Skip to content

Samsung Galaxy A40 (SM-A405FN/DS) vs Samsung Galaxy M55 (SM-M556E/DS 256GB/8GB)

Side by side comparison between Samsung Galaxy A40 vs Samsung Galaxy M55 phones, differences, pros, cons and full specifications. What's the better?

,
Compare Samsung Galaxy M55 X Samsung Galaxy A40 (SM-A405FN/DS) 08Points
5.9"
AMOLED

1080x2340

16
MP

25mp

4GB
RAM

Octa-core

3100
mAh

(Non removable)

vs
20Points Samsung Galaxy M55 (SM-M556E/DS 256GB/8GB) Compare Samsung Galaxy A40 X
6.7"
AMOLED

1080x2400

50
MP

50mp

8GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy M55 (SM-M556E/DS 256GB/8GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

Galaxy A40 (SM-A405FN/DS)} 8 Advantages Samsung Galaxy A40 (SM-A405FN/DS) vs Galaxy M55 (SM-M556E/DS 256GB/8GB)} 20 Advantages Samsung Galaxy M55 (SM-M556E/DS 256GB/8GB)
+140 grams (4.9 ounces)29%
Lighter
vs180 grams (6.3 ounces)
+437 PPI11%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs393 PPI
+f/1.7 (aperture)6%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
vsf/1.8 (aperture)
+ANT+Advantage
Sensors help you use the device
vsNot supported
+2 slots (Dual-SIM)
(dedicated slot)Advantage
You can have more mobile carriers/operators on the same device.
vs2 slots (Dual-SIM)
(hybrid slot/shares the same microSD slot)
+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
vsType-C reversible connector
+FMAdvantage
The radio lets you listen to your songs and sports in general
vsNot supported
+USB 3.1 Type-C, USB OTG On-The-GoAdvantage
Newer and faster USB version for transferring photos, mp3 or data.
vsUSB 2.0 Type-C, USB OTG On-The-Go
1.8GHz 64bit Octa-corevs+2.4GHz 64bit Octa-core (4nm)58%
More powerful processor, you can open your applications faster
4GB LPDDR4Xvs+8GB LPDDR4X100%
More RAM memory. Typically more responsive and better for multitasking.
64GB (49GB available)vs+256GB (233GB available)4 times
More internal storage for applications and files
eMMC 5.1vs+UFS 2.2Advantage
Fastest write and read storage.
7.9 millimeters (0.31 inches)vs+7.8 millimeters (0.31 inches)1%
Thinner
1080x2340 pixelsvs+1080x2400 pixels3%
Higher resolution screen
5.9"vs+6.7"14%
Larger screen
(dual camera) 16MP + 5MPvs+(triple camera) 50MP + 8MP + 2MP186%
Higher resolution main camera
EIS: Digital stabilizationvs+OIS: Optical stabilizationAdvantage
Image stabilization prevents blurry photos and helps in recording motion video
Not supportedvs+BSI sensorAdvantage
The BSI sensor allows the entry of more light generating photos with more detail and brightness
(front) 25MPvs+(front) 50MP101%
Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)vs+4K UHD (3840x2160)3 times
More image quality for recording videos with the primary camera
(front) Full HD (1920x1080)vs+(front) 4K UHD (3840x2160)3 times
More image quality for recording videos with the secondary camera
Android 9.0 Pievs+Android 15Advantage
Android 15 is newer and safer
4G LTE-Avs+5G Sub6Advantage
The 5G Sub6 network is newer and faster
(4G LTE-A) 600 Mbpsvs+(5G Sub6) 3000 Mbps4 times
Faster for surfing the internet and download files
3100 mAhvs+5000 mAh61%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
15Wvs+45W2 times
More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.
802.11 a/b/g/n/ac [wifi5]vs+802.11 a/b/g/n/ac/ax [wifi6]Advantage
WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster
5.0 + A2DP/LEvs+5.2 + A2DP/LEAdvantage
Bluetooth 5.2 + A2DP/LE is newer and faster

25 Common items in both devices
Until 1TB microSD, microSDXC
Plastic body, glass front
Super AMOLED
16 million
LED flash
Only digital zoom
PDAF: phase detection autofocus
+18 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences Clear highlight

