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Alcatel 3 vs Huawei Y7 (2019) vs Samsung Galaxy A7 (2017)

Compare phone and tablet specifications of up to three devices at once.

Comparison mode:

Display

Size:

5.5 inches
6.3 inches
5.7 inches

Resolution:

1440 x 720 pixels, 293 PPI
1520 x 720 pixels, 19:9 ratio, 269 PPI
1920 x 1080 pixels, 386 PPI

Technology:

IPS LCD
IPS LCD
Super AMOLED

Screen-to-body:

77.11 %
79.93 %
73.78 %

Colors:

16 777 216

Touchscreen:

Capacitive, Multi-touch

Features:

Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 4), Ambient light sensor, Proximity sensor

Hardware

System chip:

MediaTek MT6739
Qualcomm Snapdragon 450 SDM450
Samsung Exynos 7 Octa 7880

Processor:

Quad-core, 1300 MHz, ARM Cortex-A53, 64-bit, 28 nm
Octa-core, 1800 MHz, ARM Cortex-A53, 64-bit, 14 nm
Octa-core, 1900 MHz, ARM Cortex-A53, 64-bit, 14 nm

GPU:

PowerVR GE810
Adreno 506
Mali-T830 MP3

RAM:

2GB
3GB LPDDR3
3GB LPDDR3

Internal storage:

16GB, available to use: 10.5 GB
32GB
32GB, available to use: 23 GB

Storage expansion:

microSDXC up to 128 GB
microSDXC up to 1000 GB
microSDXC up to 256 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (8.0 Oreo)
Android (8.1 Oreo)
Android (8.0 Oreo, 7.0 Nougat, 6.0 Marshmallow)

Battery

Capacity:

3000 mAh
4000 mAh
3600 mAh

Type:

Not user replaceable
Li - Ion, Not user replaceable
Li - Ion, Not user replaceable

Charging:

Fast charging
Fast charging

Camera

Rear:

Single camera
Dual camera
Single camera

Main camera:

13 MP (PDAF)
13 MP (PDAF)
16 MP (Autofocus, CMOS image sensor)

Specifications:

Aperture size: F2.0; Sensor size: 1/3"; Pixel size: 1.12 μm
Aperture size: F1.8
Aperture size: F1.9

Second camera:

2 MP (Depth information)

Video recording:

1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)

Features:

Video calling, Video sharing
Video calling, Video sharing

Front:

5 MP (Wide Angle, Flash)
8 MP (HDR)
16 MP

Video capture:

1280x720 (HD) (30 fps)

Design

Dimensions:

5.79 x 2.71 x 0.33 inches (147.1 x 68.8 x 8.5 mm)
6.26 x 3.03 x 0.32 inches (158.9 x 76.9 x 8.1 mm)
6.17 x 3.06 x 0.31 inches (156.8 x 77.6 x 7.9 mm)

Weight:

5.11 oz (145.0 g)
5.93 oz (168.0 g)
6.56 oz (186.0 g)

Materials:

Back: Glass (Corning Gorilla Glass 4); Frame: Aluminum

Resistance:

Water, Dust; IP68

Biometrics:

2D Face unlock, Fingerprint (touch)
Fingerprint (touch)
Fingerprint (touch)

Features:

Touch sensitive control keys

Keys:

Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key
Left: Volume control; Right: Lock/Unlock key

Colors:

Black, Gold, Blue
Aurora blue, Midnight black, Coral red
Black sky, Gold sand, Blue mist, Peach cloud

Cellular

LTE (FDD):

Bands 1(2100), 3(1800), 7(2600), 8(900), 20(800 DD)
Bands 1(2100), 3(1800), 7(2600), 8(900), 20(800 DD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 17(700 b), 20(800 DD), 28(700 APT)

LTE (TDD):

Bands 38(2600), 40(2300), 41(2600+)

UMTS:

Bands 5(850), 8(900), 2(1900), 1(2100)
Bands 5(850), 8(900), 2(1900), 1(2100)
Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)

Data Speed:

LTE Cat 4 (150/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 11 Mbit/s
LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Cat 6 (300/50 Mbit/s), HSPA

Dual SIM:

Shared with microSD
Yes

SIM type:

Nano SIM
Nano SIM
Nano SIM

HD Voice:

Yes

VoLTE:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features:

Album art cover, Background playback
Album art cover, Background playback

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM
FM
FM

Additional microphone(s):

for Noise cancellation

Connectivity & Features

Bluetooth:

4.2
4.2
4.2

Wi-Fi:

802.11 b, g, n; Hotspot, Wi-Fi Direct
802.11 b, g, n; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot

USB:

microUSB, USB 2.0
microUSB, USB 2.0
Type-C (reversible), USB 2.0

Features:

Mass storage device, Charging
Charging
Charging, Mass storage device

Location:

GPS, A-GPS
GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, BeiDou

Sensors:

Accelerometer, Compass
Accelerometer, Compass
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer

Other:

NFC, UMA (Wi-Fi Calling), VoIP, Tethering, Computer sync, OTA sync
NFC, ANT+, Tethering, Computer sync, OTA sync

Phone features

Notifications:

Haptic feedback, Music ringtones, Vibration, Flight mode, Silent mode, Speakerphone

Other features:

Voice dialing, Voice commands, Voice recording

Regulatory Approval

FCC approval:

Date approved:

Dec 01, 2016

FCC ID value:

A3LSMA720F

Measured SAR:

Head:

0.24 W/kg

Body:

0.71 W/kg

Simultaneous Transmission:

3.78 W/kg

Wireless Router:

1.08 W/kg

Availability

Officially announced:

Feb 24, 2018
Jan 02, 2017
FCC OKs Cingular\'s purchase of AT&T Wireless