• 4.5" (854x480) IPS LCD
  • 1GB
    Snapdragon 400 SoC
    8GB Storage
  • 5-MP Rear: 1 Camera
  • 1830 mAh

Specifications Highlights
ProductLumia 638 (2014)
Display4.5" 854x480 IPS LCD
Rear Camera(s)
  • 5-MP (Primary)
Selfie Camera(s)
    Computing
    • Snapdragon 400 SoC
    • 1GB RAM
    • 8GB Storage
    • MicroSD (128GB max.)
    Battery1830 mAh
    DesignIP Rating, 136g (4.8oz), 129.5x66.7x9.2 mm (5.10 x 2.63 x 0.36 inches)
    Advertising
    Display
    TypeIPS LCD
    Diagonal (inches)4.5"
    Display/Body Ratio64.6%
    Resolution854x480
    Sharpness (PPI)218 PPI
    Display Glass TypeGorilla Glass 3
    Features
    • Multitouch
    Color Depth24 bit (16,777,216 Colors)
    Primary Camera
    Megapixel5-MP
    Battery
    Battery TypeLi-Ion
    Battery Capacity (mAh)1830 mAh
    Computing
    Processor BrandQualcomm
    Processor NameSnapdragon 400
    Processor # Cores4
    Main Processor Frequency (GHz)1.2 GHz
    RAM Options1GB
    Internal Storage Options8GB
    Memory Card TypeMicroSD
    Mem. Card Max. Size128GB
    Operating System + VersionWindows 8.1
    Communications
    LTE Category (Download)LTE CAT4 150 Mbps
    Modem Features
    • GPRS
    • EDGE
    • LTE
    WiFi Speed
    • b
    • g
    • n
    WiFi Features
    • Hotspot
    Bluetooth VersionBluetooth 4.0
    Bluetooth Features
    • A2DP
    • BT LE
    Connector TypeMicro USB
    SAR EU Head1.46 W/Kg
    SAR EU Body0.95 W/Kg
    Sim Card 0
    NameSIM0
    SIM TypeMicro SIM
    Multimedia
    Multimedia Features
    • DLNA
    Audio Alerts
    • VIBRATION
    • MP3
    • WAV
    Audio Features
    • Loudspeaker
    • 3.5mm Port
    • Phone Noise Cancellation
    • FM Radio
    Audio Formats
    • MP3
    • WAV
    • WMA
    Video Formats
    • MP4
    • WMV
    • H.264
    Sensors
    • Accelerometer
    • GPS
    • A-GPS
    • GLONASS

    Lumia 638 Frequently Asked Questions (FAQ)

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    No. the Lumia 638 is not water-proof as we do not see an IP-Rating.
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    No, the Lumia 638 does not have dual-SIMs according to our data, but things may be different in Abroad. We mainly track United States data.
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    No, the Lumia 638 854x480 screen resolution is not 4K.
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    No, the Lumia 638 is not compatible with Wireless Charging.
    +
    No, the Lumia 638 does not have Qi Wireless Charging.
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    Yes, the Lumia 638 is a 4G device that is rated 4G LTE cat4 (150 Mbps).
    +
    No, the Lumia 638 is not a 5G NR smartphone.
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    No, the Lumia 638 is not a USB-C handset.
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    No, the Lumia 638 does not have a removable battery.

    Lumia 638 Benchmarks

    GFXBench T-Rex (Offscr.)

    Higher is better

    Battery Capacity (mAh)

    Higher is better