LG Optimus LTE SU640
#7345
QMobile Noir i9
#6015Category Breakdown
LG Optimus LTE SU640
QMobile Noir i9
Performance
51.354.3
Camera
42.142.1
Display
70.570.5
Battery
43.543.5
Build
70.870.8
Overall
53.654.5
Summary
- The LG Optimus LTE SU640 features a 4.5-inch HD-IPS LCD display with a resolution of 720 x 1280 pixels, while the QMobile Noir i9 has a slightly larger 5.0-inch IPS LCD with the same resolution but lower pixel density at ~294 ppi.
- In terms of performance, the LG is powered by a dual-core Snapdragon S3 processor, whereas the QMobile utilizes a quad-core Mediatek MT6582, which may offer better multitasking capabilities.
- Both devices have an 8 MP rear camera capable of 1080p video recording, but the Noir i9 has a higher 2 MP front camera compared to the 1.3 MP on the LG.
- The battery capacity of the QMobile is 2000 mAh, larger than the 1830 mAh battery in the LG, potentially providing longer usage time.
- Software-wise, the LG runs Android 2.3.5, upgradable to 4.0, while the QMobile comes with Android 4.2, upgradable to 4.4, offering a more modern user experience.
Side-by-side Specification Comparison
LG Optimus LTE SU640
QMobile Noir i9
General
Release Date
2012
2014
Announced
2011
2014
Description
For South Korea
N/A
Display
Size
4.5"
5"
Type
HD-IPS LCD
IPS LCD
Resolution
720 x 1280 pixels, 16:9 ratio (~326 ppi density)
720 x 1280 pixels, 16:9 ratio (~294 ppi density)
PPI
720
720
Refresh Rate
60Hz
60Hz
Peak Brightness
N/A
N/A
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
Qualcomm MSM8660 Snapdragon S3
Mediatek MT6582 (28 nm)
CPU
Dual-core 1.5 GHz Scorpion
Quad-core 1.3 GHz Cortex-A7
GPU
Adreno 220
Mali-400MP2
Memory
4GB 1GB RAM
4GB 1GB RAM
Expandable Storage
✗
✗
Card Slot
microSDHC (dedicated slot), 16 GB included
microSDHC
Camera
Main Camera
8 MP
8 MP
Main Camera Details
8 MP, AF
8 MP, AF
Front Camera
1.3 MP
2 MP
Front Camera Details
1.3 MP
2 MP
Video Recording
1080p@30fps
1080p@30fps
Selfie Video
N/A
N/A
OIS
✗
✗
Night Mode
✗
✗
RAW Support
✗
✗
Battery
Capacity
1830 mAh
2000 mAh
Battery Details
Removable Li-Ion 1830 mAh battery
Li-Ion 2000 mAh battery
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Design
Dimensions
132.9 x 67.9 x 10.4 mm (5.23 x 2.67 x 0.41 in)
146 x 74 x 9.3 mm (5.75 x 2.91 x 0.37 in)
Weight
135 g
167 g
Materials
N/A
N/A
Water Resistance
N/A
N/A
Colors
Black, White
Black
Foldable
✗
✗
Connectivity
SIM
Mini-SIM
Dual SIM
Network
GSM / HSPA / LTE
GSM / HSPA
Network Speed
HSPA, LTE
HSPA 21.1/5.76 Mbps
5G
✗
✗
4G
✓
✗
WiFi
Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
3.0, A2DP
4.0, A2DP
NFC
✗
✗
USB
microUSB 2.0 (MHL TV-out)
microUSB 2.0, OTG
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS, A-GPS
GPS
Software
Operating System
Android 2.3.5 (Gingerbread), upgradable to 4.0 (Ice Cream Sandwich)
Android 4.2 (Jelly Bean), upgradable to 4.4 (KitKat)
OS Version
Android 2.3.5 (Gingerbread), upgradable to 4.0 (Ice Cream Sandwich)
Android 4.2 (Jelly Bean), upgradable to 4.4 (KitKat)
Security
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Accelerometer, gyro, proximity, compass
Accelerometer, proximity, compass
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes