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

Oppo Realme C75 vs Vivo iQOO 15

54 out 100
Oppo Realme C75
VS
94 out 100
Vivo iQOO 15
Oppo Realme C75
Vivo iQOO 15

Compared 2 smartphones : Oppo Realme C75 Manufactured in December, 2024, with display 6.72 with chipsetMediaTek Helio G92 Max, vs Vivo iQOO 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 220g
Reasons to choose Vivo iQOO 15
  • Larger display: 6.85in
  • Higher pixel density: 508ppi
  • Higher refresh rate: 144Hz
  • Higher battery capacity: 7000mAh vs 6000mAh
  • Newer Bluetooth version: 6.0 vs 5
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Infrared port

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 Vivo iQOO 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
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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
Vivo iQOO 15

Display

Display quality comparison
Type IPS LCD AMOLED
Size 6.72 in 6.85 in
Resolution 1080x2400 pixels 1440x3168 pixels
Aspect ratio 20:9 20:9
Pixel density 392 ppi 508 ppi
Refresh rate 90 Hz 144 Hz
Adaptive refresh rate No Yes (1-120 Hz)
Max brightness 690 nits 2600 nits
HDR support No Yes, HDR10+
Screen-to-body ratio 86.3 % 90.2 %
Features n/a - DCI-P3
- Always-On Display
- DC dimming

Design & Build

Design and ergonomics comparison
Height 165.69 mm (6.52 in) 163.65 mm (6.44 in)
Width 76.22 mm (3 in) 76.8 mm (3.02 in)
Thickness 7.99 mm (0.31 in) 8.1 mm (0.32 in)
Weight 196 g (6.91 oz) 220 g (7.76 oz)
Water resistance IP69 IP69
Cooling system n/a Vapor chamber
Back panel Plastic n/a
Frame Plastic Metal
Colors - Black
- Gold		 - White
- Black
- Blue
Fingerprint sensor Yes In-Button Yes, In-Display
Screen-to-body ratio
Oppo Realme C75
86.3 %
Vivo iQOO 15
90.2 %

Performance

Testing Oppo Realme C75 and Vivo iQOO 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
Vivo iQOO 15
3641
Geekbench 6 (Multi-Core)
Oppo Realme C75
1356
Vivo iQOO 15
10982
Geekbench 6 (Single-Core)4363641
Geekbench 6 (Multi-Core)135610982
Geekbench Compute (GPU)107527923
Sources: Geekbench v6 [Oppo Realme C75], [Vivo iQOO 15]
AnTuTu 10
AnTuTu 10
Oppo Realme C75
222969
Vivo iQOO 15
4009400
CPU585201102463
GPU408381429688
Memory59672516447
UX63939960802
NanoReview Score2229694009400

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 OriginOS 6

Battery

Volume 6000 mAh 7000 mAh
Max Charging Power 45 W 100 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging No Yes (40 W)
Reverse Charging Yes No
Fast Charging Yes (40% in 30 min) Yes

Main camera

Matrix 50 MP 50 MP
Photo resolution n/a 8192x6144 pixels
Zoom Digital Optical, 3x
Flash LED Dual LED
Stabilization Digital Optical
8K Recording No Yes (Up to 30 fps)
4K Recording No Yes (Up to 60 fps)
1080p Recording Yes (Up to 30 fps) Yes (Up to 60 fps)
Slow Motion n/a 240 fps (1080p)
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/1.9
Focal lengthn/a23 mm
Sensor size1/2.881/1.56
Pixel size0.64 μm1 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalOptical
Telephoto
Matrixn/a50 MP
Aperturen/af/2.7
Sensor sizen/a1/1.95
Pixel sizen/a0.8 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrixn/a50 MP
Aperturen/af/2.1
Focal lengthn/a15 mm
Sensor sizen/a1/2.76
Pixel sizen/a0.64 μm
Stabilizationn/aDigital

Front camera

Matrix 8 MP 32 MP
Photo resolution 3264x2448 pixels n/a
Aperture f/2.0 f/2.2
Focal length 26 mm 21 mm
Sensor CMOS CMOS
Sensor size 1/4 n/a
Autofocus No No
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
NFC* Varies by region Yes
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM 850/900/1800/1900MHzGSM 850/900/1800/1900MHz
3G BandsWCDMA 1/5/8WCDMA B1/B2/B4/B5/B6/B8/B19
LTE Bands*LTE (B1/B3/B5/B7/B8/B20/B28/B38/B40/B41)LTE (B1/B2/B3/B4/B5/B7/B8/B18/B19/B20/B26/B28/B38/B40/B41/B42/B66)
LTE category7n/a
5G SupportNoYes

Sound

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

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 590
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, 100 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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

Survey

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Total Votes: 1

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