DEXP T155 vs Xiaomi Mi Mix Alpha

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 900, 2100

HSDPA 850, 900, 1900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 7(2600)

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) - China
HSDPA speed

-

42 Mbps
HSUPA speed

-

5.76 Mbps
EV-DO speed

-

3.1 Mbps download, 1.8 Mbps upload
LTE speed

LTE, Cat4, 150 Mbps download, 51 Mbps upload

LTE-A (7CA) Cat20, 2048 Mbps download, 150 Mbps upload
5G speed

-

2+ Gbps download
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic, metal

Titanium alloy frame, ceramic back strip
SIM

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

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

163 mm

154.4 mm
Width

76.6 mm

72.3 mm
Thickness

13.9 mm

10.4 mm
Weight

270 g

241 g
Waterproof

Yes, IP68

-
Dust proof

Yes, IP68

-
Colors

Black, Gold

Black

Display
Display type

IPS

Flexible Super AMOLED capacitive touchscreen
Physical size

5.5 inches

7.92 inches
Resolution

720 x 1440 pixels

2088 x 2250 pixels
Pixel density

293 ppi

388 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, Dragontrail glass, Oleophobic(lipophobic) coating

Scratch resistant
Multitouch

Yes

Yes
Display features

-

Wraparound display

Main camera
Camera type

Dual

Triple
Main camera

8 MP

108 MP, f/1.7 , 1/1.33" , 0.8 µm
8 MP

12 MP, f/2.0 , 1/2.55" , 1.4 µm
20 MP, f/2.2 , 13 mm, 1/2.8" , 1.0 µm
Interpolated resolution

13 MP

-
Primary camera resolution

3264 x 2448 pixels

12032 x 9024 pixels
Primary camera video

1080p@30fps

3240p@30fps, 2160p@30/60fps, 1080p@30/120/240fps, 1080p@960fps
Primary camera flash

LED

dual-LED flash
Camera features

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

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

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

-

Yes
Wi-Fi display

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

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

-

Yes
Bluetooth

v4.1

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
Bluetooth AptX

-

aptX HD
GPS

Yes, with A-GPS

Yes, with dual-band A-GPS
GLONASS

Yes

Yes
GALILEO

-

Yes
Beidou

-

Yes
QZSS

-

Yes