Nokia XR20 vs Realme C51 - Detailed Phone Comparison

Detailed Comparison

Specification
Nokia XR20
Nokia XR20
Nokia
Realme C51
Realme C51
Realme

General

Launch Date August 4, 2021 August 1, 2023
Release Year 2021 2023

Physical

Volume 148.25 cm³ 102.59 cm³
Screen Size to Weight Ratio 2.69 "/g 3.62 "/g
Weight 248 g 186 g
Height 171.6 mm 167.2 mm
Width 81.5 mm 76.7 mm
Thickness 10.6 mm 8 mm
Foldable Design No No
Available Colors
  • Ultra Blue
  • Granite Gray
  • Mint Green
  • Carbon Black

Display

Screen Size 6.67 " 6.74 "
Resolution 1080 x 2400 720 x 1600
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 76.8 % 85.5 %
Pixel Density 395 PPI 260 PPI
Refresh Rate N/A 90 Hz
Typical Brightness 550 nits N/A
HBM Brightness N/A N/A
Peak Brightness N/A 560 nits

Hardware

Battery Capacity per Screen Area 104.07 mAh/in² 110.07 mAh/in²
Battery Density 31.23 mAh/cm³ 48.74 mAh/cm³
Battery Capacity 4630 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM4350 Snapdragon 480 5G (8 nm) Unisoc Tiger T612 (12 nm)
CPU Octa-core (2x2.0 GHz Kryo 460 & 6x1.8 GHz Kryo 460) Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Adreno 619 Mali-G57

Connectivity

USB Version 3.0 2.0
OTG Support 1
DisplayPort
DisplayPort Version N/A N/A
USB Features USB Type-C 3.0 USB Type-C 2.0, OTG

Software

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

Comparison Summary

Alright, let's dive into a head-to-head comparison of the Nokia XR20 and the Realme C51. I'll break down the specs, focusing on what they actually mean for you as a user, and then help you figure out which phone might be the better fit.

Nokia XR20 vs. Realme C51: A Detailed Comparison

Here's a breakdown of the key specifications, along with what they mean in the real world:

1. Specifications Breakdown

FeatureNokia XR20Realme C51Real-World Implications
Design
Dimensions171.6 x 81.5 x 10.6 mm167.2 x 76.7 x 8 mmXR20 is bulkier; C51 is slimmer and easier to handle.
Weight248g186gC51 is significantly lighter, better for one-handed use and extended periods.
Build QualityGorilla Glass VictusUnknownXR20 has superior screen protection, reducing the risk of scratches and cracks.
Display
Size6.67"6.74"Virtually the same size; both offer ample screen real estate for content consumption.
Resolution1080x2400 (FHD+)720x1600 (HD+)XR20 has a noticeably sharper and more detailed display; better for reading, videos, and gaming.
Pixel Density395 PPI260 PPIXR20's higher pixel density translates to clearer text and images.
Refresh Rate60Hz90HzC51 has smoother scrolling and animations; more fluid user experience.
Performance
ChipsetSnapdragon 480 5G (8nm)Unisoc Tiger T612 (12nm)XR20 offers better performance for gaming, multitasking, and demanding apps; also supports 5G.
AnTuTu Score320,000220,000XR20 is noticeably faster in overall performance.
GPUAdreno 619Mali-G57 MP1XR20 has superior graphics processing, resulting in smoother gameplay and better visual rendering.
Camera
Main Camera48MP, f/1.850MP, f/1.8Marginal difference in megapixels. The S5KJN1 is better for low-light photography.
Ultrawide Camera13MP, f/2.4NoneXR20 has a wider field of view, allowing you to capture more in a single shot.
Selfie Camera8MP, f/2.05MP, f/2.2XR20 captures more detailed selfies, especially in low light.
FeaturesContinuous ShootingPDAF, Face DetectionXR20 excels in action shots. C51 focuses more accurately with PDAF.
Battery Life
Capacity4630mAh5000mAhC51 has slightly longer battery life for all-day usage.
Charging18W Wired, 15W Wireless33W WiredC51 charges significantly faster via wired charging; XR20 offers the convenience of wireless charging.
Software
OSAndroid 11 (Upgradable to 13)Android 13C51 comes with a more recent Android version out of the box.
Connectivity
Wi-FiWi-Fi 6Wi-Fi 5XR20 supports faster and more efficient Wi-Fi connections.
GPSMore SystemsFewer SystemsXR20 provides more accurate location tracking, especially in challenging environments.
Storage
Internal64/128GB64/128/256GBC51 offers a 256GB option for users with extensive storage needs; neither support expandable storage.
AudioStereo SpeakersNoise Cancellation MicXR20 offers better audio immersion for music and videos. C51 reduces background noise during calls.
SecuritySide Fingerprint SensorSide Fingerprint SensorBoth provide basic biometric security.
Other
SensorsBarometer, GyroscopeAccelerometer OnlyXR20 offers more advanced environmental and motion sensing capabilities.
DurabilityRugged DesignStandard DesignXR20 is designed to withstand drops, dust, and water; better for outdoor and demanding environments.

