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Fairphone 4
Compare Fairphone 4 and Oukitel C31

Fairphone 4 vs Oukitel C31

Fairphone 4
Fairphone 4
Oukitel C31
Oukitel C31
Fairphone 4
Oukitel C31
  • Network
  • 2G network
    GSM 850, 900, 1800, 1900
    GSM 850, 900, 1800, 1900
  • 3G network
    HSDPA 850, 900, 1700(AWS), 1900, 2100
    HSDPA 900, 2100
  • 4G network
    LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 18, 19, 20, 28, 32, 38, 40, 41, 71
    LTE frequency band 1, 3, 7, 8, 19, 20
  • 5G network
    5G band 1, 3, 5, 7, 8, 20, 28, 38, 41, 71, 77, 78 SA/NSA/Sub6
    -
  • HSDPA speed
    42.2 Mbps
    42.2 Mbps
  • HSUPA speed
    5.76 Mbps
    5.76 Mbps
  • LTE speed
    LTE-A (4CA), Cat18, 1200 Mbps download, 150 Mbps upload
    LTE, 150 Mbps download, 51 Mbps upload
  • 5G speed
    2.3 Gbps download
    -
  • GPRS
    Yes
    Yes
  • EDGE
    Yes
    Yes
  • Availability
  • Oficially announced
    2021-09
    2022-08
  • Status
    2021-09
    2022-08
  • Design
  • Build
    Glass front (Gorilla Glass 5), plastic back, plastic frame
    Plastic
  • SIM
    Dual SIM (Nano-SIM, dual stand-by)
    Dual SIM (Nano-SIM, dual stand-by)
  • Height
    162 mm
    -
  • Width
    75.5 mm
    -
  • Thickness
    10.5 mm
    -
  • Weight
    225 g
    207 g
  • Waterproof
    IP54
    -
  • Dust proof
    IP54
    -
  • MIL-STD-810G
    Yes
    -
  • Colors
    Gray, Green, Speckled Green
    Black, Blue
  • Display
  • Display type
    IPS LCD
    IPS TFT
  • Physical size
    6.3 inches
    6.52 inches
  • Resolution
    1080 x 2340 pixels
    720 x 1600 pixels
  • Pixel density
    409 ppi
    269 ppi
  • Display colors
    16777216
    16777216
  • Protection
    Scratch resistant, Corning Gorilla Glass 5
    2.5D curved glass screen
  • Hardware
  • CPU
    Octa-core
    -
  • CPU
    Dual-core 2.2 GHz Kryo 570
    Quad-core 2.0 GHz Cortex-A53
  • CPU(second)
    Hexa-core 1.8 GHz Kryo 570
  • Chipset
    Qualcomm SM7225 Snapdragon 750G 5G
    MediaTek Helio A22 (MT6761)
  • GPU
    Adreno 619
    PowerVR GT8300
  • Memory RAM
    6, 8 GB
    3 GB
  • Internal storage
    128, 256 GB
    16 GB
  • Memory card
    microSD, microSDHC, microSDXC
    microSD, microSDHC, microSDXC
  • Memory card max
    2 TB
    256 GB
  • OS
  • OS
    Android 11
    Android 12
  • Main camera
  • Camera type
    Triple
    Triple
  • Main camera
    (wide) , 48 MP, f/1.6 , 1/2.0" , 0.8 µm, 8x digital zoom
    13 MP, f/2.2 , 1/3.1" , 80˚
  • (ultrawide) , 48 MP, f/2.2 , 120˚ , 1/2.0" , 0.8 µm
    (macro) , 0.3 MP, f/2.8 , 1/10"
  • TOF 3D
    (depth) , 0.3 MP, f/2.8 , 1/10"
  • Primary camera resolution
    8000 x 6000 pixels
    4224 x 3136 pixels
  • Primary camera video
    4K@30fps, 1080p@30/60fps, gyro-EIS
    1440p@30fps
  • Primary camera flash
    dual-LED dual-tone 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, scene-mode, phase detection autofocus
    Autofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode
  • Selfie camera
  • Selfie camera type
    Single
    Single
  • Selfie camera
    (wide) , 25 MP, f/2.2 , 1/2.78" , 0.9 µm
    5 MP, f/2.2 , 75˚
  • Selfie camera resolution
    -
    2560 x 1944 pixels
  • Selfie camera features
    Digital image stabilization, face detection, face unlock, HDR
    Face unlock, face detection
  • Selfie camera video
    1080p@30fps, gyro-EIS
    1080p@30fps
  • Sound
  • 3.5mm jack
    No
    Yes
  • Loudspeaker
    Yes
    Yes
  • Earpiece
    Yes
    Yes
  • Multimedia
  • Radio
    No
    FM Radio
  • Connectivity
  • WLAN
    Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
    Wi-Fi 802.11b, 802.11g, 802.11n
  • WLAN WiFi Hotspot
    Yes
    Yes
  • WLAN WiFi Direct
    Yes
    Yes
  • WLAN WiFi Dual Band
    Yes
    -
  • USB
    Type-C 3.0, DisplayPort
    Type-C 2.0
  • USB On-The-Go
    -
    Yes
  • Bluetooth
    v5.1
    v4.2
  • Bluetooth A2DP
    Yes
    Yes
  • bluetooth LE
    Yes
    -
  • NFC
    Yes
    No
  • GPS
    Yes, with A-GPS
    Yes, with A-GPS
  • GLONASS
    Yes
    Yes
  • GALILEO
    Yes
    -
  • BDS
    Yes
    Yes
  • Features
  • Sensors
    Accelerometer, compass, fingerprint, gyroscope, proximity
    Accelerometer, fingerprint, gyroscope, light, proximity
  • Browser
  • HTML
    HTML5
    HTML5
  • Battery
  • Battery type
    Li-Ion
    Li-Po
  • Battery capacity
    3905 mAh
    5150 mAh
  • Battery removable
    Removable
    Non-removable
  • Fast battery charging
    Quick Charge, 20W (50% in 30 min)
    Yes
  • Talk time 3G
    30 h
    -
  • Talk time 4G
    13 h
    -
  • Standby time 4G
    200 h
    -
  • Tests and performance
  • Antutu
    385000 (v9)
    61300 (v8)
  • Geekbench(single-core)
    642 (v5.4)
    161 (v5.2)
  • Geekbench(multi-core)
    1878 (v5.4)
    548 (v5.2)
  • SAR value
  • SAR EU(head)
    0.49 W/kg
    -
  • SAR EU(body)
    0.99 W/kg
    -
  • Cost
  • Price
    670 USD
    80 USD

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