General Mobile GM 9 Pro vs Oppo Ace2

General Mobile GM 9 Pro

Oppo Ace2

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800, 1900 & TD-SCDMA
3G network

HSDPA 850, 900, 1900, 2100

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
4G network

LTE frequency band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 18(800), 38(2600), 40(2300)

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 34, 38, 39, 40, 41 - China
5G network

-

5G band 1, 3, 41, 78, 79 SA/NSA - China
HSDPA speed

42 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
EV-DO speed

-

3.1 Mbps download, 1.8 Mbps upload
LTE speed

LTE Cat7, 301.5 Mbps download, 102 Mbps upload

LTE Cat 20
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Metal, glass

Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame
SIM

Dual SIM (Nano-SIM/microSD)

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

159 mm

160 mm
Width

75.8 mm

75.4 mm
Thickness

7.9 mm

8.6 mm
Weight

175 g

186 g
Colors

Gray, Gold, Silver

Grey, Purple, Silver

Display
Display type

AMOLED capacitive touchscreen

AMOLED capacitive touchscreen
Physical size

6.01 inches

6.55 inches
Resolution

1080 x 2160 pixels

1080 x 2400 pixels
Pixel density

402 ppi

402 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, Corning Gorilla Glass 5, Oleophobic (lipophobic) coating

2.5D curved glass screen, Scratch resistant, Corning Gorilla Glass 5
Multitouch

Yes

-
Display features

-

500 nits typ. brightness, HDR10+, 90Hz refresh rate

Main camera
Camera type

Dual

Quad
Main camera

12 MP, f/1.8 , 25 mm, 1/2.55" , 1.4 µm

48 MP, f/1.7 , 26 mm, 1/2.0" , 0.8 µm
8 MP

8 MP, f/2.2 , 13 mm, 1/4.0" , 1.12 µm
2 MP
2 MP
Primary camera resolution

4032 x 3025 pixels

8000 x 6000 pixels
Primary camera video

2160p@30fps, 720@120fps

4K@30/60fps, 1080p@30/60/240fps; gyro-EIS
Primary camera flash

dual LED flash

LED flash
Camera features

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

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, contrast detection autofocus

Connectivity
WLAN

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

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 reversible connector

Type-C 1.0 reversible connector
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v5.1
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
Beidou

Yes

Yes
QZSS

-

Yes