Xiaomi Poco M3 vs OnePlus Nord N20 SE - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date November 27, 2020 August 8, 2022
Release Year 2020 2022

Physical

Volume 120.44 cm³ 98.28 cm³
Screen Size to Weight Ratio 3.3 "/g 3.51 "/g
Weight 198 g 187 g
Height 162.3 mm 163.8 mm
Width 77.3 mm 75 mm
Thickness 9.6 mm 8 mm
Foldable Design No No
Available Colors
  • Cool Blue
  • Poco Yellow
  • Power Black
  • Blue Oasis
  • Celestial Black

Display

Screen Size 6.53 " 6.56 "
Resolution 1080 x 2340 720 x 1612
Aspect Ratio 19.5:9 20:9
Screen-to-Body Ratio 83.4 % 84.2 %
Pixel Density 395 PPI 269 PPI
Refresh Rate N/A N/A
Typical Brightness 400 nits 480 nits
HBM Brightness N/A 600 nits
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 140.71 mAh/in² 116.19 mAh/in²
Battery Density 49.82 mAh/cm³ 50.88 mAh/cm³
Battery Capacity 6000 mAh 5000 mAh
NFC Support No No
Chipset Qualcomm SM6115 Snapdragon 662 (11 nm) Mediatek MT6765G Helio G35 (12 nm)
CPU Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU Adreno 610 PowerVR GE8320

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 10 12
Maximum OS Version

Comparison Summary

1. Specifications Comparison

Design

FeatureXiaomi Poco M3OnePlus Nord N20 SEPractical Impact
Dimensions162.3 x 77.3 x 9.6 mm163.8 x 75 x 8 mmPoco M3 is wider and thicker, potentially feeling bulkier. Nord N20 SE is taller and slimmer, more comfortable in hand.
Weight198g187gNord N20 SE is slightly lighter, might be more comfortable for extended use.

Display

FeatureXiaomi Poco M3OnePlus Nord N20 SEPractical Impact
Size6.53"6.56"Negligible difference in size. Both offer a large display experience.
Resolution1080x2340720x1612Poco M3 has a sharper, clearer display. Text and images will be noticeably less crisp on the Nord N20 SE.
PPI395269Poco M3 has higher pixel density, resulting in sharper images and text.
TechnologyIPS LCDIPS LCDBoth have similar color reproduction and viewing angles.
Refresh Rate60Hz60HzStandard refresh rate for both, no noticeable difference in smoothness.
Brightness0 nits0 nitsBoth appear to have a very low max brightness, which may affect outdoor visibility. This requires verification as this is atypical behavior.

Performance

FeatureXiaomi Poco M3OnePlus Nord N20 SEPractical Impact
ChipsetSnapdragon 662 (11 nm)Helio G35 (12 nm)Different chipsets, Poco M3's Snapdragon is generally more efficient and more powerful.
AnTuTu Score185,028221,000Nord N20 SE has a higher benchmark score suggesting potentially better real-world performance in basic tasks and gaming but less so on efficiency.
GPUAdreno 610PowerVR GE8320Different GPUs. Poco M3's Adreno is generally more powerful for gaming, but the overall effect is minor due to the CPU.

Camera

FeatureXiaomi Poco M3OnePlus Nord N20 SEPractical Impact
Main Camera Resolution48MP50MPSlight advantage in detail capture for the Nord N20 SE, although not always significant.
Main Camera Aperturef/1.79f/1.8Wider aperture on the Poco M3 means better low-light performance, though only marginally.
Main Camera Sensor Size1/2"1/2.76"Poco M3's larger sensor should capture more light and therefore slightly better image quality.
Main Camera Pixel Size0.80 µm0.64 µmPoco M3 uses larger pixels for better light absorption.
Selfie Camera Resolution8MP8MPSimilar selfie quality
Selfie Camera Aperturef/2.0f/2.0Similar selfie quality
Selfie Camera Sensor Size1/4"1/4"Similar selfie quality
Selfie Camera Pixel Size1.12 µm1.12 µmSimilar selfie quality
Portrait ModeNo Depth Camera2MP Depth CameraNord N20 SE can capture depth information which can lead to more natural-looking portrait photos.
Video Recording1080p@30fps1080p@30fpsSimilar video recording capabilities.
Slow Motion Video120 fps30fpsPoco M3 can record slow-motion video at a higher frame rate.

Battery

FeatureXiaomi Poco M3OnePlus Nord N20 SEPractical Impact
Capacity6000mAh5000mAhPoco M3 has a significantly larger battery, which should translate to longer battery life.
Charging18W Fast Charging33W Fast ChargingNord N20 SE charges significantly faster, reducing downtime.
Charging FeaturesReverse Charging, 22.5W Charger IncludedNonePoco M3 can charge other devices. Comes with faster charger.

