Samsung Galaxy A12 vs Realme GT 5G - Detailed Phone Comparison

Detailed Comparison

Specification
Realme GT 5G
Realme GT 5G
Realme

General

Launch Date December 21, 2020 March 10, 2021
Release Year 2020 2021

Physical

Volume 110.64 cm³ 97.59 cm³
Screen Size to Weight Ratio 3.17 "/g 3.46 "/g
Weight 205 g 186 g
Height 164 mm 158.5 mm
Width 75.8 mm 73.3 mm
Thickness 8.9 mm 8.4 mm
Foldable Design No No
Available Colors
  • Black
  • Red
  • Blue
  • White
  • Silver
  • Blue
  • Gold/Black

Display

Screen Size 6.5 " 6.43 "
Resolution 720 x 1600 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 82.1 % 85.9 %
Pixel Density 270 PPI 409 PPI
Refresh Rate N/A 120 Hz
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 118.34 mAh/in² 108.84 mAh/in²
Battery Density 45.19 mAh/cm³ 46.11 mAh/cm³
Battery Capacity 5000 mAh 4500 mAh
NFC Support Yes Yes
Chipset Mediatek MT6765 Helio P35 (12 nm) Qualcomm SM8350 Snapdragon 888 5G (5 nm)
CPU Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55
GPU PowerVR GE8320 Adreno 660

Connectivity

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

Software

Operating System Android Android
Initial OS Version 10 11
Maximum OS Version 12 14

Comparison Summary

1. Specifications Comparison

Design

FeatureSamsung Galaxy A12Realme GT 5GPractical Impact
Dimensions164 × 75.8 × 8.9 mm158.5 × 73.3 × 8.4 mmThe Realme GT 5G is more compact and slightly thinner, making it generally more pocketable and comfortable to hold. The A12 is slightly larger, which may appeal to users who prefer larger phones.
Weight205g186gThe Realme GT 5G is noticeably lighter, making it more comfortable for extended use and easier to carry.
BuildUnknownUnknownScreen protection is unknown for both devices.

Display

FeatureSamsung Galaxy A12Realme GT 5GPractical Impact
Size6.5"6.43"Both screens are similar in size. The difference is negligible and likely unnoticeable for most users.
Resolution720x16001080x2400The Realme GT 5G has a much sharper and clearer display, making text, images, and videos look significantly better. The A12's screen will appear less crisp.
Pixel Density (PPI)270409The Realme GT 5G's display is noticeably sharper, resulting in a clearer viewing experience, especially for reading and detailed content.
TechnologyPLS LCDAMOLEDThe Realme GT 5G's AMOLED display offers superior contrast, deeper blacks, and more vibrant colors, making it better for media consumption and general use. The A12's LCD screen will have less vibrant and deep colors.
Refresh Rate60Hz120HzThe Realme GT 5G's 120Hz refresh rate provides much smoother scrolling and animations, enhancing the overall user experience, especially during gaming or navigating the user interface. The A12's 60Hz screen feels less fluid.
Brightness0 nits0 nitsPeak brightness is unknown, potentially hindering outdoor visibility for both devices under strong sunlight.

Performance

FeatureSamsung Galaxy A12Realme GT 5GPractical Impact
ChipsetMediatek MT6765 Helio P35 (12 nm)Qualcomm SM8350 Snapdragon 888 5G (5 nm)The Realme GT 5G has a significantly more powerful chipset, resulting in much faster app loading, smoother multitasking, and better gaming performance. The A12 will struggle with demanding tasks.
AnTuTu Score103,000912,342The Realme GT 5G’s benchmark score is drastically higher, indicating a significant difference in performance capabilities. This results in much smoother performance for everyday use and demanding applications.
GPUPowerVR GE8320Adreno 660The Realme GT 5G's Adreno 660 GPU is far more powerful, offering much better graphics performance for gaming and other graphically intensive tasks.

