Digma Citi 7591 3G vs Oppo R15 Dream Mirror Edition

Digma Citi 7591 3G

Oppo R15 Dream Mirror Edition

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
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), 17(700), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
HSPA speed

-

HSPA
LTE speed

-

LTE
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic

Front glass, ceramic body
SIM

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

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

108 mm

155.3 mm
Width

189 mm

75 mm
Thickness

11 mm

7.5 mm
Weight

280 g

175 g
Colors

Black

Ceramic Black, Dream Mirror Red

Main camera
Camera type

Single

Dual
Main camera

2 MP

16 MP, f/1.7 , 1/2.6" , 1.22 µm
20 MP, f/1.7 , 1/2.8" , 1 µm
Primary camera resolution

1600 x 1200 pixels

4608 x 3456 pixels
Primary camera video

720p@30fps

2160p@30fps
Primary camera Autofocus

-

phase detection autofocus
Primary camera flash

LED flash

LED flash
Camera features

Continuous shooting, digital zoom, geotagging, panorama, HDR, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene mode

Geo-tagging, HDR, face detection, panorama, touch focus

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
WLAN WiFi Hotspot

-

Yes
WLAN WiFi Direct

-

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 LE

-

Yes
Bluetooth EDR

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes

Features
Messaging SMS

-

SMS(threaded view)
Messaging MMS

-

MMS
Messaging Email

-

Email
Messaging Push Email

-

Push Email
Sensors

Accelerometer

Fingerprint (rear-mounted), accelerometer, compass, gyro, proximity