Samsung Galaxy A55 5G vs Oppo Find X9

Compared 2 smartphones : Samsung Galaxy A55 5G Manufactured in March, 2024, with display 6.6 with chipsetSamsung Exynos 1480, vs Oppo Find X9, Manufactured in October, 2025 with chipsetMediaTek Dimensity 9500. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose Samsung Galaxy A55 5G
  • Larger display: 6.6in
Reasons to choose Oppo Find X9
  • Higher pixel density: 460ppi
  • Lighter design: 203g vs 213g
  • Higher battery capacity: 7025mAh vs 5000mAh
  • Newer Bluetooth version: 6.0 vs 5.3
  • Infrared port
  • Includes charger

Versions

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

Review

Key Specs Samsung Galaxy A55 5G and Oppo Find X9
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.
Customize your score
Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison

Display

Display quality comparison
Type Super AMOLED AMOLED
Size 6.6 in 6.59 in
Resolution 1080x2340 pixels 1256x2760 pixels
Aspect ratio 19.5:9 20:9
Pixel density 390 ppi 460 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (60-120 Hz) Yes (1-120 Hz)
Max brightness 1000 nits 1800 nits
HDR support Yes HDR10+ Yes, Dolby Vision
Touch Sampling Rate 240 Hz 240 Hz
Screen-to-body ratio 85.8 % 90.4 %
Features - DCI-P3
- Always-On Display
- DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Samsung Galaxy A55 5G
1011 nits
Oppo Find X9
n/a
sRGB gamut100 %n/a
PWM (Flicker)120 Hzn/a
Response time1 msn/a
Contrast∞ Infiniten/a

Design & Build

Design and ergonomics comparison
Height 161.1 mm (6.34 in) 157 mm (6.18 in)
Width 77.4 mm (3.05 in) 73.9 mm (2.91 in)
Thickness 8.2 mm (0.32 in) 8 mm (0.31 in)
Weight 213 g (7.51 oz) 203 g (7.16 oz)
Water resistance IP67 IP69
Cooling system Vapor chamber Vapor chamber
Back panel Glass Glass
Frame Metal Metal
Colors - White
- Blue
- Purple
- Yellow
- White
- Black
- Gray
- Red
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Samsung Galaxy A55 5G
85.8 %
Oppo Find X9
90.4 %

Performance

Testing Samsung Galaxy A55 5G and Oppo Find X9 In benchmarks
Processor
Chipset Samsung Exynos 1480 MediaTek Dimensity 9500
Max Frequency 2750 MHz 4210 MHz
CPU Cores 8 (4 + 4) 8 (1 + 3 + 4)
Architecture - 4/2 (Cortex-A55)
- 4/2.75 (Cortex-A78)
- 4/2.7 (C1-Pro)
- 3/3.5 (C1-Premium)
- 1/4.21 (C1-Ultra)
Process Samsung TSMC
Transistor Size 4 nm 3 nm
Neural Processor Yes MediaTek NPU 990
Graphics Samsung Xclipse 530 Mali-G1 Ultra MP12
GPU Cores 128 1536
GPU Frequency 1300 MHz 1716 MHz
FLOPS 332.8 GFLOPS 5271.5 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy A55 5G
1168
Oppo Find X9
3291
Geekbench 6 (Multi-Core)
Samsung Galaxy A55 5G
3503
Oppo Find X9
9664
Geekbench 6 (Single-Core)11683291
Geekbench 6 (Multi-Core)35039664
AnTuTu 10
AnTuTu 10
Samsung Galaxy A55 5G
723621
Oppo Find X9
3901775
CPU2336111017782
GPU1753111439021
Memory139428681095
UX175271763877
NanoReview Score7236213901775
3DMark Wild Life
3DMark Wild Life
Samsung Galaxy A55 5G
3898
Oppo Find X9
n/a
PCMark 3.0
PCMark 3.0
Samsung Galaxy A55 5G
13120
Oppo Find X9
n/a
Writing score17087n/a
Web score11775n/a
Video editing7278n/a
Data manipulation11305n/a
NanoReview Score13120n/a

