Samsung Galaxy A02 vs vivo Y15s vs Samsung Galaxy A13

General Info

Manufacturer
Samsung	vivo	Samsung
Announced
2021, January 27	November 2021	March 2022
Status
Available. Released 2021, January 27	Available - November 2021	Coming Soon - March 2022
Colors
Black, Blue, Red	Wave Green, Mystic Blue	Black, White, Peach, Blue
Form Factor
Candybar	Candybar	Candybar
Dimension
164 x 75.9 x 9.1 mm (6.46 x 2.99 x 0.36 in)	164 x 75.2 x 8.3 mm (6.46 x 2.96 x 0.33 in)	165.1 x 76.4 x 8.8 mm (6.5 x 3.01 x 0.35 in)
Weight
206 g (7.27 oz)	179 g (6.31 oz)	195 g (6.88 oz)
SIM Type
Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by)	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 model only)	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only)
3G Network
HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100	HSDPA 850 / 900 / 2100	HSDPA 850 / 900 / 1900 / 2100
4G Network
LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900) 20(800), 28(700), 32(1500), 38(2600), 40(2300), 41(2500)	1, 3, 5, 7, 8, 20, 28, 38, 39, 40, 41	LTE
Messaging

Build Features
-	- Fingerprint Sensor (side-mounted) )	- Fingerprint Sensor

OS
Android 10	Android 11 (Go edition)	Android 12
User Interface
One UI 2.5	Funtouch 11.1	One UI 4.1
Processor
Octa-core 1.8 GHz Cortex-A53, Qualcomm SM4250 Snapdragon 450 (11 nm)	Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53), Mediatek MT6765 Helio P35 (12nm)	Octa-core (4x2.2 GHz & 4x2.0 GHz), Exynos 850
GPU
Adreno 506	PowerVR GE8320	Mali-G52
RAM
2 GB	3 GB	6 GB
Internal Memory
32 GB	32 GB	128 GB
External Memory
microSDXC (dedicated slot)	microSDXC (dedicated slot)	microSDXC (dedicated slot)

Type
PLS TFT Display	HD+ IPS LCD Screen	FHD+ TFT LCD Screen 90Hz Refresh Rate Corning Gorilla Glass 5
Colors
16M Colour	16M Colors	16M Colors
Size
6.5 inches	6.51 inches	6.6 inches
Resolution
720 x 1520 pixels (259 ppi)	720 x 1600 pixels (270 ppi)	1080 x 2408 pixels (400 ppi)
Screen-to-Body Ratio
84.56%	82.67%	83.14%
Multi-Touch

Rear Camera
13 MP + 2 MP	13 MP + 2 MP	50 MP + 5 MP + 2 MP + 2 MP
Flash
LED Flash	LED Flash	LED flash
Features
13 MP, f/2.2, 28mm (wide), 1/3.1", 1.12µm, AF 2 MP, f/2.4, (depth)	13 MP, f/2.2, 27mm (wide), AF 2 MP, f/2.4, (depth) Panorama	50 MP, f/1.8, (wide), PDAF 5 MP, f/2.2, (ultrawide), 1/5", 1.12µm 2 MP, f/2.4, (depth) 2 MP, f/2.4, (macro) panorama, HDR
Video
1080p@30fps	1080p@30fps	1080p@30fps
Front Camera
8 MP, f/2.2, 1/4", 1.12µm	8 MP, f/2.0 1080p@30fps	8 MP, f/2.2, (wide) 1080p@30fps

GPRS
Yes	Yes	Yes
Edge
Yes	Yes	Yes
3G
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps	HSPA 42.2/5.76 Mbps, LTE	HSPA 42.2/5.76 Mbps, LTE-A
Bluetooth
4.2, A2DP, LE	5.0, A2DP, LE	Yes
Wi-Fi
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot	Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot	Yes
USB
microUSB 2.0	microUSB 2.0, USB On-The-Go	USB Type-C 2.0
GPS
Yes, with A-GPS, GLONASS, GALILEO, BDS	Yes, with A-GPS, GLONASS, GALILEO, BDS	Yes, with A-GPS, GLONASS, GALILEO, BDS
Browser
Yes	Yes	Yes

Internal
32 GB, 2 GB RAM	32 GB, 3 GB RAM eMMC 5.1	128 GB, 6 GB RAM Or 64 GB, 4 GB RAM or 32 GB, 3 GB RAM
Expandable Storage
microSDXC (dedicated slot)	microSDXC (dedicated slot)	microSDXC (dedicated slot)
USB OTG
Not Supported	Supported	Not Supported

Fingerprint

Proximity Sensor

Accelerometer Sensor

Magnetic-field Sensor (Compass)

Gyroscope Sensor

NFC

Type
Non-removable Li-Po Battery Battery Charging 10W	Non-removable Li-Po Battery Battery Charging 10W	Non-removable Li-Po Battery Fast battery Charging 25W
Capacity
5000 mAh	5000 mAh	5000 mAh
Stand by
-	-	-
Talk Time
-	-	-