Phone Comparison - Samsung Galaxy A21s vs Samsung Galaxy A42 5G vs Samsung Galaxy A52s 5G

general General Info

Manufacturer Samsung Samsung Samsung
Announced Expected Announcement - May 2020 2020, September 02 August 2021
Status Rumored Available. Released 2020, November 11 Coming Soon - September 2020
Colors Black, White, Blue Prism Dot Black, Prism Dot White, Prism Dot Gray Awesome Black, Awesome White, Awesome Purple, Awesome Mint
Form Factor Candybar Candybar Candybar
Dimension 8.9 mm thickness
(0.35 in thickness)
164.4 x 75.9 x 8.6 mm
(6.47 x 2.99 x 0.34 in)
159.9 x 75.1 x 8.4 mm
(6.3 x 2.96 x 0.33 in)
Weight 191 g (6.74 oz) 193 g (6.81 oz) 189 g (6.67 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), Hybrid 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 (dual-SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 38, 40, 41 - Europe
1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 34, 38, 39, 40, 41
2, 4, 5, 12, 17, 26, 40, 41, 66
5G Network - 1, 3, 5, 7, 8, 28, 40, 41, 78 SA/NSA/Sub6 - Europe
1, 3, 5, 7, 8, 28, 40, 41, 78, 79 SA/NSA/Sub6
1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 78 SA/NSA/Sub6
Messaging
Build Features - Fingerprint Sensor
- Fingerprint Sensor (under display, optical)
- Fingerprint Sensor (under display, optical)
IP67 dust/water resistant (up to 1m for 30 mins)

hardware Hardware and OS

OS Android 10.0 Android 10, upgradable to Android 11, One UI 3.1 Android 11
User Interface One UI 2.0 One UI 2.1 One UI 3.1
Processor Octa-core 2.0 GHz, Exynos 850 Octa-core (2x2.2 GHz Kryo 570 & 6x1.8 GHz Kryo 570), Qualcomm SM7225 Snapdragon 750 5G (8 nm) Octa-core (1x2.4 GHz Kryo 670 Prime & 3x2.2 GHz Kryo 670 Gold & 4x1.9 GHz Kryo 670 Silver), Qualcomm Snapdragon 778G 5G (6 nm)
GPU - Adreno 619 Adreno 642L
RAM 3 GB 8 GB 8 GB
Internal Memory 64 GB 128 GB 256 GB
External Memory microSDXC microSDXC microSDXC (uses shared SIM slot)

display Display

Type PLS TFT Capacitive Touchscreen HD+ Super AMOLED capacitive touchscreen FHD+ Super AMOLED Screen
120Hz Refresh Rate
800 nits (HBM)
Corning Gorilla Glass 5
Colors 16M colors 16M Colour 16M Colour
Size 6.55 inches 6.6 inches 6.5 inches
Resolution 720 x 1600 pixels (268 ppi) 720 x 1600 pixels (266 ppi) 1080 x 2400 pixels (405 ppi)
Screen-to-Body Ratio - 84.18% 84.90%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio - Unspecified Unspecified
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes

camera Camera

Rear Camera 48 MP + 8 MP + 2 MP 48 MP + 8 MP + 5 MP + 5 MP 64 MP + 12 MP + 5 MP + 5 MP
Flash LED Flash LED Flash LED Flash
Features 48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.4, (ultrawide), 1/4.0", 1.12µm
2 MP, f/2.4, (macro)
Panorama, HDR
48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, 12mm (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.4, (depth)
5 MP, f/2.4, (macro)
Panorama, HDR
64 MP, f/1.8, 26mm (wide), 1/1.7", 0.8µm, PDAF, OIS
12 MP, f/2.2, 123˚ (ultrawide), 1.12µm
5 MP, f/2.4, (macro)
5 MP, f/2.4, (depth)
panorama, HDR
Video 1080p@30fps 4K@30fps, 1080p@30fps, 720p@480fps 4K@30fps, 1080p@30fps
Front Camera 13 MP, f/2.3, 29mm (normal), 1/3.1", 1.12µm
HDR, Panorama
1080p@30fps [Similar]
20 MP, f/2.2, 0.8µm
HDR
1080p@30fps [Similar]
32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm
HDR
4K@30fps, 1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE-A HSPA 42.2/5.76 Mbps, LTE-A, 5G HSPA 42.2/5.76 Mbps, LTE-A (CA) Cat18 1200/150 Mbps, 5G
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE 5.2, 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, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB Yes 2.0, Type-C 1.0 reversible connector USB Type-C 2.0, USB On-The-Go
GPS Yes, with A-GPS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS
Browser Yes Yes Yes

memory User Memory

Internal 64 GB, 3 GB RAM or 32 GB, 3 GB RAM 128 GB, 8 GB RAM or 128 GB, 6 GB RAM or 128 GB, 4 GB RAM UFS 2.1 256 GB, 8 GB RAM or 128 GB, 8 GB RAM or 128 GB, 6 GB RAM
Expandable Storage microSDXC microSDXC microSDXC (uses shared SIM slot)
USB OTG Supported Supported Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor not present magnetic field sensor present magnetic field sensor present
Gyroscope Sensor gyroscope sensor not present gyroscope sensor present gyroscope sensor present
NFC NFC supported NFC supported NFC not supported

battery Battery

Type Non-removable Li-Po Battery
Battery Charging 10W
Non-removable Li-Po Battery
Fast battery charging 15W
Non-removable Li-Po Battery
Fast battery charging 25W
Capacity 5000 mAh 5000 mAh 4500 mAh
Stand by - - -
Talk Time - - -