Samsung Galaxy S10 vs Samsung Galaxy A21
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Display
Size
Resolution
Technology
Dynamic AMOLED
IPS LCD
Screen-to-body
88.66 %
79.20 %
Features
HDR video support, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor
Hardware
System chip
Qualcomm Snapdragon 855
Mediatek Helio P35
Processor
GPU
Adreno 640
PowerVR GE8320
RAM
Internal storage
128GB
32GB (eMMC 5.1), available to use: 19.8 GB
Storage expansion
microSDXC up to 512 GB
microSDXC up to 512 GB
OS
Android (10, 9.0 Pie), Samsung One UI
Android (10), Samsung One UI
Battery
Capacity
3400 mAh
4000 mAh
Type
Li - Ion, Not user replaceable
Li - Polymer, Not user replaceable
Charging
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging
Fast charging
Max charge speed
Wired: 15.0W
Camera
Rear
Triple camera
Quad camera
Main camera
Specifications
Aperture size: F1.5/F2.4; Focal length: 26 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.8; Sensor size: 1/3.06"; Pixel size: 1 μm
Second camera
12 MP (Telephoto, OIS, PDAF)
8 MP (Ultra-wide)
Specifications
Optical zoom: 2x; Aperture size: F2.4; Focal Length: 52 mm; Sensor size: 1/3.6"; Pixel size: 1 μm
Aperture size: F2.2; Sensor size: 1/4"; Pixel size: 1.12 μm
Third camera
16 MP (Ultra-wide)
2 MP (Macro)
Specifications
Aperture size: F2.2; Focal Length: 12 mm; Sensor size: 1/3.1"; Pixel size: 1 μm
Aperture size: F2.4
Fourth camera
2 MP (Depth information)
Specifications
Aperture size: F2.4
Video recording
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
1920x1080 (Full HD) (30 fps)
Features
HDR, Time-lapse video, Hyperlapse, Picture-taking during video recording, Video light, EIS, Video calling, Video sharing
Front
10 MP (Autofocus, HDR)
13 MP
Design
Dimensions
Weight
the average is 6.2 oz (176 g)
the average is 6.2 oz (176 g)
Materials
Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum
Back: Plastic; Frame: Plastic
Resistance
Water, Dust; IP 68
Biometrics
2D Face unlock, Ultrasonic in-screen fingerprint
Fingerprint (touch)
Colors
Prism blue, Prism black, Prism white, Prism green, Flamingo pink
Black
Cellular
LTE (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)
LTE (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
UMTS
850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz
Data Speed
SIM type
Nano SIM
Nano SIM
HD Voice
Yes
Yes
Multimedia
Headphones
3.5mm jack
3.5mm jack
Speakers
Earpiece, Multiple speakers
Earpiece, Loudspeaker
Features
32-Bit DAC, Dolby Atmos, aptX-HD
Screen mirroring
Wireless screen share
Wireless screen share
Radio
FM
FM
Additional microphone(s)
for Noise cancellation
Connectivity & Features
Bluetooth
5.0
5.0
Wi-Fi
802.11 a, b, g, n, ac, ax, dual-band; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
USB
Type-C (reversible), USB 3.1
Type-C (reversible), USB 2.0
Features
Charging, OTG, Video out
Charging
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Heart rate, Barometer
Accelerometer, Gyroscope, Compass
Other
NFC, ANT+
NFC
Regulatory Approval
FCC approval
Date approved
Feb 01, 2019
Apr 17, 2020
Measured SAR
Head
0.39 W/kg
0.42 W/kg
Body
1.37 W/kg
1.27 W/kg
Simultaneous Transmission
1.59 W/kg
1.27 W/kg
Wireless Router
1.35 W/kg
1.27 W/kg
Phablet
3.99 W/kg
Buyers information
In The Box
Data cable, Travel adapter, Ejection Pin, USB Connector (OTG), Earphones by AKG, Quick Start Guide, Protective film
Price
$ 900
$ 250
