UMIDIGI Bison 2 vs vivo X Fold+

Network
2G network

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

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

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

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
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, 12, 17, 18, 19, 20, 25, 26, 28, 32, 66
5G network

-

5G band 1, 2, 3, 5, 7, 8, 12, 20, 28, 66, 38, 40, 41, 77, 78, 79 SA/NSA
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

Display
Display type

IPS TFT

Foldable LTPO AMOLED
Physical size

6.5 inches

8.03 inches
Resolution

1080 x 2400 pixels

1916 x 2160 pixels
Pixel density

405 ppi

360 ppi
Display colors

16777216

16777216
Protection

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

Scratch resistant
Display features

-

120Hz, HDR10+
Cover display

-

AMOLED
Cover display physical size

-

6.53 inches
Cover display resolution

-

1080 x 2520 pixels

Main camera
Camera type

Triple

Quad
Main camera

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

(wide) , 50 MP, f/1.8 , 1/1.57" , 1.0 µm
(ultrawide) , 16 MP, f/2.2 , 117˚

(periscope telephoto) , 8 MP, f/3.4 , 125 mm, 5x optical zoom
88˚ , (macro) , 5 MP, f/2.4

(telephoto) , 12 MP, f/2.0 , 47 mm, 2x optical zoom
(ultrawide) , 48 MP, f/2.2 , 114˚ , 14 mm
Primary camera resolution

8000 x 6000 pixels

8192 x 6144 pixels
Primary camera video

2160p@30fps

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

-

Zeiss optics
Primary camera flash

dual-LED flash

dual-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 autofocus, continuous shooting, 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

Selfie camera
Selfie camera type

Single

Single
Selfie camera

24 MP, f/2.0

16 MP, f/2.5 , (wide)
Selfie camera resolution

-

4608 x 3456 pixels
Selfie camera features

Face unlock

Digital image stabilization, face detection, face unlock, HDR
Selfie camera video

1080p@30fps

1080p@30fps

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, 802.11ax
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 3.2
USB On-The-Go

Yes

Yes
Bluetooth

v4.2

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth HID

Yes

-
bluetooth LE

-

Yes
Bluetooth AptX

-

aptX HD
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

-

Yes
QZSS

-

Yes
NavIC

-

Yes

Features
Sensors

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

Accelerometer, barometer, compass, fingerprint, gyroscope, proximity