Oppo A73 vs Xiaomi Mi A3

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 2100

HSDPA 850, 900, 1700, 1900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 12, 17, 28

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 20(800), 28(700), 38(2600), 40(2300)
HSDPA speed

42.2 Mbps

42 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A

LTE, Cat12, 603 Mbps download, 102 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

AMOLED

Super AMOLED capacitive touchscreen
Physical size

6.44 inches

6.09 inches
Resolution

1080 x 2400 pixels

720 x 1560 pixels
Pixel density

409 ppi

282 ppi
Display colors

16777216

16777216
Protection

2.5D curved glass screen, Corning Gorilla Glass 3

Scratch resistant, Corning Gorilla Glass 5
Multitouch

-

Yes
Display features

430 nits (typ), 600 nits (peak), sunlight screen, moonlight screen

HDR10, DC dimming

Main camera
Camera type

Quad

Triple
Main camera

(wide) , 16 MP, f/2.2 , 1/3.06" , 1.12 µm

48 MP, f/1.79 , 1/2" , 0.8 µm
(ultrawide) , 8 MP, f/2.2 , 120˚ , 1/4.0" , 1.12 µm

8 MP, f/2.2 , 1.12 µm
(depth) , 2 MP, f/2.4

2 MP, f/2.4 , 1.75 µm
(depth) , 2 MP, f/2.4
Primary camera resolution

4624 x 3468 pixels

8000 x 6000 pixels
Primary camera video

1080p@30fps, gyro-EIS

2160p@30fps, 1080p@30/60/120fps
Primary camera flash

LED flash

dual-LED flash
Camera features

Autofocus, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode

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

Selfie camera
Selfie camera type

Single

-
Selfie camera

(wide) , 16 MP, f/2.0 , 26 mm, 1/3.1" , 1.0 µm

32 MP, f/2.0 , 0.8 µm
Selfie camera resolution

4624 x 3468 pixels

6528 x 4896 pixels
Selfie camera features

Face unlock, face detection, front night mode, AI beautification, HDR

-
Selfie camera video

1080p@30fps

1080p@30fps

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, 802.11n 5Ghz, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
Wi-Fi display

-

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

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

Yes

Yes
Bluetooth

v5.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth HID

-

Yes
bluetooth LE

Yes

Yes
Bluetooth EDR

-

Yes
Bluetooth AptX

Yes

aptX HD
Infrared

-

Yes
NFC

Yes (market dependent)

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
Beidou

-

Yes
BDS

Yes

-

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, proximity

Accelerometer, compass, gyroscope, fingerprint, light, proximity, in-display fingerprint sensor

Battery
Battery type

Li-Po

Li-Po
Battery capacity

4015 mAh

4030 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

VOOC Flash Charge 4.0 (50% in 30 min, 100% in 53 min)

Qualcomm Quick Charge 4.0