Samsung Galaxy A02 vs OnePlus Nord 4 - Detailed Phone Comparison

Detailed Comparison

Specification
OnePlus Nord 4
OnePlus Nord 4
Oneplus

General

Launch Date January 27, 2021 August 8, 2024
Release Year 2021 2024

Physical

Volume 113.27 cm³ 97.56 cm³
Screen Size to Weight Ratio 3.16 "/g 3.38 "/g
Weight 206 g 199.5 g
Height 164 mm 162.6 mm
Width 75.9 mm 75 mm
Thickness 9.1 mm 8 mm
Foldable Design No No
Available Colors
  • Black
  • Blue
  • Oasis Green
  • Obsidian Midnight
  • Mercurial Silver

Display

Screen Size 6.5 " 6.74 "
Resolution 720 x 1600 1240 x 2772
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 81.9 % 89.6 %
Pixel Density 270 PPI 450 PPI
Refresh Rate N/A 120 Hz
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness N/A 2150 nits

Hardware

Battery Capacity per Screen Area 118.34 mAh/in² 121.07 mAh/in²
Battery Density 44.14 mAh/cm³ 56.38 mAh/cm³
Battery Capacity 5000 mAh 5500 mAh
NFC Support No Yes
Chipset Mediatek MT6739W (28 nm) Qualcomm SM7675 Snapdragon 7+ Gen 3 (4 nm)
CPU Quad-core 1.5 GHz Cortex-A53 Octa-core (1x2.8 GHz Cortex-X4 & 4x2.6 GHz Cortex-A720 & 3x1.9 GHz Cortex-A520)
GPU PowerVR GE8100 Adreno 732

Connectivity

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

Software

Operating System Android Android
Initial OS Version 10 14
Maximum OS Version 11 18

