Samsung Galaxy A40 vs Samsung Galaxy S24 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.

7.2
Samsung Galaxy S24
Samsung Galaxy A40 Samsung Galaxy S24
Released · Apr 10, 2019
Released · Jan 31, 2024
5.9-inch
6.2-inch
Dual camera
Triple camera
4GB · 64GB
8GB · 128GB
3100 mAh
4000 mAh
Check prices

Design

Dimensions
5.69 x 2.72 x 0.31 inches
144.4 x 69.2 x 7.9 mm
5.79 x 2.78 x 0.30 inches (~0.35 inches with camera bump)
147 x 70.6 x 7.6 mm (~8.85 mm with camera bump)
Weight
4.94 oz (140.0 g) 5.93 oz (168.0 g)
Materials
Back: Plastic
Frame: Plastic
Back: Glass (Corning Gorilla Glass Victus 2)
Frame: Aluminum
Resistance
Water, Dust; IP68
Biometrics
2D Face unlock, Fingerprint (touch) Ultrasonic in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Black, Coral, Blue, White Onyx Black, Marble Grey, Cobalt Violet, Amber Yellow, Jade Green, Sandstone Orange, Sapphire Blue

Display

Size
5.9-inch 6.2-inch
Resolution
2340x1080px, 19.5:9 ratio, 437 PPI 2340x1080px, 19.5:9 ratio, 416 PPI
Technology
Super AMOLED Dynamic AMOLED
Refresh rate
120Hz
Screen-to-body
85.73 % 90.87 %
Peak brightness
2600 cd/m2 (nit)
Features
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus 2), Ambient light sensor, Proximity sensor

Hardware

System chip
Exynos 7904 (14 nm) Qualcomm Snapdragon 8 Gen 3 SM8650-AB (4 nm)
Processor
Octa-core
1800 MHz
ARM Cortex-A73 and ARM Cortex-A53
Octa-core
1x 3.39GHz Cortex-X4 + 3x 3.1GHz Cortex-A720 + 2x 2.9GHz Cortex-A720 + 2x 2.2GHz Cortex-A520
GPU
Mali-G71 MP2 Adreno 750
RAM
4GB (LPDDR4) 8GB (LPDDR5X)
Internal storage
64GB, available to use: 49.4 GB 128GB (UFS 3.1)
Storage expansion
microSDXC up to 512 GB not expandable
OS
Android (11, 10, 9.0 Pie), Samsung One UI Android (15, 14), One UI

Battery

Capacity
3100 mAh 4000 mAh
Type
Li - Polymer Li - Ion
Charging
Samsung Adaptive Fast Charging Fast charging, Qi wireless charging, Reverse wireless charging
Charge speed
Wired: 25.0W
Wireless: 15.0W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Battery Life Estimate
6h 37min
Browsing
16h 18min
Video
8h 20min
Gaming
10h 45min

Camera

Rear
Dual camera Triple camera
Main camera
16 MP (PDAF)
Aperture size: F1.7
Focal length: 27 mm
Sensor size: 1/2.8"
Pixel size: 1.12 μm
50 MP (OIS, PDAF)
Sensor name: Samsung GN3
Aperture size: F1.8
Focal length: 24 mm
Sensor size: 1/1.56"
Pixel size: 1.0 μm
Second camera
5 MP (Ultra-wide)
Aperture size: F2.2
Focal Length: 13 mm
Sensor size: 1/5"
Pixel size: 1.12 μm
12 MP (Ultra-wide)
Sensor name: Sony IMX564
Aperture size: F2.0
Focal Length: 13 mm
Sensor size: 1/2.55"
Pixel size: 1.4 μm
Third camera
10 MP (Telephoto)
Sensor name: Samsung S5K3K1
Aperture size: F2.4
Focal Length: 67 mm
Sensor size: 1/3.94"
Pixel size: 1.0 μm
Flash
LED LED
Video recording
1920x1080 (Full HD) (30 fps)
Hyperlapse, Video calling, Video sharing
7680x4320 (8K UHD) (30 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps)
HDR, Continuous autofocus, Picture-taking during video recording, 10-bit HDR
Front
25 MP, Video capture: 1920x1080 (Full HD) 12 MP (PDAF, HDR), Video capture: 3840x2160 (4K UHD) (60 fps)
PhoneArena Camera Tests
N/A
Overall
N/A
Photo
N/A
Video
152
Overall
156
Photo
147
Video

Connectivity & Features

Bluetooth
5.0 5.3
WLAN
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 6E
Wi-Fi Direct, Hotspot
USB
Type-C, USB 2.0 Type-C, USB 3.2
Hearing aid compatible
M3/T4
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers) Accelerometer, Gyroscope, Compass, Barometer
Other
NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync NFC

Multimedia

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

Cellular

5G
Bands n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n38, n40, n41, n66, n75, n77, n78, SA, NSA, mmWave, 5G Ready
4G (FDD)
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD) Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 32(1500 L-band), 66(AWS-3)
4G (TDD)
Bands 38(2600), 40(2300), 41(2600+) Bands 38(2600), 39(1900+), 40(2300)
3G
Bands 1(2100), 2(1900), 5(850), 8(900) Bands 1(2100), 2(1900), 4(1700/2100), 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 Pro Cat 20 (2000/150 Mbit/s)
Dual SIM
Yes
SIM type
Nano SIM Dual Nano SIM + eSIM

Regulatory Approval

FCC approval
Date approved: Mar 08, 2019
FCC ID value: A3LSMA405FN
Date approved: Nov 30, 2023
FCC ID value: A3LSMS921U
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: 1.23 W/kg
Body: 1.14 W/kg
Simultaneous Transmission: 1.58 W/kg

Buyers information

MSRP
$ 800 / € 899
In The Box
USB-C cable, SIM ejector tool, Paperwork

Availability

Officially announced
Apr 10, 2019 Jan 17, 2024

Alternative variants

With 256GB internal storage
Internal storage 256GB (UFS 4.0)
MSRP $ 860
International
System chip Exynos 2400 (4 nm)
Processor Deca-core
1x 3.2GHz Cortex-X4 + 2x 2.9GHz Cortex-A720 + 3x 2.6GHz Cortex-A720 + 4x 1.95GHz Cortex-A520
GPU Xclipse 940
FCC OKs Cingular\'s purchase of AT&T Wireless