OnePlus 9 Review

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Main Features

Launched in March 2021

6.6" - 402 PPI

3 Cameras

Qualcomm Snapdragon 888 5G Chipset

128/256 GB Storage

4500 mAh Battery

192 g (6.77 oz)

Replaced OnePlus 8T

Expected OS Support Ends in: Ended

Expected Security Support Ends in: Ended

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OnePlus 9 Overview

OnePlus 9 is a Android phone with a 48.0 MP main camera and a 16.0 MP selfie camera. 9 features a 6.6" sized AMOLED screen with 1080 x 2400 pixels resolution. OnePlus released 9 to market in March 2021.

OnePlus replaced the older OnePlus 8T with this model. Follow the link to read our detailed comparison of this model:
Compare OnePlus 9 vs OnePlus 8T

Here are the 5 latest OnePlus smartphones that are released.

OnePlus Series History

Model	Release Date	Screen Size	Cameras	Weight
OnePlus Ace 5 Compare	December 2024	6.8"	3 (50 MP + 8 MP + 2 MP)	223 g (7.87 oz)
OnePlus Ace 5 Pro Compare	December 2024	6.8"	3 (50 MP + 8 MP + 2 MP)	217 g (7.65 oz)
OnePlus 13 Compare	November 2024	6.8"	3 (50 MP + 50 MP + 50 MP)	210 g (7.41 oz)
OnePlus Nord 4 Compare	August 2024	6.7"	2 (50 MP + 8 MP)	199.5 g (7.04 oz)
OnePlus Nord CE4 Lite Compare	July 2024	6.7"	2 (50 MP + 2 MP)	191 g (6.74 oz)

OnePlus 9 PROs and CONs Review

Now let's get in to more details of our OnePlus 9 review by analysing its specs and features and listing out its pros and cons compared to average competitor phones in its class.

PROs

High PPI of 402 ppi

High Screen Refresh rate of 120 Hz

Adaptive Refresh Rate Screen

High Max Screen Brightness of 1100 nits

HDR Support (HDR10+)

High Max HDR Brightness of 1100 nits

Large 6.6" Screen

High Screen to Body ratio of 87.6%

Always-on Screen

DCI-P3 Color Space

Screen covers 98.9% of RBG color space

Fingerprint Scanner (in-display)

8/12GB RAM

128/256 GB Storage

4500 mAh Battery

65 W Max Charging Power

Wireless Charging Support(15 W)

Fast Charging Support (100% in 29 min)

48 MP Main Camera

50.0MP Ultra-wide Camera

8K Video Recording Up to Up to 30FPS

4K Video Recording Up to Up to 120FPS

240 FPS (1080p) Slow Motion recording

3 (48 MP + 50 MP + 2 MP) Rear Lenses

Bokeh Mode

RAW Support

Pro Shooting Mode

16 MP Selfie Camera

Bluetooth v5.2

USB Type-C v3.1

NFC (Near-field communication)

2 SIM Slots

5G Support

Stereo Speakers

Dolby Atmos Support

Barometer Sensor

CONs

No significant CONS

Most Popular Alternatives to OnePlus 9

Here are the 8 phones that our readers compare the most with the OnePlus 9:

OnePlus Popular Comparisons

Model	Release Date	Screen Size	Weight
OnePlus 8T Compare	October 2020	6.6"	188 g (6.63 oz)
Apple iPhone 15 Pro Compare	September 2023	6.1"	187 g (6.6 oz)
Apple iPhone 16 Pro Compare	September 2024	6.3"	199 g (7.02 oz)
Apple iPhone 14 Pro Compare	September 2022	6.1"	206 g (7.27 oz)
OnePlus Nord 4 Compare	August 2024	6.7"	199.5 g (7.04 oz)
OnePlus Nord CE4 Lite Compare	July 2024	6.7"	191 g (6.74 oz)
OnePlus Ace 3 Pro Compare	June 2024	6.8"	212 g (7.48 oz)
OnePlus 12 Compare	February 2024	6.8"	220 g (7.76 oz)

OnePlus 9 Features and Specification

The OnePlus 9 was released in March 2021, following the OnePlus 8T. This device has reached the end of its lifecycle and may be vulnerable to security risks or compatibility issues. Exercise caution when downloading apps and avoid storing sensitive information on it.

