Huawei Mate X vs Oppo K9x

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 850, 900, 1700(AWS), 1900, 2100

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

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), 41(2500)

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

Yes

5G band 1, 28, 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, Cat21, 1400 Mbps download, 200 Mbps upload

LTE-A, 750 Mbps download, 211 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Metal, glass

Plastic, glass
SIM

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

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

161.3 mm

162.2 mm
Width

78.3 mm

74.8 mm
Thickness

11 mm

8.8 mm
Height unfolded

161.3 mm

-
Width unfolded

146.2 mm

-
Thickness unfolded

5.4 mm

-
Weight

150 g

194 g
Colors

Blue

Black, Blue

Display
Display type

AMOLED capacitive touchscreen

IPS LCD
Physical size

6.6 inches

6.49 inches
Resolution

1148 x 2480 pixels

1080 x 2400 pixels
Physical size unfolded

8.0 inches

-
Resolution unfolded

2200 x 2480 pixels

-
Pixel density

441 ppi

405 ppi
Display colors

16777216

16777216
Protection

-

Scratch resistant, 2.5D curved glass screen, Aluminosilicate glass
Multitouch

Yes

-
Display features

-

90Hz, 480 nits (typ), 600 nits (HBM)

Main camera
Camera type

Quad

Triple
Main camera

40 MP, f/1.8 , 27 mm, 1/1.7"

64 MP, f/1.7 , 26 mm, 1/1.97" , (wide) , 81˚ , 0.7 µm, 20x digital zoom
16 MP, f/2.2 , 17 mm

2 MP, f/2.4 , (macro) , 89˚ , 1/5" , 1.75 µm
8 MP, f/2.4 , 52 mm

2 MP, f/2.4 , 89˚ , (depth) , 1/5" , 1.75 µm
TOF(time of flight) camera
Primary camera resolution

3648 x 2736 pixels

9280 x 6920 pixels
Primary camera video

2160p@30fps, 1080p@30fps

1080p@30fps, gyro-EIS
Primary camera optics

Leica optics

-
Primary camera flash

dual-LED flash

LED flash
Primary camera phase detection autofocus

phase detection autofocus

-
Camera features

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

Autofocus, continuous shooting, digital zoom, digital 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

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 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
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 1.0 reversible connector

Type-C 2.0
USB On-The-Go

-

Yes
Bluetooth

v5.0

v5.1
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD

Yes
Infrared

Yes

-
NFC

Yes

No
GPS

Yes, with dual-band A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
Beidou

Yes

-
BDS

-

Yes
QZSS

Yes

-

Features
Sensors

Accelerometer, barometer, compass, fingerprint, gyroscope, proximity

Accelerometer, compass, fingerprint, gyroscope, proximity

Battery
Battery type

Li-Po

Li-Po
Battery capacity

4500 mAh

5000 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

Huawei SuperCharge (85% in 30 min)

VOOC 4.0, 33W (50% in 27 min)
Reverse charging

-

Yes