Motorola Moto G51 5G vs Samsung Galaxy A33 5G - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date December 16, 2021 April 20, 2022
Release Year 2021 2022

Physical

Volume 118.69 cm³ 95.72 cm³
Screen Size to Weight Ratio 3.27 "/g 3.44 "/g
Weight 208 g 186 g
Height 170.5 mm 159.7 mm
Width 76.5 mm 74 mm
Thickness 9.1 mm 8.1 mm
Foldable Design No No
Available Colors
  • Indigo Blue
  • Bright Silver
  • Aqua Blue
  • Black
  • Blue
  • White
  • Peach

Display

Screen Size 6.8 " 6.4 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 85.6 % 83.7 %
Pixel Density 387 PPI 411 PPI
Refresh Rate 120 Hz 90 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 108.13 mAh/in² 122.07 mAh/in²
Battery Density 42.13 mAh/cm³ 52.23 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM4350-AC Snapdragon 480+ 5G (8 nm) Exynos 1280 (5 nm)
CPU Octa-core (2x2.2 GHz Kryo 460 & 6x1.8 GHz Kryo 460) Octa-core (2x2.4 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
GPU Adreno 619 Mali-G68

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 11 12
Maximum OS Version 12 16

Comparison Summary

Alright, let's dive into a detailed comparison of the Motorola Moto G51 5G and the Samsung Galaxy A33 5G. I'll break down the specs, highlight the key differences, and give you a clear picture of which phone might be the better fit for you.

1. Specifications Breakdown

Here’s a detailed look at the specs side-by-side, focusing on what these numbers mean for your day-to-day use:

FeatureMotorola Moto G51 5GSamsung Galaxy A33 5GReal-World Implications
Design
Dimensions170.5 × 76.5 × 9.1 mm, 208g159.7 × 74 × 8.1 mm, 186gThe A33 is more compact and lighter, making it more pocketable and comfortable for prolonged use. The G51 is larger and heavier, which some might prefer for its bigger display.
BuildStandardStandardBoth phones are standard slab designs, no surprises here.
Display
Size6.8"6.4"The G51 offers a larger viewing area which can be better for media consumption, while the A33 is more comfortable for one-handed use.
Resolution1080x24001080x2400Both have the same FHD+ resolution, so the sharpness is similar, but the A33 will look a little sharper due to the smaller screen size.
Pixel Density387 ppi411 ppiThe A33's slightly higher pixel density will result in a crisper, more detailed image.
TechnologyIPS LCDAMOLEDAMOLED offers superior blacks, higher contrast, and more vibrant colours compared to the G51's LCD. This is a noticeable difference when watching videos or playing games.
Refresh Rate120Hz90HzThe G51's 120Hz display will feel smoother than the A33's 90Hz display, particularly in scrolling and animations.
Brightness0 nits0 nitsBoth share same max brightness, so outdoor visibility will be comparable
Performance
ChipsetSnapdragon 480+ 5G (8 nm)Exynos 1280 (5 nm)The A33's Exynos chip is on a newer, more efficient manufacturing process (5nm vs 8nm), leading to better performance and power efficiency.
AnTuTu Score381,000475,448The A33 scores significantly higher on benchmarks, suggesting better performance for gaming and intensive tasks.
GPUAdreno 619Mali-G68The A33's Mali GPU generally handles graphic-intensive tasks with greater efficiency and better frame rates.
Camera
Main Camera50MP (f/1.8, 1/2.76")48MP (f/1.8, 1/2", Sony IMX582)While the G51 has a higher megapixel count, the A33's larger sensor and Sony sensor generally results in better image quality, especially in low light.
Selfie Camera13MP (f/2.2, 1.12µm pixels)13MP (f/2.2, 1/3.06", Sony IMX258)Both have similar selfie cameras and pixel sizes, so the performance will be comparable.
Wide Angle Lens8MP (1.12µm pixels)8MP (f/2.2, 1/2.8", Sony IMX355)Both have 8MP wide-angle cameras with similar pixel sizes and performance.
Depth SensorNone2MP (f/2.4)The A33 has a dedicated depth sensor for better portrait mode photos, something that is lacking in the Moto G51.
Macro Lens2MP (1.75µm pixels)5MP (f/2.4, 1/5", GalaxyCore GC5035)The A33's macro lens offers higher resolution, allowing for more detailed close-up shots.
Video1080p@30/60/240fps4K@30fps, 1080p@30/60fpsThe A33 can record in 4K, allowing for higher-quality videos. It also features video stabilization (OIS) for smoother footage.
DxOMarkNot Tested85 (photo: 91, video: 80)The A33's DxOMark score shows good overall camera performance, while the G51 hasn't been tested.
FeaturesTriple cam, PDAF, LAF, RAWQuad cam, OIS, PDAF, DISThe A33 benefits from OIS and DIS for sharper images, while the G51 has laser autofocus.
Battery Life
Capacity5000mAh5000mAhBoth have the same battery capacity, so you can expect similar battery life depending on your usage.
Charging10W Fast Charging25W Fast ChargingThe A33 charges significantly faster, getting you back in action quicker.
Battery FeaturesNon-removableBypass Charging, Non-removableA33 allows for bypass charging for less battery degradation when gaming while plugged in.
Software
OSAndroid 11 (upgradable to 12)Android 12 (upgradable to 16)The A33 has a more up-to-date OS out of the box and promises longer software support.
Connectivity
WiFiWi-Fi 5, Dual-Band, HotspotWi-Fi 5, Dual-Band, HotspotBoth offer similar Wi-Fi capabilities.
BluetoothBluetooth 5.1 LEBluetooth 5.1A33 has more audio profiles available.
GPSGPS, A-GPS, GLONASS, Beidou, SUPL, GalileoGPS, A-GPS, GLONASS, Beidou, QZSS, GalileoThe A33 supports more satellite systems for more accurate location tracking.
SIMDual Nano SIMDual Nano SIMBoth offer dual SIM functionality, good if you need two phone numbers on one device.
Storage
Internal64/128GB128/256GBThe A33 offers more storage options, which is useful if you have a lot of apps, photos, and videos.
RAM4/8 GB6/8 GBThe A33 has a minimum of 6GB of RAM compared to the G51's 4GB minimum, meaning better performance for multitasking.
ExpandableNoNoNeither phone has expandable storage, making internal storage choice essential.
Audio
QualityDolby Atmos, 2 microphonesDolby Atmos, Stereo SpeakersThe A33's stereo speakers provide a more immersive audio experience.
Security
FeaturesSide-mounted fingerprint sensorBasic fingerprint sensorSide-mounted fingerprint sensor offers ease of use, while basic is a standard in-screen fingerprint reader.
Build Quality
ProtectionUnknownCorning Gorilla Glass 5The A33 has superior screen protection, which should be helpful for users prone to drops and scratches.
Sensors
Proximity, Accelerometer, GyroscopeAccelerometer, Compass, Gyroscope, Ultrasonic ProximityBoth share similar sensors for motion sensing and a digital compass, but A33's has better proximity sensor.

