Alcatel Idol 4 vs Elephone U2

Alcatel Idol 4

Elephone U2

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

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

HSDPA 850, 900, 2100
4G network

LTE band 1(2100), 3(1800), 7(2600), 8(900), 20(800), 28(700), 38(2600), 40(2300); LTE band 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 12(700), 13(700), 17(700), 27(800), 28(700)

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800)
HSDPA speed

42.2 Mbps

-
HSUPA speed

5.76 Mbps

-
LTE speed

LTE, Cat6, 300 Mbps download, 50 Mbps upload

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

Yes

Yes
EDGE

Yes

Yes

Main camera
Camera type

-

Triple
Main camera

13 MP, f/2.0

12 MP
5 MP
2 MP
Primary camera resolution

-

4032 x 3024 pixels
Primary camera video

1080p@30fps

1080p@30fps
Primary camera Autofocus

phase detection autofocus

-
Primary camera flash

dual-LED (dual tone) flash

dual-LED flash
Camera features

Geo-tagging, HDR, face detection, panorama, touch focus

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, 802.11ac

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
Wi-Fi display

-

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

microUSB 2.0

Type-C reversible connector
USB On-The-Go

-

Yes
USB host

Yes

-
Bluetooth

v4.2

v4.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes

Features
Messaging SMS

SMS(threaded view)

-
Messaging MMS

MMS

-
Messaging Email

Email

-
Messaging IM

IM

-
Messaging Push Email

Push Email

-
Java

No

-
Sensors

Accelerometer, compass, gyro, proximity

Accelerometer, compass, fingerprint, gyroscope, heart rate, light, proximity