Acer Liquid Z520 vs Xiaomi Mi Mix 2

Acer Liquid Z520

Xiaomi Mi Mix 2

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 900, 2100

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

-

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), 27(800), 28(700), 29(700), 30(2300), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
HSPA speed

HSPA

HSPA
LTE speed

-

LTE
GPRS

Yes

Yes
EDGE

Yes

Yes

Main camera
Main camera

8 MP

12 MP
Primary camera resolution

3264 x 2448 pixels

-
Primary camera video

video

2160p@30fps, 1080p@30fps, 720p@120fps
Primary camera Autofocus

autofocus

-
Primary camera flash

LED flash

dual-LED (dual tone) flash
Primary camera optical image stabilization

-

OIS (4-axis)
Primary camera phase detection autofocus

-

phase detection autofocus
Camera features

Yes

1.25 µm pixel size, 1/2.9" sensor size, HDR, face detection, geo-tagging, panorama, touch focus

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

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

Yes

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

Type-C reversible connector
Bluetooth

v4.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes
BDS

-

Yes

Features
Messaging SMS

SMS(threaded view)

SMS(threaded view)
Messaging MMS

MMS

MMS
Messaging Email

Email

Email
Messaging IM

-

IM
Messaging Push Email

Push Email

-
Messaging Push Mail

-

Push Mail
Java

Yes, via Java MIDP emulator

No
Sensors

Accelerometer, proximity

Fingerprint (rear-mounted), accelerometer, barometer, compass, gyro, proximity