Asus ROG Phone 3 ZS661KS vs UMIDIGI Bison 2 Pro

Asus ROG Phone 3 ZS661KS

UMIDIGI Bison 2 Pro

Network
2G network

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

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

HSDPA 800, 850, 900, 1700(AWS), 1800, 1900, 2100 - A version; HSDPA 850, 900, 1700(AWS), 1900, 2100 - B version

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, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 42, 48, 66, 71 - A version; LTE frequency band 1, 2, 3, 4, 5, 7, 8, 20, 28, 34, 38, 39, 40, 41 - B version

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

5G band 1, 2, 3, 5, 28, 41, 66, 71, 77, 78, 79; SA/NSA - A version; 5G band 41, 77, 78, 79 SA/NSA - B version

-
HSDPA speed

42.2 Mbps

21.1 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A, (6CA) Cat20, 2000 Mbps download, 150 Mbps upload

LTE, 301 Mbps download, 151 Mbps upload
5G speed

4.4 Gbps download

-
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front (Gorilla Glass 6), glass back (Gorilla Glass 3), aluminum frame

Metal, polycarbonate, TPU
SIM

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

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

171 mm

172.07 mm
Width

78 mm

83.82 mm
Thickness

9.9 mm

12.9 mm
Weight

240 g

280 g
Waterproof

-

IP68/IP69K
Dust proof

-

IP68/IP69K
MIL-STD-810G

-

Yes
Build features

RGB light panel (on the back), Pressure sensitive zones (Gaming triggers)

-
Colors

Black

Orange, Yellow

Display
Display type

AMOLED capacitive touchscreen

IPS TFT
Physical size

6.59 inches

6.5 inches
Resolution

1080 x 2340 pixels

1080 x 2400 pixels
Pixel density

391 ppi

405 ppi
Display colors

1073741824

16777216
Protection

Corning Gorilla Glass 6

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

HDR10+, 144Hz refresh rate, 650 nits max. brightness

-
DxOMark display score

70

-

Main camera
Camera type

Triple

Triple
Main camera

64 MP, f/1.8 , 26 mm, 1/1.72" , 0.8 µm

48 MP, f/1.8 , 1/2" , 0.8 µm, (standard)
13 MP, f/2.4 , 11 mm

16 MP, f/2.2 , (ultrawide) , 117˚
5 MP, f/2.0

5 MP, f/2.4 , 88˚ , (macro)
Primary camera resolution

-

8000 x 6000 pixels
Primary camera video

8K@30fps, 4K@30/60/120fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS

2160p@30fps
Primary camera flash

LED flash

dual-LED flash
Camera features

HDR, Panorama

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

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ad

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

Yes

Yes
WLAN WiFi Direct

Yes

Yes
Wi-Fi display

Yes

-
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 3.1 (side), Type-C 2.0 (bottom)

Type-C 2.0
USB connector

Accessory connector

-
USB On-The-Go

-

Yes
Bluetooth

v5.1

v4.2
Bluetooth A2DP

Yes

Yes
bluetooth HID

-

Yes
bluetooth LE

Yes

-
Bluetooth AptX

aptX HD, aptX Adaptive

-
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

-
QZSS

Yes

-
GNSS

Yes

-

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, proximity

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