Samsung Galaxy Core Max vs Samsung Galaxy A3 vs Samsung Galaxy A40

General Info

Manufacturer
Samsung	Samsung	Samsung
Announced
October 2014	October 2014	March 2019
Status
Available - October 2014	Available - November 2014	Coming Soon - April 2019
Price
Rs. 15,499 ($227.93) [Similarly Priced]	Rs. 14,265 ($209.78) [Similarly Priced]	-
Colors
White, Black	Pearl White, Midnight Black, Platinum Silver, Soft Pink, Light B	Black, White, Blue, Coral
Form Factor
Candybar	Candybar	Candybar
Dimension
136.3 x 69.6 x 8mm (5.37 x 2.74 x 0.31in)	130.1 x 65.5 x 6.9 mm ( 5.12 x 2.58 x 0.27 in)	144.3 x 69.1 x 7.9 mm (5.68 x 2.72 x 0.31 in)
Weight
132 g (4.66 oz)	110.3 g (3.88.0.11 oz)	-
SIM Type
-	-	Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by)
2G Network
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Network
HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100
4G Network
LTE	LTE	LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500)
Messaging
SMS, MMS, EMail, IM	SMS, MMS, Push Mail, EMail, IM
Build Features
-	-	- Fingerprint Sensor

OS
Android OS, v4.4.2 (KitKat)	Android OS, v4.4.2 (KitKat)	Android 9.0 (Pie)
Processor
Quad-core 1.2 GHz,	Quad-core 1.2 GHz,	Octa-core (2x1.8 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53), Exynos 7885 Octa (14 nm)
GPU
-	-	Mali-G71
RAM
1 GB	1 GB	4 GB
Internal Memory
8 GB ROM	16 GB	64 GB
External Memory
microSD, up to 64 GB	microSD, up to 64 GB	microSD, up to 512 GB (dedicated slot)

Type
Super AMOLED Capacitive Touchscreen	Super AMOLED Capacitive Touchscreen	Super AMOLED Capacitive Touchscreen
Colors
16M colors	16M colors	16M colors
Size
4.8 inches	4.5 inches	5.9 inches
Resolution
540 x 960 pixels (229 ppi)	540 x 960 pixels (245 ppi)	1080 x 2280 pixels (428 ppi)
Screen-to-Body Ratio
67.23%	65.39%	86.97%
Multi-Touch

Rear Camera
8 MP, 3264x2448 pixels	8 MP, 3264x2448 pixels	16 MP + 5 MP
Flash
LED flash	LED flash	LED Flash
Features
Auto focus, Geo-tagging, Touch Focus, Face Detection	Auto focus, Geo-tagging, Face Detection, Panorama, HDR, Wide Selfie, Rear-cam Selfie	16 MP, f/2.0, PDAF 5 MP, f/2.2, 12mm, (ultrawide) Panorama, HDR
Video
1080p	1080p@30fps	2160p@30fps, 1080p@30fps
Front Camera
5 MP, 720p	5 MP	25 MP, 1080p@30fps

GPRS
Yes	Yes	Yes
Edge
Yes	Yes	Yes
3G
HSPA; LTE	HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL	HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat12 600/150 Mbps
Bluetooth
v4.0, A2DP	v4.0, BLE, ANT+	4.2, A2DP, LE
Wi-Fi
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, Wi-Fi hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot
USB
microUSB v2.0	microUSB v2.0	Type-C 1.0 reversible connector
GPS
Yes, with A-GPS	Yes, with A-GPS, GLONASS	Yes, with A-GPS, GLONASS, BDS
Browser
HTML5	HTML5	Yes

Internal
8 GB ROM, 1 GB RAM	16 GB, 1 GB RAM	64 GB, 4 GB RAM
Expandable Storage
microSD, up to 64 GB	microSD, up to 64 GB	microSD, up to 512 GB (dedicated slot)
USB OTG
-	-	Supported