Realme 9i vs Nokia C31 - Detailed Phone Comparison

Detailed Comparison

Specification
Realme 9i
Realme 9i
Realme
Nokia C31
Nokia C31
Nokia

General

Launch Date January 10, 2022 September 1, 2022
Release Year 2022 2022

Physical

Volume 104.54 cm³ 113.5 cm³
Screen Size to Weight Ratio 3.47 "/g 3.38 "/g
Weight 190 g 200 g
Height 164.4 mm 169.2 mm
Width 75.7 mm 78 mm
Thickness 8.4 mm 8.6 mm
Foldable Design No No
Available Colors
  • Black
  • Blue
  • Mint
  • Charcoal
  • Cyan

Display

Screen Size 6.6 " 6.75 "
Resolution 1080 x 2412 720 x 1600
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 84.2 % 83.4 %
Pixel Density 400 PPI 260 PPI
Refresh Rate 90 Hz N/A
Typical Brightness 480 nits N/A
HBM Brightness N/A N/A
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 114.78 mAh/in² 110.84 mAh/in²
Battery Density 47.83 mAh/cm³ 44.49 mAh/cm³
Battery Capacity 5000 mAh 5050 mAh
NFC Support Yes No
Chipset Qualcomm SM6225 Snapdragon 680 4G (6 nm) Unisoc SC9863A (28 nm)
CPU Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver) Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
GPU Adreno 610 IMG8322

Connectivity

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

Software

Operating System Android Android
Initial OS Version 11 12
Maximum OS Version 13

Comparison Summary

Alright, let's dive into a head-to-head comparison of the Realme 9i and the Nokia C31. I've got my tech specs laid out and we'll cut through the jargon to see what these phones actually offer you.

1. Specifications Breakdown

Here's a detailed breakdown of the specs, focusing on the practical implications:

FeatureRealme 9iNokia C31Real-World Implications
Design
Dimensions164.4 × 75.7 × 8.4 mm, 190g169.2 × 78 × 8.6 mm, 200gThe Nokia C31 is noticeably larger and heavier, potentially feeling less comfortable in smaller hands and for extended use.
FoldableStandardStandardBoth are standard smartphones.
Display
Size6.6"6.75"Nokia C31 has a slightly larger display, but the difference isn't significant for most users.
Resolution1080x2412720x1600The Realme 9i has a much sharper display, resulting in clearer text and images for browsing and media consumption.
PPI400260Realme 9i's higher pixel density translates to noticeably crisper visuals. A higher PPI results in a cleaner display, enhancing the viewing experience.
TechnologyIPS LCDIPS LCDBoth have the same display tech which gives a good balance of color accuracy and viewing angles.
Refresh Rate90Hz60HzThe Realme 9i's 90Hz refresh rate makes scrolling and animations feel smoother, although this difference may not be noticed by some users.
Brightness0 nits0 nitsPeak brightness is the same, though this means they're lacking on bright sunny days.
Performance
ChipsetSnapdragon 680 (6 nm)Unisoc SC9863A (28 nm)The Realme 9i's chipset is significantly more powerful, leading to faster app loading, smoother multitasking, and better gaming performance.
AnTuTu Score216,850109,200The Realme 9i's near 100% higher score indicates a massive performance advantage, making it suitable for more demanding tasks.
GPUAdreno 610IMG8322The Realme 9i’s GPU is more capable, resulting in smoother graphics for gaming and video editing.
Battery
Capacity5000mAh5050mAhBoth have similar battery capacities, suggesting comparable battery life for daily tasks.
Charging33W Fast Charging (Li-Ion)10W Fast Charging (Li-Polymer)The Realme 9i's faster charging allows it to juice up quicker, minimizing downtime. This can be a real lifesaver for busy users.
FeaturesNon-removableNon-removableBoth phones offer integrated, non-removable batteries.
Camera
Main Camera50MP (f/1.8)13MP (f/N/A)The Realme 9i's 50MP camera captures more detailed and higher resolution images. It would generally perform better in low light conditions due to better sensor.
Selfie Camera16MP (f/2.1)5MP (f/2.2)The Realme 9i's selfie camera offers much better resolution for sharper selfies and video calls.
Portrait LensN/A2MP (f/2.4)Nokia C31 includes a dedicated lens for depth effects
Macro Lens2MP (f/2.4)2MP (f/2.4)Similar macro lens on both phones
Black & White Lens2MP (f/2.4)N/AThe Realme 9i offers a dedicated black & white lens for creative shots, that the Nokia does not have.
Video1080p@30fps, 120fps Slow-mo1080p@30fps, 30fps Slow-moBoth record 1080p video, but the Realme 9i offers a higher frame rate slow motion mode.
Camera FeaturesComprehensiveComprehensive, Front FlashBoth phones offer common features, but the Nokia has an additional Front Flash, which can be useful in poor lighting.
Software
OSAndroid 11 (upgradeable to 13)Android 12The Nokia C31 ships with a newer Android version out of the box, potentially offering newer features, while Realme can be updated.
Connectivity
Wi-Fi802.11ac802.11nThe Realme 9i offers faster Wi-Fi speeds. It supports dual band connections.
Bluetooth5.04.2The Realme 9i has a more modern Bluetooth version with better efficiency and connectivity, but the Nokia supports a low-energy version for battery saving.
GPSGPS, A-GPS, GLONASS, Beidou, GalileoGPS, A-GPS, GLONASS, SUPL, GalileoRealme 9i supports Beidou for improved accuracy while the Nokia C31 supports SUPL.
SIMDual Nano SIMDual Nano SIMBoth phones support dual SIM functionality for using two numbers simultaneously.
Storage
Internal Storage64/128GB64/128GBBoth phones offer the same storage options for your apps and media.
RAM4/6GB4GBThe Realme 9i offers better multitasking capabilities thanks to 6 GB of RAM, while the Nokia can only be configured with 4GB.
Expandable StorageNoNoNeither phone supports expandable storage which can be limiting for heavy media users.
Audio
QualityHi-Res Audio, Stereo SpeakersBasic AudioThe Realme 9i provides a better audio experience for music and videos.
Security
FeaturesSide-mounted FingerprintRear-mounted FingerprintSide-mounted fingerprint sensor on Realme 9i is more ergonomic.
Sensors
FeaturesFingerprint, Proximity, Accelerometer, CompassProximity, AccelerometerRealme 9i has a wider selection of sensors that allow for a better overall experience.

