Nokia Lumia 638

Nokia


Announced

Date 2014, December

Network

2G GSM 850 / 900 / 1800 / 1900
3G HSDPA 850 / 900 / 1900 / 2100 - RM-1010
4G LTE band 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)

Size

Dimension 129.5 x 66.7 x 9.2 mm (5.10 x 2.63 x 0.36 in)
Weight 136 g (4.80 oz)

Display

Technology IPS LCD
Type Capacitive touchscreen
Colors 16 million
Size 4.5 inches, 55.8 cm2
Multi-touch Yes
Accelerometer sensor Yes
Gyroscope sensor No
Proximity sensor No
Scratch resistant Yes (Gorilla Glass 3)
Other - ClearBlack display

System

OS Microsoft Windows Phone 8.1
CPU Frequency Quad-core 1.2 GHz Cortex-A7
CPU Details Adreno 305 for graphics
CPU Chipset Qualcomm Snapdragon 400

Communications

GPRS Yes
EDGE Yes
3G HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps

Connectivity

Bluetooth 4.0, A2DP, LE/ aptX after WP8 Denim update
Infrared Port No
WLAN Wi-Fi 802.11 b/g/n, DLNA, hotspot
USB microUSB 2.0
HDMI No
GPS Yes, with A-GPS, GLONASS

Memory

Phone Book
Call records
Internal 8 GB, 1 GB RAM
Card Slot

Audio

Alert types Vibration; MP3, WAV ringtones
Speakers No
Radio FM radio
- Active noise cancellation with dedicated mic

Main Camera

Resolution 5 MP
Sensor size 1/4"

Secondary Camera (selfie)

Resolution No

Features

Messaging SMS(threaded view), MMS, Email, Push Email, IM
Browser HTML5
Games No

Battery

Type Removable Li-Ion 1830 mAh battery (BL-5H)
Stand-by No
Talk Time No

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