Home Phone comparison Realme C51 and Oppo Realme C55 - Which is better?

Realme C51 vs Oppo Realme C55

44 out 100
Realme C51
VS
48 out 100
Oppo Realme C55
Realme C51
Oppo Realme C55

Compared 2 smartphones : Realme C51 Manufactured in August, 2023, with display 6.74 with chipsetUnisoc Tiger T612, vs Oppo Realme C55, Manufactured in March, 2023 with chipsetMediaTek Helio G88. 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 Realme C51
  • Larger display: 6.74in
  • Lighter design: 186g vs 189.5g
Reasons to choose Oppo Realme C55
  • Higher pixel density: 392ppi
  • Newer Bluetooth version: 5.2 vs 5

Versions

Available versions and configurations
Memory Options - 3/64 GB
- 4/64 GB
- 4/128 GB
- 6/256 GB		 - 4/64 GB
- 4/128 GB
- 6/64 GB
- 6/128 GB
- 8/128 GB
- 8/256 GB

Review

Key Specs Realme C51 and Oppo Realme C55
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:
Realme C51
vs
Oppo Realme C55

Display

Display quality comparison
Type IPS LCD IPS LCD
Size 6.74 in 6.72 in
Resolution 720x1600 pixels 1080x2400 pixels
Aspect ratio 20:9 20:9
Pixel density 260 ppi 392 ppi
Refresh rate 90 Hz 90 Hz
Adaptive refresh rate No No
Max brightness 560 nits 680 nits
HDR support No No
Touch Sampling Rate 180 Hz 180 Hz
Screen-to-body ratio 85.6 % 86.7 %
Display test
Peak brightness (auto)
Realme C51
n/a
Oppo Realme C55
655 nits
sRGB gamutn/a100 %
Response timen/a21 ms
Contrastn/a1471:1
Sources: NotebookCheck [Oppo Realme C55]

Design & Build

Design and ergonomics comparison
Height 167.2 mm (6.58 in) 165.6 mm (6.52 in)
Width 76.7 mm (3.02 in) 75.9 mm (2.99 in)
Thickness 7.99 mm (0.31 in) 7.89 mm (0.31 in)
Weight 186 g (6.56 oz) 189.5 g (6.68 oz)
Water resistance No No
Back panel Plastic Plastic
Frame Plastic Plastic
Colors - Black
- Green		 - Blue
- Green
- Yellow
Fingerprint sensor Yes In-Button Yes In-Button
Screen-to-body ratio
Realme C51
85.6 %
Oppo Realme C55
86.7 %

Performance

Testing Realme C51 and Oppo Realme C55 In benchmarks
Processor
Chipset Unisoc Tiger T612 MediaTek Helio G88
Max Frequency 1800 MHz 2000 MHz
CPU Cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6/1.8 (Cortex-A55)
- 2/1.8 (Cortex-A75)		 - 6/1.8 (Cortex-A55)
- 2/2 (Cortex-A75)
Process TSMC TSMC
Transistor Size 12 nm 12 nm
Neural Processor n/a MediaTek APU
Graphics Mali-G57 MP1 Mali-G52 MP2
GPU Cores 32 48
GPU Frequency 614 MHz 1000 MHz
FLOPS 78.6 GFLOPS 96 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Realme C51
415
Oppo Realme C55
425
Geekbench 6 (Multi-Core)
Realme C51
1476
Oppo Realme C55
1413
Geekbench 6 (Single-Core)415425
Geekbench 6 (Multi-Core)14761413
Sources: Geekbench v6 [Realme C51]
AnTuTu 10
AnTuTu 10
Realme C51
244837
Oppo Realme C55
274070
CPU8553281734
GPU2331041920
Memory6602374959
UX6997275457
NanoReview Score244837274070
3DMark Wild Life
3DMark Wild Life
Realme C51
n/a
Oppo Realme C55
742
Max Surface Temp.n/a47.8 °C
Stabilityn/a98 %
Graphics Testn/a4 fps
Graphics Scoren/a742
Sources: 3DMark [Oppo Realme C55]
PCMark 3.0
PCMark 3.0
Realme C51
n/a
Oppo Realme C55
8633
Writing scoren/a9636
Web scoren/a7137
Video editingn/a6212
Data manipulationn/a6028
NanoReview Scoren/a8633

Memory

RAM
RAM Size 4 GB - 6 GB
- 8 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 1866 MHz 1800 MHz
Channels 2 2
Storage
Storage Capacity- 64 GB
- 128 GB		- 128 GB
- 256 GB
Storage TypeeMMC 5.1eMMC 5.1
Memory CardMicroSDMicroSD

Software

OS Android 13 Android 13 (Upgradeable to Android 14)
OS Size n/a 20 GB
UI Skin Realme UI T Realme UI 5.0

Battery

Volume 5000 mAh 5000 mAh
Max Charging Power 33 W 33 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging No No
Reverse Charging No No
Fast Charging Yes (50% in 28 min) Yes (27% in 30 min)
Full Charge Time 1:12 h 1:09 h
Battery Life Test
Battery Life
Realme C51
n/a
Oppo Realme C55
22:19
Web Browsingn/a07:44 h
Video Playbackn/a12:22 h
Gamesn/a05:14 h
Standby Moden/a124 h

Main camera

Matrix 50 MP 64 MP
Photo resolution 8192x6144 pixels 9248x6944 pixels
Zoom Digital Digital
Flash LED LED
Stabilization Digital Digital
8K Recording No No
4K Recording No No
1080p Recording Yes (Up to 30 fps) Yes (Up to 60 fps)
Slow Motion 30 fps (480p) 120 fps (720p)
Lenses count Standard: 50 MP
Depth: 0.08 MP		 Standard: 64 MP
Depth: 2 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix50 MP64 MP
Aperturef/1.8n/a
Focal length27 mmn/a
SensorSamsung S5KJN1Omnivision OV64B
Sensor size1/2.761/2
Pixel size0.64 μm0.7 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalDigital

Front camera

Matrix 5 MP 8 MP
Photo resolution 3264x2448 pixels 3264x2448 pixels
Aperture f/2.2 f/2.0
Focal length 28 mm n/a
Sensor Samsung S5K5E9 CMOS
Sensor size 1/5 n/a
Pixel size 1.12 μm n/a
Autofocus No No
Stabilization Digital Digital
Video resolution 720p at 30 fps 1080p (Full HD) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 5 (802.11 a/b/g/n/ac) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5 5.2
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
GPS - GPS
- GLONASS
- Beidou
- Galileo		 - GPS
- GLONASS
- Beidou
- Galileo
NFC* Varies by region Varies by region
Infrared Port No No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM 850/900/1800/1900MHzGSM 850/900/1800/1900
3G BandsWCDMA 1/5/8WCDMA Bands 1/5/8
LTE category77
5G SupportNoNo

Sound

Speakers Mono Mono
3.5 mm Jack Yes Yes
FM Radio No No
Dolby Atmos No No
Speaker Test
Max Volume
Realme C51
n/a
Oppo Realme C55
80.6 dB

Other

Class Budget Budget
Announced July, 2023 yr March, 2023 yr
Release Date August, 2023 yr March, 2023 yr
Launch Price ($) 160 160
Sensors - Proximity Sensor
- Accelerometer
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 33 W Yes 33 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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