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Phone Specifications

Compare: Oppo K9 vs Microsoft Lumia 640 Dual SIM

General Features
  • 6.43"
    Amoled
  • 64 MP
    Triple Camera
  • 8 GB RAM
    Snapdragon 768G 5G
  • 4300mAh
    Li-Po
Pros
  • Dual sim support
    High RAM capacity
    High battery capacity
    High megapixel camera
  • Cons
  • No SD Card slot
  • Photos Comments
    Reviews
    Brand
    Oppo
    Announced
    2021, May 06
    Release Date
    2021, May 11
    Status
    Available
    Out Price
    260 EUR
    Display
    Type
    Amoled
    Aspect Ratio and PPI
    20:9 ratio - 409 ppi density
    Size
    6.43 inches, 99.8 cm2 (~85.5% screen-to-body ratio)
    Resolution
    1080 x 2400 pixels
    Peak brightness (nit)
    430 nits
    Protection
    Features
    Capacitive
    Multi-touch
    Scratch resistant2.5D curved glass screen
    90 Hz refresh rate
    BODY
    Colors
    Black
    Aurora
    Dimensions
    159.1 73.4 7.9 mm (6.26 2.89 0.31 in)
    Weight
    172 g (6.07 oz)
    Material
    Certification
    Waterproof
    Sensors
    Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
    3.5mm Jack
    Yes
    NFC
    No
    Infrared
    USB Type
    USB Type-C 2.0, USB On-The-Go
    Loudspeaker Loudness (dB)
    Yes
    PLATFORM
    Chipset
    Qualcomm Snapdragon 768G
    CPU
    Octa-core (1x2.8 GHz Kryo 475 Prime & 1x2.4 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver)
    Bits
    64 Bit
    Cores
    8 Cores
    Process technology
    7 nm
    GPU
    Qualcomm Adreno 620
    GPU Cores
    GPU Frequency
    Yes
    OS
    Android 11, ColorOS 11.1
    MEMORY
    RAM Capacity
    8 GB
    RAM Type
    LPDDR4X
    Storage
    128/256 GB
    SD Card Slot
    No
    PERFORMANCE SCORES
    Antutu Score
    449.750
    Antutu
    v9
    The result may not show the exact score. The overall score is close to this.
    Geek Bench Score
    GeekBench
    Single Score
    BATTERY
    Capacity
    4300
    Type
    Li-Po
    Quick Charge Technology
    65.0W
    Video Playback Time
    Fast Charging
    65W
    Wireless Charging
    No
    Main Camera
    First Camera
    Resolution
    64 MP
    Sensor
    Unknown
    Aperture
    f/1.7
    Pixel Size
    Sensor Size
    Optical Zoom
    Lens
    (wide)
    Extra
    Autofocus
    Continuous autofocus
    Continuous shooting
    Digital zoom
    Digital image stabilization
    Optical image stabilization
    Geotagging
    Panorama
    HDR
    Touch focus
    Face detection
    White balance settings
    IS
    Second Camera
    Resolution
    8 MP
    Sensor
    Unknown
    Aperture
    f/2.2
    Pixel Size
    Sensor Size
    Optical Zoom
    Lens
    (ultrawide)
    Extra
    Third Camera
    Resolution
    2 MP
    Sensor
    Unknown
    Aperture
    f/2.4
    Pixel Size
    Sensor Size
    Optical Zoom
    Lens
    (macro)
    Extra
    Fourth Camera
    Resolution
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Optical Zoom
    Lens
    Extra
    Fifth Camera
    Resolution
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Optical Zoom
    Lens
    Extra
    Sixth Camera
    Resolution
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Optical Zoom
    Lens
    Extra
    Image Resolution
    64 megapixels
    Video Resolution and FPS
    4K@30fps, 1080p@30/60/120fps; gyro-EIS
    Optical Stabilisation (OIS)
    No
    Electronic Stabilisation (EIS)
    Yes
    Slow Motion Video
    Yes, 240 fps
    Features
    DxOMark Score
    Mobile Score (Rear)
    Mobile
    Selfie Score
    Selfie
    Selfie Camera
    First Camera
    Resolution
    32 Mpx
    Sensor
    Samsung S5KGD1
    Aperture
    f/2.4
    Pixel Size
    Sensor Size
    Extra
    Second Camera
    Resolution
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Extra
    Third Camera
    Resolution
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Extra
    Video Resolution and FPS
    1080p@30fps
    Features
    CONNECTIVITY
    Technology
    GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
    2G Bands
    GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800
    3G Bands
    HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1x
    4G Bands
    1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 41
    5G Bands
    1, 3, 28, 41, 77, 78 SA/NSA
    TD-SCDMA
    TD-SCDMA 1880-1920 MHz, TD-SCDMA 2010-2025 MHz
    Navigation
    Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS
    Network Speed
    HSPA 42.2/5.76 Mbps, LTE-A, 5G
    SIM Card Type
    Dual SIM (Nano-SIM, dual stand-by)
    Number of SIM Area
    2 SIM
    Wi-Fi
    Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
    Bluetooth
    5.0, A2DP, LE, aptX HD
    OTHERS
    VoLTE
    Yes
    FM Radio
    SAR The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue.
