Samsung Galaxy A7 (2018) vs Samsung Galaxy A40
Display
Display size
Resolution
Pixel density
Technology
Super AMOLED
Super AMOLED
Screen-to-body ratio
74.55 %
85.73 %
Features
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Camera
Rear
Triple camera
Dual camera
Main camera
Hardware Features
Phase detection autofocus, CMOS image sensor
Phase detection autofocus
Specifications
Aperture size: F1.7; Focal length: 26 mm; Sensor size: 1/2.8"; Pixel size: 0.9 μm
Aperture size: F1.7; Focal length: 27 mm; Sensor size: 1/2.8"; Pixel size: 1.12 μm
Second camera
8 megapixels
5 megapixels
Hardware Features
Ultra-wide, Autofocus, CMOS image sensor, Back-illuminated sensor (BSI)
Ultra-wide
Specifications
Aperture size: F2.4; Focal Length: 18 mm; Sensor size: 1/4"; Pixel size: 1.12 μm
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/5"; Pixel size: 1.12 μm
Third camera
5 megapixels
Hardware Features
Depth information
Specifications
Aperture size: F2.2; Focal Length: 24 mm; Sensor size: 1/5"; Pixel size: 1.12 μm
Video recording
1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)
Features
Hyperlapse, Digital image stabilization, Video calling, Video sharing
Hyperlapse, Video calling, Video sharing
Front
24 megapixels
25 megapixels
Features
Flash
Design
Dimensions
Weight
the average is 6.1 oz (174 g)
the average is 6.1 oz (174 g)
Materials
Back: Glass (Corning Gorilla Glass 3); Frame: Plastic
Back: Plastic
Biometrics
Fingerprint (touch)
2D Face unlock, Fingerprint (touch)
Features
Notification light
Colors
Black, Gold, Pink, Blue
Black, Pink, Blue, White
Multimedia
Headphones
3.5 mm jack
3.5 mm jack
Speakers
Earpiece, Loudspeaker
Earpiece, Loudspeaker
Features
Album art cover, Background playback, Dolby Atmos
Dolby Atmos, Album art cover, Background playback
Screen mirroring
Wireless screen share
Wireless screen share
Radio
FM
FM
Additional microphone(s)
for Noise cancellation
Hardware & Performance
System chip
Samsung Exynos 7 Octa 7885
Samsung Exynos 7 Octa 7885
Processor
GPU
Mali-G71 MP2
Mali-G71 MP2
RAM
Internal storage
128 GB
64 GB
Available to use
49.4 GB
Storage expansion
microSDXC up to 512 GB
microSDXC up to 512 GB
OS
Android (9.0 Pie, 8.0 Oreo), Samsung One UI
Android (9.0 Pie), Samsung One UI
Connectivity & Features
Bluetooth
5.0
5.0
Wi-Fi
802.11 a, b, g, n, ac, dual-band; Hotspot, Wi-Fi Direct
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
USB
microUSB, USB 2.0
USB Type-C (reversible), USB 2.0
Features
Mass storage device
Mass storage device
Location
GPS, A-GPS, Glonass, BeiDou
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Mobile Payment
Samsung Pay
Samsung Pay
Other
NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync
NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync
Cellular
LTE (FDD)
Bands 1, 3, 5, 7, 8, 20
Bands 1, 3, 5, 7, 8, 20
LTE (TDD)
Bands 38, 40, 41
Bands 38, 40, 41
UMTS
850, 900, 1900, 2100 MHz
850, 900, 1900, 2100 MHz
Data
Dual SIM
Yes
SIM type
Nano SIM
Nano SIM
VoLTE
Yes
Battery
Capacity
3300 mAh
3100 mAh
Type
Not user replaceable
Li - Polymer, Not user replaceable
Charging
Samsung Adaptive Fast Charging
Talk time (3G)
the average is 23 h (1387 min)
the average is 23 h (1387 min)
Internet use
3G: 12 hours; LTE: 14 hours; Wi-Fi: 14 hours
3G: 9 hours; LTE: 11 hours; Wi-Fi: 11 hours
Music playback
74.00 hours
62.00 hours
Video playback
17.00 hours
14.00 hours
Phone features
Notifications
Haptic feedback, Music ringtones, Vibration
Haptic feedback, Music ringtones, Vibration
Other features
Voice dialing, Voice commands, Voice recording
Voice dialing, Voice commands, Voice recording
Regulatory Approval
FCC approval
Date approved
Sep 13, 2018
Mar 08, 2019
Measured SAR
Head
0.50 W/kg
0.51 W/kg
Body
0.39 W/kg
0.46 W/kg
Simultaneous Transmission
1.59 W/kg
1.02 W/kg
Wireless Router
1.05 W/kg
0.61 W/kg
Shopping information
In The Box
Charger, microUSB cable, Headphones, SIM Removal Tool, Documentation
