Overview of Xiaomi Redmi 15 4G
The Xiaomi Redmi 15 4G, announced and released in August 2025, is a compelling smartphone offering from Xiaomi that targets users looking for a balance of performance, display quality, and battery life at an accessible price point. This device, packed with modern features and specifications, stands out in the competitive mid-range market.
Design and Build
The Redmi 15 4G adopts a sleek and modern design with dimensions of 171.1 x 82.1 x 8.6 mm and weighs 224 grams. It's available in three color options: Midnight Black, Titan Gray, and Sandy Purple. The phone supports dual SIM cards (Nano-SIM + Nano-SIM), giving users flexibility in managing their work and personal contacts or using two different network providers simultaneously.
Display
The device features a 6.9-inch IPS LCD display with a high refresh rate of 144Hz, providing smooth and fluid visuals. The screen offers a resolution of 1080 x 2340 pixels, with a 19.5:9 aspect ratio, resulting in a pixel density of approximately 374 ppi. This setup ensures vibrant and sharp visuals, making media consumption and gaming a delightful experience.
Performance
Under the hood, the Redmi 15 4G is powered by the Qualcomm SM6225 Snapdragon 685 chipset, built on a 6nm process. The octa-core CPU configuration, including four Cortex-A73 cores clocked at 2.8 GHz and four Cortex-A53 cores clocked at 1.9 GHz, provides a balance of efficiency and power. The Adreno 610 GPU supports the chipset, delivering competent graphics performance for gaming and multimedia tasks.
Operating System
This smartphone runs on Android 15 coupled with Xiaomi's HyperOS 2, offering a smooth and intuitive user experience with several customization options. HyperOS 2 enhances user experience with additional features and optimizations exclusive to Xiaomi devices.
Memory and Storage
The device comes with two memory configurations: 6GB of RAM paired with 128GB of internal storage, and 8GB of RAM with 256GB of storage. It also supports memory expansion via a microSDXC card slot, which uses a shared SIM slot, allowing users to increase storage depending on their needs.
Camera Capabilities
The Redmi 15 4G is equipped with a robust dual main camera setup featuring a 50 MP wide sensor with PDAF and an unspecified secondary sensor. It also includes features such as LED flash and HDR, capable of capturing detailed and high-quality photos. The main camera supports video recording at 1080p at 30fps. The front-facing camera is an 8 MP wide sensor, also supporting HDR and 1080p video recording, making it reliable for selfies and video calls.
Audio and Connectivity
The device does not include a 3.5mm headphone jack, which is increasingly common in modern smartphones. It does have a loudspeaker for audio playback without accessories. In terms of connectivity, the device supports Wi-Fi 802.11 b/g/n/ac with dual-band capability, Bluetooth 5.0, and USB Type-C for charging and data transfer. It includes GPS, GLONASS, GALILEO, and BDS for navigation. NFC availability is market/region dependent, and an infrared port is included for remote control capabilities.
Battery Life
A standout feature of the Redmi 15 4G is its massive 7000 mAh battery, which promises extended usage without frequent recharging. It supports 33W wired charging, enabling relatively quick top-ups for the large battery capacity.
Sensors and Additional Features
The side-mounted fingerprint sensor ensures secure and rapid unlocking of the device. Other sensors include an accelerometer and a compass, catering to various apps and functionalities like navigation.
Conclusion
The Xiaomi Redmi 15 4G presents an excellent value for those seeking a mid-range smartphone with high-end features. Its standout battery life, large and high-refresh-rate display, competent performance, and camera capabilities make it a versatile choice for a broad range of users. Priced at approximately 150 EUR, it is positioned competitively, fulfilling both everyday needs and specific entertainment demands.
Key Features of Xiaomi Redmi 15 4G
- Supports GSM, HSPA, and LTE technologies for versatile connectivity.
- Large 6.9-inch IPS LCD display with 144Hz refresh rate and 1080 x 2340 pixels for smooth and clear visuals.
- Powered by Android 15 with HyperOS 2, featuring a Qualcomm SM6225 Snapdragon 685 (6 nm) processor.
- Dual rear camera setup with a 50 MP primary sensor and additional unspecified sensors, capable of 1080p video recording.
- 8 MP wide-angle front camera for selfies with HDR support and 1080p video capability.
- Available in configurations of 128GB 6GB RAM and 256GB 8GB RAM, with microSDXC support through a shared SIM slot.
- Large 7000 mAh battery with 33W fast charging for extended usage.
- Side-mounted fingerprint sensor for convenient unlocking.
- Comprehensive connectivity options including Wi-Fi, Bluetooth 5.0, NFC (dependent on market/region), and infrared port.
- Available in three colors: Midnight Black, Titan Gray, and Sandy Purple at an approximate price of 150 EUR.
Drawbacks of Xiaomi Redmi 15 4G
- Heavy weight at 224 grams, which might be cumbersome for some users.
- No specified screen protection, increasing risk of screen damage.
- Lack of 3.5mm headphone jack might be inconvenient for users with wired headphones.
- Uses a shared SIM slot for microSDXC which limits the use of dual SIMs with expanded storage.
- Limited video recording capabilities with main and selfie cameras capped at 1080p@30fps.
- No radio feature included, potentially a downside for users who prefer onboard radio.
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