OnePlus 7 vs Oppo A39

Network
2G network

GSM 850, 900, 1800, 1900, CDMA 800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1700/2100, 1900, 2100, TD-SCDMA 1880-1920, 2010-2025

HSDPA 850, 900, 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), 18(800), 19(800), 25(1900), 26(850), 28(700), 29(700), 30(2300), 32(1500), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100), 71(600)

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 28(700), 38(2600), 39(1900), 40(2300), 41(2500)
HSDPA speed

42 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
EV-DO speed

3.1 Mbps download, 1.8 Mbps upload

-
LTE speed

LTE Cat 16, 1 Gbps download, 150 Mbps upload

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

Yes

Yes
EDGE

Yes

Yes

Display
Display type

Optic AMOLED capacitive touchscreen

IPS LCD capacitive touchscreen
Physical size

6.41 inches

5.2 inches
Resolution

1080 x 2340 pixels

720 x 1280 pixels
Pixel density

402 ppi

282 ppi
Display colors

16777216

16777216
Protection

Corning Gorilla Glass 6, Scratch resistant, 2.5D curved glass screen

Corning Gorilla Glass 4
Multitouch

Yes

Yes
Display features

DCI-P3

-

Main camera
Camera type

Dual

-
Main camera

48 MP, f/1.7 , 1/2" , 0.8 µm

13 MP, f/2.2
5 MP, f/2.4 , 1.12 µm
Primary camera resolution

8000 x 6000 pixels

-
Primary camera video

2160p@60fps, 1080p@240fps, 720p@480fps

1080p@30fps
Primary camera Autofocus

-

autofocus
Primary camera flash

dual LED flash

LED flash
Camera features

Autofocus, continuous shooting, digital zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, RAW, phase detection

1/3" sensor size, HDR, face detection, geo-tagging, 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
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

-
WLAN WiFi Dual Band

Yes

-
USB

Type-C reversible connector

microUSB 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v4.0
Bluetooth A2DP

Yes

Yes
NFC

Yes

-
GPS

Yes (L1+L5), with A-GPS

Yes, with A-GPS
GLONASS

GLONASS (L1)

-
GALILEO

Galileo (E1+E5a)

-
Beidou

Yes

-

Features
Messaging SMS

-

SMS(threaded view)
Messaging MMS

-

MMS
Messaging Email

-

Email
Messaging Push Email

-

Push Email
Java

-

No
Sensors

Accelerometer, compass, gyroscope, proximity, light, fingerprint in-display, step detector, step counter, hall

Accelerometer, compass, proximity