Camera

FeatureSamsung Galaxy A12Realme GT 5GPractical Impact
Standard Camera48MP, f/2.0, 1/2", Samsung S5KGM2, 0.80µm64MP, f/1.8, 1/1.7", Sony IMX682 Exmor RS, 0.80µmThe Realme GT 5G's main camera has higher resolution, wider aperture, and a larger sensor, resulting in better low-light performance, sharper images, and more detailed photos.
Selfie Camera8MP, f/2.216MP, f/2.5The Realme GT 5G's front camera has higher resolution for clearer selfies.
Telephoto Lens2MP, f/2.4NoneThe A12 includes a telephoto lens, while the Realme GT 5G does not, potentially allowing for some optical zoom, though it's of low resolution.
Wide Angle Lens5MP, f/2.28MP, f/2.3The Realme GT 5G has a higher-resolution ultrawide camera offering a wider field of view for group photos or landscapes, though there is only a slight advantage.
Portrait Mode (Depth)2MP, f/2.4NoneThe A12 offers a dedicated depth sensor for improved portrait mode shots; however it is a low-resolution camera.
Macro LensNone2MP, f/2.4The Realme GT 5G has a dedicated macro lens for close-up shots.
Video1080p@30fps4K@60fps, 1080p@240fps Slow-motionThe Realme GT 5G offers significantly superior video recording capabilities, including higher resolution 4K recording and high-frame rate slow-motion, resulting in much better video quality and creative options.
DXOMark Score90 (Mobile)Not testedThe Samsung Galaxy A12 has a dxo score of 90, but lacks photo and video scores. The Realme GT 5G does not have any DXOMark score
Camera FeaturesQuadruple camera, Digital zoom, Autofocus, Touch focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer4K Video, Triple camera, Digital zoom, Digital image stabilization, Ultra stable video, Autofocus, Touch focus, Continuous autofocus, Manual focus, Laser AF, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Scene mode, Self-timer, RAW, Night ModeThe Realme GT 5G offers advanced features like 4K video, digital image stabilization and more advanced autofocus. Samsung Galaxy A12 features a quadruple camera and exposure compensation.

Battery

FeatureSamsung Galaxy A12Realme GT 5GPractical Impact
Capacity5000mAh4500mAhThe Samsung Galaxy A12 has a larger battery, potentially providing longer battery life.
Charging15W Fast Charging, Li-Ion65W Fast Charging, LithiumThe Realme GT 5G charges much faster, reducing the time spent waiting for the phone to charge.
Battery FeaturesNon-removableNon-removableBoth have a non-removable battery.

Software

FeatureSamsung Galaxy A12Realme GT 5GPractical Impact
OSAndroid 10 (upgradeable to 12)Android 11 (upgradeable to 14)The Realme GT 5G ships with a newer version of Android and supports future upgrades, while the A12 has an older version of Android and will receive one less update.

Connectivity

FeatureSamsung Galaxy A12Realme GT 5GPractical Impact
WiFi802.11a/b/g/n, Dual-band, Wi-Fi Hotspot, Wi-Fi Direct802.11a/b/g/n/n 5GHz/ac, Dual-band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi DisplayThe Realme GT 5G supports faster and more modern Wi-Fi standards for potentially faster internet speeds and offers screen mirroring via Wi-Fi display.
Bluetooth5.05.2 LEThe Realme GT 5G has a newer Bluetooth version, potentially offering faster and more efficient connections with Bluetooth devices, along with specific audio codecs. The A12 has more generic features.
GPSGPS, A-GPS, GLONASS, BeidouGPS, A-GPS, GLONASS, Beidou, Galileo, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a)The Realme GT 5G supports more satellite systems, offering more accurate location tracking, particularly in areas with weaker GPS signals.
SIMDual SIM Dual Standby (Nano SIM + Nano SIM)Dual SIM Dual Standby (Nano SIM + Nano SIM)Both devices offer dual SIM support, allowing users to use two different numbers on the same device.

Storage

FeatureSamsung Galaxy A12Realme GT 5GPractical Impact
Internal Storage32GB/64GB/128GB128GB/256GBThe Realme GT 5G offers more internal storage at each tier, providing more space for apps, photos, videos, and other files.
RAM3GB/4GB/6GB8GB/12GBThe Realme GT 5G has much more RAM, allowing for smoother multitasking and better performance when running multiple apps or demanding applications.
Expandable StorageNoNoNeither phone has expandable storage.

Audio

FeatureSamsung Galaxy A12Realme GT 5GPractical Impact
QualityBasic audio featuresDolby Atmos, Hi-Res Audio, Stereo Speakers, 2 microphonesThe Realme GT 5G offers significantly enhanced audio features, providing better audio quality, immersive sound via Dolby Atmos and stereo speakers, and improved voice capture via two microphones, while the A12 has basic audio features.

Security

FeatureSamsung Galaxy A12Realme GT 5GPractical Impact
Security Featuresside-mounted fingerprint sensorbasic fingerprint sensorThe Samsung A12 has a more advanced and user-friendly side-mounted fingerprint sensor. Both offer biometric security

Sensors

FeatureSamsung Galaxy A12Realme GT 5GPractical Impact
SensorsBiometric: Fingerprint; Proximity: Proximity; Motion: AccelerometerBiometric: Fingerprint; Proximity: Proximity; Motion: Accelerometer, CompassRealme GT 5G has additional sensors such as Compass for improved navigation and orientation

2. Key Differences Analysis

Samsung Galaxy A12 Advantages

  • Larger Battery: The A12 has a slightly larger battery (5000mAh vs 4500mAh), potentially offering better battery life.
  • Telephoto and Portrait Lenses: The A12 includes dedicated telephoto and portrait mode cameras, although both are low resolution.
  • Side-Mounted Fingerprint Sensor: Offers a more advanced and user-friendly fingerprint sensor placement.
  • Exposure Compensation: Offers exposure compensation, allowing manual adjustment of light levels in photos.

