Digma Optima 1026N 3G vs Samsung Galaxy A21
Digma Optima 1026N 3G
Samsung Galaxy A21
-
Network
-
2G networkGSM 900, 1800GSM 850, 900, 1800, 1900; CDMA 800, 1900
-
3G networkHSDPA 2100HSDPA 850, 900, 1700(AWS), 1900, 2100 - USA; CDMA2000 1xEV-DO
-
4G network-LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 38, 39, 40, 41, 66, 71 - USA
-
HSDPA speed-42.2 Mbps
-
HSUPA speed-5.76 Mbps
-
LTE speed-LTE, Cat4, 151 Mbps download, 51 Mbps upload
-
GPRSYesYes
-
EDGEYesYes
-
Availability
-
Oficially announced2018-42020-04
-
Status2018-42020-06
-
Design
-
BuildPlasticGlass front, plastic back, plastic frame
-
SIMDual SIM (Micro-SIM/Mini-SIM, dual stand-by)Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
-
Height159 mm167.8 mm
-
Width250 mm76.7 mm
-
Thickness12 mm8.1 mm
-
Weight508 g193 g
-
ColorsBlackBlack
-
Display
-
Display typeTFTIPS LCD capacitive touchscreen
-
Physical size10.1 inches6.5 inches
-
Resolution1024 x 600 pixels720 x 1600 pixels
-
Pixel density118 ppi270 ppi
-
Display colors1677721616777216
-
MultitouchYes-
-
Hardware
-
CPU-Octa-core
-
CPUQuad-core 1.3 GHz ARM Cortex-A7Quad-core 2.3 GHz Cortex-A53
-
CPU(second)quad-core 1.8 GHz Cortex-A53
-
ChipsetSpreadtrum SC7731GMediaTek Helio P35
-
GPUMali-400 MP2PowerVR GE8320
-
Memory RAM1 GB3 GB
-
Internal storage16 GB32 GB
-
Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
-
Memory card max128 GB512 GB
-
Storage-eMMC 5.1
-
OS
-
OSAndroid 7.0 NougatOne UI 2.0(Android 10)
-
Main camera
-
Camera type-Quad
-
Main camera2 MP16 MP, f/1.8 , 1/3.06" , 1.0 µm
-
8 MP, f/2.2 , 1/4.0" , 1.12 µm
-
2 MP, f/2.4
-
2 MP, f/2.4
-
Primary camera resolution1600 x 1200 pixels4608 x 3456 pixels
-
Primary camera video720p@30fps1080p@30fps
-
Primary camera flashLEDLED flash
-
Camera featuresAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, white balance settings, 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 camera0.31 MP13 MP, f/2.0
-
Selfie camera resolution640 x 480 pixels4160 x 3120 pixels
-
Selfie camera video480p@30fps MP1080p@30fps
-
Sound
-
3.5mm jackYesYes
-
LoudspeakerYesYes
-
Earpiece-Yes
-
Multimedia
-
Radio FMFM radio-
-
Connectivity
-
WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
-
WLAN WiFi HotspotYesYes
-
WLAN WiFi Direct-Yes
-
WLAN WiFi Dual Band-Yes
-
USBmicroUSB 2.0Type-C 1.0 reversible connector
-
Bluetoothv2.1v5.0
-
Bluetooth A2DPYesYes
-
bluetooth LE-Yes
-
NFC-Yes (market dependent)
-
GPSYes, with A-GPSYes, with A-GPS
-
GLONASS-Yes
-
Beidou-Yes
-
Features
-
SensorsAccelerometerAccelerometer, compass, fingerprint, gyroscope, proximity
-
Browser
-
HTMLHTML5HTML5
-
Battery
-
Battery typeLi-PoLi-Po
-
Battery capacity4700 mAh4000 mAh
-
Battery removableNon-removableNon-removable
-
Fast battery charging-Yes
-
Cost
-
Price-140 USD
