Category Breakdown
LG Optimus Chat C550
ZTE E N72
Performance
58.856.5
Camera
41.941.9
Display
57.057.0
Battery
43.543.5
Build
70.870.8
Overall
53.152.4
Summary
- The LG Optimus Chat C550 features a 2.8-inch TFT display with a resolution of 320 x 480 pixels, providing a higher pixel density than the ZTE E N72's 2.5-inch TFT display at 320 x 240 pixels.
- In terms of performance, the Optimus Chat has 140MB of storage and 140GB of RAM, compared to the E N72's 100MB storage and 100GB RAM.
- Both devices have a 3.15 MP rear camera but lack optical image stabilization and front-facing cameras.
- The C550 is powered by a 1500mAh battery, offering slightly more capacity than the E N72's 1300mAh.
- The software experience differs significantly, with the C550 running Android 2.2 (Froyo) while the E N72 operates on Microsoft Windows Mobile Professional.
- Build quality is comparable, with the C550 being slightly heavier at 122g and thicker at 16mm compared to the E N72's 130g and 11.9mm.
Side-by-side Specification Comparison
LG Optimus Chat C550
ZTE E N72
General
Release Date
2011
2010
Announced
2011
2010
Description
N/A
N/A
Display
Size
2.8"
2.5"
Type
TFT, 256K colors
TFT resistive touchscreen, 256K colors
Resolution
320 x 480 pixels, 3:2 ratio (~206 ppi density)
320 x 240 pixels, 4:3 ratio (~160 ppi density)
PPI
320
320
Refresh Rate
60Hz
60Hz
Peak Brightness
N/A
N/A
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
N/A
N/A
CPU
N/A
N/A
GPU
N/A
N/A
Memory
140MB
100MB
Expandable Storage
✗
✗
Card Slot
microSDHC (dedicated slot)
microSDHC (dedicated slot)
Camera
Main Camera
3.15 MP
3.15 MP
Main Camera Details
3.15 MP, AF
3.15 MP, AF
Front Camera
N/A
N/A
Front Camera Details
N/A
N/A
Video Recording
Yes
Yes
Selfie Video
N/A
N/A
OIS
✗
✗
Night Mode
✗
✗
RAW Support
✗
✗
Battery
Capacity
1500 mAh
1300 mAh
Battery Details
Removable Li-Ion 1500 mAh battery
Removable Li-Ion 1300 mAh battery
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Design
Dimensions
109 x 59 x 16 mm (4.29 x 2.32 x 0.63 in)
114 x 66 x 11.9 mm (4.49 x 2.60 x 0.47 in)
Weight
122 g
130 g
Materials
N/A
N/A
Water Resistance
N/A
N/A
Colors
Black, silver, blue, red, pink
Black
Foldable
✗
✗
Connectivity
SIM
Mini-SIM
Mini-SIM
Network
GSM / HSPA
CDMA / EVDO
Network Speed
HSPA 7.2/5.76 Mbps
HSPA
5G
✗
✗
4G
✗
✗
WiFi
Wi-Fi 802.11 b/g, Wi-Fi Direct, hotspot
No
Bluetooth
2.1, A2DP, EDR
2.0, A2DP
NFC
✗
✗
USB
microUSB 2.0
microUSB 2.0
IR Blaster
✗
✗
Headphone Jack
✓
✗
Radio
✗
✗
Positioning
GPS, A-GPS
No
Software
Operating System
Android 2.2 (Froyo)
Microsoft Windows Mobile Professional
OS Version
Android 2.2 (Froyo)
Microsoft Windows Mobile Professional
Security
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Accelerometer
N/A
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
No

