass, ambient light.
The infrared port adds the ability to use your smartphone as a universal remote control, making it a great option for controlling TVs and other multimedia devices.
Battery and autonomy: duration for intensive use
The Xiaomi Mi 4S's battery is one of its greatest strengths. Thanks to its 3.260 mAh capacity and the efficiency of its hardware and software, the phone can easily last a full day, even with extended sessions of browsing, gaming, streaming, or photography. Quick Charge 2.0 technology allows for fast and efficient charging, eliminating the long waits required by older models.
- Capacity 3.260 mAh (non-removable).
- Optimization: Energy management software, saving in the background.
- USB Type-C: Convenience in charging and data transfer.
Thanks to these features, the Mi 4S ensures continuous battery life throughout the day, making it ideal for demanding users or those who need a reliable phone on long journeys.
Audio and multimedia experience
The Xiaomi Mi 4S features an audio system that, while not competing with higher-end models, offers clear and adequate sound for music playback, calls, and multimedia content. It also includes FM radio , a feature many users still appreciate for daily use, especially in regions where mobile data may be limited.
- Integrated speakers: Sufficient quality for music and videos.
- 3.5 mm audio jack output: Compatible with most headphones and external devices.
- FM radio: Integrated, no internet connection required to listen to local stations.
Ergonomic design and construction materials
In addition to its elegant and minimalist design, the Xiaomi Mi 4S is built for a comfortable everyday experience . The combination of metal and glass in its construction provides durability, while its curved shape and light weight contribute to a better fit in the hand.
- Makings: Metal and glass, with polished finishes and a premium feel.
- Physical buttons: Precise tactile response, strategically placed.
- Rear design: Fingerprint reader, camera and flash integrated discreetly and harmoniously.
Opinions and ratings from users and experts
Reviews of the Xiaomi Mi 4S highlight its responsive performance, sleek design, and excellent value for money . Many users emphasize the lack of lag in everyday use and the phone's smooth multitasking performance. Specialized media outlets also praise the screen quality, battery life, and the responsiveness of the rear-mounted fingerprint reader, which works quickly and reliably.
- Strengths: Balance between power and efficiency, premium design and affordable price.
- Aspects to improve: Software updates are limited to newer versions, and the front camera is sufficient but not outstanding compared to current high-end models.
The Xiaomi Mi 4S is perceived as one of the best options within the mid-range, especially for those who value a stylish, functional device with excellent battery life.
Comparison with other models and price-performance ratio
The Xiaomi Mi 4S stands out as one of the best-performing models in the mid-range Android phone segment. It shares its Snapdragon 808 processor with other prestigious devices, such as the LG G4 and the Nexus 5X, guaranteeing sufficient power for most users. To take full advantage of its features, we recommend checking out the Xiaomi deals during GearBest's anniversary celebration.
- Comparison with Mi 4 / Mi 4i: Improved design, lighter, optimized battery and fingerprint sensor.
- Comparison with LG G4 / Nexus 5X: Significantly lower price, same processor and RAM range.
- Value for money: One of the most notable features of the Mi 4S, surpassing other phones with a similar price in performance.
This model was presented as a much more affordable alternative to higher-priced devices without sacrificing an advanced, modern, and enjoyable experience.
Availability and price
The Xiaomi Mi 4S was initially launched in the Chinese market, in different memory and color variants. Although its official release in international markets like Spain has been limited, online stores and import platforms allow its purchase from various countries.
- Introductory price: The 64GB model was priced at around 1699 yuan, equivalent to about 235 euros, while the 16GB version starts at around 200 euros.
- Available colors: Gold, pink, white, and black, each with unique finishes and a different texture on the back.
- Purchase channels: Mainly through imports from Asian technology specialist stores, such as GearBest and others.
Since official availability outside of China may vary, it's important to check network band compatibility and international warranty before purchasing.
Customization options and compatible accessories
The Xiaomi ecosystem offers a wide range of accessories and customization options compatible with the Mi 4S. From cases, screen protectors, and silicone covers to original accessories like chargers, power banks, and headphones, users can tailor the device to their style and needs.
- Covers and covers: Wide variety of colors and materials.
- Screen savers: Tempered glass, anti-fingerprint and scratch-proof.
- Audio accessories: Compatible Xiaomi Bluetooth headphones and speakers.
- MIUI Customization Options: Themes, icons and visual settings.
This versatility allows each user to adapt the Mi 4S to their own lifestyle, improving the experience both functionally and aesthetically.
Frequently Asked Questions about the Xiaomi Mi 4S
- Is it still advisable to buy the Xiaomi Mi 4S today?
Despite the emergence of new models, the Mi 4S remains an excellent choice for those looking for a reliable Android phone with an attractive design and good features at a reasonable price. - Is it compatible with all networks in Spain and Latin America?
It depends on the version purchased. It's a good idea to check that the international model supports local LTE/4G and 3G bands before purchasing. - Can you receive system updates?
The MIUI version can be updated, although depending on the region, Android updates may be limited. - Does it support microSD cards?
Yes, up to 128GB, making it a flexible phone for users who require extra storage.
The Xiaomi Mi 4S stands out for incorporating the key features that define premium mid-range phones : sophisticated design, robust hardware, comprehensive connectivity, and an intuitive user experience. Furthermore, the wide range of accessories and customization options increases its value as an everyday device. To find out about the latest deals, be sure to visit our spring discounts section at GearBest.
If you're looking for a powerful, elegant Android smartphone with excellent battery life, the Xiaomi Mi 4S remains an excellent alternative within the Xiaomi universe, standing out for its value for money and as a reliable option for those who don't want to compromise.