GENERAL
Brand	OnePlus
Launch Date	March 2021
Predecessor Model	OnePlus 8T
Operating System	Android 11 (Can be upgraded to Android 13)
PHYSICAL SPECS
Height	160 mm (6.3")
Width	74.2 mm (2.92")
Thickness	8.7 mm (0.34")
Weight	192 g (6.77 oz)
Waterproof	No
Available Colors	Black Blue Purple
Rear Material	Glass
Frame Material	Plastic
SCREEN
Screen Size	6.55"
Aspect Ratio	20:9
Resolution	1080 x 2400 pixels
PPI	402
Refresh Rate	120 Hz
Adaptive Refresh Rate
Max Brightness	1100 nits
Max Brightness in HDR	1100 nits
HDR Support	HDR10+
Screen Protection	Corning Gorilla Glass 5
Screen-to-Body Ratio	87.6%
Display Features	DCI-P3 Always-On Display DC Dimming
RGB Color Space	98.9%
PWM	323 Hz
Response Time	13 ms
Contrast	∞ Infinity
CHIPSET
Chipset	Qualcomm Snapdragon 888 5G
CPU Cores	8 (1 + 3 + 4)
Architecture	4 cores @1.8 GHz: Kryo 680 Silver (Cortex-A55) 3 cores @2.42 GHz: Kryo 680 Gold (Cortex-A78) 1 core @2.84 GHz: Kryo 680 Prime (Cortex-X1)
Max Clock	2840 MHz
L3 Cache	4 MB
Lithography Process	5 nm
Graphics	Adreno 660
GPU Clock	840 MHz
GPU Shading Units	1024
FLOPS	~1622 GFLOPS
RAM and STORAGE
RAM Size	8/12 GB
Memory Type	LPDDR5
Memory Clock	2840 MHz
Channels	4
Storage Size	128/256 GB
Storage Type	UFS 3.1
Memory Card	No
BATTERY and CHARGING
Battery Capacity	4500 mAh
Max Charging Power	65 W
Battery Type	Li-Po
Replaceable Battery	No
Wireless Charging	Yes (15 W)
Reverse Charging	No
Fast Charging	Yes (100% in 29 min)
Full Charging Time	0:29 hr
Standby Time	92 hr
CAMERAS
Main Camera
Max Resolution	48 MP
Zoom	Digital
Flash	Dual LED
Image Stabilization	Digital
8K Video	Up to 30 FPS
4K Video	Up to 120 FPS
HD Video	Up to 60 FPS
Slow Motion	240 FPS (1080p)
Angle of View	140°
Camera Set-up	3 (48 MP + 50 MP + 2 MP)
Ultra-wide Camera	50 MP Aperture: f/2.2 Focal length: 14 mm Pixel size: 1 micron Sensor: 1/1.56", Sony IMX766 (Exmor-RS CMOS) Phase autofocus
Camera Features	Bokeh mode Pro mode RAW support
Selfie Camera
Max Resolution	16.0 MP
Aperture	f/2.0
Focal Length	- 50 MP - Aperture: f/2.2 - Focal length: 14 mm - Pixel size: 1 micron - Sensor: 1/1.56", Sony IMX766 (Exmor-RS CMOS) - Phase autofocus
Pixel Size	1 microns
Sensor Type	Exmor-RS CMOS
Sensor Size	1/3.06"
Video Resolution	1080p (Full HD) at 30 FPS
CONNECTIVITY
WiFi Standard	Wi-Fi 6 (802.11 a/b/g/n/ac/ax)
WiFi Features	Dual Band Wi-Fi Direct Wi-Fi Hotspot Wi-Fi Display
Bluetooth Version	5.2
Bluetooth Features	LE, A2DP
USB Type	USB Type-C
USB Version	3.1
USB Features	Charging USB-Storage mode OTG
GPS	GPS, GLONASS, Beidou, Galileo, SBAS
NFC
Infrared Port