Samsung Galaxy A40 vs Samsung Galaxy S24 Specs Comparison

Compare phone and tablet specifications of up to three devices at once.

7.2
Samsung Galaxy S24
Samsung Galaxy A40 Samsung Galaxy S24
Released · Apr 10, 2019
Released · Jan 31, 2024
5.9-inch · 2340 x 1080 px
6.2-inch · 2340 x 1080 px
16 MP Main · 25 MP Selfie
50 MP Main · 12 MP Selfie
4GB · 64GB
8GB · 128GB
3100 mAh
4000 mAh
Check prices Check prices

Display

Size
5.9-inch 6.2-inch
Resolution
2340 x 1080 px, 19.5:9 ratio, 437 PPI 2340 x 1080 px, 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, 64-bit 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
Internal storage
64GB, available to use: 49.4 GB 128GB (UFS 3.1), not expandable
Storage expansion
microSDXC up to 512 GB
OS
Android (11, 10, 9.0 Pie), Samsung One UI Android (14)
Device type
Smartphone Smartphone

Battery

Capacity
3100 mAh 4000 mAh
Type
Li - Polymer, Not user replaceable Li - Ion, Not user replaceable
Charging
Samsung Adaptive Fast Charging 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
6h 37min
Browsing
16h 18min
Video
8h 20min
Gaming
10h 45min

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
50 MP (OIS, PDAF)
Specifications:
Aperture size: F1.8
Focal length: 24 mm
Sensor size: 1/1.56"
Pixel size: 1.0 μm
Second camera
5 MP (Ultra-wide)
Specifications:
Aperture size: F2.2
Focal Length: 13 mm
Sensor size: 1/5"
Pixel size: 1.12 μm
10 MP (Telephoto, OIS)
Specifications:
Optical zoom: 3.0x
Aperture size: F2.4
Focal Length: 67 mm
Sensor size: 1/3.94"
Pixel size: 1.0 μm
Third camera
12 MP (Ultra-wide)
Specifications:
Aperture size: F2.2
Focal Length: 13 mm
Sensor size: 1/2.55"
Pixel size: 1.4 μm
Flash
LED LED
Video recording
1920x1080 (Full HD) (30 fps)
Features:
Hyperlapse, Video calling, Video sharing
7680x4320 (8K UHD) (30 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps)
Front
25 MP, Video capture: 1920x1080 (Full HD) 12 MP, 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

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
(147 x 70.6 x 7.6mm)
thickness with camera 0.35 inches (8.85 mm)
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
Yes; 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

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, HSDPA+ (4G) 42.2 Mbit/s
Dual SIM
Yes
SIM type
Nano SIM Dual Nano SIM + eSIM

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 Wireless screen share
Radio
FM
Additional microphone(s)
Noise cancellation Noise cancellation

Connectivity & Features

Bluetooth
5.0 5.3
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 6E
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, 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

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

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

Availability

Officially announced
Apr 10, 2019 Jan 17, 2024
FCC OKs Cingular\'s purchase of AT&T Wireless