2. Key Insights

  • Realme 9i Strengths:
    • Superior Performance: The Snapdragon 680 chipset offers significantly better processing power, ensuring smoother performance for daily tasks, gaming, and multitasking.
    • Sharper Display: The higher resolution display provides a more enjoyable experience for viewing text, images, and videos.
    • Faster Charging: The 33W fast charging dramatically reduces charging times, which is a major convenience.
    • Better Camera System: Higher resolution sensors on both the main and selfie cameras, coupled with creative modes, lead to improved photographic results.
    • Enhanced Audio: The inclusion of Hi-Res Audio and stereo speakers provide a more immersive audio experience.
    • More Modern Specs: The newer WiFi and Bluetooth version allows for better performance overall
  • Nokia C31 Strengths:
    • Larger Display: A slightly larger screen (0.15") may be preferable for those who prioritize media consumption.
    • Front Flash: The front-facing flash could make it better for selfies in darker situations.
    • Android 12: Comes with the newer OS, although the Realme can be updated to 13.
  • Trade-offs:
    • The Realme 9i sacrifices a slightly larger screen and a front facing flash for better performance, camera, and display quality.
    • The Nokia C31 offers a bigger display and a front facing flash, but is noticeably slower and has a worse camera and screen quality.

3. User Profiles and Recommendations

  • Realme 9i:
    • Ideal for: Users who value performance, better screen quality and fast charging. This includes students, professionals, and casual gamers, as well as those who heavily use social media and media streaming apps.
    • Use Cases: Smooth multitasking, mobile gaming, photography enthusiasts, content creators, frequent travelers who need to quickly charge their device.
  • Nokia C31:
    • Ideal for: Users with basic phone needs, who want a large display, and are very limited on budget.
    • Use Cases: Primarily for calls, texting, browsing, and other light tasks; good for elderly users or those who just need a no frills smartphone.

4. Buying Decision Framework

Here are three questions to guide your decision:

  1. Do you prioritize performance, a higher quality display, and faster charging? If yes, the Realme 9i is the clear winner.
  2. Is a large screen and slightly newer version of Android more important than overall performance? If yes, and your budget is limited, the Nokia C31 is an option.
  3. Are you more of a casual user or a power user? Casual users might find the Nokia C31 sufficient, but power users will definitely notice the performance limitations and enjoy the speed of the Realme 9i.

Scenario-Based Recommendations:

  • Budget-Conscious User: If every penny counts and you prioritize a slightly bigger screen, the Nokia C31 could do the job. But, be prepared for the sacrifices in performance, display and camera quality.
  • Performance Seeker: The Realme 9i is the only choice for those who need a fast, reliable smartphone for everyday use and more demanding tasks.
  • Casual User with a Little Extra Budget: If you're not a power user but still want a smooth experience, the Realme 9i offers much better value with better features at a still accessible price point.

Final Thoughts

If I were choosing between these two phones, I would definitively pick the Realme 9i. The performance difference alone is significant, and coupled with a much sharper display, a better camera system, faster charging, and more modern specifications, it simply offers a much better user experience. The Nokia C31 is designed to be a budget phone, and while that is a valid category, the compromises are too large in comparison. The Realme 9i offers the better value overall for the price, delivering a noticeably superior experience and that is why it would be my choice.

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.