Alcatel 7 vs Samsung Galaxy A20
Display
Display size
Resolution
Pixel density
Technology
LCD
Super AMOLED
Screen-to-body ratio
76.51 %
84.95 %
Features
Scratch-resistant glass (Dragontrail), Ambient light sensor, Proximity sensor
Proximity sensor
Camera
Rear
Dual camera
Dual camera
Main camera
Hardware Features
Phase detection autofocus
Autofocus
Specifications
Aperture size: F2.2; Focal length: 27 mm; Sensor size: 1/2.8"; Pixel size: 1.25 μm
Aperture size: F1.9; Focal length: 27 mm; Sensor size: 1/3.1"; Pixel size: 1.12 μm
Second camera
2 megapixels
5 megapixels
Hardware Features
Depth information
Ultra-wide
Specifications
Aperture size: F2.4; Sensor size: 1/5"; Pixel size: 1.75 μm
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/5"; Pixel size: 1.12 μm
Flash
Dual LED
LED
Video recording
1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)
Features
Digital image stabilization, Video calling, Video sharing
Video calling, Video sharing
Front
8 megapixels
8 megapixels
Features
Flash
Design
Dimensions
Weight
the average is 6 oz (172 g)
the average is 6 oz (172 g)
Materials
Back: Glass
Back: Plastic
Biometrics
2D Face unlock, Fingerprint (touch)
2D Face unlock, Fingerprint (touch)
Colors
Black
Black, Blue, Red
Multimedia
Headphones
3.5 mm jack
3.5 mm jack
Speakers
Earpiece, Loudspeaker
Earpiece, Loudspeaker
Features
Album art cover, Background playback
Album art cover, Background playback
Screen mirroring
Wireless screen share
Wireless screen share
Radio
FM
Additional microphone(s)
for Noise cancellation
Hardware & Performance
System chip
MediaTek Helio P23 MT6763T
Samsung Exynos 7884
Processor
GPU
Mali-G71MP2
Mali-G71 MP2
RAM
Internal storage
32 GB
32 GB
Available to use
21.7 GB
Storage expansion
microSDXC up to 128 GB
microSDXC up to 512 GB
OS
Android (8.1 Oreo)
Android (9.0 Pie), Samsung One UI
Connectivity & Features
Bluetooth
4.2
5.0
Wi-Fi
802.11 a, b, g, n, dual-band; Wi-Fi Direct
802.11 b, g, n; Hotspot, Wi-Fi Direct
USB
USB Type-C (reversible)
USB Type-C (reversible), USB 2.0
Features
Mass storage device
Mass storage device
Location
GPS, A-GPS
GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Other
UMA (Wi-Fi Calling), Infrared, VoIP, Tethering, Computer sync, OTA sync
VoIP, Tethering, Computer sync, OTA sync
Cellular
LTE (FDD)
Bands 2, 4, 5, 12, 66, 71
Bands 1, 3, 5, 7, 8, 20
LTE (TDD)
Bands 38, 40, 41
UMTS
850, 1700/2100, 1900 MHz
850, 900, 1900, 2100 MHz
Data
Dual SIM
Yes
SIM type
Nano SIM
Nano SIM
VoLTE
Yes
Battery
Capacity
4000 mAh
4000 mAh
Type
Not user replaceable
Not user replaceable
Charging
MediaTek Pump Express
Samsung Adaptive Fast Charging
Talk time (3G)
the average is 23 h (1362 min)
the average is 23 h (1362 min)
Stand-by time (3G)
the average is 25 days (611 h)
Internet use
3G: 12 hours; LTE: 13 hours; Wi-Fi: 13 hours
Music playback
82.00 hours
Video playback
10.50 hours
21.00 hours
Phone features
Notifications
Haptic feedback, Music ringtones, Vibration
Haptic feedback, Music ringtones, Vibration
Other features
Voice dialing, Voice commands, Voice recording, TTY/TDD
Voice dialing, Voice commands, Voice recording
Regulatory Approval
FCC measured SAR
Head
1.03 W/kg
Body
1.10 W/kg
Simultaneous Transmission
1.57 W/kg
Wireless Router
1.18 W/kg
Shopping information
MSRP price
$ 180
$ 250
