Realme C21 vs Ulefone Power Armor 18

Realme C21
Realme C21
Ulefone Power Armor 18
Ulefone Power Armor 18
Realme C21
Ulefone Power Armor 18
  • Network
  • 2G network
    GSM 850, 900, 1800, 1900
    GSM 850, 900, 1800, 1900; CDMA 800
  • 3G network
    HSDPA 850, 900, 2100
    HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
  • 4G network
    LTE frequency band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
    LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 66, 71
  • 5G network
    -
    5G band 1, 2, 3, 5, 7, 8, 20, 25, 28, 38, 40, 41, 66, 71, 77, 78, 79 SA/NSA/Sub6
  • HSDPA speed
    42.2 Mbps
    42.2 Mbps
  • HSUPA speed
    5.76 Mbps
    5.76 Mbps
  • EV-DO speed
    -
    EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
  • LTE speed
    LTE, Cat4, 150 Mbps download, 51 Mbps upload
    LTE
  • GPRS
    Yes
    Yes
  • EDGE
    Yes
    Yes
  • Availability
  • Oficially announced
    2021-03
    2022-12
  • Status
    2021-03
    2022-12
  • Design
  • Build
    Glass front, plastic back, plastic frame
    Metal, polycarbonate, TPU
  • SIM
    Dual SIM (Nano-SIM, dual stand-by)
    Hybrid Dual SIM (Nano-SIM, dual stand-by)
  • Height
    165.2 mm
    175.2 mm
  • Width
    76.4 mm
    83.4 mm
  • Thickness
    8.9 mm
    18.8 mm
  • Weight
    190 g
    409 g
  • Waterproof
    -
    IP68/IP69K (1.5m and 30 mins)
  • Dust proof
    -
    IP68/IP69K
  • MIL-STD-810H
    -
    Yes
  • Colors
    Black, Blue
    Black
  • Display
  • Display type
    IPS LCD
    IPS LCD
  • Physical size
    6.5 inches
    6.58 inches
  • Resolution
    720 x 1600 pixels
    1080 x 2408 pixels
  • Pixel density
    270 ppi
    401 ppi
  • Display colors
    16777216
    16777216
  • Protection
    Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 3
    -
  • Display features
    -
    120Hz
  • Hardware
  • CPU
    Octa-core
    Octa-core
  • CPU
    Quad-core 2.3 GHz Cortex-A53
    Dual-core 2.4 GHz Cortex-A78
  • CPU(second)
    quad-core 1.8 GHz Cortex-A53
    Hexa-core 2.0 GHz Cortex-A55
  • Chipset
    MediaTek Helio G35
    MediaTek MT6877 Dimensity 900
  • GPU
    PowerVR GE8320
    Mali-G68 MC4
  • Internal storage
    32, 64 GB
    256 GB
  • Memory RAM
    3, 4 GB
    12 GB
  • Memory card
    microSD, microSDHC, microSDXC
    microSD, microSDHC, microSDXC
  • Memory card max
    256 GB
    2 TB
  • Storage
    eMMC 5.1
    -
  • OS
  • OS
    Android 10, Realme UI 1.0 / Android 11, Realme UI 2.0
    Android 12
  • Main camera
  • Camera type
    Triple
    Triple
  • Main camera
    (wide) , 13 MP, f/2.2 , 26 mm, 1/3.06" , 1.12 µm
    (wide) , 108 MP, f/1.9 , 1/1.52" , 0.7 µm
  • (macro) , 2 MP, f/2.4
    (macro) , 5 MP, f/3.0 , 1/5" , 1.12 µm
  • (depth) , 2 MP, f/2.4
    (ultrawide) , 8 MP, f/2.2 , 119˚
  • Primary camera resolution
    2560 x 1920 pixels
    12000 x 9000 pixels
  • Primary camera video
    1080p@30fps
    4K@30fps, 1080p@30fps
  • Primary camera flash
    LED flash
    Hexa-LED flash
  • Camera features
    Autofocus, 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
    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) , 5 MP, f/2.2 , 1/5.0" , 1.12 µm
    (wide) , 32 MP, f/2.0 , 1.2 µm, 73˚
  • Selfie camera resolution
    2560 x 1920 pixels
    -
  • Selfie camera features
    Face unlock, HDR, panorama
    -
  • Selfie camera video
    1080p@30fps
    1080p@30fps
  • Sound
  • 3.5mm jack
    Yes
    Yes
  • Loudspeaker
    Yes
    Yes
  • Earpiece
    Yes
    Yes
  • Multimedia
  • Radio
    FM Radio
    Wireless FM radio, RDS, recording
  • 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, 802.11ax
  • WLAN WiFi Hotspot
    Yes
    -
  • WLAN WiFi Dual Band
    -
    Yes
  • USB
    microUSB 2.0
    Type-C 2.0
  • USB connector
    -
    magnetic connector
  • USB On-The-Go
    Yes
    Yes
  • Bluetooth
    v5.0
    v5.0
  • Bluetooth A2DP
    Yes
    Yes
  • bluetooth LE
    Yes
    Yes
  • NFC
    No
    Yes
  • GPS
    Yes, with A-GPS
    Yes, with A-GPS
  • GLONASS
    Yes
    Yes
  • GALILEO
    -
    Yes
  • BDS
    Yes
    Yes
  • NavIC
    -
    Yes
  • Features
  • Sensors
    Accelerometer, compass, fingerprint, proximity
    Accelerometer, barometer, compass, fingerprint, gyroscope, proximity, thermometer
  • Browser
  • HTML
    HTML5
    HTML5
  • Battery
  • Battery type
    Li-Po
    Li-Po
  • Battery capacity
    5000 mAh
    9600 mAh
  • Battery removable
    Non-removable
    Non-removable
  • Fast battery charging
    Yes
    Yes, 66W (52% in 30 min)
  • Reverse charging
    Yes
    -
  • Wireless reverse charging
    -
    Yes, 5W
  • Fast wireless charging
    -
    Qi, 15W
  • Talk time 3G
    -
    39 h
  • Standby time 3G
    -
    524 h
  • Tests and performance
  • Antutu
    110490 (v8)
    485875 (v9)
  • Geekbench(single-core)
    174 (v5.2)
    781 (v5.2)
  • Geekbench(multi-core)
    982 (v5.2)
    2845 (v5.2)
  • Cost
  • Price
    130 USD
    420 USD
  • SAR value
  • SAR EU(head)
    -
    0.49 W/kg
  • SAR EU(body)
    -
    1.04 W/kg

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