# Redmi K40

> smartphones manufactured by Xiaomi

**Wikidata**: [Q104859286](https://www.wikidata.org/wiki/Q104859286)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Redmi_K40)  
**Source**: https://4ort.xyz/entity/redmi-k40

## Summary
The **Redmi K40** is a high-performance smartphone manufactured by Xiaomi, released in March 2021 as part of the Redmi series. It features a Qualcomm Snapdragon 870 processor, a Super AMOLED display, and runs on Android 11 with MIUI 12, offering a balance of power and affordability.

## Key Facts
- **Manufacturer**: Xiaomi (under the Redmi sub-brand).
- **Release Date**: March 2021.
- **Processor**: Qualcomm Snapdragon 870 CPU with Adreno 650 GPU.
- **Display**: Super AMOLED technology.
- **Dimensions**: 163.7 mm (height) × 76.4 mm (width) × 7.8 mm (thickness).
- **Weight**: 196 grams.
- **Battery**: 4,520 mAh lithium polymer battery.
- **Operating System**: Android 11 (with MIUI 12 skin).
- **Predecessors**: Redmi K30 and Redmi K30 Pro.
- **Successor**: Redmi K50.

## FAQs
### Q: What processor does the Redmi K40 use?
A: The Redmi K40 is powered by the **Qualcomm Snapdragon 870** processor, paired with an Adreno 650 GPU for high-performance graphics.

### Q: When was the Redmi K40 released?
A: The Redmi K40 was released in **March 2021**.

### Q: What is the battery capacity of the Redmi K40?
A: It has a **4,520 mAh lithium polymer battery**, providing long-lasting usage.

### Q: What operating system does the Redmi K40 run?
A: It runs **Android 11** with Xiaomi’s **MIUI 12** custom skin.

### Q: What are the dimensions of the Redmi K40?
A: The phone measures **163.7 mm (height) × 76.4 mm (width) × 7.8 mm (thickness)** and weighs **196 grams**.

## Why It Matters
The Redmi K40 represents Xiaomi’s commitment to delivering flagship-level performance at a mid-range price point. With its **Snapdragon 870 chipset**, it competes with higher-end smartphones while remaining accessible to a broader audience. The **Super AMOLED display** enhances visual quality, making it ideal for media consumption and gaming. Its **4,520 mAh battery** ensures prolonged usage, addressing a key concern for power users. As part of the Redmi series, it continues Xiaomi’s strategy of offering high-value devices, reinforcing the brand’s position in the competitive smartphone market. The K40 also serves as a bridge between the K30 series and the subsequent K50, showcasing incremental improvements in performance and design.

## Notable For
- **Flagship-grade performance**: Equipped with the **Snapdragon 870**, a high-end chipset typically found in premium smartphones.
- **Super AMOLED display**: Provides vibrant colors and deep blacks, enhancing the viewing experience.
- **Lightweight and slim design**: At **7.8 mm thick and 196 grams**, it balances durability with portability.
- **Multiple brand aliases**: Sold as **Xiaomi Mi 11X** and **POCO F3** in different markets, expanding its reach.
- **Part of the Redmi and POCO series**: Demonstrates Xiaomi’s versatility in targeting different consumer segments.

## Body
### **Hardware Specifications**
- **CPU**: Qualcomm Snapdragon 870 (7 nm process).
- **GPU**: Adreno 650.
- **RAM/Storage**: Variants include 6GB/8GB/12GB RAM with 128GB/256GB storage (UFS 3.1).
- **Display**: 6.67-inch Super AMOLED, 120Hz refresh rate, HDR10+, 1300 nits peak brightness.
- **Build**: Gorilla Glass front, plastic frame.
- **Battery**: 4,520 mAh, supports 33W fast charging.

### **Software and Operating System**
- **OS**: Ships with **Android 11** and **MIUI 12**.
- **Updates**: Eligible for MIUI and Android version upgrades (exact timeline varies by region).

### **Connectivity and Features**
- **Network**: 5G support, dual-SIM capability.
- **Ports**: USB-C, no 3.5mm headphone jack.
- **Biometrics**: Side-mounted fingerprint sensor.
- **Camera**: Triple rear setup (48 MP primary, 8 MP ultra-wide, 5 MP macro) and a 20 MP front camera.

### **Market Position and Variants**
- **Aliases**: Known as **Xiaomi Mi 11X** in India and **POCO F3** globally, catering to different brand strategies.
- **Successor**: The **Redmi K50** continues the series with further refinements.

### **Design and Build**
- **Materials**: Gorilla Glass 5 (front), plastic back and frame.
- **Colors**: Available in Black, White, Aurora, and other region-specific options.

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