Xiaomi Redmi 9C vs OnePlus 12 - Detailed Phone Comparison

Detailed Comparison

Specification
OnePlus 12
OnePlus 12
Oneplus

General

Launch Date August 12, 2020 December 11, 2023
Release Year 2020 2023

Physical

Volume 114.28 cm³ 114.58 cm³
Screen Size to Weight Ratio 3.33 "/g 3.1 "/g
Weight 196 g 220 g
Height 164.9 mm 164.3 mm
Width 77 mm 75.8 mm
Thickness 9 mm 9.2 mm
Foldable Design No No
Available Colors
  • Midnight Gray
  • Sunrise Orange
  • Twilight Blue
  • Flowy Emerald
  • Silky Black
  • Silver (Glacial White)

Display

Screen Size 6.53 " 6.82 "
Resolution 720 x 1600 1440 x 3168
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 81.1 % 90.8 %
Pixel Density 269 PPI 510 PPI
Refresh Rate N/A 120 Hz
Typical Brightness 400 nits 600 nits
HBM Brightness N/A 1600 nits
Peak Brightness N/A 4500 nits

Hardware

Battery Capacity per Screen Area 117.26 mAh/in² 116.10 mAh/in²
Battery Density 43.75 mAh/cm³ 47.13 mAh/cm³
Battery Capacity 5000 mAh 5400 mAh
NFC Support No Yes
Chipset Mediatek MT6765G Helio G35 (12 nm) Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm)
CPU Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) Octa-core (1x3.3 GHz Cortex-X4 & 3x3.2 GHz Cortex-A720 & 2x3.0 GHz Cortex-A720 & 2x2.3 GHz Cortex-A520)
GPU PowerVR GE8320 Adreno 750

Connectivity

USB Version 2.0 3.2
OTG Support 1 1
DisplayPort
DisplayPort Version N/A N/A
USB Features microUSB 2.0, OTG USB Type-C 3.2, OTG

Software

Operating System Android Android
Initial OS Version 10 14
Maximum OS Version 18

Comparison Summary

1. Specifications Comparison

Design

FeatureXiaomi Redmi 9COnePlus 12Practical Impact
Physical Size164.9 × 77 × 9 mm164.3 × 75.8 × 9.2 mmRedmi 9C is slightly wider. OnePlus 12 is slightly thicker but negligibly smaller overall.
Weight196g220gOnePlus 12 is noticeably heavier, which might be less comfortable for prolonged use.
Build Quality (Screen Protection)UnknownCorning Gorilla Glass Victus 2OnePlus 12 offers significantly better screen protection against scratches and drops. Redmi 9C screen protection is unknown, implying it could be less durable.

Display

FeatureXiaomi Redmi 9COnePlus 12Practical Impact
Size6.53"6.82"OnePlus 12 offers a slightly larger screen for a more immersive viewing experience.
Resolution720x16001440x3168OnePlus 12 has a much sharper and more detailed display, making text and images clearer.
PPI269510The higher PPI of the OnePlus 12 results in a significantly sharper image, reducing pixelation.
TechnologyIPS LCDAMOLEDOnePlus 12's AMOLED display provides deeper blacks, better contrast, and more vibrant colors, enhancing the viewing experience. It's also more power-efficient with dark themes.
Refresh Rate60Hz120HzOnePlus 12 provides smoother scrolling and animations, making the user interface feel more responsive and gaming more fluid.
Brightness0 nits4500 nitsOnePlus 12's significantly higher brightness ensures excellent visibility even in direct sunlight. Redmi 9C is expected to have much lower brightness, impacting outdoor usability.

Performance

FeatureXiaomi Redmi 9COnePlus 12Practical Impact
ChipsetMediatek MT6765G Helio G35 (12 nm)Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm)OnePlus 12's processor is vastly more powerful, providing significantly faster app loading, smoother multitasking, and better gaming performance.
AnTuTu Score110,4902,110,808The massive difference in AnTuTu scores indicates that OnePlus 12 will handle demanding tasks and games with ease, while the Redmi 9C will struggle.
GPUPowerVR GE8320Adreno 750OnePlus 12's GPU offers far superior graphics performance, essential for gaming and graphically intensive applications.

Camera

FeatureXiaomi Redmi 9COnePlus 12Practical Impact
Main Camera13MP, f/2.250MP, f/1.6, 1/1.43" sensor, Sony LYTIA-T808, 1.12 µm pixel sizeOnePlus 12 captures significantly more detailed and higher-quality photos, especially in low light due to the larger sensor and wider aperture.
TelephotoNone64MP, f/2.6, 1/2" sensor, Omnivision OV64B, 0.70 µm pixel sizeOnePlus 12 offers optical zoom capabilities, allowing for detailed photos at a distance without significant quality loss.
UltrawideNone48MP, f/2.2, 1/2" sensor, Sony IMX581, 0.80 µm pixel sizeOnePlus 12 can capture wide-angle shots, useful for landscapes and group photos.
Selfie Camera5MP, f/2.232MP, f/2.4, 1/2.74" sensor, Sony IMX615, 0.80 µm pixel sizeOnePlus 12 captures much sharper and detailed selfies.
Video Recording1080p@30fps8K@24fps, 4K@60fps, 1080p@up to 480fpsOnePlus 12 can record much higher resolution and frame rate videos, offering significantly better video quality and slow-motion capabilities.
StabilizationNoYes (OIS + EIS)OnePlus 12 provides image stabilization, resulting in smoother videos and sharper photos, especially in low light.

