Asus ROG Phone 3 ZS661KS vs Infinix S3X

Asus ROG Phone 3 ZS661KS

Infinix S3X

Network
2G network

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

GSM 850, 900, 1800, 1900
3G network

HSDPA 800, 850, 900, 1700(AWS), 1800, 1900, 2100 - A version; HSDPA 850, 900, 1700(AWS), 1900, 2100 - B version

HSDPA 850, 900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 42, 48, 66, 71 - A version; LTE frequency band 1, 2, 3, 4, 5, 7, 8, 20, 28, 34, 38, 39, 40, 41 - B version

LTE frequency band 1(2100), 3(1800), 5(850), 8(900), 40(2300), 41(2500)
5G network

5G band 1, 2, 3, 5, 28, 41, 66, 71, 77, 78, 79; SA/NSA - A version; 5G band 41, 77, 78, 79 SA/NSA - B 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, (6CA) Cat20, 2000 Mbps download, 150 Mbps upload

LTE, Cat4, 150 Mbps download, 50 Mbps upload
5G speed

4.4 Gbps download

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GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front (Gorilla Glass 6), glass back (Gorilla Glass 3), aluminum frame

Plastic
SIM

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

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

171 mm

156.7 mm
Width

78 mm

75.3 mm
Thickness

9.9 mm

8 mm
Weight

240 g

150 g
Build features

RGB light panel (on the back), Pressure sensitive zones (Gaming triggers)

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Colors

Black

Black, Blue, Grey

Main camera
Camera type

Triple

Dual
Main camera

64 MP, f/1.8 , 26 mm, 1/1.72" , 0.8 µm

13 MP, f/2.0
13 MP, f/2.4 , 11 mm

2 MP
5 MP, f/2.0
Primary camera resolution

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4160 x 3120 pixels
Primary camera video

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

1080p@30fps
Primary camera flash

LED flash

dual-LED flash
Primary camera phase detection autofocus

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phase detection autofocus
Camera features

HDR, Panorama

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

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ad

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

Yes

Yes
WLAN WiFi Direct

Yes

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Wi-Fi display

Yes

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WLAN WiFi Dual Band

Yes

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USB

Type-C 3.1 (side), Type-C 2.0 (bottom)

microUSB 2.0
USB connector

Accessory connector

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USB On-The-Go

-

Yes
Bluetooth

v5.1

v4.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD, aptX Adaptive

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NFC

Yes

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GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

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GALILEO

Yes

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BDS

Yes

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QZSS

Yes

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GNSS

Yes

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