Memory

RAM
RAM Size 6 GB 12 GB
Memory Type LPDDR5 LPDDR5X
Memory Frequency 3200 MHz 5333 MHz
Channels 4 4
Storage
Storage Capacity128 GB256 GB
Storage TypeUFS 3.1UFS 4.1
Memory CardMicroSDNo

Software

OS Android 14 Android 16
OS Size 20.1 GB n/a
UI Skin One UI 6.1 ColorOS 16

Battery

Volume 5000 mAh 7025 mAh
Max Charging Power 25 W 80 W
Battery Type Li-ion Silicon Carbon (Si/C)
Removable No No
Wireless Charging No Yes (50 W)
Reverse Charging No Yes, (Wireless)
Fast Charging Yes (55% in 30 min) Yes
Full Charge Time 1:03 h n/a
Battery Life Test
Battery Life
Samsung Galaxy A55 5G
26:41
Oppo Find X9
n/a
Web Browsing10:24 hn/a
Video Playback17:52 hn/a
Games05:16 hn/a
Standby Mode125 hn/a

Main camera

Matrix 50 MP 50 MP
Photo resolution 8160x6120 pixels 8192x6144 pixels
Zoom 75 Optical, 3x
Flash LED LED
Stabilization Optical Optical
8K Recording No No
4K Recording Yes (Up to 30 fps) Yes (Up to 120 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 240 fps (720p) 480 fps (720p)
Wide-angle lens 123 ° 120 °
Lenses count Standard: 50 MP
Ultra-wide: 12 MP
Macro: 5 MP
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/1.65
Focal lengthn/a23 mm
SensorSony IMX906Sony LYT-808
Sensor size1/1.561/1.4
Pixel size1 μm1.12 μm
AutofocusPhase autofocusLaser autofocus
StabilizationOpticalOptical
Telephoto
Matrixn/a50 MP
Aperturen/af/2.6
Focal lengthn/a73 mm
Sensorn/aSony LYT-600
Sensor sizen/a1/1.95
Pixel sizen/a0.5 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrix12 MP50 MP
Aperturef/2.2f/2.0
Focal lengthn/a15 mm
SensorSony IMX258Samsung S5KJN5
Sensor size1/3.061/2.76
Pixel size1.12 μm0.64 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Samsung Galaxy A55 5G
110
Oppo Find X9
n/a
Video quality
Samsung Galaxy A55 5G
117
Oppo Find X9
n/a
Overall camera score
Samsung Galaxy A55 5G
108
Oppo Find X9
n/a
Bokeh45n/a
Preview54n/a

Front camera

Matrix 32 MP 32 MP
Photo resolution 6464x4864 pixels n/a
Aperture f/2.2 f/2.4
Focal length 26 mm 21 mm
Sensor Sony IMX616 Samsung S5KJN5
Sensor size 1/2.74 1/2.74
Pixel size 0.8 μm 0.8 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 2160p (4K) at 30 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- 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 5.3 6.0
Bluetooth features LE 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
- 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 *YesYes
Hybrid SlotYesNo
2G BandsGSM850, GSM900, DCS1800, PCS1900GSM 850/900/1800MHz
3G BandsUMTS B1(2100), B2(1900), B4(AWS), B5(850), B8(900)WCDMA 1/2/4/5/6/8/19
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B20/B25/B26/B28/B66)LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B18/B19/B20/B25/B26/B28/B66)
LTE category18n/a
5G SupportYesYes

Sound

3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes Yes
Speaker Test
Max Volume
Samsung Galaxy A55 5G
91.4 dB
Oppo Find X9
n/a

Other

Class Mid-range Flagship
Announced March, 2024 yr October, 2025 yr
Release Date March, 2024 yr October, 2025 yr
MSRP ($) 439 999
Sensors - Hall Sensor
- Barometer
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included No Yes, 80 W

Note

Samsung Galaxy A55 5G:

The barometer is only available in the model for the USA. SM-A556B/DS and A556E/DS models come with two physical SIM cards.

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

Results

After analyzing the data, we consider Oppo Find X9 the clear winner in this comparison.

Survey

Which smartphone would you pick?
0 (0%)
0 (0%)
Total Votes: 0

User comments

Share your opinion or ask questions below