Digma Optima 7016N 3G vs Samsung Galaxy A51

Digma Optima 7016N 3G

Samsung Galaxy A51

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100
4G network

-

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 20(800), 26(850), 28(700), 38(2600), 40(2300), 41(2500), 66(1700/2100)
HSDPA speed

-

42.2 Mbps
HSUPA speed

-

5.76 Mbps
LTE speed

-

LTE, Cat12, 603 Mbps download, 102 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic

Front glass, plastic body
SIM

Dual SIM (Micro-SIM/Mini-SIM, dual stand-by)

Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Height

109 mm

158.5 mm
Width

190 mm

73.6 mm
Thickness

9.2 mm

7.9 mm
Weight

270 g

172 g
Colors

Black

Black, Blue, Pink, White

Main camera
Camera type

-

Quad
Main camera

2 MP

48 MP, f/2.0 , 26 mm, 1/2" , 0.8 µm
12 MP, f/2.2 , 13 mm, 1.12 µm
5 MP, f/2.4 , 40 mm
5 MP, f/2.2 , 1/5.0" , 1.12 µm
Primary camera resolution

1600 x 1200 pixels

8000 x 6000 pixels
Primary camera video

720p@30fps

2160p@30fps, 1080p@30/60/120fps
Primary camera flash

-

LED flash
Camera features

Continuous shooting, digital zoom, geotagging, HDR, face detection, scene mode

Autofocus, continuous shooting, 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

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
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

-

Yes
Wi-Fi display

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

Type-C 1.0 reversible connector
USB On-The-Go

-

Yes
Bluetooth

v4.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes
GALILEO

-

Yes
Beidou

-

Yes