Asus Zenfone 5z ZS620KL vs Google Pixel 4a

Asus Zenfone 5z ZS620KL

Google Pixel 4a

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100
4G network

LTE

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 66, 71
HSDPA speed

42.2 Mbps

42 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
EV-DO speed

-

3.1 Mbps download, 1.8 Mbps upload
LTE speed

-

LTE-A (3CA) Cat 12, 600 Mbps download, 75 Mbps upload
LTE-A speed

LTE-A, (5CA) Cat18, 1200 Mbps download, 100 Mbps upload

-
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Front glass, aluminum body

Glass front (Gorilla Glass 3), plastic back, plastic frame
SIM

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

Nano-SIM and/or eSIM
Height

153 mm

144 mm
Width

75.7 mm

69.4 mm
Thickness

7.9 mm

8.2 mm
Weight

155 g

143 g
Colors

Meteor Silver, Midnight Blue

Black

Hardware
CPU

Octa-core

Octa-core
CPU

Quad-core 2.7 GHz Kryo 385 Gold

Dual-core 2.2 GHz Kryo 470 Gold
CPU(second)

quad-core 1.7 GHz Kryo 385 Silver

Hexa-core 1.8 GHz Kryo 470 Silver
Chipset

Qualcomm SDM845 Snapdragon 845

Qualcomm SDM730 Snapdragon 730G
GPU

Adreno 630

Adreno 618
Memory RAM

4, 6, 8 GB

6 GB
Internal storage

64, 128, 256 GB

128 GB
Memory card

microSD(uses second SIM slot)

No
Memory card max

400 GB

-
Storage

-

UFS 2.1

Main camera
Camera type

Dual

Single
Main camera

12 MP, f/1.8 , 24 mm, 1/2.55" , 1.4 µm

12 MP, f/1.7 , 27 mm, 1/2.55" , 1.4 µm
8 MP, f/2.0 , 12 mm, 1/4" , 1.12 µm
Primary camera resolution

-

4032 x 3024 pixels
Primary camera video

2160p@60fps, 1080p@30/60/120fps, 720p@240fps

4K@30fps, 1080p@30/60/120fps; gyro-EIS
Primary camera Autofocus

phase detection autofocus

-
Primary camera flash

dual-LED (dual tone) flash

dual LED flash
Electronic image stabilization

EIS (gyro)

-
Camera features

Geo-tagging, HDR, face detection, panorama, touch focus

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, phase detection autofocus
DxOMark photo

-

122
DxOMark zoom

-

34
DxOMark video

-

98
DxOMark camera score

-

111

Selfie camera
Selfie camera

8 MP, f/2.0 , 24 mm, 1/4" , 1.12 µm

8 MP, f/2.0 , 24 mm, 1.12 µm
Selfie camera resolution

-

3264 x 2448 pixels
Electronic image stabilization

EIS (gyro)

-
Selfie camera video

1080p

1080p@30fps

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

-

Yes
USB

Type-C 1.0 reversible connector

Type-C reversible connector
Bluetooth

v5.0

v5.0
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
BDS

Yes

-
QZSS

-

Yes

Features
Messaging SMS

SMS(threaded view)

-
Messaging MMS

MMS

-
Messaging Email

Email

-
Messaging IM

IM

-
Messaging Push Email

Push Email

-
Sensors

Fingerprint (rear-mounted), accelerometer, compass, gyro, proximity

Accelerometer, barometer, compass, fingerprint, gyroscope, proximity