Samsung Galaxy A21 vs Zoji Z9
Samsung Galaxy A21
Zoji Z9
-
Network
-
2G networkGSM 850, 900, 1800, 1900; CDMA 800, 1900GSM 850, 900, 1800, 1900
-
3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100 - USA; CDMA2000 1xEV-DOW-CDMA 900, 2100
-
4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 38, 39, 40, 41, 66, 71 - USALTE frequency band 1(2100), 3(1800), 7(2600), 18(800), 38(2600), 39(1900), 40(2300), 41(2500)
-
HSDPA speed42.2 Mbps-
-
HSUPA speed5.76 Mbps-
-
LTE speedLTE, Cat4, 151 Mbps download, 51 Mbps uploadLTE Cat 4, 301.5 Mbps download, 51 Mbps upload
-
GPRSYesYes
-
EDGEYesYes
-
Availability
-
Oficially announced2020-042018-7
-
Status2020-062018-7
-
Design
-
BuildGlass front, plastic back, plastic frame-
-
SIMSingle SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM/microSD)
-
Height167.8 mm163.5 mm
-
Width76.7 mm79 mm
-
Thickness8.1 mm14.5 mm
-
Weight193 g180 g
-
Waterproof-IP68
-
Dust proof-IP68
-
ColorsBlackBlack, Orange
-
Display
-
Display typeIPS LCD capacitive touchscreenIPS capacitive touchscreen
-
Physical size6.5 inches5.7 inches
-
Resolution720 x 1600 pixels720 x 1440 pixels
-
Pixel density270 ppi282 ppi
-
Display colors1677721616777216
-
Protection-Scratch resistant, Corning Gorilla Glass, In-cell
-
Multitouch-Yes
-
Hardware
-
CPUOcta-coreOcta-core
-
CPUQuad-core 2.3 GHz Cortex-A53Quad-core 2.0 GHz Cortex-A53
-
CPU(second)quad-core 1.8 GHz Cortex-A53quad-core 1.5 GHz Cortex-A53
-
ChipsetMediaTek Helio P35MediaTek Helio P23 (MT6763V)
-
GPUPowerVR GE8320Mali-G71 MP2
-
Memory RAM3 GB6 GB
-
Internal storage32 GB64 GB
-
Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
-
Memory card max512 GB256 GB
-
StorageeMMC 5.1-
-
OS
-
OSOne UI 2.0(Android 10)Android 8.1 Oreo
-
Main camera
-
Camera typeQuadSingle
-
Main camera16 MP, f/1.8 , 1/3.06" , 1.0 µm22 MP, f/2
-
8 MP, f/2.2 , 1/4.0" , 1.12 µm
-
2 MP, f/2.4
-
2 MP, f/2.4
-
Primary camera resolution4608 x 3456 pixels5344 x 4008 pixels
-
Primary camera video1080p@30fps1080p@30fps
-
Primary camera flashLED flashdual LED flash
-
Camera featuresAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-modeAutofocus, 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 camera13 MP, f/2.013 MP
-
Selfie camera resolution4160 x 3120 pixels4160 x 3120 pixels
-
Selfie camera video1080p@30fps1080p@30fps
-
Sound
-
3.5mm jackYesNo
-
LoudspeakerYesYes
-
EarpieceYesYes
-
Headphone adapter-Yes
-
Connectivity
-
WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz
-
WLAN WiFi HotspotYesYes
-
WLAN WiFi DirectYes-
-
WLAN WiFi Dual BandYesYes
-
USBType-C 1.0 reversible connectorType-C reversible connector
-
USB On-The-Go-Yes
-
Bluetoothv5.0v4.0
-
Bluetooth A2DPYesYes
-
bluetooth LEYes-
-
NFCYes (market dependent)Yes
-
GPSYes, with A-GPSYes, with A-GPS
-
GLONASSYesYes
-
BeidouYesYes
-
Features
-
SensorsAccelerometer, compass, fingerprint, gyroscope, proximityAccelerometer, fingerprint, proximity, light, Gyroscope, Heart rate
-
Browser
-
HTMLHTML5HTML5
-
Battery
-
Battery typeLi-PoLi-Po
-
Battery capacity4000 mAh5500 mAh
-
Battery removableNon-removableNon-removable
-
Fast battery chargingYesYes
-
Talk time 2G-29 h
-
Talk time 3G-29 h
-
Standby time 2G-480 h
-
Standby time 3G-480 h
-
Cost
-
Price140 USD-
-
Multimedia
-
Radio-FM Radio
