Xiaomi Redmi 15C 4G specifications and in-depth review

Xiaomi Redmi 15C 4G

Manufacturer: Xiaomi

The Xiaomi Redmi 15C 4G is a smartphone that features a large 6.9″ LCD display and a robust 6000 mAh battery, offering reliable performance for daily tasks. Its 4GB of RAM and MediaTek Helio G81 Ultra chipset provide an efficient balance of power and performance. With a weight of 205 g, it has a solid build, but it's not rugged. The device also supports features like a 50 MP main camera and a fingerprint scanner for added security.

For technical specifications, the Xiaomi Redmi 15C is equipped with a MediaTek Helio G81 Ultra chipset paired with 4GB of RAM. The device supports 33W fast charging and comes with 256GB of internal storage, expandable via an external memory slot. The 50 MP main camera is capable of shooting 1080p video, and the phone offers various features like manual focus, HDR, and a 5.4 Bluetooth version for connectivity. The smartphone runs Android 15 and includes useful privacy features, such as location privacy options and clipboard warnings.

Pros
  • Supports dual SIM cards, allowing for better flexibility and convenience with multiple phone numbers or networks.
  • Features NFC for easy pairing with other devices, enhancing connectivity and data transfer options.
  • Includes a fingerprint scanner for improved security and easier unlocking of the device.
  • Offers Wi-Fi 5 support for fast and reliable internet connectivity.
  • Has GPS and a compass, providing useful navigation capabilities.
Cons
  • Does not support 5G, limiting future-proofing for faster mobile data speeds.
  • Lacks stereo speakers, which could affect the audio quality during media playback.
  • Does not have fast charging support, with a maximum charging speed of 33W, which may not be as efficient compared to other devices with higher fast charging capabilities.
  • No sapphire glass display or curved display, making it less resistant to scratches and lacking the modern design seen in some premium devices.
  • Does not have reverse wireless charging, limiting the ability to charge other devices wirelessly.
Who is this for?

This product is ideal for users who prioritize dual SIM support and NFC for seamless connectivity. It will also appeal to those who require solid GPS functionality and a fingerprint scanner for enhanced security. The inclusion of Wi-Fi 5 ensures a stable and relatively fast internet connection, making it suitable for everyday tasks such as browsing, streaming, and navigation.

Who is this NOT for?

This device is not suitable for users who demand 5G support for ultra-fast data speeds, as it only supports 4G. It's also lacking stereo speakers, which could affect audio quality during media consumption. Additionally, the absence of reverse wireless charging and a sapphire glass display means it may not meet the needs of users looking for more premium features or enhanced durability for long-term use.

Design:

water resistance Water resistant
weight 205 g
thickness 8 mm
width 79.5 mm
height 171.6 mm
volume 109.1376 cm³
Ingress Protection (IP) rating IP64
has a rugged build
can be folded

The Xiaomi Redmi 15C 4G features a sleek design with a weight of 205 g and dimensions of 171.6 mm in height, 79.5 mm in width, and a thickness of 8 mm. It offers water resistance with an IP64 rating, providing protection against splashes and dust. However, it does not have a rugged build, and it cannot be folded. The phone's overall volume is approximately 109.14 cm³, giving it a balanced and practical size for everyday use.

Display:

Display type LCD, IPS
screen size 6.9"
pixel density 254 ppi
resolution 720 x 1600 px
refresh rate 120Hz
has branded damage-resistant glass
Gorilla Glass version Gorilla Glass 3
supports HDR10
supports HDR10+
Always-On Display
supports Dolby Vision
Has a secondary screen
has a touch screen

The Xiaomi Redmi 15C 4G features a large 6.9″ LCD, IPS display with a resolution of 720 x 1600 px, offering a pixel density of 254 ppi. The display is protected by Gorilla Glass 3, providing durability against scratches and impacts. While it supports a 120Hz refresh rate for smoother visuals, it does not include features like HDR10, Dolby Vision, or an Always-On display. The screen also supports touch functionality but does not feature a secondary screen.

Performance:

internal storage 256GB
RAM 4GB
Chipset (SoC) name MediaTek Helio G81 Ultra
GPU name Mali G52 MP2
CPU speed 2 x 2 & 6 x 1.8 GHz
Geekbench 6 result (multi) 1391
Geekbench 6 result (single) 420
Geekbench 5 result (multi) 1300
Geekbench 5 result (single) 350
Has integrated LTE
RAM speed 1800 MHz
semiconductor size 12 nm
Supports 64-bit
DirectX version DirectX 12
Has integrated graphics
OpenGL version 3.2
OpenGL ES version 3.2
Uses big.LITTLE technology
CPU threads 8 threads
Has TrustZone
maximum memory bandwidth 13.41 GB/s
OpenCL version 2
memory channels 2
L2 cache 0.3 MB
eMMC version 5.1
maximum memory amount 8GB
GPU execution units 2
GPU turbo 950 MHz
number of transistors 5500 million
Thermal Design Power (TDP) 5W
DDR memory version 4
shading units 32
turbo clock speed 2GHz
L3 cache 1 MB

The Xiaomi Redmi 15C 4G is powered by the MediaTek Helio G81 Ultra chipset and 4GB of RAM, offering reliable performance for daily tasks. It comes with 256GB of internal storage, allowing ample space for apps and media. The device runs on a 2 x 2 GHz and 6 x 1.8 GHz CPU with 8 threads and utilizes big.LITTLE technology for efficient processing. For graphics, it features the Mali G52 MP2 GPU with GPU turbo up to 950 MHz. The device supports 64-bit architecture and has DirectX 12 compatibility, ensuring smooth multimedia and gaming experiences.

