Samsung Galaxy Z Fold3 5G vs Realme C51 - Detailed Phone Comparison

Detailed Comparison

Specification
Realme C51
Realme C51
Realme

General

Launch Date August 27, 2021 August 1, 2023
Release Year 2021 2023

Physical

Volume 129.7 cm³ 102.59 cm³
Screen Size to Weight Ratio 2.8 "/g 3.62 "/g
Weight 271 g 186 g
Height 158.2 mm 167.2 mm
Width 128.1 mm 76.7 mm
Thickness 6.4 mm 8 mm
Foldable Design Yes No
Available Colors
  • Phantom Black
  • Phantom Silver
  • Phantom Green
  • Thom Browne Edition
  • Wooyoungmi Edition
  • Mint Green
  • Carbon Black

Display

Screen Size 7.6 " 6.74 "
Resolution 1768 x 2208 720 x 1600
Aspect Ratio 16:9 20:9
Screen-to-Body Ratio 89.7 % 85.5 %
Pixel Density 374 PPI 260 PPI
Refresh Rate 120 Hz 90 Hz
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness 1200 nits 560 nits

Hardware

Battery Capacity per Screen Area 76.18 mAh/in² 110.07 mAh/in²
Battery Density 33.92 mAh/cm³ 48.74 mAh/cm³
Battery Capacity 4400 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) Unisoc Tiger T612 (12 nm)
CPU Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Adreno 660 Mali-G57

Connectivity

USB Version 3.2 2.0
OTG Support 1
DisplayPort
DisplayPort Version N/A N/A
USB Features USB Type-C 3.2 USB Type-C 2.0, OTG

Software

Operating System Android Android
Initial OS Version 11 13
Maximum OS Version 15

Comparison Summary

Okay, let's break down the Samsung Galaxy Z Fold3 5G and the Realme C51. This is a classic case of a tech titan versus a budget-friendly contender, and the differences go far beyond just price. Here’s a detailed analysis, focusing on what these specs mean for you, the user.

1. Specifications Breakdown

FeatureSamsung Galaxy Z Fold3 5GRealme C51Real-World Implications
Design
Form FactorFoldableStandardThe Fold3 offers a unique tablet-to-phone experience, while the C51 is a traditional smartphone. This dictates the overall feel and usage model.
Dimensions (mm)158.2 x 128.1 x 6.4 (unfolded)167.2 x 76.7 x 8The Fold3 is wider and thinner when unfolded, but chunkier when folded. The C51 is taller and thicker but more pocketable.
Weight271g186gThe Fold3 is significantly heavier, which may be a factor in extended use and carrying. The C51 is lighter and more comfortable for one-handed operation.
Display
Size7.6" (main, foldable)6.74"The Fold3 provides a much larger screen for immersive media consumption and multitasking when unfolded. The C51 offers a standard, large-sized display.
Resolution1768 x 2208720 x 1600The Fold3 boasts a much sharper display with significantly more detail. The C51 is lower resolution and less crisp.
Pixel Density (PPI)374260The Fold3 has a noticeably sharper and clearer display. The C51 is less detailed, but it's still acceptable for everyday use.
TechnologyDynamic AMOLED 2X (Cover), AMOLED (Main)IPS LCDThe Fold3 offers superior contrast, color vibrancy, and deep blacks. The C51 is an average IPS panel which has less vibrant colors, but good viewing angles.
Refresh Rate120Hz90HzThe Fold3 screen scrolls smoother and animations feel more fluid. The C51's 90Hz display is still fairly smooth for most users.
Performance
ChipsetQualcomm Snapdragon 888 5G (5nm)Unisoc Tiger T612 (12nm)The Fold3's flagship-grade chip allows for much faster app loading, smooth multitasking, and demanding mobile gaming. The C51's chip is entry-level, suitable for basic tasks.
AnTuTu Score898,700220,000The Fold3 has more than four times the performance, allowing it to handle intensive tasks with ease. The C51 is suitable for light use.
GPUAdreno 660Mali-G57 MP1The Fold3 handles graphics-intensive games with smoother frame rates. The C51 is not ideal for heavy gaming.
Camera
Main Camera Resolution12MP50MPThe C51 captures more detail in bright light, but the Fold3 uses a higher-quality sensor.
Main Camera Sensor Size1/1.76"1/2.76"The Fold3 captures more light in darker conditions due to a physically larger sensor. The C51 is smaller and may struggle more in low-light.
Selfie Camera Resolution10MP5MPThe Fold3 takes higher-resolution selfies.
Other Cameras12MP Telephoto, 13MP Ultra-WideNoneThe Fold3 offers much more flexibility in shooting options with zoom and ultrawide lenses. The C51 has only a basic dual camera.
Video Recording4K@60fps with HDR, EIS1080p@30fpsThe Fold3 can capture much higher quality video.
Battery Life
Capacity4400mAh5000mAhThe C51 has a larger battery, likely offering better battery endurance.
Charging25W fast charging, 15W Wireless Charging33W fast chargingThe C51 charges faster with 33W charging, but the Fold3 has the option of wireless charging.
Software
OSAndroid 11 (upgradable to 15)Android 13The Fold3 offers Android updates till Android 15, while the C51 comes with a more recent operating system.
Connectivity
Wi-FiWi-Fi 6 (802.11ax)Wi-Fi 5 (802.11ac)The Fold3 uses the latest Wi-Fi technology for faster speeds and better network performance.
BluetoothBluetooth 5.2 LEBluetooth 5.0 LEThe Fold3 uses the latest bluetooth technology.
Storage
Internal256GB/512GB64GB/128GB/256GBThe Fold3 offers generous storage options. The C51 offers smaller capacity models, but can also come with 256GB of storage.
RAM12GB4GB/6GBThe Fold3 offers much more RAM, enabling smoother multitasking and better performance in heavy apps and games.
Audio
QualityDolby Atmos, Stereo SpeakersNoise cancellation microphoneThe Fold3 provides a much richer and immersive audio experience. The C51 is suitable for basic audio needs.
Security
BiometricSide-mounted fingerprint sensorSide-mounted fingerprint sensorBoth devices offer a convenient way to unlock your phone.
Sensors
SensorsFingerprint, Proximity, Accelerometer, Compass, Gyroscope, BarometerFingerprint, Proximity, AccelerometerThe Fold3 includes many more sensors for advanced functionalities and accurate readings.

2. Key Insights

Samsung Galaxy Z Fold3 5G: Strengths and Advantages

  • Display Prowess: The Fold3's foldable display, combined with high resolution and AMOLED technology, offers an unparalleled viewing experience. It's ideal for multitasking, content consumption, and mobile productivity.
  • Flagship Performance: The Snapdragon 888 chip delivers top-tier processing and graphical power, handling demanding applications and games with ease.
  • Versatile Camera System: The combination of a quality main camera with telephoto and ultra-wide lens gives more flexibility and the ability to take stunning pictures and videos.
  • Premium Features: Wireless charging, reverse wireless charging, and a more comprehensive sensor suite add to its premium appeal.
  • Advanced Software: Support for newer Android versions and the unique foldable experience.

Realme C51: Strengths and Advantages

  • Budget-Friendly: The C51's primary advantage is its accessibility at a lower price point.
  • Good Battery Life: A large 5000mAh battery combined with a less power-hungry processor should provide solid battery life.
  • Faster Charging: The 33W fast charging is a nice touch for a budget device.
  • Modern Software: The C51 ships with a more modern version of Android.
  • Lighter and Ergonomic: The C51 is significantly lighter than the Fold3, making it more convenient for daily use and carrying around.

Trade-offs and Limitations

  • Samsung Galaxy Z Fold3 5G:
    • High Cost: It's a premium device that comes with a hefty price tag.
    • Bulkier: Its foldable design makes it heavier and less pocketable than a typical phone.
    • Battery Life: While decent, battery life won’t be as impressive as the C51 due to the more demanding display and processor.
  • Realme C51:
    • Basic Performance: Struggles with demanding apps or high-end games.
    • Lower Resolution Display: The screen is less sharp and vibrant compared to higher-end models.
    • Camera limitations: Lacks telephoto and wide angle lenses and lower video quality.
    • Limited Extra Features: The C51 lacks some of the high-end features of the Fold3 like wireless charging and a more comprehensive sensor suite.

3. User Profiles and Recommendations

Samsung Galaxy Z Fold3 5G: Ideal for...

  • Power Users: Individuals who need high performance for demanding tasks, such as multitasking and gaming.
  • Media Enthusiasts: People who enjoy watching videos, reading, and using large screens for immersive experiences.
  • Professionals on the Go: Users who value productivity features and can benefit from a tablet-sized screen for work tasks.
  • Tech Enthusiasts: Those who want to experience cutting-edge technology and appreciate innovative design.
  • Content Creators: Users who prioritize camera versatility and high-quality video recording.

Realme C51: Ideal for...

  • Budget-Conscious Buyers: People who need a functional smartphone without breaking the bank.
  • Everyday Users: Individuals who prioritize basic smartphone functions such as browsing, social media, and communication.
  • Battery Life Seekers: Those who need a phone that can last through a full day on a single charge.
  • First Time Smartphone Users: Those who need a more simple and less expensive introduction to smartphones.

4. Buying Decision Framework

Here are three key questions to help you decide:

  1. What is Your Budget?
    • If you have a high budget and desire premium features, go for the Samsung Galaxy Z Fold3 5G. If you are looking for the most economical option, the Realme C51 would be better.
  2. What is Your Primary Use Case?
    • If your usage involves a lot of multitasking, content creation, gaming, and media consumption, the Samsung Galaxy Z Fold3 5G is the better choice. If you mainly need a phone for basic functions, the Realme C51 will be sufficient.
  3. Do You Prioritize Portability and Battery Life?
    • If a lighter, more pocketable phone and longer battery life are priorities, the Realme C51 is preferable. However, if you want cutting-edge features, the Samsung Galaxy Z Fold3 5G is the better option.

Final Verdict:

If I had to choose, I would go for the Samsung Galaxy Z Fold3 5G. Here's why:

As a tech journalist and enthusiast, I am drawn to the cutting-edge features and the unique experience of a foldable phone. The higher quality screen, flagship performance, advanced camera system and unique design make it a more appealing device for my needs. While the Realme C51 is a perfectly fine device for basic usage, the higher processing power and quality in the Samsung Galaxy Z Fold3 5G would make it a better choice for my requirements. I also have to acknowledge the significant difference in price, but for the best experience, I would pay the premium.

Alex Griffin
Alex Griffin

Technology analyst specializing in mobile devices and consumer electronics.

Core Expertise

  • Mobile technology analysis
  • Consumer electronics evaluation
  • Technical specification interpretation
  • User experience insights

Professional Mission Empowering readers to make informed technology decisions by transforming intricate specifications into understandable, practical guidance.

Demystifying technology, one device at a time.