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Celkon
Celkon A21
Compare Celkon A21 and Samsung Galaxy Note 4 Duos

Celkon A21 vs Samsung Galaxy Note 4 Duos

Celkon A21
Celkon A21
Samsung Galaxy Note 4 Duos
Samsung Galaxy Note 4 Duos
Celkon A21
Samsung Galaxy Note 4 Duos
  • Network
  • 2G network
    GSM 900, 1800
    GSM 850, 900, 1800, 1900
  • 3G network
    HSDPA 2100
    HSDPA 850, 900, 1900, 2100
  • HSDPA speed
    HSDPA
    -
  • HSPA speed
    -
    HSPA
  • LTE speed
    -
    LTE
  • GPRS
    Yes
    Yes
  • EDGE
    Yes
    Yes
  • Availability
  • Oficially announced
    2014-12
    2014-10
  • Status
    2014-12
    2014-10
  • Design
  • SIM
    Dual SIM (dual stand-by)
    Dual SIM (Micro-SIM, dual stand-by)
  • Height
    124.8 mm
    153.5 mm
  • Width
    66.1 mm
    78.6 mm
  • Thickness
    10.8 mm
    8.5 mm
  • Weight
    115.3 g
    175 g
  • Colors
    Black, Blue, Red
    Blossom Pink, Bronze Gold, Charcoal black, Frosted white
  • Display
  • Display type
    Capacitive touchscreen
    Super AMOLED capacitive touchscreen
  • Physical size
    4.0 inches
    5.7 inches
  • Resolution
    320 x 480 pixels
    1440 x 2560 pixels
  • Pixel density
    144 ppi
    515 ppi
  • Display colors
    -
    16777216
  • Hardware
  • CPU
    Dual-core 1.2 GHz
    Quad-core 2.7 GHz Krait 450
  • Chipset
    Mediatek MT6582
    Qualcomm Snapdragon 805
  • GPU
    -
    Adreno 420
  • Memory ROM
    512 MB
    -
  • Memory RAM
    256 MB
    3 GB
  • Internal storage
    -
    16 GB
  • Memory card
    microSD
    microSD
  • Memory card max
    32 GB
    128 GB
  • OS
  • OS
    Android OS, v4.2.2 (Jelly Bean)
    Android OS, v4.4.4 (KitKat)
  • Main camera
  • Main camera
    3.15 MP
    16 MP
  • Primary camera resolution
    -
    5312 x 2988 pixels
  • Primary camera video
    video
    2160p@30fps, 1080p@60fps
  • Primary camera Autofocus
    -
    autofocus
  • Primary camera flash
    -
    LED flash
  • Primary camera video optical stabilization
    -
    optical stabilization
  • Primary camera image stabilization
    -
    optical image stabilization
  • Primary camera video dual video
    -
    dual-video record
  • Camera features
    -
    Dual Shot, HDR, Simultaneous HD video and image recording, face/smile detection, geo-tagging, panorama, touch focus
  • Selfie camera
  • Selfie camera
    1.3 MP
    3.7 MP
  • Selfie camera video
    -
    1440p
  • Sound
  • 3.5mm jack
    Yes
    Yes
  • Loudspeaker
    Yes
    Yes
  • Notifications
    Vibration, Polyphonic, MP3 ringtones
    Vibration; MP3, WAV ringtones
  • Multimedia
  • Radio
    -
    No
  • Radio FM
    FM radio
    -
  • Connectivity
  • WLAN
    Wi-Fi
    Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
  • WLAN WiFi Hotspot
    -
    Yes
  • WLAN WiFi Direct
    -
    Yes
  • WLAN WiFi Dual Band
    -
    Yes
  • USB
    Yes
    microUSB 2.0
  • USB host
    -
    Yes
  • Bluetooth
    v4.0
    v4.1
  • Bluetooth A2DP
    -
    Yes
  • bluetooth LE
    -
    Yes
  • Bluetooth EDR
    -
    Yes
  • Infrared
    -
    Yes
  • GPS
    No
    Yes, with A-GPS
  • GLONASS
    -
    Yes
  • GPS Navigator
    -
    Beidou
  • Features
  • Messaging SMS
    SMS(threaded view)
    SMS(threaded view)
  • Messaging MMS
    MMS
    MMS
  • Messaging Email
    Email
    Email
  • Messaging IM
    -
    IM
  • Messaging Push Email
    -
    Push Mail
  • Java
    Yes, via Java MIDP emulator
    Yes, via Java MIDP emulator
  • Sensors
    -
    Accelerometer, SpO2, UV, barometer, compass, gesture, gyro, heart rate, proximity
  • Browser
  • HTML
    Yes
    HTML5
  • Battery
  • Battery type
    Li-Ion
    Li-Ion
  • Battery capacity
    1500 mAh
    3000 mAh
  • Talk time
    -
    -
  • Talk time 3G
    8 h
    -
  • Standby time 3G
    120 h
    381 h

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