Oppo A8 vs Xiaomi Redmi K30 Ultra

Oppo A8

Xiaomi Redmi K30 Ultra

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; CDMA2000 1xEV-DO
4G network

LTE frequency band 1(2100), 5(850), 7(2600), 8(900), 39(1900), 40(2300), 41(2500)

LTE frequency band 1, 3, 5, 7, 8, 34, 38, 39, 40, 41
5G network

-

5G band 1, 3, 41, 78, 79; SA/NSA
HSDPA speed

42.2 Mbps

42 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A

LTE-A
5G speed

-

5G
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic

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

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

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

163.9 mm

163.3 mm
Width

75.5 mm

75.4 mm
Thickness

8.3 mm

9.1 mm
Weight

180 g

213 g
Colors

Black, Green

Black, Green, White

Display
Display type

IPS LCD capacitive touchscreen

AMOLED capacitive touchscreen
Physical size

6.5 inches

6.67 inches
Resolution

720 x 1600 pixels

1080 x 2400 pixels
Pixel density

270 ppi

395 ppi
Display colors

16777216

16777216
Protection

Scratch resistant

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

Yes

-
Display features

-

HDR10+, 120Hz sampling rate, 500 nits typ. brightness

Main camera
Camera type

Triple

Quad
Main camera

12 MP, f/1.8

64 MP, f/1.9 , 26 mm, 1/1.72" , 0.8 µm
2 MP, f/2.4 , 1/5" , 1.75 µm

13 MP, f/2.4 , 1.12 µm
2 MP, f/2.4 , 1/5" , 1.75 µm

5 MP, f/2.2 , 50 mm
2 MP, f/2.4
Primary camera resolution

4032 x 3120 pixels

5184 x 3800 pixels
Primary camera video

1080p@30fps

4K@30fps, 1080p@30/60/120/240/960fps; gyro-EIS
Primary camera flash

LED flash

dual-LED dual-tone flash
Camera features

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

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, RAW, AI skyscaping

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, 802.11ax
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
Wi-Fi display

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

microUSB 2.0

Type-C reversible connector
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v5.1
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

-

aptX HD
Infrared

-

Yes
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

-

Yes
Beidou

Yes

Yes
QZSS

-

Yes

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, proximity, light

Accelerometer, compass, fingerprint, gyroscope, proximity
Power bank function

-

Yes