Cameras:

megapixels (main camera) 50 MP
wide aperture (main camera) 1.8f
Has a dual-lens (or multi-lens) main camera
megapixels (front camera) 8MP
has built-in optical image stabilization
video recording (main camera) 1080 x 30 fps
Has a dual-tone LED flash
number of flash LEDs 1
has a BSI sensor
has a CMOS sensor
has continuous autofocus when recording movies
Has phase-detection autofocus for photos
supports slow-motion video recording
has a built-in HDR mode
has manual exposure
has a flash
optical zoom 0x
has manual ISO
has a serial shot mode
has manual focus
pixel size (main camera) 0.64 µm
has a front camera
Has laser autofocus
Shoots 360° panorama
has manual white balance
shoots raw
has touch autofocus
has manual shutter speed
can create panoramas in-camera
wide aperture (front camera) 2f
Has timelapse function
Has a front-facing LED flash
has a dual-lens (or multi-lens) front camera
supports HDR10 recording
supports Dolby Vision recording
has a front-facing camera under the display
Has a RGB LED flash
has 3D photo/video recording capabilities

The Xiaomi Redmi 15C 4G is equipped with a 50 MP main camera featuring a wide aperture of f/1.8, allowing for sharp and bright photos. It supports phase-detection autofocus for fast and precise focusing, and continuous autofocus during video recording. The camera can record 1080p video at 30 fps and supports slow-motion video. The device also includes features like manual exposure, HDR, and burst mode for enhanced photo control, along with an 8 MP front camera for selfies.

Operating system:

Android version Android 15
has clipboard warnings
has location privacy options
has camera/microphone privacy options
has Mail Privacy Protection
has theme customization
can block app tracking
blocks cross-site tracking
has on-device machine learning
has notification permissions
has media picker
Can play games while they download
has dark mode
has Wi-Fi password sharing
has battery health check
has an extra dim mode
has focus modes
has dynamic theming
can offload apps
Has customizable notifications
has Live Text
has full-page screenshots
supports split screen
gets direct OS updates
has PiP
Can be used as a PC
Has sharing intents
has a child lock
Supports widgets
Is free and open source
Has offline voice recognition
has voice commands
Tracks the current position of a mobile device
is a multi-user system
has Quick Start

The Xiaomi Redmi 15C 4G runs on Android 15, offering features like theme customization, dark mode, and on-device machine learning. Users can enjoy advanced privacy controls with location privacy options, camera/microphone privacy options, and the ability to block app tracking. The device supports productivity features such as split screen, customizable notifications, and Live Text, as well as convenient options like battery health check, Wi-Fi password sharing, and offline voice recognition.

Battery:

battery power 6000 mAh
has wireless charging
Supports fast charging
charging speed 33W
has reverse wireless charging
has a removable battery
has a battery level indicator
has a rechargeable battery

The device is powered by a robust 6000 mAh rechargeable battery, ensuring long-lasting performance. It supports fast charging at a speed of 33W, providing quick power-ups. Additionally, it includes a battery level indicator to keep users informed, but lacks features like wireless charging and reverse wireless charging. The battery is non-removable, providing convenience without the need for physical removal.

Audio:

has a socket for a 3.5 mm audio jack
has stereo speakers
has aptX
has LDAC
has aptX HD
has aptX Adaptive
has aptX Lossless
Has a radio

This device features a 3.5 mm audio jack, allowing you to use wired headphones or other audio accessories. While it lacks stereo speakers and advanced audio codecs like aptX, LDAC, and aptX Adaptive, it still includes a radio for traditional FM listening, providing a versatile audio experience for various needs.

Connectivity & Features:

release date August 2025
has 5G support
Wi-Fi version Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
SIM cards 2 SIM
Bluetooth version 5.4
has an external memory slot
Has USB Type-C
USB version 2
has NFC
download speed 300 MBits/s
upload speed 100 MBits/s
Has a fingerprint scanner
has emergency SOS via satellite
has crash detection
is DLNA-certified
has a gyroscope
supports ANT+
Has a heart rate monitor
has GPS
has a compass
supports Wi-Fi
Has an infrared sensor
has an accelerometer
has a cellular module
Has a barometer
has an HDMI output
Uses 3D facial recognition
Has an iris scanner
Stylus included
supports Galileo
Has motion tracking
Has optical tracking
Has a built-in projector

This device offers a solid range of connectivity options, including Wi-Fi 4 (802.11n) and Wi-Fi 5 (802.11ac), Bluetooth 5.4, and NFC for seamless wireless communication. It supports dual SIM cards and has an external memory slot for added storage flexibility. Additionally, the device features USB Type-C with USB 2.0 support, a fingerprint scanner for enhanced security, and GPS and compass for accurate location tracking. While it lacks 5G support, crash detection, and some advanced sensors, it provides reliable connectivity for most everyday tasks.

Miscellaneous:

has a video light
Has sapphire glass display
Has a curved display
Has an e-paper display

This device features a video light for enhanced lighting during video calls or content creation, but it does not come with a sapphire glass display, curved display, or an e-paper display. These aspects contribute to a simpler, yet functional design with practical features for everyday use.

Final Verdict

The product offers a solid combination of connectivity features, such as dual SIM support, NFC, and reliable Wi-Fi 5, making it a good option for users who prioritize convenience and security. The inclusion of a fingerprint scanner and GPS functionality further enhances its appeal for everyday use. However, it lacks some premium features like 5G support and stereo speakers, which may limit its appeal to users seeking a more high-end experience. Overall, this device is a great choice for those who need solid, functional connectivity and security in a well-rounded package.

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