Nokia X20 vs ZTE Axon 30S

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, 1900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 20, 28, 66, 38, 39, 40, 41

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

5G band 1, 2, 3, 5, 7, 28, 38, 41, 66, 78 SA/NSA/Sub6

5G band 1, 3, 28, 38, 41, 78 SA/NSA
HSDPA speed

42.2 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, Cat4, 150 Mbps download, 50 Mbps upload

LTE-A (CA), 1200 Mbps download, 210 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic

Glass front, plastic back, plastic frame
SIM

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

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

168.9 mm

170.2 mm
Width

79.7 mm

77.8 mm
Thickness

9.1 mm

7.8 mm
Weight

220 g

189 g
Waterproof

IPX2

-
Dust proof

IPX2

-
Colors

Blue, Sun

Black, Blue

Display
Display type

IPS LCD

AMOLED
Physical size

6.67 inches

6.92 inches
Resolution

1080 x 2400 pixels

1080 x 2460 pixels
Pixel density

395 ppi

400 ppi
Display colors

16777216

1073741824
Protection

Corning Gorilla Glass 5

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass
Display features

-

Always-on display, 120Hz

Hardware
CPU

Octa-core

Octa-core
CPU

Dual-core 2.0 GHz Kryo 460

Single-core 3.2 GHz Kryo 585
CPU(second)

Hexa-core 1.8 GHz Kryo 460

Triple-core 2.42 GHz Kryo 585
CPU(third)

Quad-core 1.8 GHz Kryo 585
Chipset

Qualcomm SM4350 Snapdragon 480 5G

Qualcomm SM8250-AC Snapdragon 870 5G
GPU

Adreno 619

Adreno 650
Memory RAM

6, 8 GB

8, 12 GB
Internal storage

128 GB

128, 256 GB
Memory card

microSD, microSDHC, microSDXC

microSD, microSDHC, microSDXC
Memory card max

512 GB

-
Storage

-

UFS 3.1

Main camera
Camera type

Quad

Quad
Main camera

(wide) , 64 MP, f/1.8 , 1/1.97" , 0.7 µm

(wide) , 64 MP, f/1.8 , 1/1.73" , 0.8 µm, 25 mm
(ultrawide) , 5 MP, 1/5" , 1.12 µm

(ultrawide) , 8 MP, f/2.2 , 120˚ , 16 mm
(macro) , 2 MP

(macro) , 5 MP, f/2.4
(depth) , 2 MP

(depth) , 2 MP, f/2.4
Primary camera resolution

9280 x 6920 pixels

9280 x 6920 pixels
Primary camera video

4K@30fps, 1080p@30fps

4K@30/60fps, 1080p@30fps, gyro-EIS, HDR, 10-bit video
Primary camera optics

Zeiss optics

-
Primary camera flash

LED flash

dual-LED flash
Camera features

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

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, laser autofocus

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

Wi-Fi direct

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 3.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v5.1
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD

-
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

-

Yes