Comparison Summary

1. Specifications Comparison

FeatureSamsung Galaxy A02OnePlus Nord 4Practical Impact
Design
Dimensions164 × 75.9 × 9.1 mm162.6 × 75 × 8 mmOnePlus Nord 4 is slightly smaller and thinner, potentially more comfortable to hold. A02 is thicker and slightly taller by a minimal margin.
Weight206g199.5gOnePlus Nord 4 is slightly lighter, which may be noticeable during long periods of use.
Display
Size6.5"6.74"OnePlus Nord 4 offers a slightly larger viewing area, better for media consumption.
Resolution720x16001240x2772OnePlus Nord 4 has much sharper and more detailed display, resulting in a significantly clearer and more enjoyable viewing experience.
PPI270450OnePlus Nord 4 displays significantly sharper images and text due to higher pixel density.
TechnologyPLS LCDAMOLEDOnePlus Nord 4 has superior display with deeper blacks, higher contrast, and more vibrant colors. Also better energy efficiency for dark modes.
Refresh Rate60Hz120HzOnePlus Nord 4 has much smoother scrolling, animations, and overall user interface experience.
Brightness0 nits2200 nitsOnePlus Nord 4 is much more readable under direct sunlight.
Performance
ChipsetMediatek MT6739W (28 nm)Qualcomm SM7675 Snapdragon 7+ Gen 3 (4 nm)OnePlus Nord 4 has dramatically better performance, allowing for faster app loading, smoother multitasking, and better gaming.
AnTuTu Score50,7741,366,982OnePlus Nord 4 scores much higher in benchmarks, indicating a significantly more powerful device.
GPUPowerVR GE8100Adreno 732OnePlus Nord 4 has a significantly more powerful GPU, enabling superior graphics performance in games and other demanding applications.
Battery
Capacity5000mAh5500mAhOnePlus Nord 4 has slightly longer battery life, offering more usage time between charges.
Charging7.5W fast charging, Li-Ion100W fast charging, Li-PolymerOnePlus Nord 4 charges much faster, reducing downtime significantly.
Camera
Main Camera Resolution13MP50MPOnePlus Nord 4 captures much more detailed photos and has much better image quality overall.
Main Camera Aperturef/1.9f/1.8OnePlus Nord 4 has slightly wider aperture, allowing it to perform slightly better in low light.
Selfie Camera Resolution5MP16MPOnePlus Nord 4 takes much higher resolution selfies.
Selfie Camera Aperturef/2.0f/2.4Samsung A02 has slightly wider aperture for selfie camera, could perform slightly better in low light, but it's unlikely to matter.
Wide Angle lensNone8MP, f/2.2OnePlus Nord 4 has a wide angle lens, allowing more to fit into the frame, ideal for landscape and group photos.
Macro lens2MP, f/2.4NoneSamsung A02 has a macro lens for close-up shots.
Video Recording1080p@30fpsUp to 4K@60fpsOnePlus Nord 4 captures higher resolution and smoother videos, with stabilization.
StabilizationNoYesOnePlus Nord 4 video recordings are smoother and more stable.
Slow-motion recordingNo, 30fpsYes, 240fpsOnePlus Nord 4 has better slow motion capabilities.
Software
OSAndroid 10 (Max 11)Android 14 (Max 18)OnePlus Nord 4 uses a much newer version of Android and will receive more software updates.
Connectivity
Wi-Fi802.11b/g/n802.11a/b/g/n/ac/axOnePlus Nord 4 supports faster and more reliable Wi-Fi with newer standards, also supports Wi-Fi Direct and Wi-Fi MiMO.
Bluetooth4.2 LE5.4OnePlus Nord 4 has a newer version of Bluetooth with more advanced features, such as better codec support for audio streaming.
GPSGPS, A-GPS, GLONASSGPS, A-GPS, GLONASS, Beidou, QZSS, GalileoOnePlus Nord 4 supports more satellite systems for improved location accuracy and quicker lock-on times.
SIMDual SIM Dual StandbyDual SIM Dual StandbyBoth support dual SIM functionality.
Storage
Internal32 GB or 64 GB128 GB, 256GB or 512 GBOnePlus Nord 4 has substantially more storage space for apps, media, and files.
RAM2 GB, 3 GB or 4 GB8 GB, 12GB or 16 GBOnePlus Nord 4 has substantially more RAM, leading to better multitasking and performance with heavy apps.
ExpandableNoNoNeither phone offers the option to expand storage with microSD cards.
Audio
Audio QualityDolby AtmosStereo Speakers, 2 microphonesOnePlus Nord 4 offers better audio features, with Stereo Speakers and 2 microphones. Samsung A02 only offers Dolby Atmos.
Security
FeaturesBasic Security FeaturesBasic fingerprint sensorOnly OnePlus Nord 4 features a fingerprint sensor
Sensors
SensorsProximity, AccelerometerFingerprint, Proximity, Accelerometer, Gyroscope, Gravity, GeomagneticOnePlus Nord 4 has a more comprehensive set of sensors for better functionality for features like auto screen rotation, and fitness tracking.

2. Key Differences Analysis

Samsung Galaxy A02 Advantages:

  • Macro Lens: The inclusion of a macro lens allows for close-up photography, a feature missing on the OnePlus Nord 4.
  • Slightly Wider Selfie Aperture: Its f/2.0 aperture on the front camera might offer marginally better low-light performance, though it is unlikely to matter due to sensor size difference.
  • Lower price: This is the only advantage of the phone, it is significantly cheaper than OnePlus Nord 4.

OnePlus Nord 4 Advantages:

  • Significantly Superior Performance: The Snapdragon 7+ Gen 3 chipset is dramatically faster than the MT6739W, resulting in a much smoother and more responsive user experience.
  • Much Better Display: The AMOLED panel with higher resolution, pixel density, 120Hz refresh rate, and higher brightness offers a much more enjoyable visual experience.
  • Much Better Cameras: The 50MP main camera, 16MP selfie camera and wide-angle lens, combined with 4K video recording, OIS, and EIS makes it far more capable for photography and videography.
  • Faster Charging: 100W charging is drastically faster than the 7.5W charging of the Samsung A02, reducing waiting time.
  • More Storage & RAM: Much larger storage and RAM capacity allow for more apps, media, and better multitasking.
  • Modern Software: The newer Android version offers more features and better security.
  • Better Connectivity: Supports the latest Wi-Fi and Bluetooth standards for faster and more reliable connections.
  • Fingerprint Sensor: Enhanced security with a physical fingerprint reader.

