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Alcatel Dawn vs Samsung Galaxy J7 (2017) AT&T vs Google Pixel 5a

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

Comparison mode:

Display

Size:

4.5 inches
5.5 inches
6.3 inches

Resolution:

854 x 480 pixels, 218 PPI
1280 x 720 pixels, 267 PPI
2400 x 1080 pixels, 20:9 ratio, 415 PPI

Technology:

TFT
TFT
OLED

Screen-to-body:

64.97 %
72.05 %
84.93 %

Touchscreen:

Capacitive, Multi-touch

Features:

Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 4), Ambient light sensor, Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 210 8909
Samsung Exynos 7 Octa 7870
Qualcomm Snapdragon 765G SM7250-AB

Processor:

Quad-core, 1100 MHz, ARM Cortex-A7
Octa-core, 1600 MHz, ARM Cortex-A53, 64-bit, 14 nm
Octa-core, 2400 MHz, Kryo 475 Prime, 64-bit, 7 nm

GPU:

Adreno 304
Mali-T830 MP1
Adreno 620

RAM:

1GB
2GB LPDDR3
6GB

Internal storage:

8GB
16GB
128GB

Storage expansion:

microSDXC up to 128 GB
microSDXC up to 256 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (6.0 Marshmallow)
Android (7.0 Nougat)
Android (11)

Battery

Capacity:

1780 mAh
3300 mAh
4680 mAh

Type:

Li - Ion, User replaceable
Li - Ion, User replaceable

Charging:

Fast charging

Max charge speed:

Wired: 18.0W

Camera

Rear:

Single camera
Single camera
Dual camera

Main camera:

5 MP
8 MP (Autofocus, CMOS image sensor)
12.2 MP (PDAF)

Specifications:

Aperture size: F1.7; Focal length: 27 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Second camera:

16 MP (Ultra-wide)

Specifications:

Aperture size: F2.2

Video recording:

1280x720 (HD) (30 fps)
1920x1080 (Full HD) (60 fps)
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps)

Features:

Video calling, Video sharing
Video calling, Video sharing

Front:

2 MP
5 MP
8 MP

Video capture:

1920x1080 (Full HD)

Design

Dimensions:

5.20 x 2.56 x 0.39 inches (132.2 x 65.1 x 10.01 mm)
5.96 x 3.01 x 0.34 inches (151.5 x 76.4 x 8.6 mm)
6.15 x 2.88 x 0.35 inches (156.2 x 73.2 x 8.8 mm)

Weight:

4.80 oz (136.0 g)
5.6 oz (159.0 g)
6.46 oz (183.0 g)

Materials:

Back: Plastic; Frame: Metal

Resistance:

Water, Dust; IP67

Biometrics:

Fingerprint (touch)

Features:

Touch sensitive control keys, Soft keys

Keys:

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

Colors:

Black
Mostly Black

Cellular

5G:

n1, n2, n5, n12, n25, n28, n41, n66, n71, n77, n78, Sub-6

LTE (FDD):

Bands 25(1900+), 26(850+)
Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 30(2300 WCS), 32(1500 L-band), 66(AWS-3), 71(600)

LTE (TDD):

Bands 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 42(3500), 46, 48(3600)

UMTS:

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

Data Speed:

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

SIM type:

Nano SIM
Nano SIM, eSIM

HD Voice:

Yes

VoLTE:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Multiple speakers

Features:

Album art cover, Background playback
Album art cover, Background playback
aptX, aptX-HD

Screen mirroring:

Wireless screen share
Wireless screen share

Radio:

FM
FM

Additional microphone(s):

for Noise cancellation

Connectivity & Features

Bluetooth:

4.1
4.1, EDR
5.0

Wi-Fi:

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

Features:

Mass storage device, Charging
Mass storage device, Charging
Charging, Mass storage device

Location:

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

Sensors:

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

Other:

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

Hearing aid compatible:

M3, T4
M3, T3
M3, T4

Phone features

Notifications:

Haptic feedback

Other features:

Voice dialing, Voice commands, Voice recording

Regulatory Approval

FCC approval:

Date approved:

Mar 17, 2017

FCC ID value:

A3LSMJ727A

Measured SAR:

Head:

0.62 W/kg

Body:

0.57 W/kg

Simultaneous Transmission:

1.25 W/kg

Wireless Router:

0.75 W/kg

Phablet:

3.97 W/kg

Buyers information

Price:

$ 240
$ 449

Availability

Officially announced:

Jul 09, 2016
FCC OKs Cingular\'s purchase of AT&T Wireless