Digma Optima 1026N 3G vs Samsung Galaxy Tab S7+
Digma Optima 1026N 3G
Samsung Galaxy Tab S7+
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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3G networkHSDPA 2100HSDPA 850, 900, 1700(AWS), 1900, 2100
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4G network-LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 32, 66
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5G network-5G band SA/NSA
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HSDPA speed-42.2 Mbps
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HSUPA speed-5.76 Mbps
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LTE speed-LTE-A (6CA) Cat 20, 2000 Mbps download, 150 Mbps upload
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5G speed-5G
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-42020-08
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Status2018-42020-08
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Design
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BuildPlasticGlass front, aluminum back, aluminum frame
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SIMDual SIM (Micro-SIM/Mini-SIM, dual stand-by)Nano-SIM
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Height159 mm185 mm
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Width250 mm285 mm
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Thickness12 mm5.7 mm
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Weight508 g575 g
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Stylus-Yes
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ColorsBlackBlack, Bronze, Silver
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Display
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Display typeTFTSuper AMOLED capacitive touchscreen
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Physical size10.1 inches12.4 inches
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Resolution1024 x 600 pixels1752 x 2800 pixels
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Pixel density118 ppi266 ppi
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Display colors1677721616777216
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MultitouchYes-
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Display features-HDR10+, 120Hz refresh rate
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.3 GHz ARM Cortex-A7Single-core 3.09 GHz Kryo 585
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CPU(second)Triple-core 2.42 GHz Kryo 585
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CPU(third)Quad-core 1.8 GHz Kryo 585
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ChipsetSpreadtrum SC7731GQualcomm SM8250 Snapdragon 865+
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GPUMali-400 MP2Adreno 650
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Memory RAM1 GB6, 8 GB
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Internal storage16 GB128, 256, 512 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max128 GB-
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Storage-UFS 3.0
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OS
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OSAndroid 7.0 NougatAndroid 10, One UI 2.5
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Main camera
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Camera type-Dual
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Main camera2 MP13 MP, f/2.0 , 26 mm, 1/4" , 1.12 µm
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5 MP, f/2.2 , 12 mm, 1.12 µm
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Primary camera resolution1600 x 1200 pixels4160 x 3120 pixels
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Primary camera video720p@30fps4K@30fps
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Primary camera flashLED-
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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
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Selfie camera
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Selfie camera type-Dual
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Selfie camera0.31 MP13 MP, f/2.0 , 26 mm, 1/3.4" , 1.0 µm
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5 MP, f/2.2 , 12 mm, 1.12 µm
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Selfie camera resolution640 x 480 pixels3264 x 2448 pixels
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Selfie camera video480p@30fps MP1080p@30fps
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes (4 speakers)
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Multimedia
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Radio-No
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Radio FMFM radio-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax
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WLAN WiFi HotspotYesYes
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WLAN WiFi Direct-Yes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0Type-C 1.0 reversible connector
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USB connector-magnetic connector
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Bluetoothv2.1v5.0
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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GALILEO-Yes
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Beidou-Yes
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Features
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SensorsAccelerometerAccelerometer, compass, fingerprint, gyroscope, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Po
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Battery capacity4700 mAh10090 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes
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Cost
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Price-1060 USD
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