Category Breakdown
Allview AX4 Nano
Energizer Energy 400
Performance
51.351.3
Camera
41.942.1
Display
67.367.3
Battery
43.543.5
Build
63.863.8
Overall
52.252.3
Summary
- The Allview AX4 Nano features a larger 7.0-inch IPS LCD display with a resolution of 480 x 800 pixels, while the Energizer Energy 400 has a smaller 4.0-inch IPS LCD display but offers a higher pixel density at approximately 233 ppi.
- Both devices are powered by a dual-core 1.3 GHz Cortex-A7 CPU and have 4GB of RAM, but the Energizer's Mediatek MT6572 chipset may provide slightly better performance.
- In terms of camera capabilities, the AX4 Nano has a 3.15 MP rear camera compared to the Energy 400's 8 MP rear camera, which also supports 720p video recording.
- The AX4 Nano has a 2500 mAh battery, slightly larger than the Energy 400's 2400 mAh, but both lack fast charging and wireless charging.
- The AX4 Nano runs on Android 4.2 (Jelly Bean), while the Energy 400 operates on a newer Android 4.4 (KitKat), potentially offering a more refined software experience.
Side-by-side Specification Comparison
Allview AX4 Nano
Energizer Energy 400
General
Release Date
2014
2015
Announced
2014
2015
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
Peak Brightness
N/A
N/A
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
N/A
Mediatek MT6572 (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
4GB 512MB RAM
Expandable Storage
✗
✗
Card Slot
microSDHC (dedicated slot)
microSDXC (dedicated slot)
Camera
Main Camera
3.15 MP
8 MP
Main Camera Details
3.15 MP
8 MP, AF
Front Camera
1 MP
1.3 MP
Front Camera Details
1 MP
1.3 MP
Video Recording
Yes
720p@30fps
Selfie Video
N/A
N/A
OIS
✗
✗
Night Mode
✗
✗
RAW Support
✗
✗
Battery
Capacity
2500 mAh
2400 mAh
Battery Details
Li-Po 2500 mAh, non-removable
Li-Ion 2400 mAh, removable
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Design
Dimensions
190.9 x 107.8 x 9.3 mm (7.52 x 4.24 x 0.37 in)
134.5 x 73.6 x 18.8 mm (5.30 x 2.90 x 0.74 in)
Weight
256.2 g
367 g
Materials
N/A
N/A
Water Resistance
N/A
N/A
Colors
Black, White
Gray
Foldable
✗
✗
Connectivity
SIM
Mini-SIM
Mini-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 a/b/g/n, hotspot
Bluetooth
4.0, A2DP, EDR
4.0, A2DP, LE
NFC
✗
✗
USB
microUSB 2.0
microUSB 2.0
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS
GPS
Software
Operating System
Android 4.2 (Jelly Bean)
Android 4.4 (KitKat)
OS Version
Android 4.2 (Jelly Bean)
Android 4.4 (KitKat)
Security
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Accelerometer
Accelerometer, proximity
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes

