Home Phone comparison Oppo Realme C55 and Samsung Galaxy S23 - Which is better?

Oppo Realme C55 vs Samsung Galaxy S23

48 out 100
Oppo Realme C55
VS
75 out 100
Samsung Galaxy S23
Oppo Realme C55
Samsung Galaxy S23

Compared 2 smartphones : Oppo Realme C55 Manufactured in March, 2023, with display 6.72 with chipsetMediaTek Helio G88, vs Samsung Galaxy S23, Manufactured in February, 2023 with chipsetSnapdragon 8 Gen 2 Mobile Platform for Galaxy. 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 C55
  • Larger display: 6.72in
  • Higher battery capacity: 5000mAh vs 3900mAh
  • Includes charger
Reasons to choose Samsung Galaxy S23
  • Higher pixel density: 425ppi
  • Higher refresh rate: 120Hz
  • Lighter design: 168g vs 189.5g
  • Newer Bluetooth version: 5.3 vs 5.2
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Supports Dolby Atmos
  • Built-in eSIM

Versions

Available versions and configurations
Memory Options - 4/64 GB
- 4/128 GB
- 6/64 GB
- 6/128 GB
- 8/128 GB
- 8/256 GB		 - 8/128 GB
- 8/256 GB
- 8/512 GB

Review

Key Specs Oppo Realme C55 and Samsung Galaxy S23
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
Smartphones:
Oppo Realme C55
vs
Samsung Galaxy S23

Display

Display quality comparison
Type IPS LCD Dynamic AMOLED
Size 6.72 in 6.1 in
Resolution 1080x2400 pixels 1080x2340 pixels
Aspect ratio 20:9 19.5:9
Pixel density 392 ppi 425 ppi
Refresh rate 90 Hz 120 Hz
Adaptive refresh rate No Yes (24-120 Hz)
Max brightness 680 nits 800 nits
HDR support No Yes HDR10+
Touch Sampling Rate 180 Hz n/a
Screen-to-body ratio 86.7 % 88 %
Features n/a - DCI-P3
- Always-On Display
Display test
Peak brightness (auto)
Oppo Realme C55
655 nits
Samsung Galaxy S23
1197 nits
sRGB gamut100 %98.9 %
PWM (Flicker)n/a240 Hz
Response time21 ms1 ms
Contrast1471:1∞ Infinite
Sources: NotebookCheck [Oppo Realme C55], [Samsung Galaxy S23]

Design & Build

Design and ergonomics comparison
Height 165.6 mm (6.52 in) 146.3 mm (5.76 in)
Width 75.9 mm (2.99 in) 70.9 mm (2.79 in)
Thickness 7.89 mm (0.31 in) 7.6 mm (0.3 in)
Weight 189.5 g (6.68 oz) 168 g (5.93 oz)
Water resistance No IP68
Cooling system n/a Vapor chamber
Back panel Plastic Glass
Frame Plastic Metal
Colors - Blue
- Green
- Yellow		 - White
- Black
- Gray
- Green
- Purple
- Yellow
Fingerprint sensor Yes In-Button Yes In-Display
Screen-to-body ratio
Oppo Realme C55
86.7 %
Samsung Galaxy S23
88 %

Performance

Testing Oppo Realme C55 and Samsung Galaxy S23 In benchmarks
Processor
Chipset MediaTek Helio G88 Snapdragon 8 Gen 2 Mobile Platform for Galaxy
Max Frequency 2000 MHz 3360 MHz
CPU Cores 8 (2 + 6) 8 (1 + 2 + 2 + 3)
Architecture - 6/1.8 (Cortex-A55)
- 2/2 (Cortex-A75)		 - 3/2 (Cortex-A510)
- 2/2.8 (Cortex-A710)
- 2/2.8 (Cortex-A715)
- 1/3.2 (Cortex-X3)
Process TSMC TSMC
Transistor Size 12 nm 4 nm
Neural Processor MediaTek APU Hexagon
Graphics Mali-G52 MP2 Adreno 740
GPU Cores 48 1536
GPU Frequency 1000 MHz 719 MHz
FLOPS 96 GFLOPS 2089 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Oppo Realme C55
425
Samsung Galaxy S23
1831
Geekbench 6 (Multi-Core)
Oppo Realme C55
1413
Samsung Galaxy S23
4914
Geekbench 6 (Single-Core)4251831
Geekbench 6 (Multi-Core)14134914
Geekbench Compute (GPU)n/a9422
Sources: Geekbench v6 [Samsung Galaxy S23]
AnTuTu 10
AnTuTu 10
Oppo Realme C55
274070
Samsung Galaxy S23
1522811
CPU81734380535
GPU41920598896
Memory74959273271
UX75457270109
NanoReview Score2740701522811
3DMark Wild Life
3DMark Wild Life
Oppo Realme C55
742
Samsung Galaxy S23
12039
Max Surface Temp.47.8 °C34.3 °C
Stability98 %60 %
Graphics Test4 fps72 fps
Graphics Score74212039
Sources: 3DMark [Oppo Realme C55], [Samsung Galaxy S23]
PCMark 3.0
PCMark 3.0
Oppo Realme C55
8633
Samsung Galaxy S23
15602
Writing score963619330
Web score713714262
Video editing62127840
Data manipulation602812674
NanoReview Score863315602