    Body SAR (EU)
    Head SAR (EU)
    Body SAR (USA)
    Head SAR (USA)
    Additional
    Extra
    Cooling System
    Yes
    HDMI
    General Features
    • 5.0"
      IPS LCD
    • 8MP
      1080p
    • 1GB RAM
      Snapdragon 400
    • 2500 mAh
      Li-Ion
    Pros
  • Low sar value (USA)
    SD Card area available
    FM Radio support
    Dual sim support
  • Cons
  • HD+ Screen
    Not water resistant
    No Infrared
  • Photos Comments
    Reviews
    Brand
    Microsoft
    Announced
    Release Date
    2015, April
    Status
    Available
    Out Price
    About 170 EUR
    Display
    Type
    IPS LCD
    Aspect Ratio and PPI
    16:9 ratio - 294 ppi density
    Size
    5.0 inches, 68.9 cm2 (~67.6% screen-to-body ratio)
    Resolution
    720 x 1280 pixels
    Peak brightness (nit)
    Protection
    Corning Gorilla Glass 3
    Features
    ClearBlack display
    BODY
    Colors
    Glossy Cyan
    Orange
    White
    Matte Black
    Dimensions
    141.3 x 72.2 x 8.8 mm (5.56 x 2.84 x 0.35 in)
    Weight
    145 gr (5.11 oz)
    Material
    Plastic
    Certification
    Waterproof
    No
    Sensors
    Accelerometer, proximity, compass
    3.5mm Jack
    Yes
    NFC
    No
    Infrared
    No
    USB Type
    microUSB 2.0
    Loudspeaker Loudness (dB)
    PLATFORM
    Chipset
    Qualcomm MSM8926 Snapdragon 400 (28 nm)
    CPU
    Quad-core 1.2 GHz Cortex-A7
    Bits
    32Bit
    Cores
    4
    Process technology
    28 nm
    GPU
    Adreno 305
    GPU Cores
    1
    GPU Frequency
    OS
    Microsoft Windows Phone 8.1, upgradable to Microsoft Windows 10
    MEMORY
    RAM Capacity
    1GB
    RAM Type
    Storage
    8GB
    SD Card Slot
    microSD, up to 256 GB (dedicated slot)
    PERFORMANCE SCORES
    Antutu Score
    Antutu
    The result may not show the exact score. The overall score is close to this.
    Geek Bench Score
    GeekBench
    Single Score
    BATTERY
    Capacity
    2500
    Type
    Li-Ion
    Quick Charge Technology
    Video Playback Time
    Fast Charging
    Wireless Charging
    Main Camera
    First Camera
    Resolution
    Sensor
    Aperture
    f/2.2
    Pixel Size
    Sensor Size
    Optical Zoom
    Lens
    Extra
    Second Camera
    Resolution
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Optical Zoom
    Lens
    Extra
    Third Camera
    Resolution
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Optical Zoom
    Lens
    Extra
    Fourth Camera
    Resolution
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Optical Zoom
    Lens
    Extra
    Fifth Camera
    Resolution
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Optical Zoom
    Lens
    Extra
    Sixth Camera
    Resolution
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Optical Zoom
    Lens
    Extra
    Image Resolution
    3264 x 2448 pixels, 7.99 MP
    Video Resolution and FPS
    1080@30
    Optical Stabilisation (OIS)
    No
    Electronic Stabilisation (EIS)
    Slow Motion Video
    Features
    DxOMark Score
    Mobile Score (Rear)
    Mobile
    Selfie Score
    Selfie
    Selfie Camera
    First Camera
    Resolution
    1 MP
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Extra
    Second Camera
    Resolution
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Extra
    Third Camera
    Resolution
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Extra
    Video Resolution and FPS
    720p
    Features
    CONNECTIVITY
    Technology
    GSM / HSPA
    2G Bands
    GSM - 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
    3G Bands
    HSDPA - 850 / 900 / 1900 / 2100
    4G Bands
    5G Bands
    TD-SCDMA
    Navigation
    Yes, with A-GPS, GLONASS, BDS
    Network Speed
    HSPA 42.2/5.76 Mbps
    SIM Card Type
    Dual SIM (Micro-SIM, dual stand-by)
    Number of SIM Area
    2
    Wi-Fi
    Wi-Fi 802.11 b/g/n, DLNA, hotspot
    Bluetooth
    4.0, A2DP
    OTHERS
    VoLTE
    FM Radio
    Yes
    SAR The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue.
    Body SAR (EU)
    Head SAR (EU)
    Body SAR (USA)
    0.16 W/kg
    Head SAR (USA)
    0.81 W/kg
    Additional
    Extra
    Cooling System
    HDMI
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