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Fairphone 4
Compare Fairphone 4 and Ulefone Armor 21

Fairphone 4 vs Ulefone Armor 21

Fairphone 4
Fairphone 4
Ulefone Armor 21
Ulefone Armor 21
Fairphone 4
Ulefone Armor 21
  • Network
  • 2G network
    GSM 850, 900, 1800, 1900
    GSM 850, 900, 1800, 1900
  • 3G network
    HSDPA 850, 900, 1700(AWS), 1900, 2100
    HSDPA 850, 900, 1700(AWS), 1900, 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, 2, 3, 4, 5, 7, 8, 12, 17, 19, 20, 28, 34, 38, 39, 40, 41, 66
  • 5G network
    5G band 1, 3, 5, 7, 8, 20, 28, 38, 41, 71, 77, 78 SA/NSA/Sub6
    -
  • HSDPA speed
    42.2 Mbps
    -
  • HSUPA speed
    5.76 Mbps
    -
  • EV-DO speed
    -
    EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
  • LTE speed
    LTE-A (4CA), Cat18, 1200 Mbps download, 150 Mbps upload
    LTE
  • 5G speed
    2.3 Gbps download
    -
  • GPRS
    Yes
    Yes
  • EDGE
    Yes
    Yes
  • Availability
  • Oficially announced
    2021-09
    2023-05
  • Status
    2021-09
    2023-05
  • Design
  • Build
    Glass front (Gorilla Glass 5), plastic back, plastic frame
    Polycarbonate, TPU, metal
  • SIM
    Dual SIM (Nano-SIM, dual stand-by)
    Dual SIM (Nano-SIM, dual stand-by)
  • Height
    162 mm
    176 mm
  • Width
    75.5 mm
    81.6 mm
  • Thickness
    10.5 mm
    18.1 mm
  • Weight
    225 g
    400 g
  • Waterproof
    IP54
    IP68/IP69K (1.5m and 30 mins)
  • Dust proof
    IP54
    IP68/IP69K
  • MIL-STD-810G
    Yes
    -
  • MIL-STD-810H
    -
    Yes
  • Colors
    Gray, Green, Speckled Green
    Black
  • Display
  • Display type
    IPS LCD
    IPS LCD
  • Physical size
    6.3 inches
    6.58 inches
  • Resolution
    1080 x 2340 pixels
    1080 x 2408 pixels
  • Pixel density
    409 ppi
    401 ppi
  • Display colors
    16777216
    16777216
  • Protection
    Scratch resistant, Corning Gorilla Glass 5
    Scratch resistant
  • Hardware
  • CPU
    Octa-core
    Octa-core
  • CPU
    Dual-core 2.2 GHz Kryo 570
    Dual-core 2.2 GHz Cortex-A76
  • CPU(second)
    Hexa-core 1.8 GHz Kryo 570
    Hexa-core 2.0 GHz Cortex-A55
  • Chipset
    Qualcomm SM7225 Snapdragon 750G 5G
    MediaTek MT8781 Helio G99
  • GPU
    Adreno 619
    Mali-G57 MC2
  • Memory RAM
    6, 8 GB
    8 GB
  • Internal storage
    128, 256 GB
    256 GB
  • Memory card
    microSD, microSDHC, microSDXC
    microSD, microSDHC, microSDXC
  • Memory card max
    2 TB
    2 TB
  • OS
  • OS
    Android 11
    Android 13
  • Main camera
  • Camera type
    Triple
    Dual
  • Main camera
    (wide) , 48 MP, f/1.6 , 1/2.0" , 0.8 µm, 8x digital zoom
    (wide) , 64 MP, f/1.9 , 0.8 µm
  • (ultrawide) , 48 MP, f/2.2 , 120˚ , 1/2.0" , 0.8 µm
    (night vision) , 24 MP, f/1.8
  • TOF 3D
  • Primary camera resolution
    8000 x 6000 pixels
    9280 x 6180 pixels
  • Primary camera video
    4K@30fps, 1080p@30/60fps, gyro-EIS
    -
  • Primary camera flash
    dual-LED dual-tone flash
    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, macro-mode, phase detection autofocus
  • Selfie camera
  • Selfie camera type
    Single
    Single
  • Selfie camera
    (wide) , 25 MP, f/2.2 , 1/2.78" , 0.9 µm
    (wide) , 16 MP, f/2.2 , 1.0 µm
  • Selfie camera resolution
    -
    4608 x 3456 pixels
  • Selfie camera features
    Digital image stabilization, face detection, face unlock, HDR
    Face unlock, HDR, 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
    Stereo FM radio, RDS, recording
  • Connectivity
  • WLAN
    Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
    Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
  • WLAN WiFi Hotspot
    Yes
    Yes
  • WLAN WiFi Direct
    Yes
    -
  • WLAN WiFi Dual Band
    Yes
    Yes
  • USB
    Type-C 3.0, DisplayPort
    Type-C 2.0
  • USB On-The-Go
    -
    Yes
  • Bluetooth
    v5.1
    v5.2
  • Bluetooth A2DP
    Yes
    Yes
  • bluetooth LE
    Yes
    Yes
  • Infrared
    -
    Yes
  • NFC
    Yes
    Yes
  • GPS
    Yes, with A-GPS
    Yes, with A-GPS
  • GLONASS
    Yes
    Yes
  • GALILEO
    Yes
    Yes
  • BDS
    Yes
    Yes
  • Features
  • Sensors
    Accelerometer, compass, fingerprint, gyroscope, proximity
    Accelerometer, barometer, compass, fingerprint, gyroscope, proximity
  • Browser
  • HTML
    HTML5
    HTML5
  • Battery
  • Battery type
    Li-Ion
    Li-Po
  • Battery capacity
    3905 mAh
    9600 mAh
  • Battery removable
    Removable
    Non-removable
  • Fast battery charging
    Quick Charge, 20W (50% in 30 min)
    Yes, 33W
  • Talk time 3G
    30 h
    -
  • Talk time 4G
    13 h
    -
  • Standby time 4G
    200 h
    -
  • Tests and performance
  • Antutu
    385000 (v9)
    370000 (v9)
  • Geekbench(single-core)
    642 (v5.4)
    567 (v5.2)
  • Geekbench(multi-core)
    1878 (v5.4)
    1857 (v5.2)
  • SAR value
  • SAR EU(head)
    0.49 W/kg
    -
  • SAR EU(body)
    0.99 W/kg
    -
  • Cost
  • Price
    670 USD
    240 USD

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