OnePlus 3 vs OnePlus 9 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.

8.7
OnePlus 3
9.0
OnePlus 9
OnePlus 3 OnePlus 9
Released · Jun 14, 2016
Released · Apr 02, 2021
5.5-inch · 1920x1080px
6.5-inch · 2400x1080px
Single camera
Triple camera
6GB · 64GB
8GB · 128GB
3000 mAh
4500 mAh
Check prices

Design

Dimensions
6.01 x 2.94 x 0.29 inches
152.7 x 74.7 x 7.35 mm
6.30 x 2.92 x 0.34 inches
160 x 74.2 x 8.7 mm
Weight
5.57 oz (158.0 g) 6.77 oz (192.0 g)
Materials
Back: Aluminum Back: Glass (Corning Gorilla Glass)
Frame: Aluminum
Biometrics
Fingerprint (touch) 2D Face unlock, Optical in-screen fingerprint
Features
Notification light
Keys
Left: Volume control; Right: Lock/Unlock key, Other
Colors
Gold, Gray Winter Mist, Arctic Sky, Astral Black

Display

Size
5.5-inch 6.5-inch
Resolution
1920x1080px, 401 PPI 2400x1080px, 20:9 ratio, 402 PPI
Technology
Super AMOLED AMOLED
Refresh rate
120Hz
Screen-to-body
73.15 % 87.27 %
Features
Scratch-resistant glass (Corning Gorilla Glass 4), Ambient light sensor, Proximity sensor HDR support, Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 820 MSM8996 Qualcomm Snapdragon 888 (5 nm)
Processor
Quad-core
Kryo
Octa-core
2840 MHz
Kryo 680
GPU
Adreno 530 Adreno 660
RAM
6GB (LPDDR4) 8GB (LPDDR5)
Internal storage
64GB 128GB (UFS 3.1)
Storage expansion
not expandable
OS
Android (6.0 Marshmallow), OnePlus OxygenOS UI Android (11), OxygenOS UI

Battery

Capacity
3000 mAh 4500 mAh
Charging
OnePlus Dash Charge OnePlus Warp Charge, Qi wireless charging
Charge speed
Wired: 65.0W
Wireless: 15.0W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Battery Life Estimate
5h 50min
Browsing
11h 29min
Video
9h 16min
Gaming
9h 6min

Camera

Rear
Single camera Triple camera
Main camera
16 MP (OIS, PDAF)
Aperture size: F2.0
Pixel size: 1.12 μm
48 MP (PDAF)
Aperture size: F1.8
Focal length: 23 mm
Sensor size: 1/1.4"
Pixel size: 1.12 μm
Second camera
50 MP (Ultra-wide)
Aperture size: F2.2
Focal Length: 14 mm
Sensor size: 1/1.56"
Third camera
2 MP (Black and White)
Flash
LED Dual LED
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (60 fps), 1280x720 (HD) (120 fps)
Video calling
7680x4320 (8K UHD) (30 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (480 fps)
HDR, Continuous autofocus, EIS
Front
8 MP, Video capture: 1920x1080 (Full HD) 16 MP (EIS)

Connectivity & Features

Bluetooth
4.2 5.2
WLAN
802.11 a,b,g,n,ac,dual-band 802.11 a,b,g,n,ac,ax(Wi-Fi 6),dual-band
MIMO, Wi-Fi Direct, Hotspot
USB
Type-C, USB 2.0 Type-C, USB 3.1
Location
GPS, A-GPS, Glonass, BeiDou GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers) Accelerometer, Gyroscope, Compass
Other
NFC, Tethering, Computer sync, OTA sync NFC

Multimedia

Headphones
3.5mm jack No 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Loudspeaker, Multiple speakers
Features
Album art cover, Background playback Dolby Atmos
Screen mirroring
Wireless screen share
Additional microphone(s)
Noise cancellation Noise cancellation

Cellular

5G
Bands n1, n2, n3, n5, n7, n8, n20, n25, n28, n38, n40, n41, n48, n66, n71, n77, n78
4G (FDD)
Bands 30(2300 WCS) 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)
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) Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900), 9(1700), 19(800)
Data Speed
LTE-A Cat 6 (300/50 Mbit/s), HSPA LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
Dual SIM
Yes
SIM type
Nano SIM Nano SIM

Regulatory Approval

FCC approval
Date approved: Mar 24, 2021
FCC ID value: 2ABZ2-EF136
Measured SAR
Head: 1.20 W/kg
Body: 0.78 W/kg
Simultaneous Transmission: 1.48 W/kg
Wireless Router: 1.18 W/kg

Buyers information

MSRP
$ 399 $ 729
In The Box
Screen Protector (pre-applied), Dash Charge Type-C Cable, Dash Charge Adapter, SIM Tray Ejector1x Quick Start Guide 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

Availability

Officially announced
Jun 14, 2016 Mar 23, 2021

Alternative variants

4G (FDD) Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)
4G (TDD) Bands 38(2600), 40(2300)
3G Bands 5(850), 8(900), 2(1900), 1(2100)
With 12GB RAM and 256GB storage
RAM 12GB
Internal storage 256GB
MSRP $ 829
FCC OKs Cingular\'s purchase of AT&T Wireless