Oppo A1k vs Xiaomi Mi CC9 Pro

Network
2G network

GSM 850, 900, 1800, 1900

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

WCDMA 850, 900, 2100

HSDPA 850, 900, 1900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800), 28(700), 38(2600), 40(2300), 41(2500)

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

-

42.2 Mbps
HSUPA speed

-

5.76 Mbps
EV-DO speed

-

3.1 Mbps download, 1.8 Mbps upload
LTE speed

LTE Cat 4, 150.8 Mbps download, 51 Mbps upload

LTE-A (3CA) Cat 15, 800 Mbps download, 150 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

IPS capacitive touchscreen

AMOLED capacitive touchscreen
Physical size

6.1 inches

6.47 inches
Resolution

720 x 1560 pixels

1080 x 2340 pixels
Pixel density

282 ppi

398 ppi
Display colors

16777216

16777216
Protection

2.5D curved glass screen, scratch resistant, Corning Gorilla Glass 3

Scratch resistant, 3D curved glass screen, Corning Gorilla Glass 5
Multitouch

Yes

Yes
Display features

-

HDR10, Always-on display, DCI-P3, 600 nits max brightness

Main camera
Camera type

Single

Penta
Main camera

8 MP, f/2.2 , 1/3.2" , 1.4 µm

108 MP, f/1.7 , 1/1.33" , 0.8 µm, 25 mm
12 MP, f/2.0 , 50 mm, 1/2.55" , 1.4 µm, 2x optical zoom
5 MP, f/2.0 , 1.0 µm, 5x optical zoom
20 MP, f/2.2 , 13 mm, 1/2.8" , 1.0 µm
2 MP, f/2.4 , 1/5" , 1.75 µm
Primary camera resolution

3264 x 2448 pixels

12032 x 9024 pixels
Primary camera video

1080p@30fps

2160p@30fps, 1080p@30/60/120/240fps, 720p@960fps
Primary camera flash

LED flash

quad-LED flash
Camera features

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

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
DxOMark photo

-

130
DxOMark video

-

102
DxOMark camera score

-

121

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

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

Yes

Yes
WLAN WiFi Direct

-

Yes
Wi-Fi display

Yes

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

microUSB 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v4.2

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth HID

-

Yes
bluetooth LE

-

Yes
Bluetooth EDR

-

Yes
Bluetooth AptX

-

aptX HD
Infrared

-

Yes
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with dual-band A-GPS
GLONASS

Yes

Yes
GALILEO

-

Yes
Beidou

Yes

Yes

Features
Sensors

Accelerometer, proximity, light, compass, fingerprint

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