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Nokia Lumia 638
Nokia Lumia 638

Price N/A


Network

Technology
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
2014, December
 Status
Available. Released 2014, December

Body

Weight
136 g (4.80 oz)
 SIM
Micro-SIM
 Dimensions
129.5 x 66.7 x 9.2 mm (5.10 x 2.63 x 0.36 in)

Display

Type
IPS LCD capacitive touchscreen, 16M colors
 Size
4.5 inches, 55.8 cm2 (~64.6% screen-to-body ratio)
 Resolution
480 x 854 pixels, 16:9 ratio (~218 ppi density)
 Multitouch
Yes
 
- ClearBlack display
 Protection
Corning Gorilla Glass 3

Platform

OS
Microsoft Windows Phone 8.1
 Chipset
Qualcomm Snapdragon 400 (28 nm)
 CPU
Quad-core 1.2 GHz Cortex-A7
 GPU
Adreno 305

Memory

Card slot
microSD, up to 256 GB (dedicated slot)
 Internal
8 GB, 1 GB RAM

Main Camera

Single
5 MP, 1/4", AF
 Features
Panorama
 Video
Yes

Selfie Camera

selfie_--
No

Sound

Alert types
Vibration; MP3, WAV ringtones
 Loudspeaker
Yes
 3.5mm jack
Yes
 
- Active noise cancellation with dedicated mic

Comms

WLAN
Wi-Fi 802.11 b/g/n, DLNA, hotspot
 Bluetooth
4.0, A2DP, LE/ aptX after WP8 Denim update
 GPS
Yes, with A-GPS, GLONASS
 Radio
FM radio
 USB
microUSB 2.0

Features

Sensors
Accelerometer
 Messaging
SMS(threaded view), MMS, Email, Push Email, IM
 Browser
HTML5
 
- MP3/WAV/eAAC+/WMA player
- MP4/H.264/WMV player
- OneDrive (15 GB cloud storage)
- Document viewer
- Video/photo editor

Battery

Removable Li-Ion 1830 mAh battery (BL-5H)

MISC

Colors
Black
 SAR EU
1.46 W/kg (head)     0.95 W/kg (body)