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Samsung Galaxy J7 Duo vs Alcatel 1S (2021) Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

Comparison mode:
Specs Size
Differences only
Samsung Galaxy J7 Duo
Alcatel 1S (2021)
Samsung Galaxy J7 Duo Alcatel 1S (2021)
3000 mAh
4000 mAh
5.5-inch · 1280x720px
6.5-inch · 1600x720px
Dual camera
Triple camera
4GB · 32GB
3GB · 32GB
Released · Mar 21, 2021
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Availability

Officially announced
Jan 11, 2021
Prices (MSRP)
€109

Design

Dimensions
6.04 x 3.04 x 0.32 inches
153.5 x 77.2 x 8.2 mm 		6.52 x 2.98 x 0.35 inches
165.6 x 75.6 x 8.8 mm
Weight
6.14 oz / 174.0 g 6.70 oz / 190.0 g
Materials
Back: Plastic Back: Plastic
Frame: Plastic
Biometrics
2D Face unlock, Fingerprint (touch) 2D Face unlock, Fingerprint (touch)
Features
Touch sensitive control keys
Keys
Left: Volume control; Right: Lock/Unlock key Left: Lock/Unlock key; Right: Volume control
Colors
Black, Gold Elegant Black, Twilight Blue

Display

Size
5.5-inch, 70.40% screen-to-body 6.5-inch, 88.45% screen-to-body
Type
Super AMOLED IPS LCD
Resolution
1280x720px, 16:9 ratio, 267 PPI 1600x720px, 20:9 ratio, 269 PPI
Colors
16 777 216
Protection
Corning Gorilla Glass

Hardware

System chip
Samsung Exynos 7 Octa 7884 (14 nm) Mediatek Helio P22 MTK6762D (12 nm)
Processor
Octa-core
1600 MHz
ARM Cortex-A53 		Octa-core
1800 MHz
Cortex-A53
GPU
ARM Mali-G71 PowerVR GE8320
Memory
4GB/32GB 3GB/32GB (eMMC 5.1)
Storage expansion
microSDXC up to 256 GB microSDXC up to 512 GB
OS
Android (8.0 Oreo) Android (11)

Battery

Type
3000 mAh 4000 mAh, Li - Polymer
Charge speed
Wired: 10.0W

Camera

Rear
Dual camera Triple camera
Main camera
13 MP (PDAF)
Aperture size: F1.9
Focal length: 27 mm
Sensor size: 1/3.06"
Pixel size: 1.12 μm 		13 MP (PDAF)
Aperture size: F2.0
Focal length: 27 mm
Sensor size: 1/3.06"
Pixel size: 1.12 μm
Second camera
5 MP (Depth information)
Aperture size: F1.9
Focal Length: 24 mm
Sensor size: 1/5"
Pixel size: 1.12 μm 		2 MP (Macro)
Aperture size: F2.4
Sensor size: 1/5"
Pixel size: 1.12 μm
Third camera
2 MP (Depth information)
Aperture size: F2.4
Sensor size: 1/5"
Pixel size: 1.65 μm
Flash
LED LED
Video recording
1080p (30 fps)
Video calling, Video sharing 		1080p (30 fps)
EIS
Front
8 MP (Flash)
Video capture: 1080p 		5 MP (HDR)
Video capture: 1080p

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
a,b,g,n,ac,dual-band
Hotspot, Wi-Fi Direct
802.11 a, b, g, n, ac 		b,g,n
Wi-Fi Direct, Hotspot
802.11 b, g, n
USB
microUSB, USB 2.0 microUSB, USB 2.0
Sensors
Accelerometer, Ambient light sensor, Proximity sensor Accelerometer, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, BeiDou GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
VoIP, Tethering, Computer sync, OTA sync

Multimedia

Headphones
3.5mm jack 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Loudspeaker
Features
Album art cover, Background playback
Screen mirroring
Wireless screen share Wireless screen share
Radio
FM FM
Additional microphone(s)
Noise cancellation

Cellular

LTE Bands
1, 3, 5, 7, 8, 20 1, 3, 5, 7, 8, 20, 28
TDD Bands
38, 40, 41 38, 40, 41
3G Bands
5, 8, 2, 1 1, 2, 5, 8
Data Speed
LTE, HSPA, HSUPA, UMTS LTE Cat 4 (150/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes Yes
SIM type
Micro SIM Nano SIM

Phone Features

Notifications
Haptic feedback, Music ringtones, Vibration
Other features
Voice dialing, Voice commands, Voice recording

Regulatory Approval

FCC approval
Date approved: Feb 21, 2021
FCC ID value: 2ACCJB147
Measured SAR
Head: 0.48 W/kg Head: 0.35 W/kg
Body: 0.55 W/kg
Simultaneous Transmission: 1.43 W/kg
Wireless Router: 1.38 W/kg
FCC OKs Cingular\'s purchase of AT&T Wireless