2. Key Insights

Nokia XR20 Strengths:

  • Durability: The XR20's rugged design and Gorilla Glass Victus screen make it incredibly resilient.
  • Performance: The Snapdragon 480 5G offers a smoother experience, especially for gaming and multitasking.
  • Display Quality: The FHD+ display provides a sharper and more detailed viewing experience.
  • Camera Versatility: The ultrawide lens adds flexibility to your photography.
  • Wireless Charging: A convenient feature not found in the Realme C51.
  • Advanced Sensors: Barometer and gyroscope enhance functionality for certain apps and games.

Realme C51 Strengths:

  • Battery Life: The larger battery (5000mAh) ensures longer usage.
  • Fast Charging: The 33W charging replenishes the battery much quicker.
  • Newer Android Version: Comes with Android 13 out of the box.
  • Lighter and Thinner: Easier to handle and carry around.
  • Storage Option: 256GB is an option

Trade-offs and Limitations:

  • Nokia XR20: Heavier and bulkier than the Realme C51.
  • Realme C51: Lower screen resolution, weaker performance, and lacks an ultrawide camera.

3. User Profiles and Recommendations

Nokia XR20 is ideal for:

  • Outdoor enthusiasts and adventurers: Its ruggedness can withstand harsh conditions.
  • Users who prioritize performance and durability: A phone that can handle demanding tasks and accidental drops.
  • Those who value a high-quality display and camera versatility: Enjoy sharper visuals and wider shots.

Realme C51 is ideal for:

  • Budget-conscious users: Offers a decent experience at a lower price point.
  • Users who prioritize battery life and fast charging: Spend more time using your phone and less time plugged in.
  • Those who prefer a lighter and slimmer phone: More comfortable for everyday use.

4. Buying Decision Framework

Here are three questions to help you decide:

  1. How important is durability to you? If you're prone to dropping your phone or work in tough environments, the XR20 is the clear choice.
  2. Do you prioritize performance or battery life? If gaming and multitasking are essential, go for the XR20. If you need all-day battery, consider the C51.
  3. What's your budget? The Realme C51 is the more affordable option.

Scenario-Based Recommendations:

  • Scenario 1: Construction Worker - Nokia XR20. The ruggedness and durability are crucial.
  • Scenario 2: Student on a Budget - Realme C51. A balance of features and affordability is key.
  • Scenario 3: Travel Photographer - Nokia XR20. Better camera versatility and performance.
  • Scenario 4: Casual User - Realme C51. The basic needs are met with good battery life.

My Choice

If I were choosing between these two, I'd personally go with the Nokia XR20. Here's why:

  • I value durability: I tend to be a bit clumsy, and the XR20's ruggedness gives me peace of mind.
  • The better display matters: I watch a lot of videos on my phone, and the higher resolution makes a difference.
  • Performance is important: I like to have a phone that can keep up with my usage, and the Snapdragon 480 offers a smoother experience.

While the Realme C51 has its merits, particularly in battery life and charging speed, the XR20's overall package aligns better with my priorities. It's a phone that I can rely on, no matter what I'm doing. Plus, I really like the idea of wireless charging for convenience.

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.