Home Phone comparison OnePlus 9RT and Vivo X300 Ultra - Which is better?

OnePlus 9RT vs Vivo X300 Ultra

62 out 100
OnePlus 9RT
VS
94 out 100
Vivo X300 Ultra
OnePlus 9RT
Vivo X300 Ultra

Compared 2 smartphones : OnePlus 9RT Manufactured in October, 2021, with display 6.62 with chipsetQualcomm Snapdragon 888 5G, vs Vivo X300 Ultra, Manufactured in April, 2026with chipsetQualcomm Snapdragon 8 Elite Gen 5. Below are specs, tests, pros and cons for each device

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery Life
  6. Cameras
  7. Comments (0)

Key Differences

Device key advantages
Reasons to choose OnePlus 9RT
  • Lighter design: 198.5g vs 232g
Reasons to choose Vivo X300 Ultra
  • Larger display: 6.82in
  • Higher pixel density: 510ppi
  • Higher refresh rate: 144Hz
  • Higher battery capacity: 6600mAh vs 4500mAh
  • Newer Bluetooth version: 5.4 vs 5.2
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Infrared port

Versions

Available versions and configurations
Memory Options - 8/128 GB
- 8/256 GB
- 12/256 GB		 - 12/256 GB
- 12/512 GB
- 16/512 GB
- 16/1024 GB

Review

Key Specs OnePlus 9RT and Vivo X300 Ultra
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
Adjust each parameter’s importance to find the best match for you.
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Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
OnePlus 9RT
vs
Vivo X300 Ultra

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.62 in 6.82 in
Resolution 1080x2400 pixels 1440x3168 pixels
Aspect ratio 20:9 19.8:9
Pixel density 397 ppi 510 ppi
Refresh rate 120 Hz 144 Hz
Adaptive refresh rate No Yes
Max brightness 500 nits 1800 nits
HDR support Yes HDR10+ Yes, Dolby Vision
Touch Sampling Rate 600 Hz n/a
Screen-to-body ratio 87.4 % 90.3 %
Features - DCI-P3
- Always-On Display		 - DCI-P3
- Always-On Display
- DC dimming

Design & Build

Design and ergonomics comparison
Height 162.2 mm (6.39 in) 162.98 mm (6.42 in)
Width 74.6 mm (2.94 in) 76.81 mm (3.02 in)
Thickness 8.3 mm (0.33 in) 8.49 mm (0.33 in)
Weight 198.5 g (7 oz) 232 g (8.18 oz)
Water resistance No IP69
Cooling system Vapor chamber Vapor chamber
Back panel Glass Glass
Frame Metal Metal
Colors - Black
- Silver
- Blue		 - Black
- Silver
- Green
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
OnePlus 9RT
87.4 %
Vivo X300 Ultra
90.3 %

Performance

Testing OnePlus 9RT and Vivo X300 Ultra In benchmarks
Processor
Chipset Qualcomm Snapdragon 888 5G Qualcomm Snapdragon 8 Elite Gen 5
Max Frequency 2840 MHz 4600 MHz
CPU Cores 8 (1 + 3 + 4) 8 (2 + 6)
Architecture - 4/1.8 (Kryo 680 Silver (Cortex-A55))
- 3/2.42 (Kryo 680 Gold (Cortex-A78))
- 1/2.84 (Kryo 680 Prime (Cortex-X1))		 - 6/3.63 (Oryon Gen 3 Performance)
- 2/4.61 (Oryon Gen 3 Prime)
Process Samsung TSMC
Transistor Size 5 nm 3 nm
Neural Processor Hexagon 780 Hexagon
Graphics Adreno 660 n/a
GPU Cores 1024 n/a
GPU Frequency 840 MHz n/a
FLOPS 1290.2 GFLOPS n/a
GeekBench v6
Geekbench 6 (Single-Core)
OnePlus 9RT
1201
Vivo X300 Ultra
3621
Geekbench 6 (Multi-Core)
OnePlus 9RT
3302
Vivo X300 Ultra
10653
Geekbench 6 (Single-Core)12013621
Geekbench 6 (Multi-Core)330210653
Sources: Geekbench v6 [OnePlus 9RT], [Vivo X300 Ultra]
AnTuTu 10
AnTuTu 10
OnePlus 9RT
927492
Vivo X300 Ultra
4247433
CPU2373161192014
GPU3072841543938
Memory169143525105
UX213749986376
NanoReview Score9274924247433
3DMark Wild Life
3DMark Wild Life
OnePlus 9RT
5821
Vivo X300 Ultra
n/a
Stability66 %n/a
Graphics Test34 fpsn/a
Graphics Score5821n/a
Sources: 3DMark [OnePlus 9RT]

