General Mobile GM 8 vs Microsoft Surface Duo

General Mobile GM 8

Microsoft Surface Duo

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 900, 2100

HSDPA 850, 900, 1900, 2100
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, 13, 14, 19 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 66
HSDPA speed

42 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE Cat7, 301.5 Mbps download, 102 Mbps upload

LTE-A (CA) Cat18, 1200 Mbps download, 100 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

IPS capacitive touchscreen

AMOLED capacitive touchscreen
Physical size

5.7 inches

8.1 inches
Resolution

720 x 1440 pixels

1800 x 2700 pixels
Pixel density

282 ppi

401 ppi
Display colors

16777216

16777216
Protection

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

Corning Gorilla Glass 5
Multitouch

Yes

-
Cover display

-

AMOLED capacitive touchscreen
Cover display physical size

-

5.6 inches
Cover display resolution

-

1350 x 1800 pixels

Main camera
Camera type

Single

Single
Main camera

13 MP, f/2

11 MP, f/2.0 , 23 mm, 1.0 µm
Primary camera resolution

4160 x 3120 pixels

-
Primary camera video

1080p@30fps

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

dual 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

-

Connectivity
WLAN

Wi-Fi 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
WLAN WiFi Dual Band

Yes

Yes
USB

microUSB 2.0

Type-C reversible connector
Bluetooth

v4.2

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
Bluetooth AptX

-

aptX Adaptive
GPS

Yes, with A-GPS

Yes, with A-GPS