Samsung Galaxy A40s SM-A3051 specifications Expand
Released 2019, March
174g, 8.5mm thickness
Android 8.1, up to Android 10, One UI 2
32GB/64GB/128GB storage, microSDXC

Samsung Galaxy A40s was announced at 2019, February 27 with Android 8.1 (Oreo), upgradable to Android 10, One UI 2, have chipset Exynos 7904 (14 nm) CPU Octa-core (2x1.8 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53) and GPU Mali-G71 MP2. It have 32GB 3GB RAM, 32GB 4GB RAM, 64GB 4GB RAM, 128GB 6GB RAM storage and there are colors: Black, Blue

NETWORK
Technology
GSM / HSPA / LTE
2G
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G
HSDPA 850 / 900 / 1900 / 2100
4G
1, 3, 5, 8, 20, 40, 41
Speed
HSPA 42.2/5.76 Mbps, LTE-A
TIMELINE
Announced
2019, February 27
Released
Released 2019, March
BODY
Dimensions
159 x 75.1 x 8.5 mm (6.26 x 2.96 x 0.33 in)
Weight
174 g (6.14 oz)
Build
Glass front, plastic back, plastic frame
SIM
Dual SIM (Nano-SIM, dual stand-by)
DISPLAY
Type
Super AMOLED
Size
6.4 inches, 100.5 cm2 (~84.2% screen-to-body ratio)
Resolution
1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
PLATFORM
OS
Android 8.1 (Oreo), upgradable to Android 10, One UI 2
Chipset
Exynos 7904 (14 nm)
CPU
Octa-core (2x1.8 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
GPU
Mali-G71 MP2
MEMORY
Card slot
microSDXC (dedicated slot)
Internal
32GB 3GB RAM, 32GB 4GB RAM, 64GB 4GB RAM, 128GB 6GB RAM
eMMC 5.1
MAIN CAMERA
Camera
13 MP, f/1.9, PDAF
5 MP, f/2.2, 12mm (ultrawide)
5 MP, f/2.2, (depth)
Features
LED flash, panorama, HDR
FRONT CAMERA
Camera
16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm
Features
HDR
SOUND
Loudspeaker
Yes
3.5mm jack
Yes
COMMUNICATES
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth
5.0, A2DP, LE
GPS
Yes, with A-GPS, GLONASS, BDS
NFC
No
Radio
FM radio, RDS, recording
USB
USB Type-C 2.0
FEATURES
Sensors
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
BATTERY
Battery
Li-Po 5000 mAh, non-removable
Charging
Fast charging 15W
MISC
Colors
Black, Blue
SAR US
0.28 W/kg (head)     0.39 W/kg (body)    
SAR EU
0.45 W/kg (head)     1.32 W/kg (body)    
Performance
AnTuTu: 101651 (v7)
GeekBench: 4188 (v4.4)
GFXBench: 4.6fps (ES 3.1 onscreen)

Specs source: gsmarena.com
Disclaimer. We can not guarantee that the information on this page is 100% correct

Filter by
BIT/SW REV.  
ANDROID VERSION 

Samsung firmware SM-A3051 / Galaxy A40s SM-A3051 13

Device CSC Version Bit/SW REV.
Security Patch Lvl.
OS Build date
Samsung Galaxy A40s BRI A3051XXU4CVD1 4  Full Files R(Android 11) 20220421235000
Samsung Galaxy A40s BRI A3051XXU4CUJ1 4  2021-10-01  Full Files R(Android 11) 20211015191641
Samsung Galaxy A40s BRI A3051XXU4CUE4 4  2021-04-01  Full Files R(Android 11) 20210527191908
Samsung Galaxy A40s BRI A3051XXS4BUD2 4  2021-03-01  Full Files Q(Android 10) 20210426133707
Samsung Galaxy A40s BRI A3051XXS4BUB1 4  2021-02-01  Full Files Q(Android 10) 20210302110905
Samsung Galaxy A40s BRI A3051XXS3BTL1 3  2020-12-01  Full Files Q(Android 10) 20201223120934
Samsung Galaxy A40s BRI A3051XXU3BTI5 3  2020-10-01  Full Files Q(Android 10) 20201029190634
Samsung Galaxy A40s BRI A3051XXS3BTI3 3  2020-09-01  Full Files Q(Android 10) 20200917214834
Samsung Galaxy A40s BRI A3051XXU3BTF1 3  2020-06-01  Full Files Q(Android 10) 20200622115533
Samsung Galaxy A40s BRI A3051XXU3BTB2 3  2020-03-01  Full Files Q(Android 10) 20200312171054
Lastest combinations SM-A3051 / Galaxy A40s SM-A3051
Device Version Bit/SW REV. FA Change list Updated
SM-A3051 / Galaxy A40s A3051XXU3ASL1 3 FA90 CL16121660 2021-05-06 11:14:15
SM-A3051 / Galaxy A40s A3051XXU2ASJ1 2 FA90 CL16121660 2021-05-06 11:18:39
SM-A3051 / Galaxy A40s A3051XXU2ASI1 2 FA90 CL16121660 2021-05-06 11:22:45
SM-A3051 / Galaxy A40s A3051XXU2ASH1 2 FA90 CL16121660 2021-05-06 11:26:59
SM-A3051 / Galaxy A40s A3051XXU1ASE4 1 FA90 CL16037764 2021-05-06 11:31:09
 How to flash Samsung SM-A3051 / Galaxy A40s SM-A3051 firmware

1. Extract (unzip) the Samsung firmware file. Recommended using WinRAR or 7-Zip

2. Download Odin Tool 3.13.1

3. Extract Odin ZIP file

4. Open Odin execute file

5. Reboot Samsung phone in Download Mode (hold Home + Power + Volume Down buttons / hold Volume Down + Bixby buttons then plug-in cable)

6. Connect you Samsung phone and wait until you get a blue sign in Odin

7. Add the 1 file Samsung firmware to AP/PDA or 4 files Samsung firmware (AP/BL/CP/CSC) to it's slots

8. Make sure re-partition is NOT ticked

9. Click the START button, sit back and wait few minutes

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