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Samsung Galaxy A40s (SM-A3058) vs Xiaomi Redmi 8A (32GB/2GB)

Side by side comparison between Samsung Galaxy A40s vs Xiaomi Redmi 8A phones, differences, pros, cons with full specifications. What's the better?

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Compare Xiaomi Redmi 8A XSamsung Galaxy A40s (SM-A3058)16Points
Samsung Galaxy A40s (SM-A3058)
6.4"
AMOLED

720x1560

13
MP

16mp

6GB
RAM

64bit Octa

5000
mAh

(Non removable)

vs
06PointsXiaomi Redmi 8A (32GB/2GB)Compare Samsung Galaxy A40s X
Xiaomi Redmi 8A (32GB/2GB)
6.2"
IPS

720x1520

12
MP

8mp

2GB
RAM

64bit Octa

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A40s (SM-A3058)

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 A40s (SM-A3058)16 Advantages Samsung Galaxy A40s (SM-A3058)vsRedmi 8A (32GB/2GB)6 Advantages Xiaomi Redmi 8A (32GB/2GB)
+6GB LPDDR4X2 times
More RAM memory. Typically more responsive and better for multitasking.
vs2GB LPDDR3
+64GB (47GB available)124%
More internal storage for applications and files
vs32GB (21GB available)
+Until 1TB microSD, microSDXC100%
More external storage for files using memory cards
vsUntil 512GB microSD, microSDXC
+174 grams (6.09 ounces)8%
Lighter
vs188 grams (6.58 ounces)
+8.5 millimeters (0.33 inches)11%
Thinner
vs9.4 millimeters (0.37 inches)
+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
vsTFT IPS LCD
+720x1560 pixels3%
Higher resolution screen
vs720x1520 pixels
+6.4"3%
Larger screen
vs6.2"
+(triple camera) 13MP + 5MP + 5MP90%
Higher resolution main camera
vs(back) 12MP
+(front) 16MP99%
Higher resolution secondary camera to take pictures and selfies
vs(front) 8MP
+Android 10Advantage
Android 10 is newer and safer
vsAndroid 9.0 Pie
+(4G+ LTE-A) 600 Mbps3 times
Faster for surfing the internet and download files
vs(4G LTE) 150 Mbps
+GyroscopeAdvantage
Sensors help you use the device
vsNot supported
+Fingerprint sensor (rear-mounted)Advantage
Sensors help you use the device
vsNot supported
+802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMOAdvantage
WiFi 802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO is newer and faster
vs802.11 b/g/n (2.4Ghz)
+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster
vs4.2 + A2DP
1.8Ghz 64bit Octa-Corevs+2Ghz 64bit Octa-Core17%
More powerful processor, you can open your applications faster
268 PPIvs+271 PPI1%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
f/1.9 (aperture)vs+f/1.8 (aperture)6%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
15Wvs+18W20%
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.
Not supportedvs+Gorilla Glass 5Advantage
Protection against scratches on the screen lets you carry your phone with your keys
Not supportedvs+Water repellent nano-coating (don't immerse)Advantage
Protection against water allows you talk to your friends in the rain, for example

30 Common items in both devices
eMMC 5.1
Plastic body, glass front
16 million
LED flash
Only digital zoom
PDAF: phase detection autofocus
EIS: Digital stabilization
+23 specs and more in the table below

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

Highlight differencesClear highlight
Physical featuresSamsung Galaxy A40s (SM-A3058)Xiaomi Redmi 8A (32GB/2GB)
ModelGalaxy A40s (SM-A3058)Redmi 8A (32GB/2GB)
Other model namesGalaxy A40s 4G+ SM-A3058ZBFCHM (64GB + 6GB RAM), Galaxy M30Xiaomi Redmi 8A M1908C3KG, MZB8457IN, MZB8458IN, MZB8459IN
Country or region availableChina
China
(Global, International)India
(Global, International), India
BrandSamsungXiaomi
Release dateMarch, 2019September, 2019
Depth8.5 millimeters (0.33 inches)9.4 millimeters (0.37 inches)
Size (width x height)75.1 x 159 millimeters (2.96 x 6.26 in)75.4 x 156.3 millimeters (2.97 x 6.15 in)
Weight174 grams (6.09 ounces)188 grams (6.58 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsPlastic body, glass frontPlastic body, glass front
Protection against water and othersNot supportedWater repellent nano-coating (don't immerse)
System (OS)Samsung Galaxy A40s (SM-A3058)Xiaomi Redmi 8A (32GB/2GB)
Operating systemAndroid 8.1 OreoAndroid 9.0 Pie
Firmware updateAndroid 10feature not registered
HardwareSamsung Galaxy A40s (SM-A3058)Xiaomi Redmi 8A (32GB/2GB)
Chipset64bit - Samsung Exynos 7 Octa 7904 (14nm)64bit - Qualcomm Snapdragon 439 SDM439 (12nm)
CPU processorOcta-Core, 2 processors:
1.8Ghz Dual-Core ARM Cortex-A73
1.6Ghz Hexa-Core ARM Cortex-A53
Octa-Core, 2 processors:
2Ghz Dual-Core ARM Cortex-A53
1.45Ghz Hexa-Core ARM Cortex-A53
GPU graphical controllerARM Mali-G71 MP2Qualcomm Adreno 505 650Mhz
RAM memory6GB LPDDR4X2GB LPDDR3
Internal storage64GB (47GB available)
eMMC 5.1
32GB (21GB available)
eMMC 5.1
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Until 512GB microSD, microSDXC
(dedicated slot)
DisplaySamsung Galaxy A40s (SM-A3058)Xiaomi Redmi 8A (32GB/2GB)
Display typeSuper AMOLEDTFT IPS LCD
Screen size6.4" inches6.2" inches
Screen-to-body ratio~84.2% (screen-to-body ratio)~81.4% (screen-to-body ratio)
Display resolution720x1560 pixels720x1520 pixels (19:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)268 PPI271 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedGorilla Glass 5
Display featuresfeature not registered60Hz, 400 nits
Mobile networksSamsung Galaxy A40s (SM-A3058)Xiaomi Redmi 8A (32GB/2GB)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Dual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum download/upload600/150 Mbps150/50 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bandsExpand band detailsCollapse details
GSM Mhz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkCDMA 800, GSM 850/900/1800/1900CDMA 800 (China), GSM 850/900/1800/1900
Primary 3G networkCDMA2000 1xEV-DO
TD-SCDMA 1900/2000
UMTS 850/900/1900/2100
Global, India version:
UMTS 850/900/1900/2100

