UMIDIGI A3S vs vivo X70 Pro

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800, 1900
3G network

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

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

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)

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 9, 12, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41 - global; 1, 2, 3, 4, 7, 8, 12, 17, 28, 34, 38, 39, 40, 41 - China
5G network

-

5G band 1, 3, 5, 8, 28, 41, 77, 78, 79 SA/NSA
HSDPA speed

-

42.2 Mbps
HSUPA speed

-

5.76 Mbps
LTE speed

LTE Cat 4, 150 Mbps download, 51 Mbps upload

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

IPS capacitive touchscreen

AMOLED
Physical size

5.7 inches

6.56 inches
Resolution

720 x 1440 pixels

1080 x 2376 pixels
Pixel density

282 ppi

398 ppi
Display colors

16777216

1073741824
Protection

2.5D curved glass screen, Scratch resistant

2.5D curved glass screen, Scratch resistant
Multitouch

Yes

-
Display features

-

120Hz, HDR10+

Main camera
Camera type

Dual

Quad
Main camera

16 MP, f/2.0 , 0.26" , 1.132 µm

50 MP, f/1.8 , 1/1.56" , 1.0 µm, (wide)
5 MP

8 MP, (periscope telephoto) , f/3.4 , 125 mm, 1.0 µm, 5x optical zoom
(telephoto) , 12 MP, f/2.0 , 50 mm, 1/2.93" , 1.22 µm, 2x optical zoom
(ultrawide) , 12 MP, f/2.2 , 116˚ , 16 mm, 1.12 µm
Primary camera resolution

4608 x 3456 pixels

-
Primary camera video

1080p@30fps

4K@30/60fps, 1080p@30/60fps, gyro-EIS, HDR10+
Primary camera optics

-

Zeiss optics
Primary camera flash

dual LED flash

dual-LED dual-tone flash
Camera features

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

Autofocus, continuous shooting, digital 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, 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

Yes

Yes
Wi-Fi display

Yes

-
WLAN WiFi Dual Band

Yes

Yes
USB

microUSB 2.0

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth HID

Yes

-
bluetooth LE

Yes

Yes
Bluetooth AptX

-

aptX HD
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with dual-band A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
Beidou

Yes

-
BDS

-

Yes
QZSS

-

Yes
NavIC

-

Yes

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, proximity, light

Accelerometer, color spectrum, compass, fingerprint, gyroscope, proximity