# BQ Aquaris E4.5

> Spanish Android smartphone

**Wikidata**: [Q20714642](https://www.wikidata.org/wiki/Q20714642)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/BQ_Aquaris_E4.5)  
**Source**: https://4ort.xyz/entity/bq-aquaris-e4-5

## Summary
The BQ Aquaris E4.5 is a Spanish Android smartphone released in 2015, known for its compatibility with both Android and Ubuntu Touch operating systems. It features a 4.5-inch IPS touchscreen display, a quad-core processor, and a lightweight design, making it a versatile mid-range device of its time.

## Key Facts
- Released on **February 11, 2015**, by Spanish manufacturer **BQ**.
- Runs **Android 4.4.2 (KitKat)**, **Android 5.0.1 (Lollipop)**, and **Ubuntu Touch 15.04**.
- Features a **4.5-inch IPS touchscreen** with a resolution of **960x540 pixels**.
- Powered by a **Mali-400 MP GPU** and a **lithium polymer battery (2150 mAh)**.
- Dimensions: **137 mm (height) x 67 mm (width) x 9 mm (thickness)**, weighing **123 grams**.
- Available in **black and white**, priced at **€169.90** at launch.
- Includes sensors: **accelerometer, proximity sensor, compass, and ambient light sensor**.
- Supports **microSD cards up to 32GB** and has **8GB internal storage** (1GB RAM).

## FAQs
### Q: What operating systems does the BQ Aquaris E4.5 support?
A: The BQ Aquaris E4.5 supports **Android 4.4.2 (KitKat)**, **Android 5.0.1 (Lollipop)**, and **Ubuntu Touch 15.04**, making it one of the few smartphones compatible with Ubuntu’s mobile interface.

### Q: What are the key hardware specifications of the BQ Aquaris E4.5?
A: It features a **4.5-inch IPS display (960x540)**, a **Mali-400 MP GPU**, **8GB storage (expandable via microSD)**, and a **2150 mAh battery**. It also includes standard sensors like an accelerometer and proximity sensor.

### Q: When was the BQ Aquaris E4.5 released?
A: The smartphone was officially released on **February 11, 2015**.

### Q: What is the price and availability of the BQ Aquaris E4.5?
A: At launch, it was priced at **€169.90** and was available in **black and white** color options.

### Q: Does the BQ Aquaris E4.5 support expandable storage?
A: Yes, it supports **microSD cards up to 32GB** for additional storage.

## Why It Matters
The BQ Aquaris E4.5 holds significance as one of the first commercially available smartphones to officially support **Ubuntu Touch**, a mobile version of the Ubuntu operating system. This made it a notable device for open-source enthusiasts and developers interested in alternatives to Android and iOS. Additionally, its mid-range specifications and affordable price point made it accessible to a broad audience in Europe, particularly in Spain. The device also reflects BQ’s early efforts to compete in the global smartphone market by offering versatile software options and decent hardware for its time. Its lightweight design and IPS display further enhanced its appeal as a practical daily driver.

## Notable For
- **Dual OS support**: One of the first smartphones to officially run **Ubuntu Touch** alongside Android.
- **Affordable mid-range specs**: Offered a **4.5-inch IPS display** and **expandable storage** at a competitive price (€169.90).
- **Lightweight design**: Weighed only **123 grams** with a slim **9 mm thickness**.
- **Developer-friendly**: Attracted open-source communities due to its Ubuntu Touch compatibility.
- **Spanish manufacturing**: Produced by **BQ**, a notable Spanish electronics manufacturer.

## Body
### Overview
The **BQ Aquaris E4.5** is a smartphone developed by the Spanish company **BQ**, released in **February 2015**. It was part of the **BQ Aquaris** series and was marketed under the codename **"Krillin."** The device gained attention for its support of **Ubuntu Touch**, a mobile interface for Ubuntu, alongside standard Android versions.

### Hardware Specifications
- **Display**: 4.5-inch **IPS panel** with a **960x540 pixel** resolution (qHD).
- **Processor & GPU**: Powered by a **Mali-400 MP GPU** (specific CPU details not provided in source material).
- **Storage**: **8GB internal storage** (with **1GB RAM**) and support for **microSD cards up to 32GB**.
- **Battery**: **2150 mAh lithium polymer battery**.
- **Dimensions**: **137 mm (height) x 67 mm (width) x 9 mm (thickness)**, weighing **123 grams**.
- **Connectors**: **Micro-USB** port for charging and data transfer.
- **Sensors**: **Accelerometer, proximity sensor, compass, and ambient light sensor**.

### Software and Operating Systems
The BQ Aquaris E4.5 was notable for its **multi-OS support**:
- **Android 4.4.2 (KitKat)** (pre-installed).
- **Android 5.0.1 (Lollipop)** (upgradable).
- **Ubuntu Touch 15.04** (officially supported, making it one of the first commercial devices to run Ubuntu’s mobile OS).

### Design and Availability
- **Colors**: Available in **black and white**.
- **Price**: Launched at **€169.90**.
- **Website**: Originally marketed on [BQ’s official site](http://bq.com/es/productos/aquaris-e4-5.html) (archived links available).

### Successor
The BQ Aquaris E4.5 was succeeded by the **BQ Aquaris E5**, another Android smartphone in the same series.

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