China version:
CDMA2000 1xEV-DO
TD-SCDMA 1900/2000
UMTS 850/900/1900/2100
Primary 4G networkLTE Cat12/13 (Bands 1, 3, 4, 5, 7, 8, 12, 17)
TD-LTE (Bands 34, 38, 39, 40, 41)
LTE Cat4
VoLTE

Global version:
LTE (Bands 1, 2, 3, 4, 5, 7, 8, 20)
TD-LTE (Bands 38, 40)

India version:
LTE (Bands 1, 3, 5, 8)
TD-LTE (Bands 40, 41)

China version:
LTE (Bands 1, 3, 5, 7, 8)
TD-LTE (Bands 34, 38, 39, 40, 41)
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGEGPRS, EDGE
CallingSamsung Galaxy A40s (SM-A3058)Xiaomi Redmi 8A (32GB/2GB)
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingSupportedSupported
Call controlVoice dialing, Voice recorderVoice dialing, Voice recorder
CameraSamsung Galaxy A40s (SM-A3058)Xiaomi Redmi 8A (32GB/2GB)
Back camera (main camera)(triple camera)
13 megapixels
5MP ultrawidef/2.212mm
5MP depthf/2.2
12 megapixels
Main camera resolution4128x3096 pixels4000x3000 pixels
Video recording (primary)Full HD (1920x1080) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash
Focal aperturef/1.9 (aperture)f/1.8 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registered1/2.55" inches
Pixel sizefeature not registered1.4µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo on both camerasHDR photo on both cameras
2ª cameraSamsung Galaxy A40s (SM-A3058)Xiaomi Redmi 8A (32GB/2GB)
Front camera (secondary)16 megapixels8 megapixels
Front camera resolution4608x3456 pixels3264x2448 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.0 (aperture)f/2.0 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registered1/4" inches
Pixel sizefeature not registered1.12µm pixel
MultimediaSamsung Galaxy A40s (SM-A3058)Xiaomi Redmi 8A (32GB/2GB)
RadioFMFM
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
ConnectivitySamsung Galaxy A40s (SM-A3058)Xiaomi Redmi 8A (32GB/2GB)
USBUSB 2.0 Type-C, USB OTG On-The-GoUSB 2.0 Type-C, USB OTG On-The-Go
TV outputNot supportedNot supported
Audio output3.5mm jack3.5mm jack
Bluetooth5.0 + A2DP/LE4.2 + A2DP
WiFi802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO802.11 b/g/n (2.4Ghz)
DLNANot supportedNot supported
NFCNot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging, GLONASS, BeiDou
Infrared portNot supportedNot supported
Other functionsSamsung Galaxy A40s (SM-A3058)Xiaomi Redmi 8A (32GB/2GB)
Active noise cancellationSupportedSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
SensorsAccelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Face unlock
Fingerprint sensor (rear-mounted)
Accelerometer
Proximity sensor
Compass
Ambient Light sensor
Face unlock
Other features- Colors: Black, Blue
- 19.5:9 display ratio FHD+
- Dolby Atmos sound
- WiFi direct, hotspot
- Colors: Midnight Black, Ocean Blue, Sunset Red
- MIUI 11
- Sony IMX363 back camera sensor
- Quick Charge 3.0
- WiFi direct, hotspot
Power supplySamsung Galaxy A40s (SM-A3058)Xiaomi Redmi 8A (32GB/2GB)
BatteryLiPo: Li-Ion polymer (Non removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity5000 mAh5000 mAh
Charger, watts15W Fast battery charging18W (9V/2A) Fast battery charging
Talk time autonomyfeature not registered2520 minutes | 42 hours | 1.8 days
Standby25020 minutes | 417 hours | 17.4 daysfeature not registered
Radiation rateSamsung Galaxy A40s (SM-A3058)Xiaomi Redmi 8A (32GB/2GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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