Digma Citi 7591 3G vs UMIDIGI A3S

Digma Citi 7591 3G

UMIDIGI A3S

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 900, 2100

W-CDMA 850, 900, 1700, 1900, 2100
4G network

-

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(850), 19(850), 20(800), 26(850), 28(700), 38(2600), 40(2300), 41(2500)
LTE speed

-

LTE Cat 4, 150 Mbps download, 51 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic

Metal, glass
SIM

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

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

108 mm

153.7 mm
Width

189 mm

72.9 mm
Thickness

11 mm

8.45 mm
Weight

280 g

197 g
Colors

Black

Green, Grey

Main camera
Camera type

Single

Dual
Main camera

2 MP

16 MP, f/2.0 , 0.26" , 1.132 µm
5 MP
Primary camera resolution

1600 x 1200 pixels

4608 x 3456 pixels
Primary camera video

720p@30fps

1080p@30fps
Primary camera flash

LED flash

dual LED flash
Camera features

Continuous shooting, digital zoom, geotagging, panorama, HDR, face detection, white balance settings, ISO settings, exposure compensation, self-timer, 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
WLAN WiFi Direct

-

Yes
Wi-Fi display

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

microUSB 2.0
USB On-The-Go

-

Yes
Bluetooth

v4.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth HID

-

Yes
bluetooth LE

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes
GALILEO

-

Yes
Beidou

-

Yes