Memory

RAM
RAM Size - 8 GB
- 12 GB		 12 GB
Memory Type LPDDR5 LPDDR5X
Memory Frequency 2750 MHz 5333 MHz
Channels 4 4
Storage
Storage Capacity- 128 GB
- 256 GB		256 GB
Storage TypeUFS 3.1UFS 4.1
Memory CardNoNo

Software

OS Android 12 (Upgradeable to Android 14) Android 16
UI Skin OxygenOS 14 OriginOS 6

Battery

Volume 4500 mAh 6600 mAh
Max Charging Power 65 W 100 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging No Yes (40 W)
Reverse Charging No Yes
Fast Charging Yes (50% in 15 min) Yes
Full Charge Time 0:38 h n/a

Main camera

Matrix 50 MP 200 MP
Photo resolution 8700x5800 pixels n/a
Zoom Digital Optical, 3.7x
Flash Dual LED Dual LED
Stabilization Optical Optical
8K Recording No Yes (Up to 30 fps)
4K Recording Yes (Up to 60 fps) Yes (Up to 120 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 480 fps (720p) 240 fps (1080p)
Wide-angle lens 123 ° 116 °
Lenses count Standard: 50 MP
Ultra-wide: 16 MP
Macro: 2 MP		 Standard: 200 MP
Telephoto: 200 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP200 MP
Aperturef/1.8f/1.9
Focal length24 mm35 mm
SensorSony IMX766Sony LYT-901
Sensor size1/1.561/1.12 (0.89)
Pixel size1 μm0.7 μm
AutofocusPhase autofocusLaser autofocus
StabilizationOpticalOptical
Telephoto
Matrixn/a200 MP
Aperturen/af/2.7
Focal lengthn/a85 mm
Sensorn/aSamsung ISOCELL HPB
Sensor sizen/a1/1.4 (0.71)
Pixel sizen/a0.56 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrix16 MP50 MP
Aperturef/2.2f/2.0
Focal length14 mm14 mm
SensorSony IMX481Sony LYT-818
Sensor size1/3.091/1.28 (0.78)
Pixel size1 μm1.22 μm
StabilizationDigitalOptical

Front camera

Matrix 16 MP 50 MP
Photo resolution 4920x3264 pixels 8192x6144 pixels
Aperture f/2.0 f/2.5
Focal length n/a 24 mm
Sensor CMOS Samsung ISOCELL JN1
Sensor size 1/3.06 1/2.76 (0.36)
Pixel size 1 μm 0.64 μm
Autofocus Phase autofocus Phase autofocus
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.2 5.4
Bluetooth features LE, A2DP LE
USB type USB Type-C USB Type-C
USB version 2 3.2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort n/a Yes
GPS - GPS
- GLONASS
- Beidou
- Galileo		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Yes
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
LTE category20n/a
5G SupportYesYes

Sound

Speakers Stereo n/a
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes Yes

Other

Class Flagship Flagship
Announced October, 2021 yr March, 2026 yr
Release Date October, 2021 yr April, 2026 yr
Launch Price ($) 515 n/a
MSRP ($) n/a 1199
Sensors - Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 65 W Yes, 80 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Vivo X300 Ultra the clear winner in this comparison.

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