J4 Review, Price, Specs & Features (2025)
BLU • Released on , October
J4 is one of the latest smartphones from BLU in 2025. This J4 review covers all the key features, specifications, price, and expert analysis you need to know before buying. If you're looking for a powerful, affordable, and feature-rich phone, the J4 could be your best choice in 2025.
The J4 features a 5.5 inches, 78.1 cm2 (~71.5% screen-to-body ratio) display, 8 MP camera, 1 GB ram, 32GB storage, microSDXC storage, and a 2200 mAh battery, . Powered by a modern processor and running on Android 8.1 Oreo (Go edition), this device is designed for users who demand performance and reliability.
In this detailed J4 review, you'll find the latest price, user reviews, expert opinions, and a comparison with other top BLU phones. Whether you're interested in the J4 camera, battery life, gaming performance, storage or we've got you covered.
J4 Specifications
- Display: 5.5 inches, 78.1 cm2 (~71.5% screen-to-body ratio) screen for immersive viewing experience
- Camera: 8 MP camera system for high-quality photography
- Performance: 1 GB RAM for smooth multitasking
- Storage: 32GB storage, microSDXC internal storage for apps and media
- Battery: 2200 mAh battery for all-day usage
Network
| Technology | GSM / HSPA |
| 2G Bands | GSM 850 / 900 / 1800 / 1900 |
| 3G Bands | HSDPA 850 / 900 / 1900 / 2100 |
| Speed | HSPA 21.1/5.76 Mbps |
Launch
| Announced | 2019, October |
| Status | Available. Released 2019, October |
Body
| Dimensions | 151 x 72.3 x 10 mm (5.94 x 2.85 x 0.39 in) |
| Weight | 158 g (5.57 oz) |
| SIM | Nano-SIM + Nano-SIM |
Display
| Type | IPS LCD |
Platform
| OS | Android 8.1 Oreo (Go edition) |
| CPU | Quad-core 1.3 GHz Cortex-A7 |
| GPU | Mali-400 |
Memory
| Card slot | microSDXC |
| Internal | 32GB 1GB RAM |
Sound
| Loud Speaker | Yes |
Comms
| WLAN | Wi-Fi 802.11 b/g/n, Wi-Fi Direct |
| Bluetooth | 4.1, A2DP, LE |
| Positioning | GPS |
| NFC | No |
| Radio | FM radio |
| USB | microUSB 2.0 |
Battery
| Type | Li-Po 2200 mAh, removable |
Features
| Sensors | Accelerometer |
MISC
| Colors | Blue, Black, Brown |
| Disclaimer: We cannot guarantee that the information on this page is 100% correct. |
FAQ
Water resistance varies by model. Check the device specifications for IP rating details.
No, this product does not support 5G connectivity.
J4 runs Android 8.1 Oreo (Go edition).
No, this product does not support wireless charging.
The J4 features a 2200 mAh battery capacity.
The J4 comes with a 8 MP main camera.
The J4 features a 5.5 inches, 78.1 cm2 (~71.5% screen-to-body ratio) display. With 720 x 1440 pixels, 18:9 ratio (~293 ppi density) resolution for crisp and clear visuals. The IPS LCD technology ensures vibrant colors and excellent viewing angles.
The J4 is equipped with 1 RAM for smooth multitasking and performance.
Expert Analysis
Our team of mobile technology experts has analyzed the J4 specifications to help you understand how this device compares to other smartphones in its category. This comprehensive guide provides detailed insights into the phone's capabilities, performance potential, and suitability for different use cases.
Who Should Consider This Phone?
The J4 is ideal for users who prioritize photography, smooth performance, ample storage, long battery life . Whether you're a casual user, content creator, or business professional, this device offers the features you need for modern smartphone usage.
Why Choose J4?
The J4 stands out in the competitive smartphone market with an impressive 5.5 inches, 78.1 cm2 (~71.5% screen-to-body ratio) display, an advanced 8 MP camera system, a long-lasting 2200 mAh battery.
Why Buy J4?
- Powerful processor and 1 GB RAM for smooth multitasking
- Long-lasting 2200 mAh battery and fast charging support
- High-resolution 8 MP camera for stunning photos and videos
- Large 5.5 inches, 78.1 cm2 (~71.5% screen-to-body ratio) display for immersive viewing
- Runs on Android 8.1 Oreo (Go edition) with regular updates
- Great for gaming, streaming, and everyday use
J4 vs Competitors
Compare J4 with other popular smartphones in its price range:
- Acer Liquid Z6 Plus vs J4
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Use our phone comparison tool to see detailed specs and prices side by side.
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