HTC U23 vs Nokia XR21

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

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

HSDPA 850, 900, 1700(AWS), 1900, 2100
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, 13, 17, 20, 25, 26, 28, 32, 38, 39, 40, 41, 42, 43, 48, 66, 71
5G network

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

5G band 1, 2, 3, 5, 7, 20, 25, 28, 40, 41, 66, 71, 77, 78, 79 SA/NSA
HSDPA speed

42.2 Mbps

45.4 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

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

Yes

Yes
EDGE

Yes

Yes

Design
Build

Metal, glass

Glass front (Gorilla Glass Victus), plastic back, plastic frame
SIM

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

Single SIM (Nano-SIM, eSIM) or Dual SIM (Nano-SIM, dual stand-by)
Height

166.6 mm

168 mm
Width

77.1 mm

78.6 mm
Thickness

8.9 mm

10.6 mm
Weight

202 g

231 g
Waterproof

IP67 (1.5m for 30 mins)

IP68/IP69K (1.5m and 60 mins)
Dust proof

IP67

IP68/IP69K
MIL-STD-810H

-

Yes
Colors

Blue, Violet

Black, Green

Display
Display type

OLED

IPS LCD
Physical size

6.7 inches

6.49 inches
Resolution

1080 x 2400 pixels

1080 x 2400 pixels
Pixel density

393 ppi

406 ppi
Display colors

16777216

16777216
Protection

Corning Gorilla Glass Victus

2D curved glass screen, Corning Gorilla Glass Victus
Display features

120Hz

-

Hardware
CPU

Octa-core

Octa-core
CPU

Single-core 2.4 GHz Cortex-A710

Dual-core 2.2 GHz Kryo 660 Gold
CPU(second)

Triple-core 2.36 GHz Cortex-A710

Hexa-core 1.7 GHz Kryo 660 Silver
CPU(third)

Quad-core 1.8 GHz Cortex-A510
Chipset

Qualcomm SM7450-AB Snapdragon 7 Gen 1

Qualcomm SM6375 Snapdragon 695 5G
GPU

Adreno 644

Adreno 619
Memory RAM

8 GB

6 GB
Internal storage

128 GB

128 GB
Memory card

microSD, microSDHC, microSDXC

microSD, microSDHC, microSDXC
Memory card max

-

512 GB

Main camera
Camera type

Triple

Dual
Main camera

(wide) , 64 MP, f/1.9

(wide) , 64 MP, f/1.8 , 1/2"
(ultrawide) , 8 MP, f/2.4 , 120˚ , 1/4.0" , 1.12 µm

(ultrawide) , 8 MP, f/2.2 , 1/4.0" , 1.12 µm
(depth) , 2 MP, f/2.4
Primary camera resolution

9280 x 6920 pixels

9280 x 6920 pixels
Primary camera video

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

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

dual-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, geotagging, panorama, HDR, touch focus, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, speedwarp

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

v5.1
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

-

aptX Adaptive
NFC

Yes

Yes (market dependent)
GPS

Yes, with A-GPS

Yes, with dual-band A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

-

Yes
NavIC

-

Yes