Oppo Reno6 5G vs Xiaomi Redmi Note 12 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date June 11, 2021 January 11, 2023
Release Year 2021 2023

Physical

Volume 85.92 cm³ 101.13 cm³
Screen Size to Weight Ratio 3.53 "/g 3.55 "/g
Weight 182 g 188 g
Height 156.8 mm 165.9 mm
Width 72.1 mm 76.2 mm
Thickness 7.6 mm 8 mm
Foldable Design No No
Available Colors
  • Blue
  • Aurora
  • Purple
  • Stellar Black
  • Frosted Green
  • Matte Black
  • Mystique Blue

Display

Screen Size 6.43 " 6.67 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 88.3 % 85 %
Pixel Density 409 PPI 395 PPI
Refresh Rate 90 Hz 120 Hz
Typical Brightness 430 nits N/A
HBM Brightness 600 nits N/A
Peak Brightness 750 nits 1200 nits

Hardware

Battery Capacity per Screen Area 104.00 mAh/in² 112.39 mAh/in²
Battery Density 50.05 mAh/cm³ 49.44 mAh/cm³
Battery Capacity 4300 mAh 5000 mAh
NFC Support Yes Yes
Chipset Mediatek Dimensity 900 (6 nm) Qualcomm SM4375 Snapdragon 4 Gen 1 (6 nm)
CPU Octa-core (2x2.4 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55) Octa-core (2x2.0 GHz Cortex-A78 & 6x1.8 GHz Cortex-A55)
GPU Mali-G68 MC4 Adreno 619

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 USB Type-C 2.0, OTG

Software

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

Comparison Summary

Oppo Reno6 5G vs. Xiaomi Redmi Note 12: Detailed Comparison

Both the Oppo Reno6 5G and Xiaomi Redmi Note 12 are compelling mid-range smartphones, but they cater to different user priorities. Below, we break down their specs, real-world performance, and ideal use cases to help you decide.


1. Specifications Breakdown

Design & Build

FeatureOppo Reno6 5GXiaomi Redmi Note 12Real-World Implications
Dimensions156.8 × 72.1 × 7.6 mm165.9 × 76.2 × 8 mmReno6 is slimmer and more compact, easier for one-handed use.
Weight182g188gNegligible difference, but Reno6 is slightly lighter.
Screen ProtectionGorilla Glass 5Gorilla Glass 3Reno6 offers better drop and scratch resistance.
Fingerprint SensorBasic under-displaySide-mountedSide-mounted (Note 12) may be faster but less premium-feeling.

Takeaway: The Reno6 is sleeker and more premium, while the Note 12 is bulkier but durable.


Display

FeatureOppo Reno6 5GXiaomi Redmi Note 12Real-World Implications
Size6.43" AMOLED6.67" AMOLEDNote 12 has a larger screen for media consumption.
Refresh Rate90Hz120HzNote 12 feels smoother in scrolling and gaming.
Brightness1100 nits1200 nitsNote 12 is better in direct sunlight.
PPI409395Reno6 has slightly sharper text.

Takeaway: The Note 12 has a superior display for gaming and outdoor use, while the Reno6 is sharper but smaller.


Performance

FeatureOppo Reno6 5G (Dimensity 900)Xiaomi Redmi Note 12 (SD 4 Gen 1)Real-World Implications
Antutu Score815,200460,800Reno6 is 77% faster, better for gaming and multitasking.
GPUMali-G68 MC4Adreno 619Reno6 handles demanding games better.
RAM Options8GB/12GB4GB/6GB/8GBReno6’s 12GB option is great for heavy users.

Takeaway: The Reno6 is a clear winner in raw performance, making it better for gaming and heavy multitasking.


Camera

FeatureOppo Reno6 5GXiaomi Redmi Note 12Real-World Implications
Main Sensor50MP (Sony IMX766, 1/1.56", f/1.8)48MP (S5KJN1, 1/2.76", f/1.8)Reno6 has a larger sensor, better low-light shots.
Ultrawide16MP (Sony IMX481)8MP (Omnivision OV08D10)Reno6 captures more detail in wide shots.
Telephoto13MP (2x optical zoom)NoneReno6 offers true zoom for portraits.
Selfie Camera32MP (Sony IMX615)13MPReno6 has much better selfies.
Video Recording4K@30fps (with stabilization)1080p@30fpsReno6 is better for vlogging.

Takeaway: The Reno6 is the superior camera phone, with better zoom, low-light performance, and video recording.


Battery & Charging

FeatureOppo Reno6 5GXiaomi Redmi Note 12Real-World Implications
Capacity4500mAh5000mAhNote 12 lasts longer on a single charge.
Charging65W33WReno6 charges twice as fast.

Takeaway: The Note 12 has better battery life, but the Reno6 charges much faster.


2. Key Insights

Oppo Reno6 5G Strengths

Better performance (77% higher benchmark score) – ideal for gamers.
Superior camera system (larger sensor, telephoto, 4K video).
Premium design (lighter, slimmer, Gorilla Glass 5).
Faster charging (65W vs. 33W).

Xiaomi Redmi Note 12 Strengths

Bigger, smoother display (120Hz, 6.67" AMOLED).
Longer battery life (5000mAh + efficient chipset).
Newer software (Android 12 vs. 11).
More affordable (likely a better value for budget buyers).

Trade-offs

  • Reno6 sacrifices battery life for performance and camera quality.
  • Note 12 sacrifices performance and camera for a better display and battery.

3. User Profiles & Recommendations

Who Should Buy the Oppo Reno6 5G?

Photographers & Videographers (best camera & 4K recording).
Gamers & Power Users (faster processor, more RAM).
Those who value premium design (slimmer, better build).

Who Should Buy the Xiaomi Redmi Note 12?

Media consumers (bigger, smoother display).
Battery-focused users (5000mAh + efficiency).
Budget shoppers (likely cheaper for similar specs).


4. Buying Decision Framework

Ask yourself these questions:

  1. Do you prioritize camera and performance?Reno6 5G.
  2. Do you care more about battery and display?Redmi Note 12.
  3. Is software updates/price a big factor?Note 12 (newer Android, likely cheaper).

Scenario-Based Recommendations:

  • For gaming & photography?Reno6 5G.
  • For streaming & long battery life?Redmi Note 12.
  • Balanced daily use on a budget?Redmi Note 12.

Final Verdict: Which One Would I Choose?

🔹 My Pick: Oppo Reno6 5G

Despite being older, the Reno6 5G is the better all-rounder for performance, camera, and build quality. The Dimensity 900’s power, 50MP main sensor, and 65W charging make it a more future-proof choice.

However, if battery life and display size are your top priorities, the Redmi Note 12 is a solid alternative—just expect weaker gaming and camera performance.

For me, the Reno6 5G’s superior camera and speed justify the trade-offs. 🚀

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.