Engineering:Samsung Galaxy A40

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Short description: 2019 smartphone by Samsung Electronics
Samsung Galaxy A40
Back of the Samsung Galaxy A40
Codenamea40
BrandSamsung Galaxy
ManufacturerSamsung Electronics
SeriesSamsung Galaxy A series
ModelSM-A405FN/DS
Compatible networks2G
3G
4G LTE
First released10 April 2019; 6 years ago (2019-04-10)
Availability by region10 April 2019; 6 years ago (2019-04-10) (Netherlands)
PredecessorSamsung Galaxy J6
SuccessorSamsung Galaxy A41
RelatedSamsung Galaxy A30
Samsung Galaxy A30s
Samsung Galaxy A50
TypeSmartphone
Form factorSlate
Dimensions144.4 mm (5.69 in) H
69.2 mm (2.72 in) W
7.9 mm (0.31 in) D
Mass140 g (4.9 oz)
Operating system
System on chipSamsung Exynos 7 Octa 7904
CPUOcta-core (2x1.8 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
GPUMali-G71 MP2
Memory4 GB RAM
Storage64 GB
Battery3100 mAh
Data inputsSensors:
Display5.9 in (150 mm) 1080 x 2340 px (437 ppi) Super AMOLED Gorilla Glass 3
19.5:9 aspect ratio
Rear camera16 MP, f/1.7 aperture, PDAF (Wide-angle)
5 MP, f/2.2 aperture, 12mm (Ultra-wide angle)
Front camera25 MP, f/2.0 aperture
SoundLoudspeaker, 3.5mm headphone jack
ConnectivityWi-Fi: 802.11 a/b/g/n/ac
Wi-Fi Direct
Wi-Fi hotspot
Bluetooth: 5.0
USB: 2.0, Type-C 1.0 reversible connector
SARHead: 0.49 W/kg
Body: 1.34 W/kg
References[1]

The Samsung Galaxy A40 is a mid-range Android smartphone developed and manufactured by Samsung Electronics. The device was announced on March 19, 2019, and was released in Europe on April 10, 2019.[2]

Specifications

Design

Similar to the Galaxy A50 and the Galaxy A70, it features a plastic back, plastic frame, and glass front (Corning Gorilla Glass 3).[3]

Galaxy A40

Hardware

Display

The device has a 5.9" FHD+ (2340 x 1080) 60 Hz Super AMOLED Infinity-U display, with an 19.5:9 aspect ratio.[3]

Battery

It has a 3100 mAh battery and supports 15W Fast Charging.[4]

Processor and Memory

The device uses the Exynos 7904 chipset (also used on the Galaxy A30), and is only sold with 64GB of storage (which uses eMMC 5.1[4]) and 4GB of RAM and is expandable to up to 512GB of external storage via the microSD card slot.[5]

Camera

It has a dual rear camera setup with a 16 MP (f/1.7) main camera and a 5 MP (f/2.2) ultra-wide camera. The front camera uses a 25 MP sensor.[6]

Software

The device originally shipped with Android 9.0 Pie and One UI 1.1.[6] It was eligible for 2 OS upgrades and 4 years of security updates.

Pre-installed OS OS Upgrades history End of support
1st 2nd
A40 Android 9 Pie
(One UI 1.1) 		Android 10
(One UI 2.0)
March 2020[7] 		Android 11
(One UI 3.0)
March 2021[8] 		May 2023[9][10]

References

  1. ↑ "Galaxy A40" (in en). https://www.samsungmobilepress.com/media-assets/galaxy_a40/undefined. 
  2. ↑ "Samsung Galaxy A40 arrives in Europe with 25 MP selfie camera". 2019-03-19. https://www.gsmarena.com/samsung_galaxy_a40_arrives_in_europe_with_25_mp_selfie_camera-news-36099.php. 
  3. ↑ 3.0 3.1 "Samsung Galaxy A40 review" (in en-US). 2019-04-30. https://www.gsmarena.com/samsung_galaxy_a40-review-1924.php. 
  4. ↑ 4.0 4.1 Schmitt, Florian (2019-05-09). "Samsung Galaxy A40 Smartphone Review" (in en). https://www.notebookcheck.net/Samsung-Galaxy-A40-Smartphone-Review.420287.0.html. 
  5. ↑ McCann, John (2019-04-10). "Hands on: Samsung Galaxy A40 review". https://www.techradar.com/reviews/samsung-galaxy-a40. 
  6. ↑ 6.0 6.1 Mishra, Abhijeet (2019-05-20). "Samsung Galaxy A40 review: A compact no-frills mid-range smartphone" (in en-US). https://www.sammobile.com/samsung/galaxy-a40/review/. 
  7. ↑ Shaik, Asif Iqbal (2020-03-16). "Galaxy A40 Android 10 update reportedly starts rolling out" (in en-US). https://www.sammobile.com/news/galaxy-a40-android-10-update-starts-rolling-out/. 
  8. ↑ Matei, Mihai (2021-03-22). "Android 11, the last major update for the Galaxy A40 is out now in Europe" (in en-US). https://www.sammobile.com/news/android-11-last-major-update-galaxy-a40-out-now-europe/. 
  9. ↑ "Samsung ends software support for Galaxy A10, A20, A40, and 3 tablets" (in en). 2023-05-03. https://www.gizmochina.com/2023/05/03/samsung-ends-software-support-for-galaxy-a10-a20-a40-and-3-tablets/. Retrieved 2023-06-11. 
  10. ↑ Matei, Mihai (2023-05-02). "Some Galaxy devices are saying goodbye to future updates" (in en-US). https://www.sammobile.com/news/some-galaxy-devices-are-saying-goodbye-to-future-updates/. "...Samsung has just ended support for three phones, namely the Galaxy A40, Galaxy A20, and Galaxy A10. They were released in the first half of 2019, which means Samsung ended support after four years." 



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