Lava Z81
#4728
ZTE Grand X4
#4963Category Breakdown
Lava Z81
ZTE Grand X4
Performance
56.053.4
Camera
27.919.1
Display
56.556.5
Battery
24.225.5
Build
0.217.3
Connectivity
45.649.5
Audio
8.98.9
Overall
31.530.1
Summary
- The Lava Z81 features a slightly larger 5.7-inch IPS LCD display with a resolution of 720 x 1440 pixels, while the ZTE Grand X4 has a 5.5-inch IPS LCD with a resolution of 720 x 1280 pixels, resulting in a higher pixel density for the Lava model.
- In terms of performance, the Z81 is powered by the Mediatek MT6761 Helio A22 chipset, offering a faster CPU clock speed compared to the Snapdragon 425 in the Grand X4.
- Both phones have a 13 MP rear camera capable of 1080p video recording, but the ZTE offers autofocus, which may enhance photo quality.
- The Z81 has a slightly smaller 3000 mAh battery compared to the 3140 mAh in the Grand X4.
- Software-wise, the Lava Z81 runs on Android 8.1 Oreo, providing a more updated experience than the Android 6.0.1 Marshmallow on the ZTE Grand X4.
- In terms of build, the Z81 is lighter at 141g, while the Grand X4 weighs 162g and has a thicker profile.
Side-by-side Specification Comparison
Lava Z81
ZTE Grand X4
General
Release Date
2018
2016
Announced
2018
2016
Description
For India
For Cricket
Display
Size
5.7"
5.5"
Type
IPS LCD
IPS LCD
Resolution
720 x 1440 pixels, 18:9 ratio (~282 ppi density)
720 x 1280 pixels, 16:9 ratio (~267 ppi density)
PPI
720
720
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
Corning Gorilla Glass 3
Corning Gorilla Glass 3
Performance
Chipset
Mediatek MT6761 Helio A22 (12 nm)
Qualcomm MSM8917 Snapdragon 425 (28 nm)
CPU
Quad-core 2.0 GHz Cortex-A53
Quad-core 1.4 GHz Cortex-A53
GPU
PowerVR GE8320
Adreno 308
Memory
16GB 2GB RAM, 32GB 3GB RAM
16GB 2GB RAM
Expandable Storage
✗
✗
Card Slot
microSDXC (dedicated slot)
microSDXC (dedicated slot)
Camera
Main Camera
13 MP, f/2.2
13 MP, AF
Main Camera Features
LED flash, HDR, panorama
LED flash, HDR, panorama
Front Camera
13 MP, f/2.0
5 MP
Front Camera Features
LED flash
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
3140 mAh
Battery Details
Li-Po 3000 mAh, non-removable
Li-Ion 3140 mAh, non-removable
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
152.2 x 73 x 7.9 mm (5.99 x 2.87 x 0.31 in)
155.2 x 77 x 9.1 mm (6.11 x 3.03 x 0.36 in)
Weight
141 g
162 g
Materials
N/A
N/A
Colors
Black/Blue, Gold/Black
Black
Foldable
✗
✗
SAR
N/A
0.88 W/kg (head) 0.19 W/kg (body)
Connectivity
SIM
Nano-SIM + Nano-SIM
Nano-SIM
Network
GSM / HSPA / LTE
GSM / HSPA / LTE
Network Speed
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
5G
✗
✗
4G
✓
✓
WiFi
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
4.2, A2DP, LE
4.2, A2DP, LE
NFC
✗
✗
USB
microUSB 2.0
USB Type-C
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS
GPS
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes
Software & Security
Operating System
Android 8.1 (Oreo)
Android 6.0.1 (Marshmallow)
Fingerprint
✓
✓
Face Unlock
✗
✗
Sensors
Fingerprint (rear-mounted), accelerometer, proximity
Fingerprint (rear-mounted), accelerometer, proximity, compass