Digma Optima Prime 4 3G vs Xiaomi Redmi K30 5G Racing

Digma Optima Prime 4 3G
Digma Optima Prime 4 3G
Xiaomi Redmi K30 5G Racing
Xiaomi Redmi K30 5G Racing
Digma Optima Prime 4 3G
Xiaomi Redmi K30 5G Racing
  • Network
  • 2G network
    GSM 900, 1800
    GSM 850, 900, 1800, 1900
  • 3G network
    HSDPA 1900
    HSDPA 850, 900, 1900, 2100
  • 4G network
    -
    LTE frequency band 1, 3, 5, 7, 8, 34, 38, 39, 40, 41
  • 5G network
    -
    5G band 41, 78; SA/NSA/Sub6
  • HSDPA speed
    -
    42 Mbps
  • HSUPA speed
    -
    5.76 Mbps
  • LTE speed
    -
    LTE-A
  • 5G speed
    -
    2+ Gbps download
  • GPRS
    Yes
    Yes
  • EDGE
    Yes
    Yes
  • Availability
  • Oficially announced
    2018-4
    2020-05
  • Status
    2018-4
    2020-05
  • Design
  • Build
    Plastic
    Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame
  • SIM
    Dual SIM (Micro-SIM/Mini-SIM, dual stand-by)
    Hybrid Dual SIM (Nano-SIM, dual stand-by)
  • Height
    107.8 mm
    165.3 mm
  • Width
    188 mm
    76.6 mm
  • Thickness
    10 mm
    8.8 mm
  • Weight
    270 g
    208 g
  • Colors
    Black
    Blue, Mint, Purple, Red, White
  • Display
  • Display type
    TN
    IPS LCD capacitive touchscreen
  • Physical size
    7 inches
    6.67 inches
  • Resolution
    1024 x 600 pixels
    1080 x 2400 pixels
  • Pixel density
    170 ppi
    395 ppi
  • Display colors
    16777216
    16777216
  • Protection
    -
    2.5D curved glass screen, Scratch resistant, Corning Gorilla Glass 5, Oleophobic coating
  • Multitouch
    Yes
    -
  • Display features
    -
    HDR10, 120Hz sampling rate
  • Hardware
  • CPU
    -
    Octa-core
  • CPU
    Quad-core 1.2 GHz Cortex-A7
    Single-core 2.8 GHz Kryo 475 Prime
  • CPU(second)
    Single-core 2.2 GHz Kryo 475 Gold
  • CPU(third)
    Hexa-core 1.8 GHz Kryo 475 Silver
  • Chipset
    Spreadtrum SC7731C
    Qualcomm SDM768 Snapdragon 768G
  • GPU
    Mali-400 MP1
    Adreno 620
  • Memory RAM
    1 GB
    6 GB
  • Internal storage
    8 GB
    128 GB
  • Memory card
    microSD, microSDHC, microSDXC
    No
  • Memory card max
    64 GB
    -
  • Storage
    -
    UFS 2.1
  • OS
  • OS
    Android 7.0 Nougat
    MIUI 11 (Android 10.0)
  • Selfie camera
  • Selfie camera type
    -
    Dual
  • Selfie camera
    0.31 MP
    20 MP, f/2.2 , 27 mm, 1/3.4" , 0.8 µm
  • 2 MP, f/2.4 , 1/5" , 1.75 µm
  • Selfie camera resolution
    640 x 480 pixels
    5184 x 3800 pixels
  • Selfie camera video
    480p@30fps MP
    1080p@30fps
  • Sound
  • 3.5mm jack
    Yes
    Yes
  • Loudspeaker
    Yes
    Yes
  • Earpiece
    Yes
    Yes
  • Multimedia
  • Radio
    FM Radio
    FM Radio
  • Connectivity
  • WLAN
    Wi-Fi 802.11b, 802.11g, 802.11n
    Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
  • WLAN WiFi Hotspot
    -
    Yes
  • WLAN WiFi Direct
    -
    Yes
  • Wi-Fi display
    -
    Yes
  • WLAN WiFi Dual Band
    -
    Yes
  • USB
    microUSB 2.0
    Type-C 1.0 reversible connector
  • USB On-The-Go
    -
    Yes
  • Bluetooth
    v4.0
    v5.1
  • Bluetooth A2DP
    Yes
    Yes
  • bluetooth LE
    -
    Yes
  • Infrared
    -
    Yes
  • NFC
    -
    Yes
  • GPS
    Yes, with A-GPS
    Yes, with A-GPS
  • GLONASS
    -
    Yes
  • GALILEO
    -
    Yes
  • Beidou
    -
    Yes
  • QZSS
    -
    Yes
  • Features
  • Sensors
    Accelerometer
    Accelerometer, compass, fingerprint, gyroscope, proximity
  • Browser
  • HTML
    HTML5
    HTML5
  • Battery
  • Battery type
    Li-Po
    Li-Po
  • Battery capacity
    2200 mAh
    4500 mAh
  • Battery removable
    Non-removable
    Non-removable
  • Fast battery charging
    -
    Yes(100% in 57 min)
  • Main camera
  • Camera type
    -
    Quad
  • Main camera
    64 MP, f/1.9 , 26 mm, 1/1.72" , 0.8 µm
  • 8 MP, f/2.2 , 1/4" , 1.12 µm
  • 5 MP, f/2.4
  • 2 MP, f/2.4
  • Primary camera resolution
    -
    5183 x 3800 pixels
  • Primary camera video
    -
    4K@30fps, 1080p@30/120fps, 720p@960fps; gyro-EIS
  • Primary camera flash
    -
    dual LED flash
  • Camera features
    -
    Autofocus, continuous shooting, digital zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus
  • Cost
  • Price
    -
    310 USD

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