Oppo A7x vs Samsung Galaxy A8 Star (A9 Star)

Oppo A7x

Samsung Galaxy A8 Star (A9 Star)

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, 2100

HSDPA 850, 900, 1900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900); LTE-TDD 1900, 2000, 2300, 2500, 2600 MHz

LTE
HSDPA speed

-

42.2 Mbps
HSUPA speed

-

5.76 Mbps
EV-DO speed

3.1 Mbps download, 1.8 Mbps upload

-
LTE speed

LTE, Cat7, 301 Mbps download, 102 Mbps upload

-
LTE-A speed

-

LTE-A, (3CA) Cat9, 450 Mbps download, 50 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Metal, glass

Polycarbonate
SIM

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

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

156.7 mm

162.4 mm
Width

74 mm

77 mm
Thickness

8 mm

7.6 mm
Weight

169 g

191 g
Payment

-

Samsung Pay
Colors

Blue, Purple

Black, White

Display
Display type

LTPS IPS LCD capacitive touchscreen

Super AMOLED capacitive touchscreen
Physical size

6.3 inches

6.3 inches
Resolution

1080 x 2340 pixels

1080 x 2220 pixels
Pixel density

409 ppi

392 ppi
Display colors

16777216

16777216
Protection

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

2.5D curved glass screen
Multitouch

Yes

Yes

Main camera
Camera type

Dual

Dual
Main camera

16 MP, f/1.8 , 1/3.1" , 1.0 µm

24 MP, f/1.7
2 MP, f/2.4

16 MP, f/1.7
Primary camera resolution

4608 x 3456 pixels

4608 x 3456 pixels
Primary camera video

1080p@30fps

2160p@30fps, 1080p@30fps
Primary camera Autofocus

-

phase detection autofocus
Primary camera flash

dual-LED flash

LED flash
Primary camera phase detection autofocus

phase detection autofocus

-
Camera features

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

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

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac

Wi-Fi 802.11a, 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

-
Bluetooth

v4.2

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth EDR

Yes

-
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

-

Yes
Beidou

Yes

-
BDS

-

Yes

Features
Messaging SMS

-

SMS(threaded view)
Messaging MMS

-

MMS
Messaging Email

-

Email
Messaging IM

-

IM
Messaging Push Email

-

Push Email
Sensors

Accelerometer, compass, fingerprint, light, proximity

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