Realme GT 5G Advantages

  • Significantly Superior Performance: The Snapdragon 888 5G chipset offers significantly faster performance for all tasks, including gaming, multitasking, and app loading.
  • Superior Display: AMOLED technology with 120Hz refresh rate provides much better visual experience, more vibrant colors and smoother animations.
  • Faster Charging: 65W fast charging significantly reduces charging time.
  • Better Camera: The main camera and selfie camera offer higher resolution, larger sensor, wider aperture, and more advanced video capabilities.
  • Enhanced Audio: Includes Dolby Atmos, Hi-Res Audio, and stereo speakers.
  • More RAM & Storage: Offers significantly more RAM for smoother multitasking and more internal storage.
  • Newer Software: Ships with a newer version of Android and more future OS upgrades.
  • More Advanced Connectivity: Features newer Bluetooth and Wi-Fi standards along with more accurate GPS.
  • Additional Sensors: Includes a compass sensor for improved navigation and orientation.
  • Macro Lens: Includes a dedicated macro lens for close-up photography.

Trade-offs

  • Samsung A12: The A12 trades a much lower performance and display quality for a potentially slightly longer battery life and basic telephoto and depth lens functionality.
  • Realme GT 5G: The Realme GT 5G trades a slightly smaller battery capacity for a vastly superior processor, screen, camera, and other features, as well as a much faster charging speed.

3. User Profiles & Recommendations

Samsung Galaxy A12 Ideal User

  • Budget-Conscious Users: Those who prioritize affordability over performance and are satisfied with basic smartphone functionality.
  • Users Needing Long Battery Life: Individuals who need a phone that can last through the day with moderate use.
  • Users who prefer a slightly larger phone: People who prefer a larger device over a smaller more compact device.

Use Cases:

  • Basic social media browsing
  • Web surfing
  • Occasional photography
  • Calling and texting
  • Casual users who don't need high performance
  • Users who want an expandable storage option

Realme GT 5G Ideal User

  • Performance Seekers: Gamers, heavy multitaskers, and users who need a fast and responsive phone.
  • Media Consumers: Those who frequently watch videos and enjoy vibrant, high-quality displays.
  • Photography Enthusiasts: Users who want a capable camera system with good low-light performance and versatile shooting options.
  • Users Who want a High quality experience: Users who want a better quality experience and don't mind the sacrifice in battery life.

Use Cases:

  • Demanding mobile gaming
  • High-quality video streaming
  • Professional photography and video recording
  • Multitasking with multiple apps
  • Users who enjoy a fast and responsive smartphone
  • Users who need advanced software and features

4. Decision Framework

Key Questions for Buyers

  1. What is your primary use case? (e.g., casual use, gaming, photography)
  2. What is your budget? (How much are you willing to spend for features)
  3. How important is performance and display quality? (Are you willing to sacrifice performance for a lower cost?)

Scenario-Based Recommendations

  • Scenario 1: Casual User on a Tight Budget: If you primarily use a phone for basic tasks, browsing, and calling, and your budget is very limited, the Samsung Galaxy A12 is a usable and cost-effective choice. Its slightly longer battery life and low price may appeal to these users, though they would sacrifice performance and display quality.
  • Scenario 2: Performance and Media Focused User: If you need a fast phone for gaming, multitasking, and multimedia consumption, the Realme GT 5G is the superior choice, offering a faster processor, a superior display, a better camera, faster charging, more RAM and storage, and enhanced audio features, although battery life is slightly reduced.
  • Scenario 3: Photo Enthusiast: If you need a better camera the Realme GT 5G offers a higher-quality sensor, better low light performance and more diverse camera modes.

My Choice and Why

If I were choosing between these two phones, I would choose the Realme GT 5G. While the Samsung Galaxy A12 has a slightly larger battery, that's where the advantages end. The Realme GT 5G offers a far superior overall user experience. The performance boost with the Snapdragon 888 is substantial, making every task smoother and faster, from browsing social media to playing games. The AMOLED screen with the 120Hz refresh rate is a huge improvement in terms of visual quality and smoothness. The camera is much better suited for diverse shooting conditions, offering significantly higher resolution and more features, and the fast charging is a game changer, providing 65W speeds. Although battery life might be slightly lower, the fast charging more than compensates for it, as you can quickly top up the battery in a short period. For me, the vastly superior performance, display, camera, and faster charging of the Realme GT 5G make it the obvious choice, and it would be well worth the added cost for the overall improved experience.

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.