Oppo K9x vs vivo X100 Pro

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800

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

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

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100
4G network

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

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 26, 28, 34, 38, 39, 40, 41
5G network

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

5G band 1, 3, 5, 8, 28, 38, 40, 41, 77, 78, 79 SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
EV-DO speed

-

EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
LTE speed

LTE-A, 750 Mbps download, 211 Mbps upload

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

IPS LCD

LTPO AMOLED
Physical size

6.49 inches

6.78 inches
Resolution

1080 x 2400 pixels

1260 x 2800 pixels
Pixel density

405 ppi

453 ppi
Display colors

16777216

1073741824
Protection

Scratch resistant, 2.5D curved glass screen, Aluminosilicate glass

Scratch resistant
Display features

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

120Hz, 3000 nits (peak)

OS
OS

Android 11, ColorOS 11.1

Android 14, Funtouch 14 (global), OriginOS 4 (China)

Main camera
Camera type

Triple

Triple
Main camera

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

(wide) , 50.3 MP, f/1.8 , 1/0.98" , 100x digital zoom
(macro) , 2 MP, f/2.4 , 89˚ , 1/5" , 1.75 µm

(periscope telephoto) , 50 MP, f/2.5 , 1/2" , 0.7 µm, 100 mm, 4.3x optical zoom
89˚ , (depth) , 2 MP, f/2.4 , 1/5" , 1.75 µm

119˚ , (ultrawide) , 50 MP, f/2.0 , 1/2.76" , 15 mm
Primary camera resolution

9280 x 6920 pixels

6560 x 4928 pixels
Primary camera video

1080p@30fps, gyro-EIS

8K, 4K, 1080p, gyro-EIS, Cinematic mode (4K)
Primary camera optics

-

Zeiss optics, Zeiss T* lens coating
Primary camera flash

LED flash

LED flash
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, macro-mode, phase detection autofocus

Autofocus, continuous shooting, digital zoom, optical 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, laser autofocus

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 16 MP, f/2.0 , 79˚ , 1/3.0" , 1.0 µm

(wide) , 32 MP, f/2.0
Selfie camera resolution

4640 x 3456 pixels

6560 x 4928 pixels
Selfie camera features

Face unlock, HDR

Face unlock, face detection
Selfie camera video

1080p@30fps

1080p

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, 802.11be
WLAN WiFi Hotspot

Yes

-
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

-
WiFi Tri-Band

-

Yes
USB

Type-C 2.0

Type-C 3.2
USB On-The-Go

Yes

Yes
Bluetooth

v5.1

v5.4
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

Yes

aptX HD
Infrared

-

Yes
NFC

No

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

-

Yes
NavIC

-

Yes