Nokia XR21 vs Xiaomi 12S Ultra

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 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
4G network

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

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

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

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

45.4 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

Class 33
EDGE

Yes

Class 33

Design
Build

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

Glass front (Gorilla Glass Victus), eco leather back, aluminum frame
SIM

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

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

168 mm

163.2 mm
Width

78.6 mm

75 mm
Thickness

10.6 mm

9.1 mm
Weight

231 g

225 g
Waterproof

IP68/IP69K (1.5m and 60 mins)

-
Dust proof

IP68/IP69K

-
MIL-STD-810H

Yes

-
Colors

Black, Green

Black, Green

Display
Display type

IPS LCD

LTPO2 AMOLED
Physical size

6.49 inches

6.73 inches
Resolution

1080 x 2400 pixels

1440 x 3200 pixels
Pixel density

406 ppi

522 ppi
Display colors

16777216

1073741824
Protection

2D curved glass screen, Corning Gorilla Glass Victus

Scratch resistant, Corning Gorilla Glass Victus
Display features

-

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

Hardware
CPU

Octa-core

Octa-core
CPU

Dual-core 2.2 GHz Kryo 660 Gold

Single-core 3.19 GHz Cortex-X2
CPU(second)

Hexa-core 1.7 GHz Kryo 660 Silver

Triple-core 2.75 GHz Cortex-A710
CPU(third)

Quad-core 1.8 GHz Cortex-A510
Chipset

Qualcomm SM6375 Snapdragon 695 5G

Qualcomm SM8475 Snapdragon 8+ Gen 1
GPU

Adreno 619

Adreno 730
Memory RAM

6 GB

8, 12 GB
Internal storage

128 GB

256, 512 GB
Memory card

microSD, microSDHC, microSDXC

No
Memory card max

512 GB

-
Storage

-

UFS 3.1

Main camera
Camera type

Dual

Quad
Main camera

(wide) , 64 MP, f/1.8 , 1/2"

(wide) , 50 MP, f/1.9 , 1.0" , 23 mm, 1.6 µm
(ultrawide) , 8 MP, f/2.2 , 1/4.0" , 1.12 µm

(periscope telephoto) , 48 MP, f/4.1 , 1/2.0" , 0.8 µm, 120 mm
128˚ , (ultrawide) , 48 MP, f/2.2 , 13 mm, 1/2.0" , 0.8 µm
Primary camera resolution

9280 x 6920 pixels

-
Primary camera video

4K@30fps, 1080p@30fps

8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, 720p@3840fps, gyro-EIS, Dolby Vision HDR 10-bit rec. (4K, 1080p)
Primary camera optics

-

Leica lens
Primary camera flash

dual-LED dual-tone flash

dual-LED flash
Camera features

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

Autofocus, continuous autofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, face unlock, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, super night mode 2.0, HDR10 video recording

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 16 MP, f/2.4

(wide) , 32 MP, f/2.4 , 80˚ , 25 mm, 1/3" , 0.7 µm
Selfie camera resolution

4608 x 3456 pixels

-
Selfie camera features

Face unlock, HDR

Face unlock, HDR, panorama
Selfie camera video

1080p@30fps

1080p@30/60fps

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
WLAN DLNA

-

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.1

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX Adaptive

aptX HD, aptX Adaptive
Infrared

-

Yes
NFC

Yes (market dependent)

Yes
GPS

Yes, with dual-band A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

Yes

Yes
NavIC

Yes

Yes

Features
Sensors

Accelerometer, barometer, compass, fingerprint, gyroscope, proximity

Accelerometer, barometer, color spectrum, compass, fingerprint, gyroscope, virtual proximity sensing

Battery
Battery type

Li-Po

Li-Po
Battery capacity

4800 mAh

4860 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

USB Power Delivery 2.0, 33W

Quick Charge 4+, 67W (100% in 41 min)
Wireless reverse charging

-

Yes, 10W
Fast wireless charging

-

Yes, 50W (100% in 52 min)