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Samsung Galaxy Note10 vs Samsung Galaxy A21 Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

Comparison mode:
Specs Size
Differences only
9.1
Samsung Galaxy Note10
Samsung Galaxy A21
Samsung Galaxy Note10 Samsung Galaxy A21
Released · Aug 23, 2019
Released · Jun 29, 2020
6.3-inch · 2280x1080px
6.5-inch · 1600x720px
Triple camera
Quad camera
8GB · 256GB
3GB · 32GB
3500 mAh
4000 mAh
Check prices

Design

Dimensions
5.94 x 2.83 x 0.31 inches
151 x 71.8 x 7.9 mm 		6.61 x 3.02 x 0.32 inches
167.8 x 76.7 x 8.1 mm
Weight
5.89 oz (167.0 g) 6.81 oz (193.0 g)
Materials
Back: Glass (Corning Gorilla Glass 6)
Frame: Aluminum 		Back: Plastic
Frame: Plastic
Resistance
Water, Dust; IP68
Biometrics
2D Face unlock, Ultrasonic in-screen fingerprint Fingerprint (touch)
Features
Stylus
Keys
Left: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Aura glow, Aura white, Aura black Black

Display

Size
6.3-inch 6.5-inch
Resolution
2280x1080px, 19:9 ratio, 400 PPI 1600x720px, 20:9 ratio, 270 PPI
Technology
Dynamic AMOLED IPS LCD
Refresh rate
60Hz
Screen-to-body
91.34 % 79.20 %
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 855 SM8150 (7 nm) Mediatek Helio P35 MT6765 (12 nm)
Processor
Octa-core
2840 MHz
Kryo 485 		Octa-core
4x 2.3GHz Cortex-A53 + 4x 1.8GHz Cortex-A53
GPU
Adreno 640 PowerVR GE8320
RAM
8GB (LPDDR4) 3GB (LPDDR4)
Internal storage
256GB (UFS 3.0), available to use: 223.4 GB 32GB (eMMC 5.1), available to use: 19.8 GB
Storage expansion
not expandable microSDXC up to 512 GB
OS
Android (11, 10, 9.0 Pie), Samsung One UI Android (10), Samsung One UI

Battery

Capacity
3500 mAh 4000 mAh
Type
Li - Ion Li - Polymer
Charging
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging Fast charging
Charge speed
Wired: 25.0W
Wireless: 12.0W 		Wired: 15.0W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
10h 43min
Video
7h 45min
Gaming
Untested
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Triple camera Quad camera
Main camera
12 MP (OIS, PDAF)
Aperture size: F1.5/F2.4
Focal length: 27 mm
Sensor size: 1/2.55"
Pixel size: 1.4 μm 		16 MP (PDAF)
Aperture size: F1.8
Sensor size: 1/3.06"
Pixel size: 1 μm
Second camera
16 MP (Ultra-wide)
Optical zoom: 2.0x
Aperture size: F2.2
Focal Length: 13 mm
Pixel size: 1 μm 		8 MP (Ultra-wide)
Aperture size: F2.2
Sensor size: 1/4"
Pixel size: 1.12 μm
Third camera
12 MP (Telephoto, OIS, PDAF)
Optical zoom: 2.0x
Aperture size: F2.1
Focal Length: 52 mm
Sensor size: 1/3.6"
Pixel size: 1 μm 		2 MP (Macro)
Aperture size: F2.4
Fourth camera
2 MP (Depth information)
Aperture size: F2.4
Flash
LED LED
Video recording
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
OIS, HDR, Time-lapse video, Hyperlapse, EIS 		1920x1080 (Full HD) (30 fps)
Front
10 MP (Autofocus, HDR), Video capture: 3840x2160 (4K UHD) (30 fps) 13 MP, Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
802.11 a,b,g,n,ac,ax(Wi-Fi 6),dual-band
MIMO, Wi-Fi Direct, Hotspot 		802.11 a,b,g,n,ac,dual-band
Wi-Fi Direct, Hotspot
USB
Type-C, USB 3.1 Type-C, USB 2.0
Hearing aid compatible
M4/T3
Location
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer Accelerometer, Gyroscope, Compass
Other
NFC, ANT+ NFC

Multimedia

Headphones
No 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)
Noise cancellation

Cellular

4G (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), 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)
4G (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600) Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900) Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type
Nano SIM Nano SIM
HD Voice
Yes

Regulatory Approval

FCC approval
Date approved: Jul 22, 2019
FCC ID value: A3LSMN970U 		Date approved: Apr 17, 2020
FCC ID value: ZCASMA215U
Measured SAR
Head: 0.30 W/kg
Body: 0.95 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.02 W/kg
Phablet: 3.96 W/kg 		Head: 0.42 W/kg
Body: 1.27 W/kg
Simultaneous Transmission: 1.27 W/kg
Wireless Router: 1.27 W/kg

Buyers information

MSRP
$ 950 $ 250
In The Box
USB cable, OTG adapter, Travel adapter, Ejector tool, S Pen tips and tweezers, Extra earbuds, USB-C AKG headset, Terms and Conditions, Quick Reference guide and User manual This is the official Samsu​ng Galaxy A21 User Guide in English provided from the manufacturer.

Availability

Officially announced
Aug 07, 2019 Apr 08, 2020

Alternative variants

International version
System chip Samsung Exynos 9 9825 (7 nm)
Processor Octa-core
2700 MHz
Exynos M4, ARM Cortex-A75 and ARM Cortex-A55
GPU Mali-G76 MP12
Dual SIM Yes
FCC approval Date approved: Jul 16, 2019
FCC ID value: A3LSMN970F
Measured SAR Head: 0.27 W/kg
Body: 1.08 W/kg
Simultaneous Transmission: 3.85 W/kg
Wireless Router: 1.19 W/kg
Phablet: 2.38 W/kg
for Verizon
4G (FDD) Bands 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
4G (TDD) Bands 38(2600), 40(2300), 41(2600+)
3G Bands 5(850), 8(900), 2(1900), 1(2100)
for Verizon and Xfinity Mobile
4G (FDD) Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3)
3G Bands 5(850), 8(900), 2(1900), 1(2100)
for Sprint
4G (FDD) Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 13(700 c), 25(1900+), 26(850+), 66(AWS-3), 71(600)
4G (TDD) Bands 41(2600+)
for T-Mobile
4G (FDD) Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)
3G Bands 5(850), 4(1700/2100), 2(1900), 1(2100)
for AT&T
4G (FDD) Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 14(700 PS), 18(800 Lower), 19(800 Upper), 20(800 DD), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3)
4G (TDD) Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46
for Sprint
4G (FDD) Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)
4G (TDD) Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46
for US Cellular
4G (FDD) Bands 2(1900), 4(AWS-1), 5(850), 8(900), 12(700 a), 13(700 c), 18(800 Lower), 19(800 Upper), 25(1900+), 66(AWS-3), 71(600)
4G (TDD) Bands 38(2600), 39(1900+), 40(2300), 46
3G Bands 5(850), 8(900), 2(1900), 1(2100)
FCC OKs Cingular\'s purchase of AT&T Wireless