Home Phone comparison OnePlus 9R and Xiaomi Redmi 15C 4G - Which is better?

OnePlus 9R vs Xiaomi Redmi 15C 4G

60 out 100
OnePlus 9R
VS
56 out 100
Xiaomi Redmi 15C 4G
OnePlus 9R
Xiaomi Redmi 15C 4G

Compared 2 smartphones : OnePlus 9R Manufactured in April, 2021, with display 6.55 with chipsetQualcomm Snapdragon 870 5G, vs Xiaomi Redmi 15C 4G, Manufactured in August, 2025 with chipsetMediaTek Helio G81 Ultra. 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 9R
  • Higher pixel density: 402ppi
  • Lighter design: 189g vs 205g
  • Supports newer USB: 3.1 vs 2
  • Supports Dolby Atmos
Reasons to choose Xiaomi Redmi 15C 4G
  • Larger display: 6.9in
  • Higher battery capacity: 6000mAh vs 4500mAh
  • Newer Bluetooth version: 5.4 vs 5.1

Versions

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

Review

Key Specs OnePlus 9R and Xiaomi Redmi 15C 4G
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 9R
vs
Xiaomi Redmi 15C 4G

Display

Display quality comparison
Type AMOLED IPS LCD
Size 6.55 in 6.9 in
Resolution 1080x2400 pixels 720x1600 pixels
Aspect ratio 20:9 20:9
Pixel density 402 ppi 254 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate No Yes (60-120 Hz)
Max brightness 500 nits n/a
HDR support Yes HDR10+ No
Screen-to-body ratio 86.8 % 84.2 %
Features - DCI-P3
- Always-On Display
- DC dimming		 n/a

Design & Build

Design and ergonomics comparison
Height 161 mm (6.34 in) 171.6 mm (6.76 in)
Width 74.1 mm (2.92 in) 79.5 mm (3.13 in)
Thickness 8.4 mm (0.33 in) 8 mm (0.31 in)
Weight 189 g (6.67 oz) 205 g (7.23 oz)
Water resistance No IP64
Back panel Glass Eco Leather
Frame Metal Plastic
Colors - Black
- Blue		 - Gray
- Blue
- Green
- Orange
Fingerprint sensor Yes In-Display Yes, In-Button
Screen-to-body ratio
OnePlus 9R
86.8 %
Xiaomi Redmi 15C 4G
84.2 %

Performance

Testing OnePlus 9R and Xiaomi Redmi 15C 4G In benchmarks
Processor
Chipset Qualcomm Snapdragon 870 5G MediaTek Helio G81 Ultra
Max Frequency 3200 MHz 2000 MHz
CPU Cores 8 (1 + 3 + 4) 8 (2 + 6)
Architecture - 4/1.8 (Kryo 585 Silver (Cortex-A55))
- 3/2.42 (Kryo 585 Gold (Cortex-A77))
- 1/3.2 (Kryo 585 Prime (Cortex-A77))		 - 6/1.7 (Cortex-A55)
- 2/2 (Cortex-A75)
Process TSMC TSMC
Transistor Size 7 nm 12 nm
Neural Processor Hexagon 698 Yes
Graphics Adreno 650 Mali-G52 MP2
GPU Cores 768 48
GPU Frequency 675 MHz 820 MHz
FLOPS 1029.1 GFLOPS 78.7 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
OnePlus 9R
1197
Xiaomi Redmi 15C 4G
421
Geekbench 6 (Multi-Core)
OnePlus 9R
3254
Xiaomi Redmi 15C 4G
1387
Geekbench 6 (Single-Core)1197421
Geekbench 6 (Multi-Core)32541387
AnTuTu 10
AnTuTu 10
OnePlus 9R
774549
Xiaomi Redmi 15C 4G
278312
CPU22355884872
GPU21714535457
Memory14252074922
UX19132683061
NanoReview Score774549278312
3DMark Wild Life
3DMark Wild Life
OnePlus 9R
4265
Xiaomi Redmi 15C 4G
n/a
Stability98 %n/a
Graphics Test25 fpsn/a
Graphics Score4265n/a
Sources: 3DMark [OnePlus 9R]
PCMark 3.0
PCMark 3.0
OnePlus 9R
11356
Xiaomi Redmi 15C 4G
n/a
Writing score15730n/a
Web score8756n/a
Video editing5845n/a
Data manipulation9277n/a
NanoReview Score11356n/a

Memory

RAM
RAM Size - 8 GB
- 12 GB		 4 GB
Memory Type LPDDR5 LPDDR4X
Memory Frequency 3200 MHz 1800 MHz
Channels 2 2
Storage
Storage Capacity- 128 GB
- 256 GB		128 GB
Storage TypeUFS 3.1eMMC 5.1
Memory CardNoMicroSD

Software

OS Android 11 (Upgradeable to Android 15) Android 15
UI Skin OxygenOS 15 HyperOS 2.0

Battery

Volume 4500 mAh 6000 mAh
Max Charging Power 65 W 33 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging No No
Reverse Charging No No
Fast Charging Yes (100% in 39 min) Yes
Full Charge Time 0:39 h n/a

Main camera

Matrix 48 MP 50 MP
Photo resolution 8000x6000 pixels 8160x6144 pixels
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: 48 MP
Ultra-wide: 16 MP
Macro: 5 MP
Monochrome: 2 MP		 Standard: 50 MP
Depth
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
Main lens
Matrix48 MP50 MP
Aperturef/1.7f/1.8
Focal length26 mm28 mm
SensorSony IMX586n/a
Sensor size1/2.01/2
Pixel size0.8 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 Sony IMX471 CMOS
Sensor size 1/3.06 1/4.0
Pixel size 1 μm 1.12 μm
Autofocus Phase autofocus No
Stabilization Digital No
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 5.1 5.4
Bluetooth features LE, A2DP LE
USB type USB Type-C USB Type-C
USB version 3.1 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort n/a No
GPS - GPS
- GLONASS
- Beidou
- Galileo
- SBAS		 - GPS
- GLONASS
- Beidou
- Galileo
NFC* Yes Varies by region
Infrared Port No No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM B2, 3, 5, 8n/a
3G BandsWCDMA B1, 2, 4, 5, 8, 9, 19n/a
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B18/B19/B20/B26/B34/B38/B39/B40/B41/B46)n/a
LTE category18n/a
5G SupportYesNo

Sound

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

Other

Class Flagship Budget
Announced March, 2021 yr August, 2025 yr
Release Date April, 2021 yr August, 2025 yr
Launch Price ($) 500 n/a
MSRP ($) n/a 120
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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