Home Phone comparison Oppo Find X8 Ultra and Realme 15x 5G - Which is better?

Oppo Find X8 Ultra vs Realme 15x 5G

93 out 100
Oppo Find X8 Ultra
VS
60 out 100
Realme 15x 5G
Oppo Find X8 Ultra
Realme 15x 5G

Compared 2 smartphones : Oppo Find X8 Ultra Manufactured in April, 2025, with display 6.82 with chipsetQualcomm Snapdragon 8 Elite, vs Realme 15x 5G, Manufactured in October, 2025 with chipsetMediaTek Dimensity 6300. 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 Find X8 Ultra
  • Larger display: 6.82in
  • Higher pixel density: 510ppi
  • Newer Bluetooth version: 5.4 vs 5.3
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Infrared port
Reasons to choose Realme 15x 5G
  • Higher refresh rate: 144Hz
  • Lighter design: 212g vs 226g
  • Higher battery capacity: 7000mAh vs 6100mAh

Versions

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

Review

Key Specs Oppo Find X8 Ultra and Realme 15x 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
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 Find X8 Ultra
vs
Realme 15x 5G

Display

Display quality comparison
Type AMOLED IPS LCD
Size 6.82 in 6.81 in
Resolution 1440x3168 pixels 720x1570 pixels
Aspect ratio 20:9 19.5:9
Pixel density 510 ppi 253 ppi
Refresh rate 120 Hz 144 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes
Max brightness 1600 nits 1200 nits
HDR support Yes Dolby Vision No
Touch Sampling Rate n/a 180 Hz
Screen-to-body ratio 89.7 % 88 %
Features - DCI-P3
- Always-On Display
- DC dimming		 DCI-P3
Display test
Peak brightness (auto)
Oppo Find X8 Ultra
1168 nits
Realme 15x 5G
n/a

Design & Build

Design and ergonomics comparison
Height 163.09 mm (6.42 in) 166.07 mm (6.54 in)
Width 76.8 mm (3.02 in) 77.93 mm (3.07 in)
Thickness 8.78 mm (0.35 in) 8.28 mm (0.33 in)
Weight 226 g (7.97 oz) 212 g (7.48 oz)
Water resistance IP69 IP69
Cooling system Vapor chamber n/a
Back panel Glass Plastic
Frame Metal Plastic
Colors - White
- Black
- Pink		 - Blue
- Red
Fingerprint sensor Yes In-Display Yes, In-Button
Screen-to-body ratio
Oppo Find X8 Ultra
89.7 %
Realme 15x 5G
88 %

Performance

Testing Oppo Find X8 Ultra and Realme 15x 5G In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Elite MediaTek Dimensity 6300
Max Frequency 4320 MHz 2400 MHz
CPU Cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6/3.53 (Oryon (Phoenix M))
- 2/4.32 (Oryon (Phoenix L))		 - 6/2 (Cortex-A55)
- 2/2.4 (Cortex-A76)
Process TSMC TSMC
Transistor Size 3 nm 6 nm
Neural Processor Hexagon Yes
Graphics Adreno 830 Mali-G57 MP2
GPU Cores 1536 64
GPU Frequency 1100 MHz 1072 MHz
FLOPS 3379.2 GFLOPS 137.2 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Oppo Find X8 Ultra
3103
Realme 15x 5G
786
Geekbench 6 (Multi-Core)
Oppo Find X8 Ultra
9772
Realme 15x 5G
2015
Geekbench 6 (Single-Core)3103786
Geekbench 6 (Multi-Core)97722015
Geekbench Compute (GPU)25197n/a
Sources: Geekbench v6 [Oppo Find X8 Ultra]
AnTuTu 10
AnTuTu 10
Oppo Find X8 Ultra
2792179
Realme 15x 5G
427486
CPU628981125346
GPU121456583303
Memory507469100018
UX441164118819
NanoReview Score2792179427486

Memory

RAM
RAM Size - 12 GB
- 16 GB		 6 GB
Memory Type LPDDR5X LPDDR4X
Memory Frequency 5333 MHz 2133 MHz
Channels 2 2
Storage
Storage Capacity- 256 GB
- 512 GB
- 1024 GB		128 GB
Storage TypeUFS 4.0UFS 2.2
Memory CardNoMicroSD

Software

OS Android 15 Android 15
UI Skin ColorOS 15 Realme UI 6.0

Battery

Volume 6100 mAh 7000 mAh
Max Charging Power 100 W 60 W
Battery Type Silicon Carbon (Si/C) Silicon Carbon (Si/C)
Removable No No
Wireless Charging Yes (50 W) No
Reverse Charging Yes (Wireless) Yes
Fast Charging Yes (58% in 15 min) Yes
Full Charge Time 0:37 h n/a
Battery Life Test
Battery Life
Oppo Find X8 Ultra
25:30
Realme 15x 5G
n/a
Web Browsing11:48 hn/a
Video Playback15:21 hn/a
Games06:29 hn/a
Standby Mode109 hn/a

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels 8160x6144 pixels
Zoom Optical, 6x Digital
Flash Dual LED LED
Stabilization Optical Digital
8K Recording No No
4K Recording Yes (Up to 120 fps) No
1080p Recording Yes (Up to 120 fps) Yes (Up to 60 fps)
Slow Motion 480 fps (720p) 120 fps (720p)
Wide-angle lens 120 ° n/a
Lenses count Standard: 50 MP
Telephoto: 50 MP
Telephoto: 50 MP
Ultra-wide: 50 MP		 Standard: 50 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
Main lens
Matrix50 MP50 MP
Aperturef/1.8f/1.8
Focal length23 mm28 mm
SensorSony LYT-900Sony IMX852
Sensor size1/01/2.93
Pixel size1.6 μm0.6 μm
AutofocusPhase autofocus (Dual Pixel)Phase autofocus
StabilizationOpticalDigital
Telephoto
Matrix50 MPn/a
Aperturef/2.1n/a
Focal length70 mmn/a
SensorSony LYT-700Cn/a
Sensor size1/1.56n/a
Pixel size1 μmn/a
StabilizationOpticaln/a
Ultra-wide lens
Matrix50 MPn/a
Aperturef/2.0n/a
Focal length15 mmn/a
SensorSamsung S5KJN5n/a
Sensor size1/2.75n/a
Pixel size0.64 μmn/a
StabilizationDigitaln/a

Front camera

Matrix 32 MP 50 MP
Photo resolution 6560x4928 pixels 8160x6144 pixels
Aperture f/2.4 f/2.4
Focal length 21 mm 22 mm
Sensor Sony IMX809 Omnivision OV50D40
Sensor size 1/2.74 1/2.88
Pixel size 0.8 μm 0.61 μm
Autofocus Phase autofocus No
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 fps 1080p (Full HD) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) 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 5.4 5.3
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 3.2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort Yes No
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes No
Infrared Port Yes No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM 850/900/1800MHzGSM 850/900/1800
3G BandsWCDMA 1/4/5/8WCDMA 1/5/8
LTE Bands*LTE (B1/B3/B4/B5/B7/B8/B18/B19/B20/B26/B28/B34/B38/B39/B40/B41/B42/B48/B66)LTE (B1/B3/B5/B8/B40/B41)
5G SupportYesYes

Sound

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

Other

Class Flagship Mid-range
Announced April, 2025 yr October, 2025 yr
Release Date April, 2025 yr October, 2025 yr
MSRP ($) n/a 215
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 100 W Yes, 60 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Oppo Find X8 Ultra the clear winner in this comparison.

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