Samsung Galaxy Note9 vs Samsung Galaxy S21 Specs Comparison

Compare phone and tablet specifications of up to three devices at once.

Comparison mode:

Specs Size

Display

Size:

6.4 inches

6.2 inches

Resolution:

2960 x 1440 pixels, 18.5:9 ratio, 516 PPI

2400 x 1080 pixels, 20:9 ratio, 424 PPI

Technology:

Super AMOLED

Dynamic AMOLED

Refresh rate:

120Hz (adaptive)

Screen-to-body:

83.51 %

86.06 %

Peak brightness:

1300 cd/m2 (nit)

Features:

HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 845 SDM845 (10 nm)

Qualcomm Snapdragon 888 (5 nm)

Processor:

Octa-core, 2800 MHz, Kryo 385, 64-bit

Octa-core, 1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680, 64-bit

GPU:

Adreno 630

Adreno 660

RAM:

6GB LPDDR4

8GB LPDDR5

Internal storage:

128GB

128GB (UFS 3.0), not expandable

Storage expansion:

microSDXC up to 512 GB

Device type:

Smartphone

OS:

Android (10, 9.0 Pie, 8.1 Oreo), Samsung One UI

Android (13, 12, 11), Samsung One UI

Battery

Capacity:

4000 mAh

Type:

Li - Ion, Not user replaceable

Li - Polymer, Not user replaceable

Charging:

Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging

Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging

Max charge speed:

Wired: 25.0W; Wireless: 15.0W

Camera

Rear:

Dual camera

Triple camera

Main camera:

12 MP (OIS, PDAF)

Specifications:

F1.5/F2.4; 26 mm; 1/2.55"; 1.4 μm

F1.8; 26 mm; 1/1.76"; 1.8 μm

Second camera:

12 MP (Telephoto, OIS, Autofocus)

64 MP (Telephoto, OIS, PDAF)

Specifications:

Optical zoom: 2.0x; Aperture size: F2.4; Focal Length: 52 mm; Sensor size: 1/3.4"; Pixel size: 1 μm

Aperture size: F2.0; Focal Length: 29 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm

Third camera:

12 MP (Ultra-wide, Autofocus)

Specifications:

Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Video recording:

3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)

7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)

Features:

Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, EIS

OIS, HDR, Hyperlapse, Continuous autofocus, Video light, EIS

Front:

8 MP (Wide Angle, Autofocus)

10 MP (PDAF, HDR)

Video capture:

2560x1440 (QHD) (30 fps)

3840x2160 (4K UHD) (60 fps)

Design

Dimensions:

6.37 x 3.01 x 0.35 inches (161.9 x 76.4 x 8.8 mm)

5.97 x 2.80 x 0.31 inches (151.7 x 71.2 x 7.9 mm)

Weight:

7.09 oz (201.0 g)

6.03 oz (171.0 g)

Materials:

Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum

Back: Plastic; Frame: Aluminum

Resistance:

Water, Dust; IP68

Biometrics:

Iris scanner, 2D Face unlock, Fingerprint (touch)

2D Face unlock, Ultrasonic in-screen fingerprint

Features:

Notification light, Stylus

Keys:

Left: Volume control, Lock/Unlock key; Right: Other

Right: Volume control, Lock/Unlock key

Colors:

Midnight black, Ocean blue, Cloud silver, Lavender purple

Phantom pink, Violet, Gray, White

Cellular

5G:

n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave

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), 14(700 PS), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 30(2300 WCS), 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+), 46, 48(3600)

UMTS:

Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)

Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)

Data Speed:

LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA

LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS

SIM type:

Nano SIM

HD Voice:

Yes

VoLTE:

Yes

Multimedia

Headphones:

3.5mm jack

No 3.5mm jack

Speakers:

Earpiece, Multiple speakers

Features:

32-Bit DAC, Dolby Atmos

32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus

Screen mirroring:

Wireless screen share

Radio:

FM, Stereo, RDS

Additional microphone(s):

for Noise cancellation

for Noise cancellation, Video recording

Connectivity & Features

Bluetooth:

5.0

Wi-Fi:

802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot

802.11 a, b, g, n, ac, ax (Wi-Fi 6), dual-band; MIMO, Wi-Fi Direct, Hotspot

USB:

Type-C (reversible), USB 3.1

Type-C (reversible), USB 3.2

Features:

Charging, OTG, Video out

Charging, Headphones port, OTG, Video out

Location:

GPS, A-GPS, Glonass, Cell ID, Wi-Fi positioning

GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning

Sensors:

Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer

Other:

NFC, ANT+

Hearing aid compatible:

M4, T3

M3, T3

Regulatory Approval

FCC approval:

Date approved:

Jul 03, 2018

Dec 08, 2020

FCC ID value:

A3LSMN960U

A3LSMG991U

Measured SAR:

Head:

0.27 W/kg

0.36 W/kg

Body:

0.76 W/kg

1.08 W/kg

Simultaneous Transmission:

1.59 W/kg

3.96 W/kg

Wireless Router:

1.35 W/kg

1.09 W/kg

Phablet:

3.90 W/kg

2.49 W/kg

Buyers information

Price:

$ 1000

$ 800

In The Box:

S Pen, USB Cable, Earphones, SIM removal tool, USB power adaptor, USB connector, Pen, nibs, Tweezer, Clear cover case, Quick start guide, USB connector leaflet.

C to C Data Cable, Ejection Pin