Home Phone comparison Oppo Realme C75 and OnePlus 15 - Which is better?

Oppo Realme C75 vs OnePlus 15

54 out 100
Oppo Realme C75
VS
91 out 100
OnePlus 15
Oppo Realme C75
OnePlus 15

Compared 2 smartphones : Oppo Realme C75 Manufactured in December, 2024, with display 6.72 with chipsetMediaTek Helio G92 Max, vs OnePlus 15, Manufactured in October, 2025 with 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 Oppo Realme C75
  • Lighter design: 196g vs 211g
Reasons to choose OnePlus 15
  • Larger display: 6.78in
  • Higher pixel density: 450ppi
  • Higher refresh rate: 165Hz
  • Higher battery capacity: 7300mAh vs 6000mAh
  • Newer Bluetooth version: 6.0 vs 5
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Infrared port
  • Built-in eSIM

Versions

Available versions and configurations
Memory Options - 6/128 GB
- 8/128 GB
- 8/256 GB		 - 12/256 GB
- 12/512 GB
- 16/256 GB
- 16/512 GB
- 16/1024 GB

Review

Key Specs Oppo Realme C75 and OnePlus 15
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:
Oppo Realme C75
vs
OnePlus 15

Display

Display quality comparison
Type IPS LCD AMOLED
Size 6.72 in 6.78 in
Resolution 1080x2400 pixels 1272x2772 pixels
Aspect ratio 20:9 19.5:9
Pixel density 392 ppi 450 ppi
Refresh rate 90 Hz 165 Hz
Adaptive refresh rate No Yes (1-120 Hz)
Max brightness 690 nits 1800 nits
HDR support No Yes, Dolby Vision
Screen-to-body ratio 86.3 % 91.2 %
Features n/a - DCI-P3
- Always-On Display
- DC dimming

Design & Build

Design and ergonomics comparison
Height 165.69 mm (6.52 in) 161.4 mm (6.35 in)
Width 76.22 mm (3 in) 76.7 mm (3.02 in)
Thickness 7.99 mm (0.31 in) 8.1 mm (0.32 in)
Weight 196 g (6.91 oz) 211 g (7.44 oz)
Water resistance IP69 IP69
Cooling system n/a Vapor chamber
Back panel Plastic Glass
Frame Plastic Metal
Colors - Black
- Gold		 - Black
- Gold
- Purple
Fingerprint sensor Yes In-Button Yes, In-Display
Screen-to-body ratio
Oppo Realme C75
86.3 %
OnePlus 15
91.2 %

Performance

Testing Oppo Realme C75 and OnePlus 15 In benchmarks
Processor
Chipset MediaTek Helio G92 Max Qualcomm Snapdragon 8 Elite Gen 5
Max Frequency 2000 MHz 4600 MHz
CPU Cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6/1.8 (Cortex-A55)
- 2/2 (Cortex-A75)		 6/3.63 ()
Process TSMC TSMC
Transistor Size 12 nm 3 nm
Neural Processor MediaTek APU Hexagon
Graphics Mali-G52 MP2 Adreno 840
GPU Cores 48 1536
GPU Frequency 1000 MHz 1200 MHz
FLOPS 96 GFLOPS 3686.4 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Oppo Realme C75
436
OnePlus 15
3726
Geekbench 6 (Multi-Core)
Oppo Realme C75
1356
OnePlus 15
11199
Geekbench 6 (Single-Core)4363726
Geekbench 6 (Multi-Core)135611199
Geekbench Compute (GPU)107527829
Sources: Geekbench v6 [Oppo Realme C75], [OnePlus 15]
AnTuTu 10
AnTuTu 10
Oppo Realme C75
222969
OnePlus 15
3434737
CPU58520968935
GPU408381235307
Memory59672489823
UX63939740672
NanoReview Score2229693434737

Memory

RAM
RAM Size - 6 GB
- 8 GB		 12 GB
Memory Type LPDDR4X LPDDR5X
Memory Frequency 1800 MHz 5300 MHz
Channels 2 4
Storage
Storage Capacity- 128 GB
- 256 GB		256 GB
Storage TypeeMMC 5.1UFS 4.1
Memory CardMicroSDNo

Software

OS Android 14 Android 16
UI Skin Realme UI 5.0 OxygenOS 16

Battery

Volume 6000 mAh 7300 mAh
Max Charging Power 45 W 120 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging No Yes (50 W)
Reverse Charging Yes Yes, (Wireless)
Fast Charging Yes (40% in 30 min) Yes (50% in 15 min)
Full Charge Time n/a 0:43 h

Main camera

Matrix 50 MP 50 MP
Photo resolution n/a 8192x6144 pixels
Zoom Digital Optical, 3.5x
Flash LED Dual LED
Stabilization Digital Optical
8K Recording No Yes (Up to 30 fps)
4K Recording No Yes (Up to 120 fps)
1080p Recording Yes (Up to 30 fps) Yes (Up to 60 fps)
Wide-angle lens n/a 116 °
Lenses count Standard: 50 MP
Depth		 Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP50 MP
Aperturef/1.8f/1.8
Focal lengthn/a24 mm
Sensorn/aSony LYTIA-T808
Sensor size1/2.881/1.56
Pixel size0.64 μm1 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalOptical
Telephoto
Matrixn/a50 MP
Aperturen/af/2.8
Focal lengthn/a85 mm
Sensorn/aSamsung S5KJN5
Sensor sizen/a1/2.76
Pixel sizen/a0.64 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrixn/a50 MP
Aperturen/af/2.0
Focal lengthn/a15 mm
Sensorn/aSamsung S5KJN5
Sensor sizen/a1/2.76
Pixel sizen/a0.64 μm
Stabilizationn/aDigital

Front camera

Matrix 8 MP 32 MP
Photo resolution 3264x2448 pixels 6560x4928 pixels
Aperture f/2.0 f/2.4
Focal length 26 mm 21 mm
Sensor CMOS Sony IMX615
Sensor size 1/4 1/2.74
Pixel size n/a 0.8 μm
Autofocus No 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 5 (802.11 a/b/g/n/ac) Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)
Wi-Fi features - Dual Band
- 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 6.0
Bluetooth features LE 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 No Yes
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC
NFC* Varies by region Yes
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoYes
Hybrid SlotNoNo
2G BandsGSM 850/900/1800/1900MHzn/a
3G BandsWCDMA 1/5/8n/a
LTE Bands*LTE (B1/B3/B5/B7/B8/B20/B28/B38/B40/B41)n/a
LTE category7n/a
5G SupportNoYes

Sound

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

Other

Class Budget Flagship
Announced November, 2024 yr October, 2025 yr
Release Date December, 2024 yr October, 2025 yr
Launch Price ($) 180 n/a
MSRP ($) n/a 899
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 45 W Yes, 120 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider OnePlus 15 the clear winner in this comparison.

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