Xiaomi Redmi 12 5G vs OnePlus 12 - Detailed Phone Comparison

Detailed Comparison

Specification
OnePlus 12
OnePlus 12
Oneplus

General

Launch Date August 4, 2023 December 11, 2023
Release Year 2023 2023

Physical

Volume 105.49 cm³ 114.58 cm³
Screen Size to Weight Ratio 3.41 "/g 3.1 "/g
Weight 199 g 220 g
Height 168.6 mm 164.3 mm
Width 76.3 mm 75.8 mm
Thickness 8.2 mm 9.2 mm
Foldable Design No No
Available Colors
  • Moonstone Silver
  • Jade Black
  • Pastel Blue
  • Flowy Emerald
  • Silky Black
  • Silver (Glacial White)

Display

Screen Size 6.79 " 6.82 "
Resolution 1080 x 2460 1440 x 3168
Aspect Ratio 21:9 20:9
Screen-to-Body Ratio 85.1 % 90.8 %
Pixel Density 396 PPI 510 PPI
Refresh Rate 90 Hz 120 Hz
Typical Brightness 550 nits 600 nits
HBM Brightness N/A 1600 nits
Peak Brightness N/A 4500 nits

Hardware

Battery Capacity per Screen Area 108.45 mAh/in² 116.10 mAh/in²
Battery Density 47.4 mAh/cm³ 47.13 mAh/cm³
Battery Capacity 5000 mAh 5400 mAh
NFC Support No Yes
Chipset Qualcomm SM4450 Snapdragon 4 Gen 2 (4 nm) Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm)
CPU Octa-core (2x2.2 GHz Cortex-A78 & 6x1.95 GHz Cortex-A55) Octa-core (1x3.3 GHz Cortex-X4 & 3x3.2 GHz Cortex-A720 & 2x3.0 GHz Cortex-A720 & 2x2.3 GHz Cortex-A520)
GPU Adreno 613 Adreno 750

Connectivity

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

Software

Operating System Android Android
Initial OS Version 13 14
Maximum OS Version 14 18

Comparison Summary

1. Specifications Comparison

FeatureXiaomi Redmi 12 5GOnePlus 12Practical Impact
Design
Dimensions168.6 x 76.3 x 8.2 mm164.3 x 75.8 x 9.2 mmOnePlus 12 is slightly shorter and narrower but thicker. Negligible difference in hand feel.
Weight199g220gRedmi 12 5G is noticeably lighter, reducing hand fatigue during extended use.
Build MaterialsNot specifiedNot specifiedCannot compare build quality and durability without this information.
Display
Display TypeIPS LCDLTPO AMOLEDOnePlus 12 offers significantly better contrast, deeper blacks, and more vibrant colors due to AMOLED technology.
Display Size6.79"6.82"Negligible difference in screen real estate.
Resolution1080 x 24601440 x 3168OnePlus 12 has a much sharper display with significantly higher pixel density, resulting in crisper text and images.
Refresh Rate90Hz120HzOnePlus 12 provides smoother scrolling and animations thanks to the higher refresh rate.
Peak BrightnessNot specified4500 nitsOnePlus 12 offers exceptional outdoor visibility even in direct sunlight. The unspecified Redmi brightness could be a disadvantage outdoors.
Performance
ChipsetSnapdragon 4 Gen 2Snapdragon 8 Gen 3OnePlus 12 boasts a vastly more powerful chipset, enabling significantly faster performance in demanding tasks like gaming and multitasking.
CPUOcta-core (2x2.2 GHz Cortex-A78 & 6x1.95 GHz Cortex-A55)Octa-core (1x3.3 GHz Cortex-X4 & 3x3.2 GHz Cortex-A720 & 2x3.0 GHz Cortex-A720 & 2x2.3 GHz Cortex-A520)The superior CPU architecture of the OnePlus 12 translates to much faster processing speeds.
GPUAdreno 613Adreno 750OnePlus 12 provides a significantly enhanced gaming and graphics rendering experience due to its powerful GPU.
RAM6GB16GBOnePlus 12 offers substantially more RAM, enabling seamless multitasking and preventing app closures in the background.
Storage128GB512GBOnePlus 12 offers much more storage for apps, photos, and videos.
Battery
Capacity5000 mAh5400 mAhOnePlus 12 has a slightly larger battery, potentially offering longer battery life; however, real-world usage depends on various factors including the more demanding display.
Other
NFCNoYesOnePlus 12 supports contactless payments and data transfer via NFC.
OSAndroid 13Android 14Both phones run on recent Android versions, but OnePlus commits to longer updates (up to Android 18), ensuring software support and security updates for a longer period.

2. Key Differences Analysis

OnePlus 12 Advantages:

  • Significantly superior performance: The Snapdragon 8 Gen 3, coupled with 16GB RAM, provides a flagship-level experience for demanding tasks and gaming.
  • Stunning Display: The LTPO AMOLED display with a 120Hz refresh rate and high peak brightness offers vibrant colors, deep blacks, smooth scrolling, and excellent outdoor visibility.
  • More Future-Proof: Longer software updates and a more powerful processor ensure the phone remains relevant for a longer period.
  • Larger Storage: 512GB provides ample space for apps, media, and files.

Redmi 12 5G Advantages:

  • Lighter Weight: Noticeably lighter, making it more comfortable for extended use.
  • Potentially Lower Price: Given the "medium price" designation for both, the Redmi 12 5G likely sits at the lower end of this range.

Trade-offs:

  • The Redmi 12 5G sacrifices performance, display quality, and features like NFC for a lower price and lighter weight.
  • The OnePlus 12 prioritizes performance and premium features, resulting in a higher price and slightly heavier weight.

3. User Profiles & Recommendations

Redmi 12 5G: Budget-conscious users who prioritize basic functionality, lightweight design, and all-day battery life over top-tier performance and premium features. Ideal for:

  • Casual users primarily focused on calling, texting, browsing, and social media.
  • Users seeking a lightweight and affordable secondary device.

OnePlus 12: Users who demand top-tier performance, a premium display, ample storage, and the latest features. Ideal for:

  • Mobile gamers and power users.
  • Photography and videography enthusiasts.
  • Users who value a future-proof device with long-term software support.

4. Decision Framework

Key Questions for Buyers:

  1. What is your budget? The OnePlus 12 will command a significantly higher price.
  2. What are your primary smartphone usage patterns? (e.g., gaming, photography, social media, basic communication)
  3. How important are features like a premium display, high performance, and long-term software updates?

My Choice: OnePlus 12

While lacking some specific details like build materials, the OnePlus 12 is the clear winner for me. The significantly superior performance, stunning display, ample storage, and future-proofing offered by longer software updates and the Snapdragon 8 Gen 3 outweigh the Redmi 12 5G's advantages in weight and potential price difference. I value a smooth, responsive user experience, high-quality visuals for media consumption, and the ability to run demanding applications without lag. The OnePlus 12 delivers on all these fronts. While the Redmi 12 5G offers a decent value proposition for budget-conscious buyers, the OnePlus 12 represents a superior investment for a user like myself who prioritizes performance and a premium experience. The lack of NFC on the Redmi is also a significant drawback in today's world.

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.