Mobilawy

BLU Energy JR Comprehensive Review of Features Pricing and Performance

Release Date
2016, June
Camera
3MP
Battery
3000mAh
Screen
4.0"
Storage
512MB 256MB RAM , microSDXC slot
Ram
256MB RAM
Operating System
Android 4.4.2

Overview of BLU Energy JR

The BLU Energy JR, released in June 2016, is a budget-friendly smartphone that presents basic features geared towards users seeking essential functionalities without the hefty price tag. Manufactured by BLU, the device was designed for emerging markets and budget-conscious consumers.

Network and Connectivity

The device supports GSM technology, ensuring users can communicate across various networks. It supports 2G bands GSM 850 / 900 / 1800 / 1900 via both SIM slots, providing versatility with dual SIM standby functionality. The inclusion of GPRS and EDGE provides users with basic data connectivity options suitable for applications that do not require high-speed internet.

Launch and Availability

Announced and released in June 2016, the BLU Energy JR was eventually discontinued. At the time of its release, it catered primarily to a market segment that desired affordable smartphones offering fundamental mobile communication capabilities.

Design and Body

The BLU Energy JR is compact, measuring 131.5 x 63.8 x 11.3 mm and weighing 136 grams. This makes it comfortable to hold and carry, especially for users who prefer smaller devices. The model supports dual SIMs, using both Micro-SIM and Nano-SIM, enhancing its versatility in telecommunications.

Display Characteristics

Fitted with a 4.0-inch TFT display, the BLU Energy JR offers a resolution of 480 x 800 pixels, yielding a pixel density of approximately 233 pixels per inch. While this may not provide the vivid clarity found in premium devices, it is practical for regular tasks such as texting, calling, and basic app usage.

Performance and Platform

The smartphone operates on Android 4.4.2 KitKat, an older version of the Android operating system. It is powered by a dual-core 1.3 GHz CPU coupled with a Mali-400 GPU. This configuration supports basic mobile operations but may not be suitable for high-demand applications or multitasking.

Memory and Storage

In terms of memory, the BLU Energy JR comes with 512MB of internal storage and 256MB of RAM. While this isn't extensive, it suffices for light tasks and minimal app installations. The inclusion of a microSDXC card slot allows users to expand storage as needed.

Camera Features

The device is equipped with a single 3.15MP rear camera with an LED flash, capable of capturing basic photos and videos at 720p@30fps. There's also a VGA front camera, offering simple capabilities for video calls and selfies.

Sound and Audio Features

For audio, the BLU Energy JR includes a loudspeaker and a 3.5mm audio jack. This provides users with the ability to listen to music and audio through the device’s speakers or using headphones.

Communication and Connectivity

The smartphone supports Wi-Fi 802.11 b/g/n with hotspot functionality, Bluetooth 4.0 with A2DP, and a microUSB 2.0 port for data transfer and charging. While it lacks NFC capabilities, it offers A-GPS for basic positioning and navigation needs. The presence of a stereo FM radio adds an analog entertainment option for users.

Sensors and Additional Features

Equipped with an accelerometer, the BLU Energy JR supports automatic screen orientation adjustments based on device positioning. Though basic, such a feature enhances user interaction experience.

Battery Life

A significant feature of the BLU Energy JR is its 3000mAh removable Li-Ion battery. Such capacity ensures long usage times, providing a standby time of up to 720 hours and talk time of up to 96 hours; this is ideal for users requiring prolonged battery life without frequent recharging.

Color Options

The device is available in classic black and white colors, catering to those who favor traditional and neutral design aesthetics.

Conclusion

While the BLU Energy JR may not compete with modern smartphones in terms of advanced features and high-performance capabilities, it does hold its ground as a functional, cost-effective option for basic smartphone users. Its long-lasting battery, dual SIM flexibility, and essential connectivity options make it a practical choice for budget-conscious consumers or those in need of a reliable secondary device.

Key Features of BLU Energy JR

  • Released in June 2016
  • Compact and lightweight design: 131.5 x 63.8 x 11.3 mm, 136 g
  • Dual SIM (Micro-SIM/Nano-SIM, dual stand-by) capability
  • 4.0-inch TFT display with 480 x 800 pixel resolution
  • Powered by Android 4.4.2 (KitKat)
  • 1.3 GHz dual-core processor with Mali-400 GPU
  • Expandable storage with microSDXC card slot
  • Basic 3.15 MP main camera with LED flash
  • Long-lasting removable 3000 mAh battery with up to 96 hours talk time
  • Connectivity features: Wi-Fi 802.11 b/g/n, Bluetooth 4.0, A-GPS, and FM Radio
  • Available in Black and White

BLU Energy JR: Key Disadvantages

  • Limited to GSM network technology; lacks support for 3G or 4G networks.
  • Discontinued status; no longer receives official support or updates.
  • Low-resolution display at 480 x 800 pixels with a modest 233 ppi density.
  • Operates on an outdated Android 4.4.2 (KitKat) operating system.
  • Underpowered dual-core 1.3 GHz CPU with Mali-400 GPU.
  • Very limited internal memory of 512MB with only 256MB RAM, leading to potential performance issues.
  • Basic camera capabilities with a 3.15 MP main camera and VGA selfie camera.
  • Absence of NFC support for contactless payments or data exchange.
  • Only A-GPS for positioning, lacking full GPS capabilities.
Network
Technology GSM
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
GPRS Yes
EDGE Yes
Launch
Announced 2016, June. Released 2016, June
Status Discontinued
Body
Dimensions 131.5 x 63.8 x 11.3 mm (5.18 x 2.51 x 0.44 in)
Weight 136 g (4.80 oz)
SIM Dual SIM (Micro-SIM/Nano-SIM, dual stand-by)
Display
Type TFT
Size 4.0 inches, 45.5 cm2 (~54.3% screen-to-body ratio)
Resolution 480 x 800 pixels, 5:3 ratio (~233 ppi density)
Platform
OS Android 4.4.2 (KitKat)
CPU Dual-core 1.3 GHz
GPU Mali-400
Memory
Card slot microSDXC
Internal 512MB 256MB RAM
Main Camera
Single 3.15 MP
Features LED flash
Video 720@30fps
Selfie camera
Single VGA
Video
Sound
Loudspeaker Yes
3.5mm jack Yes
Comms
WLAN Wi-Fi 802.11 b/g/n, hotspot
Bluetooth 4.0, A2DP
Positioning A-GPS only
NFC No
Radio Stereo FM radio
USB microUSB 2.0
Features
Sensors Accelerometer
Battery
Type Li-Ion 3000 mAh, removable
Stand-by Up to 720 h
Talk time Up to 96 h
Misc
Colors Black, White

All Rights Reserved +13571 Phones © Mobilawy 2025