Huawei P20 vs Samsung Galaxy A40
Display
Display size
Resolution
Pixel density
Technology
IPS LCD
Super AMOLED
Screen-to-body ratio
80.36 %
85.73 %
Features
Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Camera
Rear
Dual camera
Dual camera
Main camera
Hardware Features
Optical image stabilization, Laser and Phase detection autofocus, CMOS image sensor, Back-illuminated sensor (BSI)
Phase detection autofocus
Specifications
Aperture size: F1.8; Focal length: 27 mm; Sensor size: 1/2.3"; Pixel size: 1.55 μm
Aperture size: F1.7; Focal length: 27 mm; Sensor size: 1/2.8"; Pixel size: 1.12 μm
Second camera
20 megapixels
5 megapixels
Hardware Features
Black and White, Laser and Phase detection autofocus, CMOS image sensor, Back-illuminated sensor (BSI)
Ultra-wide
Specifications
Aperture size: F1.6; Focal Length: 27 mm; Sensor size: 1/2.7"; Pixel size: 1 μm
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/5"; Pixel size: 1.12 μm
Flash
Dual LED
LED
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (960 fps)
1920x1080 (Full HD) (30 fps)
Features
Time-lapse video, Continuous autofocus, Picture-taking during video recording, Video light, Digital image stabilization, Video calling, Video sharing
Hyperlapse, Video calling, Video sharing
Front
24 megapixels
25 megapixels
Design
Dimensions
Weight
the average is 6 oz (172 g)
the average is 6 oz (172 g)
Materials
Back: Glass; Frame: Metal
Back: Plastic
Resistance
Splash; IP 53
Biometrics
2D Face unlock, Fingerprint (touch)
2D Face unlock, Fingerprint (touch)
Features
Notification light
Colors
Black, Gold, Pink, Blue
Black, Pink, Blue, White
Multimedia
Headphones
USB Type-C (reversible)
3.5 mm jack
Speakers
Earpiece, Multiple speakers
Earpiece, Loudspeaker
Features
32-Bit DAC, aptX-HD
Album art cover, Background playback, Dolby Atmos
Screen mirroring
Wireless screen share
Wireless screen share
Radio
FM
Additional microphone(s)
for Noise cancellation
for Noise cancellation
Hardware & Performance
System chip
HiSilicon Kirin 970
Samsung Exynos 7 Octa 7885
Processor
GPU
Mali-G72 MP12
Mali-G71 MP2
RAM
Internal storage
128 GB, not expandable
64 GB
Maximum User Storage
49.4 GB
Storage expansion
microSDXC up to 512 GB
OS
Android (9.0 Pie, 8.1 Oreo), Huawei Emotion UI
Android (9.0 Pie), Samsung One UI
Connectivity & Features
Bluetooth
4.2
5.0
Wi-Fi
802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Hotspot, Wi-Fi Direct
USB
USB 3.1
USB 2.0
Connector
USB Type-C (reversible)
USB Type-C (reversible)
Features
Mass storage device, USB OTG, Video out
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
Huawei Pay
Samsung Pay
Other
NFC, UMA (Wi-Fi Calling), VoIP, Tethering, Computer sync, OTA sync
NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync
Cellular
LTE (FDD)
Bands 1, 2, 3, 4, 5, 7, 8, 9, 12, 17, 18, 19, 20, 26, 28, 32
Bands 1, 3, 5, 7, 8, 20
LTE (TDD)
Bands 34, 38, 39, 40
Bands 38, 40, 41
UMTS
850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1900, 2100 MHz
Data
Dual SIM
Yes
SIM type
Nano SIM
Nano SIM
HD Voice
Yes
VoLTE
Yes
Battery
Capacity
3400 mAh
3100 mAh
Type
Not user replaceable
Li - Polymer, Not user replaceable
Charging
Huawei SuperCharge
Samsung Adaptive Fast Charging
Talk time
the average is 21 h (1288 min)
Stand-by time
the average is 19 days (457 h)
Talk time (3G)
the average is 23 h (1362 min)
Internet use
3G: 9 hours; LTE: 11 hours; Wi-Fi: 11 hours
Music playback
62.00 hours
Video playback
14.00 hours
Phone features
Notifications
Haptic feedback, Music ringtones, Vibration, Flight mode, Silent mode, Speakerphone
Haptic feedback, Music ringtones, Vibration
Other features
Voice dialing, Voice commands, Voice recording
Voice dialing, Voice commands, Voice recording
Regulatory Approval
FCC measured SAR
Head
0.51 W/kg
Body
0.46 W/kg
Simultaneous Transmission
1.02 W/kg
Wireless Router
0.61 W/kg
Shopping information
In The Box
High-current charger, USB Type-C digital headset, USB Type-C cable, Warranty card, Quick Start Guide, Protective case, USB Type-C to 3.5mm headphone jack adapter, Eject tool