Memory

RAM
RAM Size - 6 GB
- 8 GB		 8 GB
Memory Type LPDDR4X LPDDR5X
Memory Frequency 1800 MHz n/a
Channels 2 4
Storage
Storage Capacity- 128 GB
- 256 GB		- 128 GB
- 256 GB
- 512 GB
Storage TypeeMMC 5.1UFS 4.0
Memory CardMicroSDNo

Software

OS Android 13 (Upgradeable to Android 14) Android 13 (Upgradeable to Android 14)
OS Size 20 GB 29.7 GB
UI Skin Realme UI 5.0 One UI 6.1

Battery

Volume 5000 mAh 3900 mAh
Max Charging Power 33 W 25 W
Battery Type Li-Po Li-ion
Removable No No
Wireless Charging No Yes (10 W)
Reverse Charging No Yes (Wireless)
Fast Charging Yes (27% in 30 min) Yes (57% in 30 min)
Full Charge Time 1:09 h 1:16 h
Battery Life Test
Battery Life
Oppo Realme C55
22:19
Samsung Galaxy S23
22:02
Web Browsing07:44 h08:12 h
Video Playback12:22 h13:41 h
Games05:14 h05:20 h
Standby Mode124 h109 h

Main camera

Matrix 64 MP 50 MP
Photo resolution 9248x6944 pixels 8160x6120 pixels
Zoom Digital Optical, 3x
Flash LED 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 60 fps) Yes (Up to 120 fps)
Slow Motion 120 fps (720p) 960 fps (1080p)
Wide-angle lens n/a 120 °
Lenses count Standard: 64 MP
Depth: 2 MP		 Standard: 50 MP
Telephoto: 10 MP
Ultra-wide: 12 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix64 MP50 MP
Aperturen/af/1.8
Focal lengthn/a23 mm
SensorOmnivision OV64BSamsung S5KGN3
Sensor size1/21/1.57
Pixel size0.7 μm1 μm
AutofocusPhase autofocusPhase autofocus (Dual Pixel)
StabilizationDigitalOptical
Telephoto
Matrixn/a10 MP
Aperturen/af/2.4
Focal lengthn/a70 mm
Sensorn/aSamsung S5K3K1
Sensor sizen/a1/3.94
Pixel sizen/a1 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrixn/a12 MP
Aperturen/af/2.2
Focal lengthn/a13 mm
Sensorn/aSony IMX564
Sensor sizen/a1/2.55
Pixel sizen/a1.4 μm
Stabilizationn/aDigital
Main camera DxOMark results
Photo quality
Oppo Realme C55
n/a
Samsung Galaxy S23
129
Video quality
Oppo Realme C55
n/a
Samsung Galaxy S23
137
Overall camera score
Oppo Realme C55
n/a
Samsung Galaxy S23
133
Bokehn/a70
Previewn/a72
Zoomn/a126
Sources: DxOMark [Samsung Galaxy S23]

Front camera

Matrix 8 MP 12 MP
Photo resolution 3264x2448 pixels 4000x3000 pixels
Aperture f/2.0 f/2.2
Focal length n/a 26 mm
Sensor CMOS Samsung S5K3LU
Sensor size n/a 1/3.24
Pixel size n/a 1.12 μm
Autofocus No Phase autofocus (Dual Pixel)
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 6E (802.11 a/b/g/n/ac/ax)
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 5.2 5.3
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 2 3.2
USB features - Charging
- USB Storage Mode		 - Charging
- USB Storage Mode
- OTG
DisplayPort n/a Yes DP 1.2
GPS - GPS
- GLONASS
- Beidou
- Galileo		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Varies by region Yes
Infrared Port No No
Connectivity
SIM Count*21
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoYes
Hybrid SlotNoNo
2G BandsGSM 850/900/1800/1900GSM 850/1700/1900/2100Mhz
3G BandsWCDMA Bands 1/5/8UMTS 6/5/8/34
LTE Bands*LTE (B1/B3/B5/B8/B38/B40/B41)LTE (B/B1/B2/B3/B4/B5/B7/B8/B12/B13/B16/B17/B18/B19/B20/B25/B27/B28/B29/B30/B38/B39/B40/B41/B66/B71)
LTE category720
5G SupportNoYes

Sound

Speakers Mono Stereo
3.5 mm Jack Yes No
FM Radio No No
Dolby Atmos No Yes
Speaker Test
Max Volume
Oppo Realme C55
80.6 dB
Samsung Galaxy S23
91.5 dB

Other

Class Budget Flagship
Announced March, 2023 yr February, 2023 yr
Release Date March, 2023 yr February, 2023 yr
Launch Price ($) 160 799
Sensors - Proximity Sensor
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Hall Sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 33 W No

Note

Samsung Galaxy S23:

The 128GB version uses slower UFS 3.1 memory, while the 256GB and 512GB models have UFS 4.0.

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

Results

After analyzing the data, we consider Samsung Galaxy S23 the clear winner in this comparison.

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