Microsoft Lumia 4G LTE

Microsoft Lumia 640 XL LTE Dual SIM

Technology

NETWORK - GSM / HSPA / LTE
2G Bands - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Bands - HDSPA 850 / 900 / 1700 / 1900 / 2100
4G Bands - LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850),                            7(2600), 8(900), 12(700), 20(800), 28(700), 38(2600), 40(2300)
Speed - HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
GPRS - Yes
EDGE - Yes

LAUNCH
Announced - March, 2015
Status - Available, Released April, 2015

BODY
Dimensions - 157.9 x 81.5 x 9 mm (6.22 x 3.31 x 0.35 inches)
Weight - 171 gm. (6.03 oz)
SIM - Dual SIM (Micro-SIM, dual stand-by)

DISPLAY
Type - IPS LCD capacitive touchscreen, 16M colors
Size - 5.7 inches (~69.1% screen-to-body ratio)
Resolution - 720 x 1280 pixels (~259 ppi pixel density)
Multitouch - Yes
Protection - Corning Gorilla Glass 3
           - ClearBlack display
PLATFORM
OS - Microsoft Windows phone 8.1 with Lumia Denim
CPU - Quad-core 1.2 GHz Cortex-A7
GPU - Adreno 305

MEMORY
Card slot - microSD, up to 128 GB
Internal - 8 GB, 1 GB RAaM

CAMERA
Primary - 13 MP, 4128 x 3096 pixels, Carl Zeiss optics, Autofocus,                       LED Flash
Features - 1/3" sensor size
Video - 1080p@30fps
Secondary - 5 MP, 1080p

SOUND
Alert type - Vibration, MP3, WAV ringtones
Loudspeaker - Yes
3.5mm jack - Yes

COMMS
WLAN - Wi-Fi 802.11 b/g/n, DLNA, Hotspot
Bluetooth - v4.0, A2DP
GPS - Yes, with A-GPS, GLONASS, Beidou
NFC - Yes
Radio - FM Radio
USB - microUSB v2.0

FEATURES
Sensors - Accelerometer, proximity, compass, sensor core
Messaging - SMS (threaded view),MMS, Email, Push Email, IM
Browser - HTML5
Java - No
- Active noise cancellation with dedicated mic
- MP3/WAV/eAAC+/WMA player
- MP4/H.264/WMV player
- OneDrive (30 GB cloud storage)
- Document viewer
- Photo/Video editor

BATTERY
      Li-Ion 3000 mAh battery
Stand-by - Up to 936 hrs (2G) / up to 936 hrs. (3G)
Talk time - Up to 31 hrs. 20 min (2G) / Up to 23 hrs 40 min (3G)

MISC
Colors - Matte Cyan, Orange, Black, Matte White, Glossy White
Price group - About 270 EUR

Nokia Lumia 638

Technology

NETWORK - GSM / HSPA / LTE
2G Bands - GSM 850/ 900 / 1800 / 1900
3G Bands - HSDPA 850 / 900 / 1900 / 2100 -RM-1010
4G Bands - LTE band 3(1800), 7(2600), 38(2600), 39(1900), 40(2300),  41(2500)
Speed - HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
GPRS - Yes
EDGE - Yes

LAUNCH
Announced - December,2014
Status - Available, Released December, 2014

BODY
Dimensions - 129.5 x 66.7 x 9.2 mm (5.10 x 2.63 x 0.36 inches)

Weight - 136 gm (4.80 oz)
SIM - Micro-SIM

DISPLAY
Type - IPS LCD Capacitive touchscreen, 16M colors
Size - 4.5 inches (~64.6% screen-to-body ratio)
Resolution - 480 x 854 pixels (~218 ppi pixel density)
Multitouch - Yes
Protection - Corning Gorilla Glass 3
           - ClearBlack Display

DISPLAY
OS - Microsoft Windows Phone 8.1
CPU - Quad-core 1.2 GHz Cortex-A7
GPU - Adreno 305

MEMORY
Card slot - microSD, up to 128 GB
Internal - 8 GB, 1` GB RAM

CAMERA
Primary - 5 MP, 2592 x 1944 pixels, Autofocus
Features - 1/4" sensor size, Geo-tagging, Panorama
Video - Yes
Secondary - No

SOUND
Alert types - Vibration, MP3, WAV ringtones
Loudspeaker - Yes
3.5mm jack - Yes

COMMS
WLAN - Wi-Fi 802.11 b/g/n, DLNA, Hotspot
Bluetooth - v4.0, A2DP, LE/apt-X after WP8 Denim update
GPS - Yes, with A-GPS, GLONASS
Radio - FM radio
USB - microUSB

FEATURES
Sensors - Accelerometer
Messaging  - SMS (threaded view), MMS, Email, Push Email,IM
Browser - HTML5
Java - No

- Active noise cancellation with dedicated mic
- MP3/WAV/eAAC+/WMA player
- MP4/H.264/WMV player
- OneDrive (15 GB Cloud storage)
- Document viewer
- Photo/Video editor

BATTERY
       Li-Ion 1830 mAh Battery (BL-5H)
Stand-by -
Talk time - 

MISC
Colors - Black
SAR EU - 1.46 W/kg (head)  0.95 W/kg (body)
Price group - About 100 EUR

Disclaimer :- We can not guarantee that the information on this page is 100% correct.