Oppo A3 vs ZTE nubia M2

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA

GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
3G network

HSDPA 850, 900, 1900, 2100; HSDPA 850, 1700(AWS), 1900, 2100

HSDPA 850, 900, 1900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500); LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 39(1900), 40(2300), 41(2500)
HSDPA speed

-

42.2 Mbps
HSUPA speed

-

11.5 Mbps
HSPA speed

HSPA

-
LTE speed

LTE

LTE, Cat4, 150 Mbps download, 50 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Metal

-
SIM

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

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

156 mm

154.5 mm
Width

75.3 mm

75.9 mm
Thickness

7.8 mm

7 mm
Weight

159 g

168 g
Colors

Garnet Red, Knight Black, Soybean Meal, Stardust Silver

Black Gold, Champagne Gold

Display
Display type

LTPS IPS LCD capacitive touchscreen

AMOLED capacitive touchscreen
Physical size

6.2 inches

5.5 inches
Resolution

1080 x 2280 pixels

1080 x 1920 pixels
Pixel density

405 ppi

401 ppi
Display colors

16777216

16777216
Protection

2.5D curved glass screen; LTPS(Low Temperature PolySilicon)

Corning Gorilla Glass
Multitouch

Yes

Yes

Main camera
Camera type

-

Dual
Main camera

16 MP, f/1.8

13 MP, f/2.2
13 MP
Primary camera resolution

4608 x 3345 pixels

-
Primary camera video

1080p@30fps

2160p@30fps
Primary camera Autofocus

phase detection autofocus

autofocus
Primary camera flash

LED flash

dual-LED (dual tone) flash
Camera features

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

1.25 µm pixel size, 1/2.9" sensor size, HDR, face detection, geo-tagging, panorama, touch focus

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n, 802.11ac

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

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

microUSB 2.0

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

Yes

Yes
Bluetooth

v4.2

v4.1
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes
BDS

-

Yes

Features
Messaging SMS

SMS(threaded view)

SMS(threaded view)
Messaging MMS

MMS

MMS
Messaging Email

Email

Email
Messaging IM

-

IM
Messaging Push Email

Push Email

-
Messaging Push Mail

-

Push Mail
Java

-

No
Sensors

Accelerometer, compass, gyro, proximity

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