Allview X4 Soul Infinity Z
#4972
ZTE Blade A51
#4368Category Breakdown
Allview X4 Soul Infinity Z
ZTE Blade A51
Performance
59.761.4
Camera
19.119.1
Display
56.556.5
Battery
24.225.7
Build
0.20.2
Connectivity
45.655.6
Audio
8.98.9
Overall
30.034.1
Summary
- The Allview X4 Soul Infinity Z features a 5.7-inch IPS LCD display with a resolution of 720 x 1440 pixels, while the ZTE Blade A51 has a larger 6.52-inch IPS LCD with a resolution of 720 x 1600 pixels.
- In terms of performance, the X4 Soul Infinity Z is powered by a Mediatek MT6750T chipset, offering octa-core processing, whereas the Blade A51 utilizes a Unisoc SC9863A chipset with slightly higher clock speeds.
- Both devices have a 13 MP rear camera, but the Blade A51 includes a secondary 2 MP sensor for added versatility, while the X4 Soul Infinity Z has an 8 MP front camera compared to the Blade A51's 5 MP.
- Battery capacity is slightly higher in the Blade A51 at 3200 mAh versus the X4 Soul Infinity Z's 3000 mAh, but both lack fast charging and wireless capabilities.
- The X4 Soul Infinity Z runs on Android 7.0 Nougat, while the Blade A51 operates on the more recent Android 11 (Go edition), providing a more updated software experience.
Side-by-side Specification Comparison
Allview X4 Soul Infinity Z
ZTE Blade A51
General
Release Date
2017
2021, May 08
Announced
2017
2021, May 08
Description
N/A
N/A
Display
Size
5.7"
6.52"
Type
IPS LCD
IPS LCD
Resolution
720 x 1440 pixels, 18:9 ratio (~282 ppi density)
720 x 1600 pixels, 20:9 ratio (~269 ppi density)
PPI
720
720
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
Mediatek MT6750T (28 nm)
Unisoc SC9863A (28 nm)
CPU
Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
GPU
Mali-T860MP2
IMG8322
Memory
32GB 4GB RAM
32GB 2GB RAM, 64GB 2GB RAM
Expandable Storage
✗
✗
Card Slot
microSDXC (uses shared SIM slot)
microSDXC
Camera
Main Camera
13 MP, PDAF5 MP, f/2.4, (depth)
13 MP, AF2 MP
Main Camera Features
LED flash, panorama, HDR
LED flash, HDR
Front Camera
8 MP
5 MP
Front Camera Features
N/A
N/A
Video Recording
1080p@30fps
1080p@30fps
Selfie Video
N/A
N/A
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
3000 mAh
3200 mAh
Battery Details
Li-Po 3000 mAh, non-removable
Li-Ion 3200 mAh
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
152 x 72.6 x 8.5 mm (5.98 x 2.86 x 0.33 in)
166.5 x 75.6 x 8.5 mm (6.56 x 2.98 x 0.33 in)
Weight
155 g
173.7 g
Materials
N/A
N/A
Colors
Night Sky, Mocha Gold, Steel Gray
Blue, Gray
Foldable
✗
✗
SAR
N/A
N/A
Connectivity
SIM
Nano-SIM + Micro-SIM
Nano-SIM + Nano-SIM
Network
GSM / HSPA / LTE
GSM / HSPA / LTE
Network Speed
HSPA 21.1/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
HSPA, LTE
5G
✗
✗
4G
✓
✓
WiFi
Wi-Fi 802.11 b/g/n
Wi-Fi 802.11 b/g/n
Bluetooth
4.0, A2DP, EDR
4.2, A2DP, LE
NFC
✗
✓
USB
USB Type-C 2.0
USB Type-C 2.0, OTG
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS
GPS, GLONASS
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes
Software & Security
Operating System
Android 7.0 (Nougat)
Android 11 (Go edition)
Fingerprint
✓
✓
Face Unlock
✗
✗
Sensors
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Fingerprint (rear-mounted), accelerometer, proximity