OnePlus Nord 3 vs Xiaomi Redmi A3 - Detailed Phone Comparison

Detailed Comparison

Specification
OnePlus Nord 3
OnePlus Nord 3
Oneplus

General

Launch Date July 11, 2023 February 23, 2024
Release Year 2023 2024

Physical

Volume 99.76 cm³ 106.58 cm³
Screen Size to Weight Ratio 3.48 "/g 3.48 "/g
Weight 193.5 g 193 g
Height 162 mm 168.3 mm
Width 75.1 mm 76.3 mm
Thickness 8.2 mm 8.3 mm
Foldable Design No No
Available Colors
  • Misty Green
  • Tempest Gray
  • Midnight Black
  • Forest Green (Olive Green)
  • Star Blue (Lake Blue)

Display

Screen Size 6.74 " 6.71 "
Resolution 1240 x 2772 720 x 1650
Aspect Ratio 20:9 21:9
Screen-to-Body Ratio 89.8 % 82.9 %
Pixel Density 451 PPI 268 PPI
Refresh Rate 120 Hz 90 Hz
Typical Brightness N/A N/A
HBM Brightness N/A 500 nits
Peak Brightness 1450 nits N/A

Hardware

Battery Capacity per Screen Area 110.07 mAh/in² 111.05 mAh/in²
Battery Density 50.12 mAh/cm³ 46.91 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support Yes Yes
Chipset Mediatek Dimensity 9000 (4 nm) Mediatek Helio G36 (12 nm)
CPU Octa-core (1x3.05 GHz Cortex-X2 & 3x2.85 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510) Octa-core (4x2.2 GHz Cortex-A53 & 4x1.6 GHz Cortex-A53)
GPU Mali-G710 MC10 PowerVR GE8320

Connectivity

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

Software

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

Comparison Summary

1. Specifications Comparison

FeatureOnePlus Nord 3Xiaomi Redmi A3Practical Impact
Design
Dimensions (mm)162 x 75.1 x 8.2168.3 x 76.3 x 8.3Nord 3 is slightly smaller and thinner. Redmi A3 might feel bulkier.
Weight (g)193.5193Negligible weight difference.
Fingerprint SensorUnder displaySide-mountedPreference-based; under-display is generally considered more premium.
Display
Display Type6.74" Fluid AMOLED, 120Hz6.71" IPS LCD, 90HzNord 3 offers significantly better contrast, colors, and smoother scrolling due to AMOLED and higher refresh rate.
Resolution1240 x 2772 (451 ppi)720 x 1650 (268 ppi)Nord 3 has a much sharper and more detailed display. Redmi A3's display will appear pixelated in comparison.
Peak Brightness1450 nitsNot specifiedNord 3 will offer superior outdoor visibility. Missing Redmi A3 brightness limits comparison.
Performance
ChipsetMediaTek Dimensity 9000 (4 nm)MediaTek Helio G36 (12 nm)Nord 3's Dimensity 9000 is a flagship-level chip offering significantly faster performance and efficiency compared to the budget Helio G36. Expect smoother multitasking, gaming, and app loading on the Nord 3.
CPUOcta-core (1x3.05 GHz Cortex-X2 & 3x2.85 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)Octa-core (4x2.2 GHz Cortex-A53 & 4x1.6 GHz Cortex-A53)Nord 3's CPU boasts much more powerful cores, translating to a vastly superior user experience in demanding tasks.
GPUMali-G710 MC10PowerVR GE8320Nord 3's GPU offers significantly better graphics performance for gaming and other visually intensive tasks.
RAM8GB/16GB3GB/4GB/6GBMore RAM in some Nord 3 variants allows for smoother multitasking.
Camera
Rear Camera50MP (Main) + 8MP (Wide) + 2MP (Macro)8MP (Main) + 0.3MP (Unspecified)Nord 3 has a higher resolution main sensor and a usable wide-angle lens, promising better image quality and versatility. The secondary 0.3MP sensor on the Redmi A3 is likely of very limited use.
Front Camera16MP5MPNord 3's selfie camera has a much higher resolution, likely resulting in better quality selfies.
Video RecordingUp to 4K@60fps with EISUp to 1080p@30fpsNord 3 offers higher resolution and frame rate video recording with electronic image stabilization.
Battery
Capacity5000 mAh5000 mAhSimilar battery capacity. Actual battery life will depend on software optimization and usage patterns.

2. Key Differences Analysis

OnePlus Nord 3 Advantages:

  • Significantly better performance: The Dimensity 9000 vastly outperforms the Helio G36, providing a smoother and more responsive experience for demanding tasks and gaming.
  • Superior display: The AMOLED display with 120Hz refresh rate offers vibrant colors, deep blacks, and smooth scrolling.
  • More capable camera system: The 50MP main camera and wide-angle lens provide better image quality and versatility.
  • Faster charging: While not explicitly stated, the Nord 3 likely supports faster charging than the Redmi A3, given its higher price range and more powerful chipset.

Xiaomi Redmi A3 Advantages:

  • Lower price: The Redmi A3 is significantly cheaper, making it accessible to budget-conscious buyers.

3. User Profiles & Recommendations

OnePlus Nord 3: Users who prioritize performance, a high-quality display, a good camera, and smooth multitasking. Suitable for gaming, content creation, and demanding applications.

Xiaomi Redmi A3: Users on a tight budget who primarily use their phone for basic tasks like calling, texting, browsing, and social media. Not recommended for gaming or demanding applications.

4. Decision Framework

Key Questions for Buyers:

  1. What is your budget? The Redmi A3 is a budget phone, while the Nord 3 is a mid-range device.
  2. What are your primary use cases? For basic tasks, the Redmi A3 might suffice. For demanding tasks and gaming, the Nord 3 is a much better choice.
  3. How important is display quality? The Nord 3's AMOLED display is far superior to the Redmi A3's LCD.

My Choice: OnePlus Nord 3

The OnePlus Nord 3 is the clear winner for me. While the Redmi A3 offers a very low price, the Nord 3 provides a significantly better overall experience thanks to its superior performance, display, and camera. The difference in price is justified by the substantial improvements in key areas. I value a smooth and responsive user experience, a high-quality display for media consumption, and a capable camera for capturing memories. The Nord 3 delivers on all these fronts, making it the better choice despite the higher price. The Redmi A3 would likely feel sluggish and frustrating to use in comparison, even for everyday tasks.

Emily Harper
Emily Harper

Technology Insights Specialist

Dedicated technology writer specializing in mobile device analysis and technology communication. Expert at translating complex smartphone features into clear, actionable insights for diverse audiences.

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Bridging technical complexity with engaging, accessible narratives.