Lenovo K9 vs Samsung Galaxy M51

Lenovo K9
Lenovo K9
Samsung Galaxy M51
Samsung Galaxy M51
Lenovo K9
Samsung Galaxy M51
  • Network
  • 2G network
    GSM 850, 900, 1800, 1900
    GSM 850, 900, 1800, 1900
  • 3G network
    HSDPA 850, 900, 1900, 2100
    HSDPA 850, 900, 1700(AWS), 1900, 2100
  • 4G network
    LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500)
    LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66
  • HSDPA speed
    42.2 Mbps
    42.2 Mbps
  • HSUPA speed
    5.76 Mbps
    5.76 Mbps
  • LTE speed
    LTE-A, Cat6, 300 Mbps download, 51 Mbps upload
    LTE-A, (2CA) Cat6, 400 Mbps download, 50 Mbps upload
  • GPRS
    Yes
    Yes
  • EDGE
    Yes
    Yes
  • Availability
  • Oficially announced
    2018-10
    2020-08
  • Status
    2018-10
    2020-09
  • Design
  • Build
    Metal
    Glass front (Gorilla Glass 3), plastic back, plastic frame
  • SIM
    Hybrid Dual SIM (Nano-SIM, dual stand-by)
    Dual SIM (Nano-SIM, dual stand-by)
  • Height
    153.8 mm
    163.9 mm
  • Width
    72.9 mm
    76.3 mm
  • Thickness
    8 mm
    9.5 mm
  • Weight
    155 g
    213 g
  • Colors
    Black, Blue
    Black, Blue
  • Display
  • Display type
    IPS LCD capacitive touchscreen
    Super AMOLED Plus
  • Physical size
    5.7 inches
    6.7 inches
  • Resolution
    720 x 1440 pixels
    1080 x 2400 pixels
  • Pixel density
    282 ppi
    393 ppi
  • Display colors
    16777216
    16777216
  • Protection
    2.5D curved glass screen
    Corning Gorilla Glass 3
  • Multitouch
    Yes
    -
  • Hardware
  • CPU
    Octa-core
    Octa-core
  • CPU
    Quad-core 2.0 GHz Cortex-A53
    Quad-core 2.2 GHz Kryo 470 Gold
  • CPU(second)
    quad-core 1.5 GHz Cortex-A53
    Hexa-core 1.8 GHz Kryo 470 Silver
  • Chipset
    Mediatek MT6762 Helio P22
    Qualcomm SDM730 Snapdragon 730G
  • GPU
    PowerVR GE8320
    Adreno 618
  • Memory RAM
    3 GB
    6, 8 GB
  • Internal storage
    32 GB
    128 GB
  • Memory card
    microSD, microSDHC, microSDXC
    microSD, microSDHC, microSDXC
  • Memory card max
    256 GB
    512 GB
  • Storage
    -
    UFS 2.1
  • OS
  • OS
    Android 8.1 Oreo
    Android 10, One UI 2.5
  • Main camera
  • Camera type
    Dual
    Quad
  • Main camera
    13 MP, f/2.2 , 1/3" , 1.12 µm
    64 MP, f/1.8 , 1/1.73" , 0.8 µm, (wide) , 26 mm
  • 5 MP, f/2.4 , 1.12 µm
    12 MP, f/2.2 , 1.12 µm, (ultrawide) , 123˚
  • (macro) , 5 MP, f/2.4
  • (depth) , 5 MP, f/2.4 , 1.12 µm
  • Primary camera resolution
    4160 x 3120 pixels
    9280 x 6944 pixels
  • Primary camera video
    1080p@30/60fps
    4K@30fps, 1080p@30fps
  • Primary camera flash
    dual-LED flash
    LED flash
  • Primary camera phase detection autofocus
    phase detection autofocus
    -
  • Camera features
    Autofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode
    Autofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus
  • Selfie camera
  • Selfie camera type
    Dual
    -
  • Selfie camera
    13 MP, f/2.2 , 1/3" , 1.12 µm
    32 MP, f/2.0 , 1/2.8" , 0.8 µm, (wide) , 26 mm
  • 5 MP, f/2.4 , 1.12 µm
  • Selfie camera resolution
    4160 x 3120 pixels
    6560 x 4928 pixels
  • Selfie camera video
    1080p@30/60fps
    4K@30fps, 1080p@30fps
  • Sound
  • 3.5mm jack
    Yes
    Yes
  • Loudspeaker
    Yes
    Yes
  • Earpiece
    Yes
    Yes
  • Multimedia
  • 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
    Yes
  • WLAN WiFi Direct
    Yes
    Yes
  • WLAN WiFi Dual Band
    -
    Yes
  • USB
    Type-C 1.0 reversible connector
    Type-C 2.0
  • USB On-The-Go
    Yes
    Yes
  • Bluetooth
    v4.1
    v5.0
  • Bluetooth A2DP
    Yes
    Yes
  • bluetooth LE
    Yes
    Yes
  • NFC
    -
    Yes
  • GPS
    Yes, with A-GPS
    Yes, with A-GPS
  • GLONASS
    -
    Yes
  • GALILEO
    -
    Yes
  • BDS
    -
    Yes
  • Features
  • Sensors
    Accelerometer, fingerprint, light, proximity
    Accelerometer, compass, fingerprint, gyroscope, proximity
  • Browser
  • HTML
    HTML5
    HTML5
  • Battery
  • Battery type
    Li-Ion
    Li-Po
  • Battery capacity
    3000 mAh
    7000 mAh
  • Battery removable
    Non-removable
    Non-removable
  • Fast battery charging
    Yes
    Yes (100% in 115 min)
  • Reverse charging
    -
    Yes
  • DxOMark autonomy
    -
    96
  • DxOMark charging
    -
    61
  • DxOMark efficiency
    -
    87
  • DxOMark battery score
    -
    88
  • Tests and performance
  • Antutu
    -
    275000 (v8)
  • Geekbench(single-core)
    -
    1592 (v5.2)
  • Geekbench(multi-core)
    -
    4211 (v5.2)
  • SAR value
  • SAR(head)
    -
    1.38 W/kg
  • SAR EU(head)
    -
    0.61 W/kg
  • SAR EU(body)
    -
    1.45 W/kg
  • Cost
  • Price
    -
    440 USD

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