Samsung Galaxy S III vs Samsung Galaxy A40

$199.00 VIEW ON AMAZON
$250.99 VIEW ON AMAZON

Display

Size

4.8 inches
5.9 inches

Resolution

720 x 1280 pixels
1080 x 2340 pixels

Pixel density

306 PPI
437 PPI

Technology

Super AMOLED
Super AMOLED

Screen-to-body

65.82 %
85.73 %

Features

Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware & Performance

System chip

Samsung Exynos 4 Quad 4412
Samsung Exynos 7 Octa 7885

Processor

Quad-core, 1400 MHz, ARM Cortex-A9
Octa-core, 1800 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm

GPU

Mali-400 MP4
Mali-G71 MP2

RAM

1GB
4GB

Internal storage

32GB
64GB

Storage expansion

microSDXC up to 64 GB
microSDXC up to 512 GB

OS

Android (4.3, 4.1.2, 4.1.1, 4.0.4), Samsung TouchWiz UI
Android (9.0 Pie), Samsung One UI

Battery

Capacity

2100 mAh
3100 mAh

Type

Li - Ion, User replaceable
Li - Polymer, Not user replaceable

Charging

 
Samsung Adaptive Fast Charging

Camera

Rear

Single camera
Dual camera

Main camera

8 megapixels
 

Features

Autofocus, CMOS image sensor, Back-illuminated sensor (BSI)
Phase-detection autofocus

Second camera

 
5 megapixels

Features

 
Ultra-wide

Video recording

1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)

Features

Digital image stabilization, Video calling
Hyperlapse, Video calling, Video sharing

Front

1.9 megapixels
25 megapixels

Design

Dimensions

5.38 x 2.78 x 0.34 inches (136.6 x 70.6 x 8.6 mm)
5.69 x 2.72 x 0.31 inches (144.4 x 69.2 x 7.9 mm)

Weight

4.69 oz (133 g)
the average is 6.2 oz (177 g)
4.94 oz (140 g)
the average is 6.2 oz (177 g)

Materials

Back: Plastic
Back: Plastic

Biometrics

 
2D Face unlock, Fingerprint (touch)

Features

Notification light
 

Colors

Black, Gray, Brown, Pink, Blue, Red, White
Black, Coral, Blue, White

Cellular

LTE (FDD)

 
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)

LTE (TDD)

 
Bands 38(2600), 40(2300), 41(2600+)

UMTS

850, 900, 1900, 2100 MHz
850, 900, 1900, 2100 MHz

Data Speed

HSDPA+ (4G) 21.1 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
LTE-A Cat 12/13 (600/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM

 
Yes

SIM type

Micro SIM
Nano SIM

Multimedia

Headphones

3.5mm jack
3.5mm jack

Features

Album art cover, Background playback, Custom equalizer, Preset equalizer
Dolby Atmos, Album art cover, Background playback

Connectivity & Features

Bluetooth

4.0
5.0

Wi-Fi

802.11 a, b, g, n, dual-band; Hotspot, Wi-Fi Direct
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot

USB

microUSB, USB 2.0
Type-C (reversible), USB 2.0

Features

OTG, Video out, Charging
Charging, Mass storage device

Sensors

Accelerometer, Gyroscope, Compass, Barometer
Accelerometer, Gyroscope, Compass, Hall (for flip covers)

Other

NFC, Tethering, Computer sync, OTA sync
NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync

Phone features

Notifications

Haptic feedback, (MP3)
 

Other features

Voice dialing, Voice commands, Voice recording
 
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