Significant Trade-offs:

  • Price: The OnePlus Nord 4 will be much more expensive than the Samsung Galaxy A02.
  • Macro Lens vs. Wide Angle: Samsung A02 has a macro lens for close-up photos whereas OnePlus Nord 4 has a wide angle lens that makes it much more versatile for photography.
  • Selfie Camera Aperture Samsung A02 has slightly wider selfie aperture, but the much bigger sensor of OnePlus Nord 4 would produce much better quality photos.

3. User Profiles & Recommendations

Samsung Galaxy A02 Ideal User:

  • Budget-Conscious Users: Those who need a basic smartphone for calls, texts, and simple tasks and are not concerned with high performance or advanced features.
  • First-Time Smartphone Users: Those new to smartphones who don't need advanced features and want an easy-to-use device.
  • Users with very basic needs: For people whose primary use cases involve calls, texts and using apps with limited requirements.

Use Cases for Samsung Galaxy A02:

  • Basic communication
  • Occasional web browsing
  • Simple social media use
  • As a backup or secondary device
  • Close up macro photography

OnePlus Nord 4 Ideal User:

  • Performance Seekers: Users who want a fast and responsive phone for multitasking, gaming, and demanding apps.
  • Media Enthusiasts: Those who prioritize high-quality display and audio for watching videos, movies, or playing games.
  • Photography and Videography: Users who want versatile cameras with good image quality and video capabilities.
  • Users who need a modern and future-proof device: Those who want a smartphone with the latest connectivity standards and software.

Use Cases for OnePlus Nord 4:

  • Gaming
  • High-quality photography and videography
  • Media consumption (streaming, movies, games)
  • Heavy multitasking
  • Use in bright outdoor environments
  • Users who value a fast and smooth user experience.

Price-to-Value Ratio:

  • The Samsung A02 offers a very basic experience for a very low price.
  • The OnePlus Nord 4 offers significantly better value for the money due to its better display, performance, cameras, and features, but is a considerable step up in price.

4. Decision Framework

Key Questions for Buyers:

  1. What is my budget? The price difference is likely very large between these phones.
  2. How important is performance and a smooth experience to me? If you value a fast and smooth phone, the OnePlus Nord 4 is the only viable option.
  3. How important are high quality photos and videos to me? If you value photos and videos, the OnePlus Nord 4 is the only viable option.

Scenario-Based Recommendations:

  • Scenario 1: Extremely Tight Budget: If budget is the absolute priority, the Samsung Galaxy A02 is the only choice, acknowledging its limitations.
  • Scenario 2: Casual User with Basic Needs: If you use a phone for basic communication, occasional web browsing, and simple apps, and you do not have much to spend, the Samsung Galaxy A02 is an adequate choice.
  • Scenario 3: Moderate User Wanting Good Value: If you want a device that performs well for most everyday tasks and you're happy to pay a medium price, the OnePlus Nord 4 is the better choice.
  • Scenario 4: Power User Wanting the Best Experience: If you value high performance, excellent display quality, great cameras, and fast charging, the OnePlus Nord 4 is the clear winner.

My Choice

I would choose the OnePlus Nord 4.

The difference in performance, display quality, and camera capabilities is so significant that it's hard to recommend the Samsung A02 to anyone but the most budget-constrained user. The OnePlus Nord 4 provides a much more satisfying user experience in almost every way. Even with basic usage, the benefits of a smoother display, faster app loading, and improved camera quality would enhance daily use. The A02 is a basic phone that is very old. The OnePlus Nord 4 offers a great user experience that will last for many years.

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
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Bridging technical complexity with engaging, accessible narratives.