OnePlus 9 vs Samsung Galaxy S21 Specs Comparison

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

Display

Size:

6.5 inches

6.2 inches

Resolution:

2400 x 1080 pixels, 20:9 ratio, 402 PPI

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

Technology:

AMOLED

Dynamic AMOLED

Refresh rate:

120Hz

120Hz (adaptive)

Screen-to-body:

87.27 %

86.06 %

Peak brightness:

1300 cd/m2 (nit)

Features:

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

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

Hardware

System chip:

Qualcomm Snapdragon 888 (5 nm)

Processor:

Octa-core, 2840 MHz, Kryo 680, 64-bit

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

GPU:

Adreno 660

RAM:

8GB LPDDR5

Internal storage:

128GB (UFS 3.1), not expandable

128GB (UFS 3.0), not expandable

Device type:

Smartphone

OS:

Android (11), OxygenOS UI

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

Battery

Capacity:

4500 mAh

4000 mAh

Type:

Not user replaceable

Li - Polymer, Not user replaceable

Charging:

OnePlus Warp Charge, Qi 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: 65.0W; Wireless: 15.0W

Wired: 25.0W; Wireless: 15.0W

Camera

Rear:

Triple camera

Main camera:

48 MP (PDAF)

12 MP (OIS, PDAF)

Specifications:

F1.8; 23 mm; 1/1.4"; 1.12 μm

F1.8; 26 mm; 1/1.76"; 1.8 μm

Second camera:

50 MP (Ultra-wide)

64 MP (Telephoto, OIS, PDAF)

Specifications:

Aperture size: F2.2; Focal Length: 14 mm; Sensor size: 1/1.56"

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

Third camera:

2 MP (Black and White)

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:

7680x4320 (8K UHD) (30 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (480 fps)

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

Features:

HDR, Continuous autofocus, EIS

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

Front:

16 MP (EIS)

10 MP (PDAF, HDR)

Video capture:

3840x2160 (4K UHD) (60 fps)

Design

Dimensions:

6.30 x 2.92 x 0.34 inches (160 x 74.2 x 8.7 mm)

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

Weight:

6.77 oz (192.0 g)

6.03 oz (171.0 g)

Materials:

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

Back: Plastic; Frame: Aluminum

Resistance:

Water, Dust; IP68

Biometrics:

2D Face unlock, In-screen fingerprint

2D Face unlock, Ultrasonic in-screen fingerprint

Keys:

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

Right: Volume control, Lock/Unlock key

Colors:

Winter Mist, Arctic Sky, Astral Black

Phantom pink, Violet, Gray, White

Cellular

5G:

n1, n2, n3, n5, n7, n8, n20, n25, n28, n38, n40, n41, n48, n66, n71, n77, n78

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

4G (FDD):

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), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 30(2300 WCS), 32(1500 L-band), 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)

4G (TDD):

Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)

3G:

Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900), 9(1700), 19(800)

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

SIM type:

Nano SIM

Multimedia

Headphones:

No 3.5mm jack

Speakers:

Earpiece, Loudspeaker, Multiple speakers

Earpiece, Multiple speakers

Features:

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:

5.2

5.0

Wi-Fi:

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, Headphones port, Mass storage device

Charging, Headphones port, OTG, Video out

Location:

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

Sensors:

Accelerometer, Gyroscope, Compass

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

Other:

NFC

NFC, ANT+

Hearing aid compatible:

M3, T3

Regulatory Approval

FCC approval:

Date approved:

Mar 24, 2021

Dec 08, 2020

FCC ID value:

2ABZ2-EF136

A3LSMG991U

Measured SAR:

Head:

1.20 W/kg

0.36 W/kg

Body:

0.78 W/kg

1.08 W/kg

Simultaneous Transmission:

1.48 W/kg

3.96 W/kg

Wireless Router:

1.18 W/kg

1.09 W/kg

Phablet:

2.49 W/kg

Buyers information

Price:

$ 729

$ 800

In The Box:

Warp Charge 65 Power Adapter, Warp Charge Type-C to Type-C Cable, Quick Start Guide, Welcome Letter, Safety Information and Warranty Card, OnePlus Sticker, SIM Tray Ejector

C to C Data Cable, Ejection Pin