Phone Comparison - Samsung Galaxy A42 5G vs Samsung Galaxy S21 5G vs Samsung Galaxy A33 5G

general General Info

Manufacturer Samsung Samsung Samsung
Announced 2020, September 02 2021, January 14 March 2022
Status Available. Released 2020, November 11 Coming soon. Exp. release 2021, January 29 Coming Soon - April 2022
Price - Rs. 69,999 ($799.99) [Similarly Priced] -
Colors Prism Dot Black, Prism Dot White, Prism Dot Gray Phantom Gray, Phantom White, Phantom Violet, Phantom Pink Black, White, Blue, Peach
Form Factor Candybar Candybar Candybar
Dimension 164.4 x 75.9 x 8.6 mm
(6.47 x 2.99 x 0.34 in)
151.7 x 71.2 x 7.9 mm
(5.97 x 2.8 x 0.31 in)
159.7 x 74 x 8.1 mm
(6.29 x 2.91 x 0.32 in)
Weight 193 g (6.81 oz) 169 g (5.96 oz) 186 g (6.56 oz)
SIM Type Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM and/or eSIM), Hybrid 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)
CDMA2000 1xEV-DO
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Network HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network 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
LTE LTE
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
SA/NSA/Sub6/mmWave -
Messaging
Build Features - Fingerprint Sensor (under display, optical)
- Fingerprint Sensor (under display, ultrasonic)
Samsung Pay (Visa, MasterCard certified)
IP68 dust/water resistant (up to 1.5m for 30 mins)
Samsung DeX, Samsung Wireless DeX (desktop experience support) ANT+
- Fingerprint Sensor (under display, optical)
IP67 dust/water resistant (up to 1m for 30 mins)

hardware Hardware and OS

OS Android 10, upgradable to Android 11, One UI 3.1 Android 11 Android 12
User Interface One UI 2.1 One UI 3.1 One UI 4.1
Processor Octa-core (2x2.2 GHz Kryo 570 & 6x1.8 GHz Kryo 570), Qualcomm SM7225 Snapdragon 750 5G (8 nm) Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International / Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680 - USA/China/Korea, Exynos 2100 - International / Qualcomm Snapdragon 888 - USA/China/Korea Octa-core (2x2.4 GHz & 6x2.0 GHz), Exynos 1280 processor
GPU Adreno 619 Mali-G78 MP14 - International / Adreno 660 - USA/China/Korea Mali-G68
RAM 8 GB 8 GB 8 GB
Internal Memory 128 GB 256 GB 256 GB
External Memory microSDXC microSDXC (uses shared SIM slot) microSDXC

display Display

Type HD+ Super AMOLED capacitive touchscreen FHD+ Dynamic AMOLED 2X Display
120Hz Refresh Rate
HDR10+
1300 nits (peak)
Corning Gorilla Glass Victus
Always-on display
FHD+ Super AMOLED Screen
90Hz Refresh Rate
Corning Gorilla Glass 5
Colors 16M Colour 16M Colour 16M Colors
Size 6.6 inches 6.2 inches 6.4 inches
Resolution 720 x 1600 pixels (266 ppi) 1080 x 2400 pixels (424 ppi) 1080 x 2400 pixels (411 ppi)
Screen-to-Body Ratio 84.18% 86.12% 83.77%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes no yes
Radio Unspecified FM radio (Snapdragon model only; market/operator dependent) Unspecified
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes

camera Camera

Rear Camera 48 MP + 8 MP + 5 MP + 5 MP 12 MP + 64 MP + 12 MP 48 MP + 8 MP + 5 MP + 2 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/2.2, 12mm (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.4, (depth)
5 MP, f/2.4, (macro)
Panorama, HDR
12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, Dual Pixel PDAF, OIS
64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom
12 MP, f/2.2, 13mm (ultrawide), 1.4µm, Super Steady video
Auto-HDR, Panorama
48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF, OIS
8 MP, f/2.2, 123˚, (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
panorama, HDR
Video 4K@30fps, 1080p@30fps, 720p@480fps 8K@24/30fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS & OIS 4K@30fps, 1080p@30/120fps
Front Camera 20 MP, f/2.2, 0.8µm
HDR
1080p@30fps [Similar]
10 MP, f/2.2, 26mm (wide), 1/3.2", 1.22µm, Dual Pixel PDAF, Dual video call, Auto-HDR, 4K@30/60fps, 1080p@30fps [Similar] 13 MP, f/2.2, (wide), 1.12µm
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, 5G HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G HSPA 42.2/5.76 Mbps, LTE-A, 5G
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE 5.1, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB 2.0, Type-C 1.0 reversible connector USB Type-C 3.2, USB On-The-Go USB Type-C 2.0, USB On-The-Go
GPS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, BDS, GALILEO Yes, with A-GPS, GLONASS, GALILEO, BDS
Browser Yes Yes Yes

memory User Memory

Internal 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 UFS 3.1 256 GB, 8 GB RAM or 128 GB, 8 GB RAM or 128 GB, 6 GB RAM
Expandable Storage microSDXC microSDXC (uses shared SIM slot) microSDXC
USB OTG Supported Supported Supported

Apps Sensors

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

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 15W
Non-removable Li-Po Battery
Fast battery charging 25W
USB Power Delivery 3.0
Fast Qi/PMA wireless charging 15W
Power bank/Reverse wireless charging 4.5W
Non-removable Li-Po Battery
Fast battery Charging 25W
Capacity 5000 mAh 4000 mAh 5000 mAh
Stand by - - -
Talk Time - - -