Realme 3 Pro vs alcatel 3x

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 5(850), 8(900), 38(2600), 40(2300), 41(2500)

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 28(700)
HSDPA speed

-

42.2 Mbps
HSUPA speed

-

11.5 Mbps
LTE speed

LTE Cat12, 603 Mbps download, 102 Mbps upload

LTE, Cat4, 150 Mbps download, 50 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Front glass, plastic body

Plastic, metal
SIM

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

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

156.8 mm

153.5 mm
Width

74.2 mm

71.6 mm
Thickness

8.3 mm

8.5 mm
Weight

172 g

144 g
Colors

Blue, Purple, Gray

Metallic Black, Metallic Blue, Metallic Gold, Spectrum Black, Spectrum Blue, Spectrum Gold

Display
Display type

IPS capacitive touchscreen

IPS LCD capacitive touchscreen
Physical size

6.3 inches

5.7 inches
Resolution

1080 x 2340 pixels

720 x 1440 pixels
Pixel density

409 ppi

282 ppi
Display colors

16777216

16777216
Protection

2.5D curved glass screen, Scratch resistant, Corning Gorilla Glass 5, LTPS (Low Temperature PolySilicon)

-
Multitouch

Yes

Yes

Main camera
Camera type

Dual

Dual
Main camera

16 MP, f/1.7 , 1/2.6" , 1.22 µm

13 MP, f/2.0 , 1/3" , 1.12 µm
5 MP, f/2.4

5 MP, f/2.2 , 1/5" , 1.12 µm
Primary camera resolution

4608 x 3456 pixels

4160 x 3120 pixels
Primary camera video

2160p@30fps, 1080p@30/120fps, 720p@960fps

1080p@30fps
Primary camera Autofocus

-

autofocus
Primary camera flash

LED flash

dual-LED dual-tone 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

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

Connectivity
WLAN

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

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

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

-
USB

microUSB 2.0

microUSB 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v4.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth EDR

Yes

-
NFC

-

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 Mail

-

Push Mail
Sensors

Accelerometer, compass, gyroscope, proximity, light, fingerprint

Fingerprint (rear-mounted), accelerometer, compass, proximity