Oppo Reno 4 5G vs Xiaomi Mi A2

Network
2G network

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

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

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO

HSDPA 850, 900, 1900, 2100
4G network

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

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) - China
5G network

5G band 1, 3, 41, 77, 78, 79 SA/NSA

-
HSDPA speed

42.2 Mbps

-
HSUPA speed

5.76 Mbps

-
HSPA speed

-

HSPA
LTE speed

LTE-A

LTE
5G speed

3.7 Gbps download, 1.6 Gbps upload

-
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front (Gorilla Glass 6), glass back (Gorilla Glass 6), aluminum frame

Front glass, aluminum body
SIM

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

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

159.3 mm

158.7 mm
Width

74 mm

75.4 mm
Thickness

7.8 mm

7.3 mm
Weight

183 g

168 g
Colors

Black, Blue, Purple

Black, Cherry Pink, Flame Red, Glacier Blue, Sand Gold

Main camera
Camera type

Triple

Dual
Main camera

48 MP, f/1.7 , 26 mm, 1/2.0" , 0.8 µm

12 MP, f/1.8 , 1/2.9" , 1.25 µm, 2x optical zoom
8 MP, f/2.2 , 1/4.0" , 1.12 µm

20 MP, f/1.8 , 1/2.8" , 1 µm
2 MP, f/2.4
Primary camera resolution

8000 x 6000 pixels

4000 x 3000 pixels
Primary camera video

4K@30fps, 1080p@30/60/120fps; gyro-EIS, HDR

2160p@30fps, 1080p@30fps, 720p@120fps
Primary camera Autofocus

-

phase detection autofocus
Primary camera flash

LED flash

LED flash
Electronic image stabilization

-

EIS (gyro)
Camera features

Autofocus, continuous 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

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

104

-
DxOMark zoom

53

-
DxOMark video

102

-
DxOMark camera score

105

-

Selfie camera
Selfie camera type

Dual

-
Selfie camera

32 MP, f/2.4 , 26 mm, 1/2.8" , 0.8 µm

20 MP, f/1.8 , 1/2.8" , 1.0 µm
Selfie camera resolution

6560 x 4928 pixels

5384 x 3752 pixels
Secondary camera HDR

-

Auto HDR
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

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 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 1.0 reversible connector

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

Yes

-
Bluetooth

v5.1

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Infrared

-

Yes
NFC

Yes

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

-
BDS

Yes

Yes
QZSS

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, gyroscope, proximity

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

Battery
Battery type

Li-Po

Li-Ion
Battery capacity

4000 mAh

3010 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

Super VOOC 2.0(60% in 15 min, 100% in 36 min)

Qualcomm Quick Charge 3.0

Oppo Reno 4 5G comparisons