Battery

FeatureXiaomi Redmi 9COnePlus 12Practical Impact
Capacity5000mAh5400mAhOnePlus 12 has a slightly larger battery, potentially offering slightly longer battery life.
Charging10W100W wired, 50W wirelessOnePlus 12 charges much faster, significantly reducing charging time. Wireless charging adds convenience.
FeaturesNon-removableReverse charging, 50W wireless charging, Non-removableOnePlus 12 can wirelessly charge other devices, offering added convenience.

Storage & Memory

FeatureXiaomi Redmi 9COnePlus 12Practical Impact
Internal Storage32/64/128 GB256/512/1024 GBOnePlus 12 offers much more storage space for apps, photos, videos, and files.
RAM2/3/4 GB12/16/24 GBOnePlus 12 provides significantly better multitasking capabilities, allowing users to run multiple apps simultaneously without slowdowns.
Expandable StorageNoNoNeither phone allows for expanding storage with a microSD card.

Connectivity & Audio

FeatureXiaomi Redmi 9COnePlus 12Practical Impact
Wi-Fi802.11b/g/n802.11a/b/g/n/ac/ax/be (Wi-Fi 7)OnePlus 12 supports the latest Wi-Fi standards, offering faster speeds and more stable connections.
Bluetooth5.05.4OnePlus 12's newer Bluetooth version offers improved efficiency and support for advanced audio codecs.
AudioBasic audio featuresDolby Atmos, Stereo Speakers, Noise cancellation microphoneOnePlus 12 provides superior audio quality with immersive sound and clear voice calls.

2. Key Differences Analysis

Xiaomi Redmi 9C Advantages:

  • Lighter Weight: More comfortable for prolonged use.
  • Potentially Lower Price: Making it accessible to budget-conscious users.

OnePlus 12 Advantages:

  • Superior Display: Larger, higher resolution, AMOLED, 120Hz refresh rate, and much brighter.
  • Much Faster Performance: Top-of-the-line processor and GPU for smooth multitasking and gaming.
  • Better Camera System: Higher resolution sensors, telephoto lens, ultrawide lens, and significantly better video recording capabilities.
  • Faster Charging: 100W wired and 50W wireless charging for quick and convenient power replenishment.
  • More RAM and Storage: Significantly more memory and storage for demanding apps and large files.
  • Advanced Connectivity: Newer Wi-Fi and Bluetooth standards for faster and more reliable connections.
  • Premium Audio: Dolby Atmos and stereo speakers for immersive sound.
  • Better Build Quality: Corning Gorilla Glass Victus 2 screen protection.

Trade-offs:

  • The OnePlus 12 is significantly more expensive than the Xiaomi Redmi 9C.
  • The OnePlus 12 is heavier than the Xiaomi Redmi 9C.

3. User Profiles & Recommendations

Xiaomi Redmi 9C Ideal User:

  • Budget-conscious users who need a basic smartphone for essential tasks like calling, texting, and browsing the web.
  • Users who prioritize a lightweight phone.
  • Users who don't require high-end performance, advanced camera features, or a premium display.

Use Cases for Redmi 9C:

  • A secondary phone for travel or emergencies.
  • A basic phone for children or elderly individuals.
  • Users on a very tight budget who need a functional smartphone.

OnePlus 12 Ideal User:

  • Users who want a high-performance smartphone with a premium display and advanced camera system.
  • Gamers and content creators who need a powerful device for demanding tasks.
  • Users who value fast charging and long battery life.
  • Users who want the latest connectivity standards and premium audio features.

Use Cases for OnePlus 12:

  • Mobile gaming with smooth graphics and fast response times.
  • Photography and videography with high-quality images and videos.
  • Multitasking with multiple apps and demanding workflows.
  • Enjoying multimedia content with a vibrant display and immersive audio.

4. Decision Framework

Key Questions for Buyers:

  1. What is your budget? The price difference is substantial.
  2. What are your primary use cases? Basic communication vs. gaming/photography/heavy usage.
  3. How important are display quality and performance to you?

Scenario-Based Recommendations:

  • Scenario 1: Tight Budget, Basic Needs: Choose the Xiaomi Redmi 9C. It provides essential smartphone functionality at a low cost.
  • Scenario 2: Moderate Budget, Everyday Use: It is recommended to consider other options.
  • Scenario 3: High Budget, Demanding User: Choose the OnePlus 12. Its superior performance, display, camera, and features justify the higher price.

What I would choose and why:

I would choose the OnePlus 12. While it comes at a significantly higher price point, the sheer difference in performance, display quality, camera capabilities, and overall user experience makes it the clear winner for my needs. As someone who values smooth multitasking, enjoys mobile gaming, and appreciates high-quality photos and videos, the OnePlus 12 offers a vastly superior experience. The faster charging and larger storage are also major advantages that would improve my daily usage. The Redmi 9C might be sufficient for basic tasks, but the OnePlus 12 provides a premium and future-proof experience that justifies the investment.

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.

Key Strengths:

  • Mobile technology analysis
  • Digital media communication
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Bridging technical complexity with engaging, accessible narratives.