Asus Zenfone 8 Flip vs UMIDIGI A3S

Asus Zenfone 8 Flip

UMIDIGI A3S

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

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

W-CDMA 850, 900, 1700, 1900, 2100
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

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(850), 19(850), 20(800), 26(850), 28(700), 38(2600), 40(2300), 41(2500)
5G network

5G band 1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 77, 78, 77, 78 SA/NSA

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HSDPA speed

42.2 Mbps

-
HSUPA speed

5.76 Mbps

-
LTE speed

LTE-A (6CA), Cat20, 2000 Mbps download, 150 Mbps upload

LTE Cat 4, 150 Mbps download, 51 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

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

Metal, glass
SIM

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

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

165 mm

153.7 mm
Width

77.3 mm

72.9 mm
Thickness

9.6 mm

8.45 mm
Weight

230 g

197 g
Colors

Black, Silver

Green, Grey

Display
Display type

Super AMOLED

IPS capacitive touchscreen
Physical size

6.67 inches

5.7 inches
Resolution

1080 x 2400 pixels

720 x 1440 pixels
Pixel density

395 ppi

282 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 6

2.5D curved glass screen, Scratch resistant
Multitouch

-

Yes
Display features

Always-on display, 90Hz, HDR10+, 700 nits (HBM), 1000 nits (peak)

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Main camera
Camera type

Triple

Dual
Main camera

(wide) , 64 MP, f/1.8 , 78˚ , 26 mm, 1/1.73" , 0.8 µm

16 MP, f/2.0 , 0.26" , 1.132 µm
(telephoto) , 8 MP, f/2.4 , 80 mm, 3x optical zoom , 12x digital zoom

5 MP
(ultrawide) , 12 MP, f/2.2 , 14 mm, 1/2.55" , 1.4 µm
Primary camera resolution

9280 x 6920 pixels

4608 x 3456 pixels
Primary camera video

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

1080p@30fps
Primary camera flash

dual-LED flash

dual LED flash
Camera features

Autofocus, continuous shooting, digital zoom, optical zoom, digital 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, digital 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

Triple (motorized flip primary camera)

-
Selfie camera

13 MP, f/2.0
Selfie camera resolution

-

4160 x 3120 pixels
Selfie camera video

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

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, 802.11n 5Ghz, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
Wi-Fi display

-

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

microUSB 2.0
USB On-The-Go

-

Yes
Bluetooth

v5.2

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth HID

-

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD, aptX Adaptive

-
NFC

Yes

-
GPS

Yes, with dual-band A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
Beidou

-

Yes
BDS

Yes (tri-band)

-
QZSS

Yes

-
NavIC

Yes

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