vivo X90s vs vivo iQOO 9

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800

GSM 850, 900, 1800, 1900
3G network

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

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

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

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41
5G network

5G band 1, 3, 5, 8, 28, 41, 77, 88 SA/NSA

5G band 1, 3, 5, 8, 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

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

AMOLED

AMOLED
Physical size

6.78 inches

6.56 inches
Resolution

1260 x 2800 pixels

1080 x 2376 pixels
Pixel density

453 ppi

398 ppi
Display colors

1073741824

1073741824
Protection

Scratch resistant, 3D curved glass screen

Scratch resistant
Display features

120Hz, HDR10+, 1300 nits (peak)

120Hz, HDR10+, 1200 nits (peak)

Main camera
Camera type

Triple

Triple
Main camera

(wide) , 50 MP, f/1.8 , 1/1.49" , 1.0 µm, 20x digital zoom

(wide) , 48 MP, f/1.8 , 1/2.0" , 0.8 µm, 25 mm
(telephoto) , 12 MP, f/2.0 , 50 mm, 1/2.93" , 1.22 µm, 2x optical zoom

(telephoto) , 13 MP, f/2.5 , 50 mm, 2x optical zoom
(ultrawide) , 12 MP, f/2.0 , 16 mm, 1/2.93" , 1.22 µm

(ultrawide) , 13 MP, f/2.2 , 16 mm, 120˚
Primary camera resolution

8190 x 6120 pixels

8160 x 6144 pixels
Primary camera video

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

4K@30fps, 1080p@30fps
Primary camera optics

Zeiss optics

-
Primary camera flash

dual-LED dual-tone flash

dual-LED dual-tone flash
Camera features

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, phase detection autofocus, laser 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, RAW

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 32 MP, f/2.5 , 24 mm, 1/2.8" , 0.8 µm

(wide) , 16 MP, f/2.5 , 1/3.1" , 1.0 µm
Selfie camera resolution

6528 x 4896 pixels

-
Selfie camera features

Face unlock

Face unlock, HDR
Selfie camera video

1080p@30/60fps

1080p@30fps

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
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

v5.3

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

-
BDS

Yes

-
QZSS

Yes

-
NavIC

Yes

-

Features
Sensors

Accelerometer, color spectrum, compass, fingerprint, gyroscope, proximity

Accelerometer, compass, fingerprint, gyroscope, proximity

Battery
Battery type

Li-Po

Li-Po
Battery capacity

4810 mAh

4350 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

Yes, 120W (50% in 8 min)

Yes, 120W(50% in 6 min, 100% in 18 min)
Reverse charging

Yes

-
Wireless reverse charging

-

Yes, 10W
Talk time 4G

-

14.1 h