UMIDIGI Bison 2 Pro vs Xiaomi Redmi 9

UMIDIGI Bison 2 Pro

Xiaomi Redmi 9

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800, 1900

GSM 850, 900, 1800, 1900
3G network

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

HSDPA 850, 900, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 66

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
HSDPA speed

21.1 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE, 301 Mbps download, 151 Mbps upload

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Metal, polycarbonate, TPU

Glass front (Gorilla Glass 3), plastic back, plastic frame
SIM

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

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

172.07 mm

163.3 mm
Width

83.82 mm

77 mm
Thickness

12.9 mm

9.1 mm
Weight

280 g

198 g
Waterproof

IP68/IP69K

-
Dust proof

IP68/IP69K

-
MIL-STD-810G

Yes

-
Colors

Orange, Yellow

Blue/Pink, Gray, Green, Purple

Display
Display type

IPS TFT

IPS LCD capacitive touchscreen
Physical size

6.5 inches

6.53 inches
Resolution

1080 x 2400 pixels

1080 x 2340 pixels
Pixel density

405 ppi

395 ppi
Display colors

16777216

16777216
Protection

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

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 3

Main camera
Camera type

Triple

Quad
Main camera

(standard) , 48 MP, f/1.8 , 1/2" , 0.8 µm

13 MP, f/2.2 , 1/3.1" , 1.12 µm, 28 mm
(ultrawide) , 16 MP, f/2.2 , 117˚

8 MP, f/2.2 , 1/4.0" , 1.12 µm
88˚ , (macro) , 5 MP, f/2.4

5 MP, f/2.4
2 MP, f/2.4
Primary camera resolution

8000 x 6000 pixels

4160 x 3120 pixels
Primary camera video

2160p@30fps

1080p@30fps
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, 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

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, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

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

-
bluetooth LE

-

Yes
Infrared

-

Yes
NFC

Yes

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

-
Beidou

-

Yes

Features
Sensors

Altimeter, accelerometer, barometer, compass, fingerprint, geomagnetic, gyroscope, IR thermometer 2.0, magnetometer, pedometer, proximity

Accelerometer, compass, fingerprint, proximity