HTC U23 vs vivo iQOO 9 Pro

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, 3, 5, 7, 8, 12, 17, 20, 28, 38, 39, 40, 41

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 32, 34, 38, 39, 40, 41, 42, 66
5G network

5G band 1, 3, 7, 20, 28, 41, 78 SA/NSA

5G band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78, 79 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

OLED

LTPO AMOLED
Physical size

6.7 inches

6.78 inches
Resolution

1080 x 2400 pixels

1440 x 3200 pixels
Pixel density

393 ppi

518 ppi
Display colors

16777216

1073741824
Protection

Corning Gorilla Glass Victus

Scratch resistant
Display features

120Hz

120Hz, HDR10+, Dolby Vision, 1000 nits (HBM), 1500 nits (peak)

Hardware
CPU

Octa-core

Octa-core
CPU

Single-core 2.4 GHz Cortex-A710

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

Triple-core 2.36 GHz Cortex-A710

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

Quad-core 1.8 GHz Cortex-A510

Quad-core 1.80 GHz Cortex-A510
Chipset

Qualcomm SM7450-AB Snapdragon 7 Gen 1

Qualcomm SM8450 Snapdragon 8 Gen1
GPU

Adreno 644

Adreno 730
Memory RAM

8 GB

8, 12 GB
Internal storage

128 GB

256, 512 GB
Memory card

microSD, microSDHC, microSDXC

No
Storage

-

UFS 3.1

Main camera
Camera type

Triple

Triple
Main camera

(wide) , 64 MP, f/1.9

(wide) , 50 MP, f/1.8 , 1/1.57" , 1.0 µm, 30x digital zoom
(ultrawide) , 8 MP, f/2.4 , 120˚ , 1/4.0" , 1.12 µm

(telephoto) , 16 MP, f/2.2 , 1/3.1" , 1.0 µm, 60 mm, 2.5x optical zoom
(depth) , 2 MP, f/2.4

(ultrawide) , 50 MP, f/2.3 , 150˚ , 15 mm
Primary camera resolution

9280 x 6920 pixels

8160 x 6144 pixels
Primary camera video

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

8K@30fps, 4K@30fps, 1080p@30fps, gyro-EIS
Primary camera flash

dual-LED flash

Dual-LED lash
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, 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 3.0

Type-C 2.0
USB On-The-Go

-

Yes
Bluetooth

v5.2

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

-

aptX HD, aptX Adaptive
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

-

Yes