Xiaomi Redmi 15 4G – The Ultimate Big-Battery Smartphone
The Xiaomi Redmi 15 4G is designed for those who demand more – more power, more display, more style, and more durability. With a 6.9-inch FHD+ 144Hz IPS LCD, it delivers an ultra-smooth viewing experience perfect for gaming, movies, and daily multitasking. Powered by the Snapdragon 685 (6nm) chipset, paired with up to 8GB RAM and 256GB storage, it ensures seamless performance whether you’re streaming, browsing, or running multiple apps
A massive 7000mAh battery with 33W fast charging keeps you going all day without interruption. Capture every moment with its 50MP dual rear camera and 8MP front camera, offering crisp photos and smooth 1080 video recording. Built with IP64 dust and water resistance, the Redmi 15 is made to handle splashes and outdoor use
With HyperOS 2 based on Android 15, a side-mounted fingerprint sensor, and versatile connectivity options including NFC, infrared port, and dual-band Wi-Fi, this phone combines innovation with practicality


Major Features
Massive 7000mAh Battery + 33W Fast Charging
Stay powered for days without worrying about charging. Whether you’re gaming, streaming, or working on the go, the 7000mAh battery keeps you connected with 33W fast charging, and gives you hours of backup with just minutes of charge.
Immersive 6.9” FHD+ 144Hz Display
Experience smooth visuals like never before. The large 6.9-inch IPS LCD offers a 144Hz refresh rate for ultra-smooth scrolling, gaming, and movie streaming. The Full HD+ resolution ensures sharp details and vibrant colors
Snapdragon 685 Performance
Powered by the Snapdragon 685 (6nm) chipset, the Redmi 15 4G delivers efficient multitasking, faster gaming response, and optimized power consumption. The Octa-core CPU ensures a seamless experience across apps.
50MP AI Dual Camera
Capture life in stunning detail. The 50MP primary camera brings clear, high-resolution photos, while HDR enhances shots in all lighting conditions. Record videos in crisp 1080p. The 8MP selfie camera ensures your video calls and selfies look sharp.
Storage That Adapts to You
Available in 128GB with 6GB RAM and 256GB with 8GB RAM, the Redmi 15 provides smooth multitasking and ample storage. Expand further with a microSDXC card using the shared SIM slot.
Durable & Reliable Design
With an IP64 rating, the Redmi 15 4G is resistant to dust and water splashes, giving you confidence wherever you go. At just 8.6mm slim and 224g, it balances durability with comfort in the hand
Advanced Connectivity
Stay connected with dual-band Wi-Fi, Bluetooth 5.0, GPS, GLONASS, GALILEO, BDS, and an infrared port. From wireless payments to remote control, the Redmi 15 has you covered.
Security & Smart Features
A side-mounted fingerprint sensor makes unlocking fast and secure. With HyperOS 2 on Android 15, you get the latest UI experience, enhanced security updates, and smooth system performance.


Inside the Box
- 1x Xiaomi Redmi 15 4G Smartphone
- 1x 33W Fast Charger Adapter
- 1x USB Type-C Cable
- 1x SIM Ejector Tool
- 1x Protective Case (depending on region)
- 1x Quick Start Guide & Warranty Card
Major Specifications
Category |
Details |
Display |
6.9” IPS LCD, 144Hz, 1080 x 2340 pixels (~374ppi) |
Network |
GSM / HSPA / LTE |
Body |
171.1 x 82.1 x 8.6 mm, 224g, IP64 dust & water resistant |
OS & UI |
Android 15, HyperOS 2 |
Chipset |
Qualcomm Snapdragon 685 (6nm) |
CPU & GPU |
Octa-core (4x2.8GHz Cortex-A73 & 4x1.9GHz-A53), Adreno 610 |
Memory |
128GB + 6GB RAM / 256GB + 8GB RAM, microSDXC (shared SIM slot) |
Main Camera |
50MP (wide) + auxiliary lens, LED flash, HDR, 1080p@30fps |
Selfie Camera |
8MP (wide), HDR, 1080p@30fps |
Audio |
Loudspeaker: Yes, 3.5mm jack: No |
Connectivity |
Wi-Fi 802.11 a/b/g/n/ac dual-band, Bluetooth 5.0, NFC (region), GPS/GLONASS/GALILEO/BDS, IR port |
USB |
USB Type-C 2.0 |
Sensors |
Side fingerprint, accelerometer, compass, virtual proximity sensing |
Battery |
7000mAh Li-Ion 33W fast charging |
Frequently Asked Questions (FAQ)
Does the Redmi 15 4G support 5G?
No, it supports 4G LTE networks only
Is the battery removable?
No, the 7000mAh battery is non-removable, but it is built to last with long backup time
Can I expand the storage
Yes, it supports microSDXC cards via the shared SIM slot
Is the Redmi 15 waterproof
It is IP64 rated, meaning it is dust-tight and resistant to water splashes, but not fully waterproof
Does it support fast charging?
Yes, it supports 33W wired fast charging
Can I use two SIM cards?
Yes, it supports Dual Nano-SIM cards.
Is NFC available on all models ?
NFC availability depends on the region/market variant
Does it have a headphone jack?
No, the Redmi 15 does not have a 3.5mm headphone jack. You can use Type-C earphones or wireless earbuds