๐Ÿ“ฑ Model features

Galaxy A40 (SM-A405FN/DS)Galaxy M55 (SM-M556E/DS 256GB/8GB)
ModelGalaxy A40 (SM-A405FN/DS)Galaxy M55 (SM-M556E/DS 256GB/8GB)
Other model namesGalaxy A40 SM-A405FN/Dual-SimGalaxy M55 5G SM-M556E/Dual-SIM
Country or region available(Europe)(Global, International)
(Europe), (Global, International)
(Europe)Russia
(Europe), Russia
BrandSamsungSamsung
Release date4/10/20193/28/2024
Depth7.9 millimeters (0.31 inches)7.8 millimeters (0.31 inches)
Size (width x height)69.2 x 144.4 millimeters (2.72 x 5.69 in)76.5 x 163.9 millimeters (3.01 x 6.45 in)
Weight140 grams (4.9 ounces)180 grams (6.3 ounces)
Build, materialsPlastic body, glass frontPlastic body, glass front
Protection against water and othersNot supportedNot supported

๐Ÿ“ฒ Display

Galaxy A40 (SM-A405FN/DS)Galaxy M55 (SM-M556E/DS 256GB/8GB)
Display typeSuper AMOLEDSuper AMOLED
Screen size5.9" inches6.7" inches
Screen-to-body ratio~85.5% (screen-to-body ratio)~86.4% (screen-to-body ratio)
Display resolution1080x2340 pixels1080x2400 pixels (20:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch 10-points
Pixel density (dot pitch)437 PPI393 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedNot supported
Refresh ratefeature not registered120Hz
Display featuresfeature not registeredAlways-On Display

๐Ÿค– Operating System

Galaxy A40 (SM-A405FN/DS)Galaxy M55 (SM-M556E/DS 256GB/8GB)
System versionAndroid 9.0 PieAndroid 14
Firmware updatefeature not registeredAndroid 15
User Interfacefeature not registeredOne UI 6.1 / 7.0

โš™๏ธ Processor

Galaxy A40 (SM-A405FN/DS)Galaxy M55 (SM-M556E/DS 256GB/8GB)
Chipset64bit: Samsung Exynos 7 Octa 7885 (14nm)64bit: Qualcomm Snapdragon 7 Gen 1 (SM7450-AB) (4nm)
CPUOcta-core, 2 processors:
2x 1.8GHz ARM Cortex-A73 (Dual-core)
6x 1.6GHz ARM Cortex-A53 (Hexa-core)
Octa-core, 3 processors:
1x 2.4GHz ARM Cortex-A710 (Single-core)
3x 2.36GHz ARM Cortex-A710 (Triple-core)
4x 1.8GHz ARM Cortex-A510 (Quad-core)
GPU graphical controllerARM Mali-G71 MP2Qualcomm Adreno 644 (443MHz)
Performance (benchmark)feature not registeredAnTuTu: 582102 (v10)

๐Ÿ’ฝ Memory and storage

Galaxy A40 (SM-A405FN/DS)Galaxy M55 (SM-M556E/DS 256GB/8GB)
RAM memory4GB LPDDR4X8GB LPDDR4X
Internal storage64GB (49GB available)
eMMC 5.1
256GB (233GB available)
UFS 2.2
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Until 1TB microSD, microSDXC
(hybrid slot/shares the same SIM-2 slot)

๐Ÿ“ถ Mobile networks

Galaxy A40 (SM-A405FN/DS)Galaxy M55 (SM-M556E/DS 256GB/8GB)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Dual-SIM Standby - Call active on one sim card
(hybrid slot/shares the same microSD slot)
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload600/150 Mbps3000/1024 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G, 5G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat12/13 (Bands 1, 3, 5, 7, 8, 20)
TD-LTE (Bands 38, 40, 41)
LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
Primary 5G networkNot supportedSA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78)
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkNot supportedUMTS 850/900/1700/1900/2100
Secondary 4G networkNot supportedLTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
Secondary data networkGPRS, EDGEGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6

