LG Optimus L4 II Dual VS. Microsoft Lumia 640: Comparison

Comparison of features, performance, design, battery, camera and connectivity between the following smartphones: LG Optimus L4 II Dual VS. Microsoft Lumia 640. The complete information of specifications to decide which to buy.

Ki Note

Ki Cost-effectiveness
?
Cost-effectiveness
?
Cost-effectiveness
Design & Materials
1.8
4.7
Performance & Hardware
1.7
3.3
Camera
3.5
6.2
Connectivity
2.5
5.6
Battery
3.1
3.9

Basics

Brand

Brand
LG
Aliases
--
--

Release Date

Release date
June 2013, 5 years ago
March 2015, 4 years ago
State
Not available
Not available

Design & Materials

Structure

Size
64.7 mm
112.8 mm
12.0 mm
72.2 mm
141.3 mm
8.8 mm
Weight
125 g
145 g
Usable surface
59 %
67 %
Materials
-
Plastic
Resistance
-
-
Colors
Black

Cyan

Orange

White

Screen

Diagonal
3.8"
5"
Type
LCD IPS
LCD IPS
Resolution
320 x 480 px
720 x 1280 px
Density
152 Pixels per inch
294 Pixels per inch
Others
  • Capacitive
  • Multi-touch
  • Capacitive
  • ClearBlack display
  • Corning Gorilla Glass 3
  • Multi-touch
  • Scratch resistant

Prototypes




Prototypes
LG Optimus L4 II Dual
Print 3D Model
Microsoft Lumia 640
Print 3D Model

Photos

Photos

Performance & Hardware

Processor

Model
MediaTek MT6575
Qualcomm Snapdragon 400 MSM8926
CPU
ARM Cortex-A9
ARM Cortex-A7
Type
Single-Core
Quad-Core
Frequency
1 GHz
1.2 GHz
64 Bits
No
No

Graphics

GPU
PowerVR SGX531T
Qualcomm Adreno 305

RAM

RAM
512 MB
1 GB

Antutu

Score
6.132
Overall performance better than 1% of devices
27.700
Antutu v6, Overall performance better than 35% of devices

Storage

Capacity
4 GB
Capacity with the OS (depends on the brand and ROM version): 1.5-2.8 GB
8 GB
Capacity with the OS (depends on the brand and ROM version): 5.5-6.8 GB
SD Slot
Yes
Independent SD slot
Yes
Independent SD slot

Security

Fingerprint
No
No

Sensors

Sensors
  • Accelerometer
  • Compass
  • Light sensor
  • Proximity
  • Accelerometer
  • Compass
  • Light sensor
  • Proximity

Others

Notifications LED
No
No

Camera

Main

Resolution
3.2 Mpx
8 Mpx
Pixel size
--
1.103 µm
Sensor
LG Unknown
Carl Zeiss Unknown
Type
Unknown
CMOS BSI
Aperture
f/2.8
f/2.2
Flash
LED
LED
Features
  • Autofocus
  • Continuous shooting
  • Digital image stabilization
  • Digital zoom
  • Exposure compensation
  • Face detection
  • Geotagging
  • HDR
  • ISO settings
  • Panorama
  • Scene mode
  • Touch focus
  • White balance settings
Slow Motion Video
No
30 fps
No
30 fps
Optical Stabilisation
No
No

Selfie

Resolution
0 Mpx
1 Mpx

Connectivity

Networks

5G
-
-
4G LTE
-
  • B1 (2100)
  • B3 (1800)
  • B7 (2600)
  • B20 (800)
3G
  • B1 (2100)
  • B8 (900)
  • B1 (2100)
  • B2 (1900)
  • B5 (850)
  • B8 (900)
2G
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)

SIM card

Dual SIM
Dual Sim Dual Standby
Single Sim
Type
Unknown
Unknown
Micro SIM

Wi-Fi

Wi-Fi
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11b
  • 802.11g
  • 802.11n
Others
  • Wi-Fi Hotspot
  • Wi-Fi Hotspot

Bluetooth

Version
Bluetooth 3.0
Bluetooth 4.0
Others
  • A2DP (Advanced Audio Distribution Profile)
  • HS
  • A2DP (Advanced Audio Distribution Profile)
  • AVRCP (Audio/Visual Remote Control Profile)
  • GATT (Generic Attribute Profile)
  • HFP (Hands-Free Profile)
  • HID (Human Interface Profile)
  • MAP (Message Access Profile)
  • OPP (Object Push Profile)
  • PAN (Personal Area Networking Profile)
  • PBAP/PAB (Phone Book Access Profile)

Navigation

Navigation
  • A-GPS
  • GPS
  • A-GPS
  • Beidou
  • GLONASS
  • GPS
  • Wi-Fi

USB

USB
  • Charging
  • Mass Storage
  • Charging
  • Mass Storage

SAR

European measurement

The European Union sets a limit of 2 W/kg averaged over 10 grams of tissue.

0.641 W/Kg on head
0.647 W/Kg on body
--
American measurement

The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue

--
0.810 W/Kg on head
0.160 W/Kg on body

Others

Others
  • Audio Jack
  • Radio FM
  • Computer sync
  • OTA sync
  • Tethering.
  • Audio Jack
  • Radio FM
  • Computer sync
  • DLNA
  • NFC
  • OTA sync
  • Tethering.

Battery

Capacity
1700 mAh
2500 mAh
Type
Li-Ion
Li-Ion
Others
Removable
Removable

Software

Operating System
Android 4.1.2 Jelly Bean
Microsoft Windows 10

Prices

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