Asus Zenfone 9 vs Samsung Galaxy S20 Ultra

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800, 1900 & TD-SCDMA
3G network

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100

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

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42 - A version; 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42 - B version; 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 30, 34, 38, 39, 40, 41, 42, 66, 71 - C version

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 14(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 29(700), 30(2300), 38(2600), 39(1900), 40(2300), 41(2500), 46(5200), 48, 66(1700/2100), 71(600)
5G network

5G band 1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 77, 78 - A version; 1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 41, 77, 78 - B version; 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 71, 77, 78 - C version

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HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A (5CA), Cat20, 2000 Mbps download, 211 Mbps upload

LTE-A (7CA), Cat20, 2000 Mbps download, 200 Mbps upload
5G speed

4.5 Gbps download, 0.9 Gbps upload

-
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front (Gorilla Glass Victus), polymer back, aluminum frame

Front glass(Gorilla Glass 6), back glass(Gorilla Glass 6), aluminium frame
SIM

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

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

146.5 mm

166.9 mm
Width

68.1 mm

76 mm
Thickness

9.1 mm

8.8 mm
Weight

169 g

220 g
Payment

-

Samsung Pay
Waterproof

IP68 (1.5m and 30 mins)

IP68, 1.5m for 30 mins
Dust proof

IP68

IP68
Colors

Black, Blue, Red, Silver

Black, Grey

Display
Display type

Super AMOLED

Dynamic AMOLED 2X capacitive touchscreen
Physical size

5.9 inches

6.9 inches
Resolution

1080 x 2400 pixels

1440 x 3200 pixels
Pixel density

445 ppi

511 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass Victus

Scratch resistant, Corning Gorilla Glass 6
Multitouch

-

Yes
Display features

Always-on display, 120Hz, HDR10+, 1100 nits (peak)

Always-on display, HDR10+

Hardware
CPU

Octa-core

Octa-core
CPU

Single-core 3.19 GHz Cortex-X2

Dual-core / Single-core 2.73 / 2.84 GHz Mongoose M5 / Kryo 585
CPU(second)

Triple-core 2.75 GHz Cortex-A710

Dual-core / Triple-core 2.50 / 2.42 GHz Cortex-A76 / Kryo 585
CPU(third)

Quad-core 1.8 GHz Cortex-A510

Quad-core / Quad-core 2.0 / 1.8 GHz Cortex-A55 / Kryo 585
Chipset

Qualcomm SM8475 Snapdragon 8+ Gen 1

Exynos 990 / Qualcomm SM8250 Snapdragon 865
GPU

Adreno 730

Mali-G77 MP11 / Adreno 650
Memory RAM

8, 16 GB

12 GB
Internal storage

128, 256 GB

128 GB
Memory card

No

microSD, microSDHC, microSDXC
Memory card max

-

1 TB
Storage

UFS 3.1

UFS 3.0

Main camera
Camera type

Dual

Quad
Main camera

(wide) , 50 MP, f/1.9 , 84˚ , 23.8 mm, 1/1.56" , 1.0 µm

108 MP, f/1.8 , 26 mm, 1/1.33" , 0.8 µm, 10x hybrid optical zoom
(ultrawide) , 12 MP, f/2.2 , 113˚ , 14.4 mm, 1/2.93" , 1.4 µm

48 MP, f/3.5 , 103 mm, 1/2.0" , 0.8 µm
12 MP, f/2.2 , 13 mm, 1.4 µm
TOF(time of flight) 3D camera , 0.3 MP, f/1.0
Primary camera resolution

8190 x 6120 pixels

12000 x 9000 pixels
Primary camera video

8K@24fps, 4K@30/60/120fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS, HDR

4320p@24fps, 2160p@30/60fps, 1080p@30/60/240fps, 720p@960fps
Primary camera flash

LED flash

LED flash
Camera features

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, RAW

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

Selfie camera
Selfie camera type

Single

-
Selfie camera

(standard) , 12 MP, f/2.5 , 27.5 mm, 1/2.93" , 1.22 µm

40 MP, f/2.2 , 26 mm, 0.7 µm
Selfie camera resolution

4032 x 3024 pixels

3840 x 2160 pixels
Selfie camera features

Dual-pixel phase detection autofocus, face unlock, HDR

-
Selfie camera video

4K@30fps, 1080p@30/60fps

2160p@30/60fps, 1080p@30fps

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, 802.11ac, 802.11ax
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
WLAN DLNA

Yes

-
USB

Type-C 3.0

Type-C 1.0 reversible connector
USB On-The-Go

Yes

Yes
Bluetooth

v5.2

v5.0
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
Beidou

-

Yes
BDS

Yes

-
QZSS

Yes

-
NavIC

Yes

-

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, proximity

Accelerometer, barometer, compass, fingerprint, gyroscope, proximity
Power bank function

-

Yes