Oppo K11 vs Xiaomi 12X

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800

GSM 850, 900, 1800, 1900; CDMA 800
3G network

HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 28, 34, 38, 39, 40, 41

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42
5G network

5G band 1, 3, 5, 8, 28, 40, 41, 77, 78 SA/NSA

5G band 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A (CA), 750 Mbps download, 211 Mbps upload

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front, plastic frame, plastic back

Polycarbonate, aluminium alloy, glass
SIM

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

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

162.7 mm

152.7 mm
Width

75.5 mm

69.9 mm
Thickness

8.2 mm

8.2 mm
Weight

184 g

176 g
Colors

Blue, Gray

Black, Blue, Pink

Display
Display type

AMOLED

OLED
Physical size

6.7 inches

6.28 inches
Resolution

1080 x 2400 pixels

1080 x 2400 pixels
Pixel density

393 ppi

419 ppi
Display colors

1073741824

1073741824
Protection

-

Scratch resistant, Corning Gorilla Glass Victus
Display features

120Hz, HDR10+, 500 nits (typical), 1100 nits (peak)

120Hz, Dolby Vision, HDR10+, 1100 nits (peak)

Main camera
Camera type

Triple

Triple
Main camera

(wide) , 50 MP, f/1.8 , 84˚ , 24 mm, 1/1.56" , 1.0 µm

(wide) , 50 MP, f/1.9 , 26 mm, 1/1.56" , 1.0 µm
(ultrawide) , 8 MP, f/2.2 , 1/4" , 1.12 µm

(ultrawide) , 13 MP, f/2.4 , 1/3.06" , 1.12 µm, 123˚ , 12 mm
(macro) , 2 MP, f/2.4

(telephoto macro) , 5 MP, 50 mm
Primary camera resolution

8120 x 6180 pixels

8190 x 6144 pixels
Primary camera video

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

8K@24fps, 4K@30/60fps, 1080p@30/120/240/960fps, gyro-EIS
Primary camera flash

LED flash

dual-LED dual-tone 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

Autofocus, continuous autofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, face unlock, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, super night mode 2.0, HDR10 video recording

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 16 MP, f/2.4 , 24 mm, 1.0 µm

(wide) , 32 MP, 26 mm, 0.7 µm, 80˚
Selfie camera resolution

4608 x 3456 pixels

-
Selfie camera features

-

Face unlock, HDR
Selfie camera video

1080p@30fps, gyro-EIS

1080p@30/60fps, 720p@120fps

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, 802.11ax
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.2

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD

-
Infrared

-

Yes
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

Yes

Yes
NavIC

-

Yes

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, proximity

Accelerometer, compass, fingerprint, gyroscope, proximity

Battery
Battery type

Li-Po

Li-Po
Battery capacity

5000 mAh

4500 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

SuperVOOC, 100W (100% in 26 min)

Quick Charge 4, 67W (100% in 39 min)
Wireless reverse charging

-

Yes, 10W
Fast wireless charging

-

Yes, 50W