Compare models
Model

Compare DEXP B450 and alcatel Flash (2017)

DEXP B450 vs alcatel Flash (2017)

DEXP B450

alcatel Flash (2017)

alcatel Flash (2017)

DEXP B450

alcatel Flash (2017)

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), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 39(1900), 40(2300), 41(2500)
HSDPA speed

21 Mbps

-
HSUPA speed

5.76 Mbps

-
HSPA speed

-

HSPA
LTE speed

-

LTE
GPRS

Yes

Yes
EDGE

Yes

Yes

Availability
Oficially announced

2018-11

2017-4
Status

2018-11

2017-5

Design
Build

Plastic

-
SIM

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

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

145.6 mm

152.6 mm
Width

72.1 mm

75.4 mm
Thickness

9 mm

8.7 mm
Weight

148 g

155 g
Colors

Black, Gold

Titanium Grey

Display
Display type

IPS

IPS LCD capacitive touchscreen
Physical size

5 inches

5.5 inches
Resolution

480 x 854 pixels

1080 x 1920 pixels
Pixel density

196 ppi

401 ppi
Display colors

16777216

16777216
Protection

-

Asahi Dragontrail Glass, oleophobic coating
Multitouch

Yes

Yes

Hardware
CPU

-

Deca-core
CPU

Quad-core 1.3 GHz Cortex-A7

Dual-core 2.3 GHz Cortex-A72
CPU(second)

quad-core 1.9 GHz Cortex-A53
CPU(third)

Quad-core 1.4 GHz Cortex-A53
Chipset

Mediatek MT6580M

Mediatek MT6797 Helio X20
GPU

Mali-400 MP2

Mali-T880MP4
Memory RAM

1 GB

3 GB
Internal storage

8 GB

32 GB
Memory card

microSD, microSDHC, microSDXC

microSD
Memory card max

32 GB

256 GB

OS
OS

Android 8.1 Oreo

Android OS, v6.0 (Marshmallow)

Main camera
Camera type

-

Dual
Main camera

5 MP

13 MP, f/2.0
13 MP
Primary camera resolution

2592 x 1944 pixels

-
Primary camera video

720p@30fps

2160p@30fps, 1080p@60fps
Primary camera Autofocus

-

phase detection autofocus
Primary camera flash

LED

dual-LED (dual tone) flash
Camera features

Continuous shooting, digital zoom, geotagging, panorama, HDR, white balance settings, ISO settings, exposure compensation, self-timer, scene mode

1.12 µm pixel size, 1/3" sensor size, face detection, geo-tagging, panorama, touch focus

Selfie camera
Flash

-

dual-LED (dual tone) flash
Selfie camera type

-

Dual
Selfie camera

2 MP

8 MP, f/2.0
5 MP
Selfie camera resolution

1600 x 1200 pixels

-
Secondary camera autofocus

-

autofocus
Selfie camera video

480p@30fps MP

-

Sound
3.5mm jack

Yes

Yes
Loudspeaker

Yes

Yes
Notifications

-

Vibration; MP3, WAV ringtones
Earpiece

Yes

-

Multimedia
Radio

FM Radio

-
Radio FM

-

FM radio

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

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

Yes

Yes
WLAN WiFi Direct

-

Yes
USB

microUSB 2.0

Type-C 1.0 reversible connector
USB On-The-Go

-

Yes
Bluetooth

v4.0

v4.1
Bluetooth A2DP

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes
BDS

-

Yes

Features
Messaging SMS

-

SMS(threaded view)
Messaging MMS

-

MMS
Messaging Email

-

Email
Messaging IM

-

IM
Java

-

No
Sensors

Accelerometer

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

Browser
HTML

HTML5

HTML5

Battery
Battery type

Li-Ion

Li-Ion
Battery capacity

2000 mAh

3100 mAh
Battery removable

Removable

Non-removable
Talk time 3G

-

20 h
Standby time 3G

-

466 h

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