Samsung Galaxy A20 vs Samsung Galaxy A40 vs Samsung Galaxy A10s

General Info

Manufacturer
Samsung	Samsung	Samsung
Announced
March 2019	March 2019	August 2019
Status
Coming Soon - April 2019	Coming Soon - April 2019	Available - August 2019
Price
-	-	Rs. 9,499 ($0.00) [Similarly Priced]
Colors
Blue, Black	Black, White, Blue, Coral	Blue, Green, Red, Black
Form Factor
Candybar	Candybar	Candybar
Dimension
-	144.3 x 69.1 x 7.9 mm (5.68 x 2.72 x 0.31 in)	156.9 x 75.8 x 7.8 mm (6.18 x 2.98 x 0.31 in)
Weight
-	-	168 g (5.93 oz)
SIM Type
Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by)	Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by)	Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by)
2G Network
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only)	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only)
3G Network
HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100
4G Network
LTE	LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500)	LTE band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500)
Messaging

Build Features
- Fingerprint Sensor	- Fingerprint Sensor	- Fingerprint Sensor

OS
Android 9.0 (Pie)	Android 9.0 (Pie)	Android 9.0 (Pie)
Processor
Octa-core (2x1.6 GHz & 6x1.35 GHz), Exynos 7884 Octa	Octa-core (2x1.8 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53), Exynos 7885 Octa (14 nm)	Octa-core (4x2.0 GHz & 4x1.5 GHz), Exynos processor
GPU
-	Mali-G71	-
RAM
3 GB	4 GB	2 GB
Internal Memory
32 GB	64 GB	32 GB
External Memory
microSD, up to 512 GB (dedicated slot)	microSD, up to 512 GB (dedicated slot)	microSD, up to 1 TB (dedicated slot)

Type
Super AMOLED Capacitive Touchscreen	Super AMOLED Capacitive Touchscreen	IPS LCD Capacitive Touchscreen
Colors
16M colors	16M colors	16M colors
Size
6.4 inches	5.9 inches	6.2 inches
Resolution
720 x 1560 pixels (268 ppi)	1080 x 2280 pixels (428 ppi)	720 x 1520 pixels (271 ppi)
Screen-to-Body Ratio
-	86.97%	80.84%
Multi-Touch

Rear Camera
13 MP + 5 MP	16 MP + 5 MP	13 MP + 2 MP
Flash
LED Flash	LED Flash	LED Flash
Features
13 MP, f/1.9, 28mm (wide), AF 5 MP, f/2.2, depth sensor Panorama, HDR	16 MP, f/2.0, PDAF 5 MP, f/2.2, 12mm, (ultrawide) Panorama, HDR	13 MP, f/1.8, 28mm (wide), AF 2 MP, f/2.4, depth sensor Panorama, HDR
Video
1080p@30fps	2160p@30fps, 1080p@30fps	1080p@30fps
Front Camera
8 MP, f/2.0	25 MP, 1080p@30fps	8 MP, f/2.0

GPRS
Yes	Yes
Edge
Yes	Yes
3G
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps	HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat12 600/150 Mbps	HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth
4.2, A2DP, LE	4.2, A2DP, LE	5.0, A2DP, LE
Wi-Fi
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot	Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
USB
microUSB 2.0	Type-C 1.0 reversible connector	microUSB 2.0
GPS
Yes, with A-GPS, GLONASS, BDS	Yes, with A-GPS, GLONASS, BDS	Yes, with A-GPS, GLONASS
Browser
Yes	Yes	Yes

Internal
32 GB, 3 GB RAM	64 GB, 4 GB RAM	32 GB, 2 GB RAM
Expandable Storage
microSD, up to 512 GB (dedicated slot)	microSD, up to 512 GB (dedicated slot)	microSD, up to 1 TB (dedicated slot)
USB OTG
Supported	Supported	Supported

Fingerprint

Proximity Sensor

Accelerometer Sensor

Magnetic-field Sensor (Compass)

Gyroscope Sensor

NFC