Xiaomi Redmi 15 4G
Full Specifications
Price in BD
| Official | 6GB+128GB- 17,999 TK |
General Info
| Announced | 1 August, 2025 |
| Status | Available |
| Released | 21 September, 2025 |
| Brand | Xiaomi |
| Model | Redmi 15 4G |
| Made By | China |
Network
| Technology | GSM / HSPA / LTE |
| 2G bands | GSM:2/3/5/8 |
| 3G bands | WCDMA:1/5/8 |
| 4G bands |
LTE FDD: 1/3/5/7/8/20/28 LTE TDD: 38/40/41 |
| VoLTE | |
| Speed | HSPA, LTE |
Body
| Dimensions | 169.48 x 80.45 mm |
| Thickness | 8.40mm |
| Weight | 214 g |
| SIM Slot | Dual SIM |
| SIM SIM (Subscriber Identity Module) is a small card that contains mobile network subscriber's account information. This allows the phone using the card to attach to a mobile network. The SIM card is most commonly associated with GSM and UMTS mobile networks. Moving a SIM card from one phone to another allows a subscriber to switch mobile phones without having to contact their mobile network carrier. SIM cards can also be used by a phone to store limited amounts of data, such as phone numbers and text messages. | Nano-SIM + Nano-SIM |
| Colors | Midnight Black, Titan Gray, Sandy Purple |
| IP Rating | IP64 dust tight and water resistant (water splashes) |
Display
| Display Type Display Technology => A number of display technologies and types used in mobile phones => TFT (Thin Film Transistor), IPS (In-Place Switching), OLED (Organic Light Emitting Diode), AMOLED (Active-Matrix Organic Light-Emitting Diode), Super AMOLED (an even advanced version of AMOLED), Resistive Touchscreen (Resistive touchscreens contain two layer of conductive material with a very small gap between them which acts as a resistance), Capacitive Touchsceen (Capacitive touchscreen technology consists of a layer of glass coated with a transparent conductor) | IPS LCD |
| Size | 6.9 inches, 116.9 cm2 |
| Screen to Body | ~85% |
| Brightness | 700 nits (typ) 850 nits HBM |
| Refresh Rate | 144Hz |
| Resolution | 1080 x 2340 pixels |
| Aspect Ratio | 1400:1 |
| Pixel Density Pixel Density (PPI) is refers to the concentration of pixels on a particular display, measured in pixels per inch (ppi). Pixel density is calculated by dividing the diagonal pixel resolution of a display by its diagonal size, higher pixel density better display quality. | ~374 ppi |
| Bezel-less | Yes with punch-hole display |
| Touch Screen | Capacitive Touchscreen, Multi-touch |
Performance
| Chipset Chipset is a group of integrated circuits designed to perform one or a more dedicated functions, often with real time computing constraints, Popular smartphones are equipped with more advanced embedded chipsets that can do many different tasks depending on their programming. | Qualcomm SM6225 Snapdragon 685 (6 nm) |
| Fabrication | 6 nm |
| CPU CPU (Central Processing Unit) mostly known as processors, CPU processes instructions in order to carry out certain functions that make your device operate properly. Processors are often described as the brain of computers, smartphones and tablets, Smartphones and tablets rely on processors to carry out their every task, Processors are an incredibly important factor in selecting any type of computing device, including your smartphone. | Octa-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53) |
| CPU Cores | 8 cores |
| GPU GPU (Graphics Processing Unit) is a single-chip processor designed to rapidly manipulate and alter memory to accelerate the creation of images in a frame buffer intended for output to a display, This includes things such as lighting effects, object transformations, and 3D motion. | Adreno 610 |
| Architecture | 64-bit |
| OS | Android 15 |
| UI | HyperOS 2 |
Memory
| RAM RAM (Random Access Memory) is a type of computer memory that can be accessed randomly, any byte of memory can be accessed without touching the preceding bytes that allows information to be stored and accessed quickly from random locations. RAM is the most common type of memory found in computer systems, smartphones, tablets and other electronic devices. | 6 GB |
