Xiaomi Redmi Note 9S vs vivo iQOO 9 (China)

Xiaomi Redmi Note 9S

vivo iQOO 9 (China)

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 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)

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

-

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
EV-DO speed

3.1 Mbps download, 1.8 Mbps upload

-
LTE speed

LTE, Cat12, 603 Mbps download, 102 Mbps upload

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

IPS LCD capacitive touchscreen

AMOLED
Physical size

6.67 inches

6.78 inches
Resolution

1080 x 2400 pixels

1080 x 2400 pixels
Pixel density

395 ppi

388 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 5, Oleophobic coating

Scratch resistant
Multitouch

Yes

-
Display features

450 nits typ. brightness

120Hz, HDR10, 1500 nits (peak)

Hardware
CPU

Octa-core

Octa-core
CPU

Dual-core 2.3 GHz Kryo 465 Gold

Single-core 3.0 GHz Cortex-X2
CPU(second)

Hexa-core 1.8 GHz Kryo 465 Silver

Triple-core 2.50 GHz Cortex-A710
CPU(third)

Quad-core 1.80 GHz Cortex-A510
Chipset

Qualcomm SM7125 Snapdragon 720G

Qualcomm SM8450 Snapdragon 8 Gen1
GPU

Adreno 618

Adreno 730
Memory RAM

4, 6 GB

8, 12 GB
Internal storage

64, 128 GB

128, 256, 512 GB
Memory card

microSD, microSDHC, microSDXC

No
Memory card max

512 GB

-
Storage

UFS 2.1

UFS 3.1

Main camera
Camera type

Quad

Triple
Main camera

48 MP, f/1.8 , 26 mm, 1/2.0" , 0.8 µm

50 MP, f/1.8 , 1/1.57" , 1.0 µm, (wide) , 20x digital zoom
8 MP, f/2.2 , 13 mm, 1/4.0" , 1.12 µm

12 MP, f/2.0 , 47 mm, (telephoto) , 2x optical zoom
5 MP, f/2.4 , 1.12 µm

13 MP, f/2.2 , 120˚ , (ultrawide) , 16 mm
2 MP, f/2.4
Primary camera resolution

8000 x 6000 pixels

8160 x 6144 pixels
Primary camera video

2160p@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS

4K@30fps, 1080p@30fps, gyro-EIS
Primary camera flash

LED flash

dual-LED dual-tone flash
Camera features

Autofocus, 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 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, night mode

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
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
Wi-Fi display

Yes

-
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 1.0 reversible connector

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth HID

Yes

-
bluetooth LE

Yes

Yes
Bluetooth EDR

Yes

-
Bluetooth AptX

-

aptX HD, aptX Adaptive
Infrared

Yes

-
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
Beidou

Yes

-
BDS

-

Yes
QZSS

-

Yes