4G
Super AM-OLED
Smartphone
Samsung SM-A3058/DS Galaxy A40s 4G+ 2019 Dual SIM TD-LTE CN (Samsung AM305)
Samsung · Announced Apr 2019
About Samsung Galaxy A40s
The Samsung Galaxy A40s offers a sizable 6.38-inch color AM-OLED display with a resolution of 720 by 1560 pixels, delivering vibrant visuals in a compact footprint. Its sleek dimensions measure 75.1 by 159.1 by 8.5 millimeters, and it weighs 174 grams, keeping it lightweight and pocket-friendly.
Under the hood, the phone runs on Google Android 9.0 Pie and is equipped with 6 GB of RAM for smooth multitasking. A substantial 5000 mAh battery ensures extended usage, while the single SIM configuration caters to users who prefer a straightforward setup.
Technical Specifications
Display
Size
6.38 inch
Type
Super AM-OLED
Resolution
720x1560
Color depth
24-bit, 8-bit HDR
Panel
Samsung
Subpixel
RGBG PenTile Matrix (2 subpixels)
Screen-to-body
83.7%
Active area
67.93 × 147.18 mm
Touch
Capacitive multi-touch sensing screen, 10-point
Notch
Yes
Performance
Processor
Exynos 7 Octa 7904
CPU
Octa-core, up to 1.8 GHz
GPU
ARM Mali-G71
Process
14 nm
Platform
Google Android
Memory
RAM
6 GiB
Battery
Capacity
5000 mAh
Type
Lithium-ion
Cameras
Main
4160×3120 · 1× optical
visibility
Megapixels
13
Aperture
ƒ/1.9
Sensor
BSI CMOS
Focus
Phase-Detection Autofocus (PD AF)
Flash
single LED
Formats
JPG
Features
HDR photo, Red-eye effect reduction, Slow motion video, Burst mode, Touch focus, Macro mode, Panorama Photo, Face detection, Face tagging, Smile detection, +2 more
Front
4608×3456
visibility
Megapixels
15.9
Sensor
BSI CMOS
Formats
JPG
Features
HDR photo, HDR video, Burst mode, Panorama Photo, Face detection, Face tagging, Smile detection, Face retouch, Face retouch (video)
Dimensions
Size
75.1 × 159.1 × 8.5 mm
Weight
174 g
Connectivity
Wi-Fi
Wi-Fi 5
Wi-Fi services
Wi-Fi Direct, Wi-Fi Tethering
Bluetooth profiles
A2DP, A2DP with aptX codec, AVRCP, DIP, HCRP, HFP, HID, HSP, MAP, OPP, PAN, PBA
USB
USB Type-C reversible
USB services
USB charging, USB fast charging, USB Host, USB On-The-Go 1.3, USB Power Delivery
GPS
GPS, GLONASS, Galileo, BeiDou
GPS services
Simultaneous GPS (S-GPS), Assisted GPS, Geotagging, QuickGPS
FM radio
Yes
LTE · 8 bandsTD-LTE · 6 bandsUMTS · 4 bandsGSM · 4 bandsCDMA · 1 bandsTD-SCDMA · 2 bands
All LTE bands (8)
- LTE 1700/2100 MHz (Band 4, AWS)
- LTE 1800 MHz (Band 3)
- LTE 2100 MHz (Band 1)
- LTE 2600 MHz (Band 7)
- LTE 700 MHz (Band 12)
- LTE 700 MHz (Band 17)
- LTE 850 MHz (Band 5)
- LTE 900 MHz (Band 8)
All TD-LTE bands (6)
- TD-LTE 1900 MHz (Band 39)
- TD-LTE 2000 MHz (Band XXXIV)
- TD-LTE 2300 MHz (Band XL)
- TD-LTE 2500 MHz (Band XLI)
- TD-LTE 2500 MHz (Band XLI) bands
- TD-LTE 2600 MHz (Band 38)
All UMTS bands (4)
- UMTS 1900MHz (Band II, PCS)
- UMTS 2100MHz (Band I, IMT)
- UMTS 850MHz (Band V, CLR)
- UMTS 900MHz (Band VIII)
All GSM bands (4)
- GSM 1800MHz (B3)
- GSM 1900MHz (PCS, B2)
- GSM 850MHz (B5)
- GSM 900MHz (B8)
All CDMA bands (1)
- CDMA 800MHz (BC0, 850)
All TD-SCDMA bands (2)
- TD-SCDMA 1900 MHz (B39)
- TD-SCDMA 2000 MHz (B34)
Audio
Channels
stereo
Output
3.5mm
Sensors
Sensors
Accelerometer, Compass, Fingerprint sensor, Gyroscope, Light intensity sensor, Proximity sensor
Features
Fingerprint
Yes (fingerprint sensor)
SIM
Nano-SIM (4FF) · Dual standby
Carrier
China Mobile Limited
Markets
Asia (China)
Extras
Haptic touch feedback
Software extras
Voice Command, Navigation software, Face Recognition
Regulatory
Data status
Final
Model Variants
1 other phones with the same base model: Samsung Galaxy A40s
Live Contract Deals
Placeholder
Deals integration coming soon