๐Ÿ“ท Camera

Galaxy A40 (SM-A405FN/DS)Galaxy M55 (SM-M556E/DS 256GB/8GB)
Back camera (main camera)(dual camera)
16 megapixels
5MP ultrawide f/2.213mmFF
(triple camera)
50 megapixels
8MP ultrawide f/2.2123ยฐ
2MP macro f/2.4
Main camera resolution4608x3456 pixels8160x6120 pixels
Video recording (primary)Full HD (1920x1080) 30 fps4K UHD (3840x2160) 30 fps
FlashLED flashLED flash
Focal aperturef/1.7 (aperture)f/1.8 (aperture)
Focal length26mm (lens)feature not registered
Sensor sizefeature not registered1/1.56" inches
Pixel sizefeature not registered1ยตm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationOIS: Optical stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedSupported
HDRHDR photo on both camerasHDR photo on both cameras
Camera extrasfeature not registered4K@30fps
1080p@30/60fps
720p@240fps (slow motion)

๐Ÿ“ธ Front camera

Galaxy A40 (SM-A405FN/DS)Galaxy M55 (SM-M556E/DS 256GB/8GB)
Front camera (secondary)25 megapixels50 megapixels
Front camera resolution5760x4320 pixels8160x6120 pixels
Video recording (secondary)Full HD (1920x1080)4K UHD (3840x2160)
Front flashNot supportedNot supported
Focal aperturef/2.0 (aperture)f/2.4 (aperture)
Focal length25mm (lens)feature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered

๐Ÿ”‰ Sound and multimedia

Galaxy A40 (SM-A405FN/DS)Galaxy M55 (SM-M556E/DS 256GB/8GB)
LoudspeakerSupportedStereo sound
Active noise cancellation2 microphones or more2 microphones
RadioFMNot supported
TVNot supportedNot supported
Video formatsMP4, H.264, H.263, WMV, MKVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

๐Ÿ”Œ Connectivity

Galaxy A40 (SM-A405FN/DS)Galaxy M55 (SM-M556E/DS 256GB/8GB)
USBUSB 3.1 Type-C, USB OTG On-The-GoUSB 2.0 Type-C, USB OTG On-The-Go
Audio output3.5mm jackType-C reversible connector
TV outputNot supportedUSB Type-C (reversible)
Bluetooth5.0 + A2DP/LE5.2 + A2DP/LE
WiFi802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFCSupportedSupported
Infrared portNot supportedNot supported

๐Ÿงญ Sensors

Galaxy A40 (SM-A405FN/DS)Galaxy M55 (SM-M556E/DS 256GB/8GB)
SensorsAccelerometer
Ambient light sensor
ANT+
Compass
Face unlock
Fingerprint sensor (rear-mounted)
Gyroscope
Proximity sensor
Accelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (under display)
Gyroscope
Proximity sensor
Vibrating alertSupportedSupported

๐Ÿ”‹ Battery

Galaxy A40 (SM-A405FN/DS)Galaxy M55 (SM-M556E/DS 256GB/8GB)
Battery typeLiPo: li-ion polymer (Non removable)Li-Ion: lithium-ion (Non removable)
Battery capacity3100 mAh5000 mAh
Charger, watts15W Wired fast charging45W Wired fast charging
Inductive / wireless chargingfeature not registeredNot supported
Talk time autonomy18 hoursfeature not registered
Standbyfeature not registeredfeature not registered

โž• Other features

Galaxy A40 (SM-A405FN/DS)Galaxy M55 (SM-M556E/DS 256GB/8GB)
Call controlVoice dialing, Voice recorderVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneousโ€ข Colors: Black, White, Blue, Coral
โ€ข 19.5:9 display ratio FHD+
โ€ข One UI
โ€ข Colors: Dark Blue, Light Green

โ˜ข๏ธ Radiation rate

Galaxy A40 (SM-A405FN/DS)Galaxy M55 (SM-M556E/DS 256GB/8GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)0.49W/kg (head), 1.34W/kg (body)0.81W/kg (head), 1.18W/kg (body)
X

๐Ÿช We use cookies to provide and improve our services. By using this website, you consent to cookies. Further details: Privacy policy.