| Extended RAM | 8GB |
| RAM Type | LPDDR4X |
| ROM | 128 GB |
| Card Slot Memory Card Slot is a special slot for inserting a memory card. Memory cards allow you to expand the phone's built-in memory, A memory card (sometimes called a flash memory card or a storage card) is a small storage medium used to store data such as text, pictures, audio, and video, for use on small, portable or remote computing devices such as mobile phones, mp3 players, digital cameras. | microSDXC (uses shared SIM slot) |
| UFS | 2.2 |
Main Camera
| Single |
50 MP, f/1.8, (wide), PDAF other unspecified cameras |
| Features | HDR |
| Flash Flash Light => There is commonly two types of flash lights are used in camera mobile phones, LED Flash (LED flash offers lower power consumption with drive circuitry that takes up very little room, LEDs can be strobed faster than any other light source), Xenon Flash (xenon flash produces an extremely intense full-spectrum white light for a very short duration) | LED flash |
| Video Recording | 1080p@30fps, 720p@30fps |
| Autofocus | |
| Settings | Exposure compensation, ISO control |
| Zoom | Digital Zoom |
Selfie Camera
| Single | 8 MP, f/2.0, (wide) |
| Features | HDR |
| Video Recording | 1080p@30fps |
Sound
| Loudspeaker | |
| 3.5mm jack |
Connectivity
| WLAN Wi-Fi is a popular wireless networking technology using radio waves to provide high-speed network connections that allows devices to communicate without cords or cables, Wi-Fi is increasingly becoming the preferred mode of internet connectivity all over the world. | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| Bluetooth Bluetooth is a wireless communications technology for exchanging data between mobile phones, headsets, computers and other network devices over short distances without wires, Bluetooth technology was primarily designed to support simple wireless networking of personal consumer devices. | 5.0, A2DP, LE |
| Positioning | GPS, GLONASS, GALILEO, BDS |
| NFC NFC (Near field communication) is a set of standards for smartphones and similar devices to establish peer-to-peer radio communications with each other by touching them together or bringing them into proximity, usually no more than a few inches. | |
| Infrared Infrared connectivity is an old wireless technology used to connect two electronic devices. It uses a beam of infrared light to transmit information and so requires direct line of sight and operates only at close range. | |
| Radio | |
| USB | Type-C 2.0, OTG |
Sensors
| Sensors Sensors are electronic components that detects and responds to some type of input from the physical environment. The specific input could be light, heat, motion, moisture, pressure and location, The output is generally a signal that is converted to use in computing systems, a location sensor, such as a GPS receiver is able to detect current location of your electronic device. | Virtual proximity sensor, Ambient light sensor, Accelerometer, Electronic compass, IR blaster |
| Fingerprint | side-mounted |
| Face Unlock | Yes |
Battery
| Battery Type Battery Type => Cell phones run on various kinds of batteries depending on the manufacturer, phone size or shape and features. There are basically four types of cell phone batteries => Lithium Polymer, Lithium Ion, Nickel Metal Hydride and Nickel Cadmium. | Li-Pol (Lithium Polymer) |
| Capacity Battery Capacity is a measure (typically in Amp-hr) of the charge stored by the battery, and is determined by the mass of active material contained in the battery. The battery capacity represents the maximum amount of energy that can be extracted from the battery under certain conditions. | 7000 mAh |
| Charging | 33W fast charging |
Tests
PROS
- Display IPS LCD, 144Hz
- Chipset SM6225 Snapdragon 685
- microSDXC (uses shared SIM slot)
- NFC, Infrared port
CONS
- No Infrared port
- No FM Radio
Xiaomi Redmi 15 4G Price in Bangladesh
Xiaomi Redmi 15 4G is now available in variants 6GB+128GB. Now, Xiaomi Redmi 15 4G’s Official Price is 17,999 Taka in Bangladesh.
