Sigma Mobile X-style Tab A83 vs Xiaomi Mi Mix Fold

Sigma Mobile X-style Tab A83

Xiaomi Mi Mix Fold

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
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
5G network

-

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

-

42.2 Mbps
HSUPA speed

-

5.76 Mbps
LTE speed

-

LTE-A (CA)
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic, metal

Glass front (folded), plastic front (unfolded), glass back (Gorilla Glass 5) or ceramic back, aluminum frame
SIM

Micro-SIM

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

123 mm

173.3 mm
Width

207 mm

69.8 mm
Thickness

9 mm

9 mm
Height unfolded

-

173.3 mm
Width unfolded

-

133.4 mm
Thickness unfolded

-

17.2 mm
Weight

360 g

317 (glass) / 332 (ceramic) g
Colors

Black, Gray

Black, Ceramic

Display
Display type

IPS capacitive touchscreen

Foldable AMOLED
Physical size

8 inches

8.01 inches
Resolution

1280 x 800 pixels

1860 x 2480 pixels
Pixel density

189 ppi

387 ppi
Display colors

16777216

1073741824
Protection

-

Scratch resistant
Multitouch

Yes

-
Display features

-

HDR10+, Dolby Vision, 600 nits (typ), 900 nits (peak)
Cover display

-

AMOLED
Cover display physical size

-

6.52 inches
Cover display resolution

-

840 x 2520 pixels
Cover display features

-

90Hz, HDR10+, Dolby Vision, 650 nits (typ), 900 nits (peak)

Main camera
Camera type

Single

Triple
Main camera

5 MP

108 MP, (wide) , f/1.8 , 80 mm, 1/1.52" , 0.7 µm
(telephoto/macro) , 8 MP, 3x optical zoom
123 , (ultrawide) , 13 MP, f/2.4 , 1.12 µm
Primary camera resolution

2592 x 1944 pixels

-
Primary camera video

720p@30fps

8K@24/30fps, 4K@30/60fps, 1080p@30/60fps, gyro-EIS
Primary camera flash

LED flash

dual LED flash
Camera features

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

Autofocus, continuous autofocus, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, face unlock, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, laser autofocus, stagger HDR, AI 2.0, night mode 2.0

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, 802.11ax
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

Type-C
USB On-The-Go

Yes

-
Bluetooth

v4.0

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth EDR

Yes

-
Infrared

-

Yes
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with dual-band A-GPS
GLONASS

-

Yes
GALILEO

-

Yes
BDS

-

Yes
QZSS

-

Yes
NavIC

-

Yes