Elephone A4 vs Microsoft Surface Duo

Elephone A4

Microsoft Surface Duo

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1900, 2100

HSDPA 850, 900, 1900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 18(800), 39(1900); LTE-TDD 2300, 2600 MHz

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

-

42.2 Mbps
HSUPA speed

-

5.76 Mbps
LTE speed

LTE, Cat4, 150 Mbps download, 51 Mbps upload

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

Yes

Yes
EDGE

Yes

Yes

Design
Build

Metal, plastic

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

Dual SIM (Nano-SIM/Nano-SIM(microSD))

Nano-SIM, eSIM
Height

-

145.2 mm
Width

-

93.3 mm
Thickness

-

9.9 mm
Height unfolded

-

186.9 mm
Width unfolded

-

145.2 mm
Thickness unfolded

-

4.8 mm
Weight

-

250 g
Stylus

-

Yes
Colors

Gold, Gray, Red

White

Main camera
Camera type

-

Single
Main camera

8 MP

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

3264 x 2448 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

-

Connectivity
WLAN

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

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
USB

microUSB 2.0

Type-C reversible connector
USB On-The-Go

Yes

-
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