Samsung Galaxy A40 vs Samsung Galaxy S21 FE Specs Comparison

Display

Size
5.9-inch	6.4-inch
Resolution
2340 x 1080 px, 19.5:9 ratio, 437 PPI	2340 x 1080 px, 403 PPI
Technology
Super AMOLED	Dynamic AMOLED
Refresh rate
	120Hz
Screen-to-body
85.73 %	86.77 %
Features
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor

Hardware

System chip
Exynos 7904 (14 nm)	Qualcomm Snapdragon 888 SM8350 (5 nm)
Processor
Octa-core, 1800 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit	Octa-core, 2840 MHz, Kryo 680 Prime, 64-bit
GPU
Mali-G71 MP2	Adreno 660
RAM
4GB (LPDDR4)	6GB
Internal storage
64GB, available to use: 49.4 GB	128GB
Storage expansion
microSDXC up to 512 GB
OS
Android (11, 10, 9.0 Pie), Samsung One UI	Android (11)
Device type
Smartphone	Smartphone

Battery

Capacity
3100 mAh	4500 mAh
Type
Li - Polymer, Not user replaceable	Not user replaceable
Charging
Samsung Adaptive Fast Charging	Qi wireless charging, Reverse wireless charging
Max charge speed
	Wired: 25.0W Wireless: 15.0W

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

Untested

Browsing

9h 39min

Video

7h 19min

Gaming

Untested

Find out more details about battery and charging for all phones we have tested on our PhoneArena Battery Score page.

Camera

Rear
Dual camera	Triple camera
Main camera
16 MP (PDAF) Specifications: Aperture size: F1.7 Focal length: 27 mm Sensor size: 1/2.8" Pixel size: 1.12 μm	12 MP (OIS, PDAF) Specifications: Aperture size: F1.8 Focal length: 26 mm
Second camera
5 MP (Ultra-wide) Specifications: Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/5" Pixel size: 1.12 μm	8 MP (Telephoto, OIS, Autofocus) Specifications: Optical zoom: 3.0x Aperture size: F2.4 Focal Length: 76 mm
Third camera
	12 MP (Ultra-wide) Specifications: Aperture size: F2.2 Focal Length: 13 mm
Flash
LED	LED
Video recording
1920x1080 (Full HD) (30 fps)Features: Hyperlapse, Video calling, Video sharing	3840x2160 (4K UHD) (60 fps)
Front
25 MP, Video capture: 1920x1080 (Full HD)	32 MP

PhoneArena Camera Tests

N/A

Overall

N/A

Photo

N/A

Video

N/A

Overall

N/A

Photo

N/A

Video

Find out more details about photo and video scores for all phones we have tested on our PhoneArena Camera Score page.

Design

Dimensions
5.69 x 2.72 x 0.31 inches (144.4 x 69.2 x 7.9 mm)	6.13 x 2.93 x 0.31 inches (155.7 x 74.5 x 7.9 mm)
Weight
4.94 oz(140.0 g)	6.00 oz(170.0 g)
Materials
Back: Plastic Frame: Plastic	Back: Plastic Frame: Metal
Resistance
	Water, Dust; IP68
Biometrics
2D Face unlock, Fingerprint (touch)	2D Face unlock, Ultrasonic in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black, Coral, Blue, White

Cellular

5G
	Bands 5G Ready
4G (FDD)
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)
4G (TDD)
Bands 38(2600), 40(2300), 41(2600+)
3G
Bands 1(2100), 2(1900), 5(850), 8(900)
Data Speed
LTE-A Cat 12/13 (600/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
Dual SIM
Yes	Yes
SIM type
Nano SIM	Nano SIM, eSIM

Multimedia

Headphones
3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
Dolby Atmos, Album art cover, Background playback
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM	FM, Stereo, RDS
Additional microphone(s)
Noise cancellation	Noise cancellation

Connectivity & Features

Bluetooth
5.0	5.0
Wi-Fi
802.11 a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot	802.11 a,b,g,n,ac,ax(Wi-Fi 6) Wi-Fi Direct, Hotspot
USB
Type-C (reversible), USB 2.0, Features: Charging, Mass storage device	Type-C (reversible), USB 3.2, Features: Charging, OTG
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers)	Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Other
NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync	NFC

Regulatory Approval

FCC approval
Date approved: Mar 08, 2019 FCC ID value: A3LSMA405FN	Date approved: Jun 29, 2021 FCC ID value: A3LSMG990U
Measured SAR
Head: 0.51 W/kg Body: 0.46 W/kg Simultaneous Transmission: 1.02 W/kg Wireless Router: 0.61 W/kg	Head: 0.77 W/kg Body: 0.90 W/kg Simultaneous Transmission: 1.48 W/kg Wireless Router: 1.09 W/kg

Buyers information

Price
	$ 700

Availability

Officially announced
Apr 10, 2019	Jan 04, 2022

Links

Full specifications
Samsung Galaxy A40 Specs	Samsung Galaxy S21 FE Specs
PhoneArena Review
	Samsung Galaxy S21 FE Review
User Reviews
Samsung Galaxy A40 User Reviews	Samsung Galaxy S21 FE User Reviews