Redmi 15C 4GB + 128GB

Looking for an affordable smartphone with a large display, long-lasting battery, useful camera features and plenty of storage?

The Redmi 15C 4GB + 128GB is designed for everyday smartphone users who want a capable device for calls, messaging, social media, streaming, photography, browsing and entertainment.

With 4GB RAM and 128GB internal storage, a large 6.9-inch display, MediaTek Helio G81-Ultra processor and 6,000mAh battery, the Redmi 15C delivers a practical balance of performance, screen size and battery endurance.

Large 6.9-Inch Display with 120Hz Refresh Rate

Enjoy a more immersive viewing experience on the Redmi 15C’s 6.9-inch display.

The screen supports a refresh rate of up to 120Hz, making compatible scrolling, animations and supported applications feel smoother and more responsive. Xiaomi also lists up to 660 nits typical brightness and up to 810 nits HBM brightness on its published specifications.

Whether you’re watching videos, browsing social media or reading messages, the large display gives you plenty of screen space for everyday use.

4GB RAM + 128GB Storage

The 4GB RAM + 128GB storage configuration is ideal for users who want a straightforward smartphone with enough room for everyday apps, photos, videos and documents.

The Redmi 15C supports memory extension, allowing compatible storage to be used for additional virtual RAM. Xiaomi also confirms support for a microSD card with storage expansion up to 1TB, although the memory card is sold separately.

MediaTek Helio G81-Ultra Processor

The Redmi 15C is powered by the MediaTek Helio G81-Ultra, an octa-core processor featuring Cortex-A75 and Cortex-A55 CPU cores with a maximum CPU frequency of up to 2.0GHz.

This hardware is suited to everyday activities such as messaging, social media, web browsing, video streaming, music and casual gaming.

Capture Everyday Moments with the 50MP Camera

Take clear everyday photos with the Redmi 15C’s 50MP main camera.

The camera system includes features such as HDR, Night mode, Portrait mode and Time-lapse, giving you different ways to capture and edit everyday moments. Xiaomi also lists an 8MP front camera with portrait, HDR, Night mode and soft-light features.

Camera Highlights

• 50MP main rear camera
• f/1.8 aperture
• AI camera features
• HDR mode
• Night mode
• Portrait mode
• Time-lapse
• 8MP front camera
• Up to 1080p video recording at 30fps

Massive 6,000mAh Battery

One of the Redmi 15C’s biggest advantages is its 6,000mAh battery.

The large battery is designed to provide dependable power throughout the day for everyday activities such as video playback, browsing, social media, calls and messaging.

Xiaomi also supports 33W fast charging and lists the device as supporting USB Type-C charging.

Xiaomi’s published regional information states that the Redmi 15C can reach 50% charge in approximately 31 minutes under specified testing conditions. Actual results can vary according to usage, temperature and charging conditions.

Expandable Storage with microSD

Need more space later?

The Redmi 15C supports microSD expansion up to 1TB, allowing you to store more photos, videos, music and other files beyond the phone’s internal 128GB storage. A microSD card is sold separately.

Modern Design with IP64 Protection

The Redmi 15C combines a large display and substantial battery with a slim design measuring approximately 7.99mm thick and weighing around 205g, according to Xiaomi’s published specifications.

The phone also has an IP64 rating for splash and dust resistance under specified laboratory conditions. It is not designed to be submerged in water, and resistance can decrease through normal wear.

Dual SIM + 4G Connectivity

The Redmi 15C supports Dual SIM and 4G LTE connectivity, making it suitable for users who want to manage two compatible mobile lines on one device. It also supports Wi-Fi, Bluetooth 5.4 and a 3.5mm headphone jack. Exact network bands can vary according to region and model.

Redmi 15C 4GB + 128GB Key Features

• 4GB RAM
• 128GB internal storage
• 6.9-inch display
• Up to 120Hz refresh rate
• MediaTek Helio G81-Ultra processor
• 50MP AI main camera
• 8MP front camera
• 6,000mAh battery
• 33W fast charging
• microSD expansion up to 1TB
• Dual SIM
• 4G LTE
• Bluetooth 5.4
• USB Type-C
• 3.5mm headphone jack
• IP64 splash and dust resistance
• Xiaomi HyperOS based on Android 15 on the specified regional version

Why Buy the Redmi 15C 4GB + 128GB?

The Redmi 15C 4GB + 128GB is a practical choice for buyers looking for a smartphone that combines a large display, dependable battery life, expandable storage and capable everyday performance.

Large Screen

The 6.9-inch display gives you more room for videos, social media, browsing and reading.

Smooth 120Hz Refresh Rate

The refresh rate can reach up to 120Hz on supported applications for smoother scrolling and animations.

6,000mAh Battery

Enjoy a large battery designed to keep you powered through your daily activities.

50MP Camera

Capture everyday photos with the 50MP main camera and its built-in imaging modes.

128GB Storage + microSD

Store your apps, photos and videos internally, with support for expandable storage when you need additional space.

Redmi 15C 4GB + 128GB — Product Specifications

*Specifications, software availability, network bands and features can vary by region and model. Xiaomi specifically notes that configurations can differ by market.