Samsung Galaxy A40

Samsung Galaxy A40

Brand: Samsung

40,787

Times Rooted

8

Different Versions Rooted

84,640

Times Detected

1,004 users searched for this device.

Last searched: 2026-05-10

Key Features

5.9 inches

Display

16 MP

Camera

4GB

RAM

3100

Battery

Full Specifications

Overview

Brand
Samsung
Model
Samsung Galaxy A40
Released
2019, March 19
Status
Available. Released 2019, April
Dimensions
144.4 x 69.2 x 7.9 mm (5.69 x 2.72 x 0.31 in)
Weight
140 g (4.94 oz)
OS
Android 9.0 (Pie), upgradable to Android 11

Body

SIM
Nano-SIM, Nano-SIM + Nano-SIM
Build
Glass front (Gorilla Glass 3), plastic back, plastic frame
Weight
140 g (4.94 oz)
Dimensions
144.4 x 69.2 x 7.9 mm (5.69 x 2.72 x 0.31 in)

Misc

Price
About 260 EUR
Colors
Black, White, Blue, Coral
Models
SM-A405F, SM-A405FN, SM-A405FM, SM-A405S
SAR EU
0.49 W/kg (head)     1.34 W/kg (body)

Comms

NFC
Yes
USB
USB Type-C 2.0
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Radio
FM radio
Bluetooth
5.0, A2DP, LE
Positioning
GPS, GLONASS, GALILEO, BDS

Sound

3.5mm jack
Yes
Loudspeaker
Yes

Tests

Camera
Photo, /, Video
Display
548 nits max brightness (measured)
Loudspeaker
Voice 66dB / Noise 68dB / Ring 73dB
Performance
AnTuTu: 106388 (v7), GeekBench: 4112 (v4.4), GFXBench: 4.6fps (ES 3.1 onscreen)
Audio quality
Noise -91.0dB / Crosstalk -85.9dB
Battery (old)
Endurance rating 73h

Launch

Status
Available. Released 2019, April
Announced
2019, March 19

Memory

Internal
64GB 4GB RAM, 128GB 4GB RAM
Card slot
microSDXC (dedicated slot)

Battery

Type
Li-Po 3100 mAh, non-removable
Charging
15W wired

Display

Size
5.9 inches, 85.5 cm, 2, (~85.5% screen-to-body ratio)
Type
Super AMOLED
Protection
Corning Gorilla Glass 3
Resolution
1080 x 2340 pixels, 19.5:9 ratio (~437 ppi density)

Network

Speed
HSPA 42.2/5.76 Mbps, LTE (2CA) Cat12 600/150 Mbps
2G bands
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 1900 / 2100
4G bands
1, 3, 5, 7, 8, 20, 38, 40, 41
Technology
GSM / HSPA / LTE

Features

Sensors
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass

Platform

OS
Android 9.0 (Pie), upgradable to Android 11
CPU
Octa-core (2x1.77 GHz Cortex-A73 & 6x1.59 GHz Cortex-A53)
GPU
Mali-G71 MP2
Chipset
Exynos 7904 (14 nm)

Main Camera

Dual
16 MP, f/1.7, 26mm (wide), PDAF, 5 MP, f/2.2, 13mm (ultrawide)
Video
1080p@30fps
Features
LED flash, panorama, HDR

Selfie camera

Video
1080p@30fps
Single
25 MP, f/2.0, 25mm (wide), 1/2.8", 0.9µm

About Samsung Galaxy A40

Samsung Galaxy A40 is another flagship from Samsung's popular line of first class Android phones, released in the 2019.

Samsung Galaxy A40 has a wide variety of great specifications such as 64GB 4GB RAM, 128GB 4GB RAM with Exynos 7904 (14 nm) , as well as ultrasonic fingerprint sensor. The thing that makes this decent smartphone special is its sleek design and an amazing all-screen design with no notches at all.

Why Choose One Click Root?

We've been the trusted name in Android rooting since our inception, helping millions of users safely unlock their devices' full potential.

Proven Track Record

Over 500,000 successful root operations with comprehensive device support and community-verified methods. Our success rates are publicly tracked and verified.

One-Click Simplicity

Our automated tools make rooting accessible to everyone, from beginners to advanced users. No complex command-line operations required for most devices.

Comprehensive Guides

Detailed step-by-step tutorials, video guides, and troubleshooting resources ensure you never feel lost during the rooting process.

Active Support Community

Get help from experts and fellow users in our forums, Discord server, and through direct support channels. Never root alone.

Safety First Approach

All our methods include backup procedures, recovery options, and unroot capabilities. We prioritize device safety over quick solutions.

Always Up-to-Date

Our database and methods are continuously updated to support the latest devices, firmware versions, and security patches.