UMIDIGI A9 vs Xiaomi Mi Mix 3

Network
2G network

GSM 850, 900, 1800, 1900

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

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

HSDPA 800, 850, 900, 1900, 1700(AWS), 1800, 1900, 2100; CDMA2000 1xEV-DO - global; HSDPA 850, 900, 1700(AWS), 1900, 2100 - China
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 66

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 29(700), 30(2300), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100) - global; LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 20(800), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) - China
HSDPA speed

42.2 Mbps

-
HSUPA speed

5.76 Mbps

-
EV-DO speed

-

3.1 Mbps download, 1.8 Mbps upload
LTE speed

LTE, Cat6, 301 Mbps download, 51 Mbps upload

LTE, Cat18, 1.2 Gbps download, 221 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

IPS LCD

Super AMOLED capacitive touchscreen
Physical size

6.53 inches

6.39 inches
Resolution

720 x 1600 pixels

1080 x 2340 pixels
Pixel density

269 ppi

403 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, 2.5D curved glass screen

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

-

Yes

Main camera
Camera type

Triple

Dual
Main camera

13 MP, f/1.8

12 MP, f/1.8 , 1/2.55" , 1.4 µm
8 MP, 77˚

12 MP, f/2.4 , 1/3.4" , 1.0 µm
2 MP
Primary camera resolution

4160 x 3120 pixels

4032 x 3024 pixels
Primary camera video

1080p@30fps

2160p@30/60fps, 1080p@30/60fps, 1080p@960fps
Primary camera flash

dual-LED flash

LED 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, macro-mode, phase detection autofocus

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
DxOMark photo

-

108
DxOMark video

-

93
DxOMark camera score

-

103

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
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

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

Yes

Yes
Bluetooth

v4.2

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth HID

Yes

Yes
bluetooth LE

-

Yes
Bluetooth EDR

-

Yes
NFC

No

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

-

Yes
Beidou

-

Yes
BDS

Yes

-
QZSS

-

Yes