Xiaomi Redmi 15 4G Overview
The Xiaomi Redmi 15 4G, released on 21 September 2025, is a feature-packed mid-range smartphone priced officially at 17,999 TK in Bangladesh. Built with a massive 7000mAh battery, 6.9-inch 144Hz display, and Snapdragon 685 chipset, it offers incredible value for users who want power, performance, and long-lasting usage in a stylish design.
The Redmi 15 4G sports a large 6.9-inch IPS LCD panel with FHD+ resolution (1080 × 2340 pixels), a 144Hz refresh rate, and up to 850 nits brightness (HBM). With ~85% screen-to-body ratio and punch-hole design, it feels immersive for streaming, gaming, and reading. The display also supports HDR mode, making it a strong contender in the budget-friendly multimedia category.
Design-wise, the phone measures 8.4mm thickness, weighs 214g, and comes in stylish colors: Midnight Black, Titan Gray, and Sandy Purple. It also carries an IP64 rating, making it dust-tight and resistant to water splashes. The combination of large screen and durable body makes it a practical daily driver for both casual and heavy users.
In performance, the Redmi 15 4G runs on the Qualcomm Snapdragon 685 (6nm) paired with Adreno 610 GPU. With 6GB RAM (expandable by up to 8GB virtual RAM) and 128GB UFS 2.2 storage, the phone ensures smooth multitasking, light-to-mid gaming, and app performance. Storage can be expanded with a microSDXC card using the hybrid SIM slot. It ships with Android 15 and HyperOS 2, offering smooth animations and updated features.
On the camera side, the Redmi 15 4G features a 50MP main rear camera with PDAF, HDR, and LED flash, capable of 1080p video recording. There are other unspecified sensors included for support. For selfies, the 8MP front camera also records 1080p videos, making it good for social media and video calls. While not a flagship-level setup, it is more than capable for daily photography.
The biggest highlight is its 7000mAh battery with 33W fast charging, giving users extended screen time. Heavy gamers and content consumers will appreciate its endurance, as it easily lasts more than a day on a single charge. Combined with dual SIM support, Wi-Fi ac, Bluetooth 5.0, IR blaster, side-mounted fingerprint scanner, and face unlock, this device is a complete package for budget-conscious buyers.
What is the price of Xiaomi Redmi 15 4G in Bangladesh?
The official price of Xiaomi Redmi 15 4G (6GB+128GB) in Bangladesh is 17,999 TK.
How big is the battery of Redmi 15 4G?
It comes with a 7000mAh battery supported by 33W fast charging.
Does Redmi 15 4G have a high-refresh-rate display?
Yes, it features a 6.9-inch IPS LCD with a 144Hz refresh rate and 1080p FHD+ resolution.
Is the Redmi 15 4G waterproof?
The phone has an IP64 rating, meaning it is dust-tight and splash-resistant.
What is the camera setup of Redmi 15 4G?
The phone has a 50MP rear main camera with HDR and a 8MP selfie camera, both supporting 1080p video recording.
Which processor powers the Redmi 15 4G?
It is powered by the Qualcomm Snapdragon 685 (6nm) with Adreno 610 GPU, optimized for smooth daily performance.
Why should you buy this Xiaomi Redmi 15 4G phone?
The Redmi 15 4G is ideal for users in Bangladesh who need a long-lasting phone with a big 7000mAh battery, 144Hz smooth display, and Snapdragon-powered reliability at only 17,999 TK. Its IP64 water resistance, expandable storage, and stylish design make it a strong all-rounder in the under-20K segment.
| Model | : | Redmi 15 4G |
| Released | : | 21 September, 2025 |
| RAM | : | 6 GB |
| ROM | : | 128 GB |
| Price | : | 17,999 Taka |
Our Verdict on the Xiaomi Redmi 15 4G
The Xiaomi Redmi 15 4G is one of the best value-for-money smartphones in Bangladesh in 2025. It combines a massive battery, high-refresh-rate display, and Snapdragon performance with modern design and water resistance. If you’re looking for a budget phone with flagship-like endurance and smooth performance, the Redmi 15 4G is an excellent choice.
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