OnePlus 9R vs Oppo A18

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 800, 850, 900, 1700(AWS), 1800, 1900, 2100

HSDPA 850, 900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 34, 38, 39, 40, 41, 46

LTE frequency band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
5G network

5G band 1, 3, 40, 41, 78 SA/NSA

-
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
EV-DO speed

EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload

-
LTE speed

LTE-A (CA), Cat18, 1200 Mbps download, 200 Mbps upload

LTE, 750 Mbps download, 211 Mbps upload
GPRS

Yes

Class 12
EDGE

Yes

Class 12

Design
Build

Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame

Plastic
SIM

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

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

161 mm

163.7 mm
Width

74.1 mm

75 mm
Thickness

8.4 mm

8.2 mm
Weight

189 g

188 g
Waterproof

-

IP54
Dust proof

-

IP54
Colors

Black, Blue

Black, Blue

Display
Display type

Fluid AMOLED

IPS LCD
Physical size

6.55 inches

6.56 inches
Resolution

1080 x 2400 pixels

720 x 1612 pixels
Pixel density

402 ppi

269 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 5

Scratch resistant, 2.5D curved glass screen
Display features

120Hz, HDR10+

-

Main camera
Camera type

Quad

Dual
Main camera

(wide) , 48 MP, f/1.7 , 26 mm, 1/2.0" , 0.8 µm

(wide) , 8 MP, f/2.0 , 1/4" , 1.12 µm, 78˚
(ultrawide) , 16 MP, f/2.2 , 123˚ , 14 mm, 1/3.6" , 1.0 µm

(depth) , 2 MP, f/2.4 , 89˚ , 1/5" , 1.75 µm
(macro) , 5 MP, f/2.4
(depth) , 2 MP, f/2.4
Primary camera resolution

8000 x 6000 pixels

3260 x 2144 pixels
Primary camera video

4K@30/60fps, 1080p@30/60/240fps, Auto HDR, gyro-EIS

1080p@30fps
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, macro-mode, phase detection autofocus, contrast detection autofocus, Hasselblad Pro mode, dual native ISO, 2.2 OCL

Autofocus, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 16 MP, f/2.4 , 1/3.06" , 1.0 µm

(wide) , 5 MP, f/2.2 , 76˚
Selfie camera resolution

4640 x 3456 pixels

2560 x 1920 pixels
Selfie camera features

Face unlock, HDR, digital image stabilization

Face unlock
Selfie camera video

1080p@30fps, gyro-EIS

1080p@30fps

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax

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

Yes

Yes
WLAN WiFi Direct

Yes

-
WLAN WiFi Dual Band

Yes

Yes
WLAN DLNA

Yes

-
USB

Type-C 3.1

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.1

v5.3
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD

aptX HD
NFC

Yes

No
GPS

Yes, with dual-band A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

-

Yes