BLU G91 Max vs General Mobile GM 20

BLU G91 Max

General Mobile GM 20

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

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

HSDPA 900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 28, 38

LTE frequency band 1, 3, 7, 8, 20, 38, 40
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE, Cat4, 150 Mbps download, 51 Mbps upload

LTE, Cat4, 150 Mbps download, 102 Mbps upload
GPRS

No

Yes
EDGE

Yes

Yes

Main camera
Camera type

Quad

Triple
Main camera

(wide) , 108 MP, f/1.8 , 1/1.52" , 0.7 µm, 30x digital zoom

13 MP, f/1.8
(ultrawide) , 5 MP, f/2.2 , 115˚

5 MP
(macro) , 2 MP, f/2.4

2 MP
(depth) , 2 MP, f/2.4
Primary camera resolution

12000 x 9000 pixels

4160 x 3120 pixels
Primary camera video

4K@30fps, 1080p@30fps

1080p@30fps
Primary camera flash

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, night mode

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

Connectivity
WLAN

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

Wi-Fi 802.11b, 802.11g, 802.11n
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

Yes

-
Bluetooth

v4.1

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

LE

-
NFC

No

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes
GALILEO

-

Yes
Beidou

-

BeiDou