OnePlus Nord 2 5G vs Xiaomi Redmi A3x - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date July 28, 2021 May 24, 2024
Release Year 2021 2024

Physical

Volume 96.79 cm³ 106.65 cm³
Screen Size to Weight Ratio 3.4 "/g 3.48 "/g
Weight 189 g 193 g
Height 159.1 mm 168.4 mm
Width 73.3 mm 76.3 mm
Thickness 8.3 mm 8.3 mm
Foldable Design No No
Available Colors
  • Gray Sierra
  • Blue Haze
  • Green Wood
  • Pac-Man Edition
  • Midnight Black
  • Olive Green
  • Moonlight White (Starry White)
  • Aurora Green (Ocean Green)

Display

Screen Size 6.43 " 6.71 "
Resolution 1080 x 2400 720 x 1650
Aspect Ratio 20:9 21:9
Screen-to-Body Ratio 85.6 % 82.9 %
Pixel Density 409 PPI 268 PPI
Refresh Rate 90 Hz 90 Hz
Typical Brightness N/A 500 nits
HBM Brightness N/A N/A
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 108.84 mAh/in² 111.05 mAh/in²
Battery Density 46.49 mAh/cm³ 46.88 mAh/cm³
Battery Capacity 4500 mAh 5000 mAh
NFC Support Yes No
Chipset Mediatek Dimensity 1200 (6 nm) Unisoc T603 (22 nm)
CPU Octa-core (1x3.0 GHz Cortex-A78 & 3x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55) Octa-core 1.8 GHz
GPU Mali-G77 MC9 8

Connectivity

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

Software

Operating System Android Android
Initial OS Version 11 14
Maximum OS Version 13 16

Comparison Summary

Alright, let's dive into a head-to-head comparison of the OnePlus Nord 2 5G and the Xiaomi Redmi A3x. We'll break down the specs, discuss what they mean for real-world use, and figure out which phone might be the better fit for you.

1. Specifications Breakdown

FeatureOnePlus Nord 2 5GXiaomi Redmi A3xReal-World Implications
Design
Dimensions159.1 x 73.3 x 8.3 mm168.4 x 76.3 x 8.3 mmNord 2 is more compact; A3x is taller and wider, potentially less comfortable in one-handed use.
Weight189g193gVirtually identical, won't make a noticeable difference in hand.
Display
Size6.43"6.71"A3x provides a larger viewing area, better for media consumption; Nord 2 is more pocketable.
Resolution1080x2400720x1650Nord 2 has significantly sharper and clearer visuals; A3x will appear less crisp.
PPI409268Nord 2 offers much finer details; A3x may show pixelation, especially for text.
TechnologyAMOLEDIPS LCDNord 2 delivers deeper blacks, higher contrast, and more vibrant colors; A3x is more standard.
Refresh Rate90Hz90HzBoth provide smoother scrolling and animations compared to 60Hz displays.
Brightness0 nits0 nitsNeed to confirm the brightness of both devices.
Performance
ChipsetDimensity 1200 (6nm)Unisoc T603 (22nm)Nord 2 is significantly faster and more responsive; A3x is more basic, suitable for light tasks.
AnTuTu Score714,400239,000Nord 2 handles demanding apps and games with ease; A3x struggles with intensive tasks.
GPUMali-G77 MC9Mali-G57 MP1Nord 2 offers much better graphics performance for gaming and video editing.
Camera
Main Camera50MP (f/1.8)8MP (f/2.2)Nord 2 captures far more detailed photos, especially in low light; A3x is suitable for basic snapshots.
Selfie Camera32MP (f/2.45)5MP (f/2.2)Nord 2 takes high-resolution selfies; A3x is more basic.
Wide Angle LensYes (8MP)NoNord 2 provides additional versatility for capturing wider scenes.
VideoUp to 4K@30fpsUp to 1080p@30fpsNord 2 records higher-quality videos; A3x is limited to Full HD.
Battery Life
Capacity4500mAh5000mAhA3x likely offers slightly longer battery life; both should last a full day for moderate use.
Charging65W Fast Charging10W Fast ChargingNord 2 charges incredibly fast, from 0 to 100% in around 30 minutes; A3x takes significantly longer.
Software
OSAndroid 11 (up to 13)Android 14 (up to 16)A3x has newer OS, potentially longer software support; Nord 2 is older.
Other
Storage128/256GB64/128GBNord 2 offers more storage options; neither phone supports expandable storage.
RAM6/8/12GB3/4GBNord 2 handles multitasking and app switching much better.
SecurityFingerprint (basic)Fingerprint (side)A3x has more convenient fingerprint scanner placement.
Screen ProtectionGorilla Glass 5Gorilla Glass 3Nord 2 has better protection against scratches and cracks.
AudioStereo SpeakersBasicNord 2 provides a richer and more immersive audio experience.