Other

FeatureXiaomi Poco M3OnePlus Nord N20 SEPractical Impact
Operating SystemAndroid 10Android 12Nord N20 SE has a newer version of Android.
Bluetooth5.0 LE5.3 LENord N20 SE has a newer Bluetooth version, likely more efficient and capable.
Storage64/128 GB64/128 GBBoth have the same maximum storage.
RAM4/6 GB4 GBPoco M3 can be bought with more RAM for smoother multitasking.
Expandable StorageNoNoNeither allows expandable storage.
AudioHi-Res Audio, Stereo SpeakersNoise Cancellation Mic, Stereo SpeakersPoco M3 has better audio quality, while N20 SE has noise cancellation mic for better call quality.
Screen ProtectionCorning Gorilla Glass 3UnknownPoco M3 has slightly better protection against scratches and impacts.
SensorsFingerprint, Accelerometer, Compass, Ultrasonic ProximityFingerprint, Accelerometer, Gyroscope, ProximityNord N20 SE has Gyroscope which provides better gaming experience while Poco M3 has the Compass for orientation.

2. Key Differences Analysis

Xiaomi Poco M3 Advantages:

  • Higher Resolution Display: Noticeably sharper screen with more detail.
  • Larger Battery: Potentially much longer battery life.
  • Reverse Charging: Can be used to charge other devices.
  • Hi-Res Audio: Better sound quality for music and media.
  • Better Main Camera Sensor: Slightly better light gathering capabilities.
  • Triple Camera: While the third camera is unlisted, it likely offers additional shooting modes.
  • More RAM option: Can be purchased with 6 GB RAM for more multitasking power.
  • Slightly More Robust Screen Protection: Corning Gorilla Glass 3 Offers greater protection from scratches compared to the unknown screen protection of the Nord N20 SE

OnePlus Nord N20 SE Advantages:

  • Faster Charging: Significantly quicker recharge times.
  • Newer Android OS: More up-to-date software with potentially longer support.
  • Newer Bluetooth version: More efficient and better for connections.
  • Depth Sensor: Ability to take portrait shots with better background separation.
  • Noise cancellation mic: Better audio capture in calls.
  • Lighter and Slimmer: More comfortable to carry and hold.
  • Better overall performance: Higher benchmark scores.

Significant Trade-offs:

  • Poco M3: Sacrifices fast charging for battery capacity. Older Android OS
  • Nord N20 SE: Compromises display quality and battery life for faster charging and a newer OS.

3. User Profiles & Recommendations

Xiaomi Poco M3 Ideal User:

  • Battery Life Prioritizer: Users who need their phone to last a full day or more without charging.
  • Media Consumers: Users who watch videos and play games and value the higher resolution display and Hi-Res Audio.
  • Budget Conscious Users: Users who seek maximum value in terms of battery and display quality.
  • Users who need Reverse Charging: Users who sometimes use their phone as a power bank for other devices.

Use Cases:

  • Long trips without access to chargers.
  • Streaming video content for extended periods.
  • Playing games or reading ebooks.

OnePlus Nord N20 SE Ideal User:

  • Fast Charging Prioritizer: Users who need their phones to charge quickly and prioritize less downtime.
  • General Users: Those who need a more modern, basic smartphone experience that is reliable.
  • Call heavy users: Benefits from the noise cancellation microphone during calls.
  • Users who like Slimmer phones: Value a thinner and lighter device for easy handling.
  • Photography Enthusiasts: Interested in portrait photography and capturing depth of field.

Use Cases:

  • Quick recharges during breaks or at the office.
  • Basic social media and communications.
  • Taking portrait photos of friends and family.

4. Decision Framework

Key Questions for Buyers:

  1. How important is display sharpness and resolution to me? (Poco M3 wins)
  2. Do I need long battery life, or is fast charging more important? (Poco M3 has the better battery life, N20 SE has the better charging)
  3. How important are future Android updates? (N20 SE has the newer OS)

Scenario-Based Recommendations:

  • Scenario 1: Power User on a Budget - If you need a phone that will last all day while browsing, watching videos, or playing games and you're on a budget, the Xiaomi Poco M3 is the better choice due to its larger battery, higher resolution screen, and Hi-Res audio.
  • Scenario 2: Everyday User with Fast Charging Needs - If you need a reliable everyday phone with faster charging and a newer Android OS with basic camera needs, the OnePlus Nord N20 SE is preferable due to its fast charging, lighter form factor, depth camera, and newer Android.
  • Scenario 3: Photography enthusiast - If portrait mode is more important, choose OnePlus Nord N20 SE with the depth sensor camera, although the Poco M3 offers a superior main camera in all other regards.

My Choice and Why

If I were choosing between these two phones, I would pick the Xiaomi Poco M3. My reasoning is:

  • Display Quality: The higher resolution of the Poco M3's display is a feature that I value, it makes for a better viewing experience with sharper text and images.
  • Battery Life: I prefer a phone that can last me through a full day, and the Poco M3's 6000 mAh battery would offer more longevity. Although the N20 SE has fast charging, I'm comfortable with waiting longer for a full charge if I know I won't need to plug in again for a longer period.
  • Main Camera Performance: The main camera offers better light sensitivity, which is an advantage for photography, and despite the lack of a depth camera, this would still be my preference.
  • Audio Quality: As a frequent user of streaming media, Hi-Res Audio is a plus for me.

While the OnePlus Nord N20 SE has benefits such as fast charging and a newer OS, the display, battery life, and audio quality of the Poco M3 are more important for my needs. The trade-off of slower charging is something I am willing to accept for a better overall experience. I can adapt to waiting for a charge more easily than accepting a less sharp screen or limited battery life.

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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