Oppo Reno Ace vs UMIDIGI Bison

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100

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

LTE frequency band 1(2100), 3(1800), 5(850), 8(900), 38(2600), 39(1900), 40(2300), 41(2500)

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

-

42.2 Mbps
HSUPA speed

-

5.76 Mbps
EV-DO speed

3.1 Mbps download, 1.8 Mbps upload

-
LTE speed

LTE Cat15, 798 Mbps download, 226 Mbps upload

LTE, Cat6, 301 Mbps download, 51 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Aluminium alloy, glass

Metal, polycarbonate, TPU
SIM

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

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

161 mm

162.5 mm
Width

75.7 mm

79.9 mm
Thickness

8.7 mm

12.8 mm
Weight

200 g

250 g
Waterproof

-

IP68/IP69K
Dust proof

-

IP68/IP69K
MIL-STD-810G

-

Yes
Colors

Purple, Blue

Orange, Yellow

Display
Display type

AMOLED capacitive touchscreen

IPS LCD
Physical size

6.5 inches

6.3 inches
Resolution

1080 x 2400 pixels

1080 x 2340 pixels
Pixel density

405 ppi

409 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 6

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

Yes

-
Display features

HDR, DCI-P3 100%

-

Main camera
Camera type

Quad

Quad
Main camera

48 MP, f/1.7 , 1/2.0" , 0.8 µm, 2x optical zoom

48 MP, f/1.79 , 1/2" , 0.8 µm
13 MP, f/2.4 , 1/3.4" , 1.0 µm

16 MP, 120˚
8 MP, f/2.2 , 1/3.2" , 1.4 µm

5 MP
2 MP, f/2.4 , 1/5" , 1.75 µm

5 MP, 25 mm
Primary camera resolution

8000 x 6000 pixels

8000 x 6000 pixels
Primary camera video

2160p@30/60fps, 1080p@30/60/120fps (gyro-EIS); video rec. only with main camera

1080p@30fps
Primary camera flash

LED flash

dual-LED flash
Camera features

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

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

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 1.0 reversible connector

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v4.2
Bluetooth A2DP

Yes

Yes
bluetooth HID

-

Yes
bluetooth LE

Yes

-
Bluetooth EDR

Yes

-
NFC

Yes

No
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
Beidou

Yes

-

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, light, proximity

Altimeter, accelerometer, barometer, compass, fingerprint, geomagnetic, gyroscope, light, magnetometer, pedometer, proximity