Home Phone comparison OnePlus 9RT and Xiaomi Redmi 15 5G - Which is better?

OnePlus 9RT vs Xiaomi Redmi 15 5G

62 out 100
OnePlus 9RT
VS
61 out 100
Xiaomi Redmi 15 5G
OnePlus 9RT
Xiaomi Redmi 15 5G

Compared 2 smartphones : OnePlus 9RT Manufactured in October, 2021, with display 6.62 with chipsetQualcomm Snapdragon 888 5G, vs Xiaomi Redmi 15 5G, Manufactured in August, 2025 with chipsetQualcomm Snapdragon 6s Gen 3. 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
  • Higher pixel density: 397ppi
  • Lighter design: 198.5g vs 224g
  • Newer Bluetooth version: 5.2 vs 5.1
  • Supports Dolby Atmos
Reasons to choose Xiaomi Redmi 15 5G
  • Larger display: 6.9in
  • Higher refresh rate: 144Hz
  • Higher battery capacity: 7000mAh vs 4500mAh
  • Infrared port

Versions

Available versions and configurations
Memory Options - 8/128 GB
- 8/256 GB
- 12/256 GB		 - 4/128 GB
- 6/128 GB
- 8/256 GB

Review

Key Specs OnePlus 9RT and Xiaomi Redmi 15 5G
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
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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
Xiaomi Redmi 15 5G

Display

Display quality comparison
Type AMOLED IPS LCD
Size 6.62 in 6.9 in
Resolution 1080x2400 pixels 1080x2340 pixels
Aspect ratio 20:9 19.5:9
Pixel density 397 ppi 374 ppi
Refresh rate 120 Hz 144 Hz
Adaptive refresh rate No Yes
Max brightness 500 nits n/a
HDR support Yes HDR10+ No
Touch Sampling Rate 600 Hz n/a
Screen-to-body ratio 87.4 % 83.1 %
Features - DCI-P3
- Always-On Display		 n/a

Design & Build

Design and ergonomics comparison
Height 162.2 mm (6.39 in) 171.1 mm (6.74 in)
Width 74.6 mm (2.94 in) 82.1 mm (3.23 in)
Thickness 8.3 mm (0.33 in) 8.6 mm (0.34 in)
Weight 198.5 g (7 oz) 224 g (7.9 oz)
Water resistance No IP64
Cooling system Vapor chamber n/a
Back panel Glass Plastic
Frame Metal Plastic
Colors - Black
- Silver
- Blue		 - Black
- Gray
- Green
Fingerprint sensor Yes In-Display Yes, In-Button
Screen-to-body ratio
OnePlus 9RT
87.4 %
Xiaomi Redmi 15 5G
83.1 %

Performance

Testing OnePlus 9RT and Xiaomi Redmi 15 5G In benchmarks
Processor
Chipset Qualcomm Snapdragon 888 5G Qualcomm Snapdragon 6s Gen 3
Max Frequency 2840 MHz 2300 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))		 - 6/2 (Cortex-A55)
- 2/2.3 (Cortex-A78)
Process Samsung TSMC
Transistor Size 5 nm 6 nm
Neural Processor Hexagon 780 Hexagon
Graphics Adreno 660 Adreno 619
GPU Cores 1024 256
GPU Frequency 840 MHz 900 MHz
FLOPS 1290.2 GFLOPS 460.8 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
OnePlus 9RT
1201
Xiaomi Redmi 15 5G
935
Geekbench 6 (Multi-Core)
OnePlus 9RT
3302
Xiaomi Redmi 15 5G
2109
Geekbench 6 (Single-Core)1201935
Geekbench 6 (Multi-Core)33022109
Sources: Geekbench v6 [OnePlus 9RT]
AnTuTu 10
AnTuTu 10
OnePlus 9RT
927492
Xiaomi Redmi 15 5G
473154
CPU237316153170
GPU30728491687
Memory16914399792
UX213749128505
NanoReview Score927492473154
3DMark Wild Life
3DMark Wild Life
OnePlus 9RT
5821
Xiaomi Redmi 15 5G
n/a
Stability66 %n/a
Graphics Test34 fpsn/a
Graphics Score5821n/a
Sources: 3DMark [OnePlus 9RT]

Memory

RAM
RAM Size - 8 GB
- 12 GB		 4 GB
Memory Type LPDDR5 LPDDR4X
Memory Frequency 2750 MHz 2133 MHz
Channels 4 2
Storage
Storage Capacity- 128 GB
- 256 GB		128 GB
Storage TypeUFS 3.1UFS 2.2
Memory CardNoNo

Software

OS Android 12 (Upgradeable to Android 14) Android 15
UI Skin OxygenOS 14 HyperOS 2.0

Battery

Volume 4500 mAh 7000 mAh
Max Charging Power 65 W 33 W
Battery Type Li-Po n/a
Removable No No
Wireless Charging No No
Reverse Charging No No
Fast Charging Yes (50% in 15 min) Yes
Full Charge Time 0:38 h n/a

Main camera

Matrix 50 MP 50 MP
Photo resolution 8700x5800 pixels n/a
Zoom Digital Digital
Flash Dual LED LED
Stabilization Optical Digital
8K Recording No No
4K Recording Yes (Up to 60 fps) No
1080p Recording Yes (Up to 60 fps) Yes (Up to 30 fps)
Slow Motion 480 fps (720p) n/a
Wide-angle lens 123 ° n/a
Lenses count Standard: 50 MP
Ultra-wide: 16 MP
Macro: 2 MP		 Standard: 50 MP
Depth
Features - Bokeh effect
- Pro mode
- RAW support		 Bokeh effect
Main lens
Matrix50 MP50 MP
Aperturef/1.8f/1.8
Focal length24 mmn/a
SensorSony IMX766n/a
Sensor size1/1.56n/a
Pixel size1 μmn/a
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalDigital
Ultra-wide lens
Matrix16 MPn/a
Aperturef/2.2n/a
Focal length14 mmn/a
SensorSony IMX481n/a
Sensor size1/3.09n/a
Pixel size1 μmn/a
StabilizationDigitaln/a

Front camera

Matrix 16 MP 8 MP
Photo resolution 4920x3264 pixels n/a
Aperture f/2.0 f/2.0
Sensor CMOS n/a
Sensor size 1/3.06 n/a
Pixel size 1 μm n/a
Autofocus Phase autofocus No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 1080p (Full HD) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.2 5.1
Bluetooth features LE, A2DP LE
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
GPS - GPS
- GLONASS
- Beidou
- Galileo		 - GPS
- GLONASS
- Beidou
- Galileo
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 Yes
FM Radio No Yes
Dolby Atmos Yes n/a

Other

Class Flagship Mid-range
Announced October, 2021 yr August, 2025 yr
Release Date October, 2021 yr August, 2025 yr
Launch Price ($) 515 n/a
MSRP ($) n/a 230
Sensors - Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 65 W Yes, 33 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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