Category Breakdown
Allview AX4 Nano
BLU Studio J1
Performance
29.139.5
Camera
39.624.2
Display
54.454.4
Battery
21.813.6
Build
0.20.2
Connectivity
27.728.3
Audio
8.98.9
Overall
24.224.5
Summary
- The Allview AX4 Nano features a larger 7.0-inch IPS LCD display with a resolution of 480 x 800 pixels, while the BLU Studio J1 has a smaller 4.0-inch IPS LCD with the same resolution but a higher pixel density of approximately 233 ppi.
- In terms of performance, both devices are equipped with a dual-core 1.3 GHz Cortex-A7 CPU and Mali-400 GPU, but the BLU Studio J1 offers more RAM at 8GB compared to the AX4 Nano's 4GB.
- The camera on the BLU Studio J1 is superior with a 5 MP rear camera and 720p video recording, whereas the AX4 Nano has a 3.15 MP rear camera and no video capabilities.
- Battery capacity differs significantly, with the AX4 Nano having a 2500 mAh battery compared to the 1350 mAh battery of the BLU Studio J1.
- Lastly, the AX4 Nano runs on an older Android 4.2 (Jelly Bean) OS, while the BLU Studio J1 is updated to Android 6.0 (Marshmallow), providing a more modern software experience.
Side-by-side Specification Comparison
Allview AX4 Nano
BLU Studio J1
General
Release Date
2014
2017
Announced
2014
2017
Description
N/A
N/A
Display
Size
7"
4"
Type
IPS LCD
IPS LCD
Resolution
480 x 800 pixels, 5:3 ratio (~133 ppi density)
480 x 800 pixels, 5:3 ratio (~233 ppi density)
PPI
480
480
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
N/A
Mediatek MT6570 (28 nm)
CPU
Dual-core 1.3 GHz Cortex-A7
Dual-core 1.3 GHz Cortex-A7
GPU
Mali-400
Mali-400
Memory
4GB 512MB RAM
8GB 512MB RAM
Expandable Storage
✗
✗
Card Slot
microSDHC (dedicated slot)
microSDXC
Camera
Main Camera
3.15 MP
5 MP
Main Camera Features
N/A
LED flash
Front Camera
1 MP
2 MP
Front Camera Features
N/A
LED
Video Recording
Yes
720p@30fps
Selfie Video
N/A
N/A
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
2500 mAh
1350 mAh
Battery Details
Li-Po 2500 mAh, non-removable
Li-Po 1350 mAh, removable
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
190.9 x 107.8 x 9.3 mm (7.52 x 4.24 x 0.37 in)
121.5 x 62.5 x 10.3 mm (4.78 x 2.46 x 0.41 in)
Weight
256.2 g
135 g
Materials
N/A
N/A
Colors
Black, White
Black, Blue, White
Foldable
✗
✗
SAR
N/A
N/A
Connectivity
SIM
Mini-SIM
Dual SIM (Micro-SIM)
Network
GSM / HSPA
GSM / HSPA
Network Speed
HSPA
HSPA 21.1/5.76 Mbps
5G
✗
✗
4G
✗
✗
WiFi
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Wi-Fi 802.11 b/g/n
Bluetooth
4.0, A2DP, EDR
4.0, A2DP
NFC
✗
✗
USB
microUSB 2.0
microUSB 2.0
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS
GPS
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes
Software & Security
Operating System
Android 4.2 (Jelly Bean)
Android 6.0 (Marshmallow)
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Accelerometer
Accelerometer