2. Key Insights

OnePlus Nord 2 5G Strengths:

  • Superior Performance: The Dimensity 1200 chipset crushes the Unisoc T603 in benchmarks, translating to snappier app loading, smoother multitasking, and better gaming performance.
  • Outstanding Display: The AMOLED screen with a higher resolution offers a far more vibrant, sharp, and immersive viewing experience.
  • Impressive Camera: The 50MP main camera captures significantly more detailed photos and videos, especially in low light.
  • Ultra-Fast Charging: 65W charging is a game-changer, getting you back up to full power in a fraction of the time compared to the A3x's 10W.

Xiaomi Redmi A3x Strengths:

  • Newer Software: Comes with a newer version of Android.
  • Larger Battery: 5000mAh vs 4500mAh, could translate to longer battery life.
  • More Convenient Fingerprint Scanner Placement: Side-mounted scanner may be more ergonomic for some users.

Trade-offs:

  • The Nord 2 5G is an older model (released in 2021), so its software support may be nearing its end, despite having been updated to Android 13. It also lacks expandable storage.
  • The Redmi A3x has a significantly less powerful processor and a lower-quality display, making it less suitable for demanding tasks and media consumption.

3. User Profiles and Recommendations

  • OnePlus Nord 2 5G: Ideal for users who prioritize performance, camera quality, and display experience. Gamers, photographers, and those who consume a lot of media will appreciate the Nord 2's capabilities.
  • Xiaomi Redmi A3x: Best for users on a tight budget who need a basic smartphone for everyday tasks like calling, texting, and light browsing. Its larger battery might be appealing for those who need long-lasting power.

Specific Use Cases:

  • OnePlus Nord 2 5G: Playing graphically intensive games like Genshin Impact, capturing high-quality photos and videos for social media, streaming movies and TV shows.
  • Xiaomi Redmi A3x: Making calls, sending texts, browsing social media, and using basic apps like email and maps.

4. Buying Decision Framework

Here are three practical questions to help you decide:

  1. How important is performance to you? If you need a phone that can handle demanding tasks without lag, the Nord 2 is the clear winner.
  2. What's your budget? If you're on a very tight budget, the A3x is the more affordable option, but be prepared for significant compromises in performance and display quality.
  3. Do you prioritize camera quality? If you take a lot of photos and videos, especially in low light, the Nord 2's superior camera will make a big difference.

Scenario-Based Recommendations:

  • Scenario 1: Casual User, Tight Budget - Go with the Xiaomi Redmi A3x. It will handle basic tasks and get you through the day without breaking the bank.
  • Scenario 2: Performance and Camera Enthusiast - The OnePlus Nord 2 5G is the obvious choice. It offers a much better overall experience for gaming, photography, and media consumption.

My Choice

If I were choosing between these two phones, I'd definitely pick the OnePlus Nord 2 5G. Even though it's an older device, the sheer performance difference, superior display, and vastly better camera system are well worth it. The faster charging is also a huge plus. While the Redmi A3x has a newer version of Android, the overall user experience on the Nord 2 would be much more enjoyable and capable.

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.