2. Key Insights

  • Samsung Galaxy A33 5G Strengths:
    • Superior Display: AMOLED screen offers significantly better picture quality with vibrant colors and deep blacks.
    • Faster Performance: Exynos 1280 chipset and higher AnTuTu scores mean quicker app loading, smoother multitasking, and better gaming.
    • Enhanced Camera System: 4K video recording, larger sensor, optical image stabilization, and dedicated depth sensor for better overall photography.
    • Faster Charging: 25W fast charging significantly reduces the time needed to recharge.
    • Longer Software Support: More up-to-date software and promised upgrades provide long-term value.
    • Better Build Quality: The A33 features better screen protection with Gorilla Glass 5.
  • Motorola Moto G51 5G Strengths:

    • Larger Display: A bigger screen may appeal to those who prefer media consumption and a larger interface.
    • Higher Refresh Rate: 120Hz display offers a smoother visual experience for scrolling and gaming.
    • Side Mounted Fingerprint Sensor: Some users may prefer a side fingerprint sensor rather than an in-display one.
  • Trade-offs:

    • G51's IPS LCD vs. A33's AMOLED: The G51 display does not match A33's quality, but has faster refresh rates.
    • G51's performance: The G51 lags in performance compared to the A33 in terms of processing power.
    • Charging: G51's slower charging times could be an inconvenience to some users.

3. User Profiles and Recommendations

  • Motorola Moto G51 5G:

    • Ideal For: Users on a budget who prioritize a large screen and smoother refresh rate over absolute picture quality.
    • Use Cases: Casual users who browse social media, watch videos, and do not require demanding gaming. Suitable for users who prefer a side-mounted fingerprint sensor.
    • Value Proposition: Good value if the price is significantly lower and you're willing to sacrifice performance and camera quality for a big screen and faster refresh rate.
  • Samsung Galaxy A33 5G:

    • Ideal For: Users who want a well-rounded device with superior display, good performance, and a better camera.
    • Use Cases: Content creators, mobile gamers, and anyone who wants a device that handles daily tasks and media consumption with aplomb. A good phone for taking lots of photos and videos.
    • Value Proposition: Offers the most value for the money due to its quality AMOLED screen, excellent performance, good camera setup, and long software support.

4. Buying Decision Framework

Here are three practical questions to help you decide:

  1. How Important is Display Quality? If you're a big fan of watching movies or playing games, the Samsung Galaxy A33 5G's AMOLED display makes it a clear choice. If the display isn't important, and you want a larger screen the Moto G51 is a better choice.
  2. Do You Need Superior Performance and a Great Camera? If gaming, camera quality and performance are essential, the Galaxy A33 is the better choice with its more powerful chipset, better camera system and OIS.
  3. What's Your Budget? If budget is a big factor and you are okay with tradeoffs in display quality and performance, the Motorola G51 could be an acceptable choice if price is significantly lower.

Scenario-Based Recommendations:

  • Scenario 1: You are a college student who uses your phone for social media, streaming, and casual gaming.
    • Recommendation: The Samsung Galaxy A33 5G would be the better option due to the good balance of performance, battery life, camera quality, and the superior screen for media consumption.
  • Scenario 2: You’re looking for a budget-friendly phone for basic use and want the biggest screen possible.
    • Recommendation: If you find the Motorola Moto G51 5G with a significant discount, it could be a good buy for its larger display and decent performance for simple tasks.
  • Scenario 3: You are a photography enthusiast and want to capture memorable moments with your phone.
    • Recommendation: The Samsung Galaxy A33 5G is the clear choice with its more versatile camera system, including OIS and 4K video capabilities.

Conclusion

Both phones have their own strengths and weaknesses, but the Samsung Galaxy A33 5G stands out as the superior device overall. Its AMOLED display, better performance, enhanced camera system, and longer software support provide a much better experience than Motorola's offering. While the Moto G51 5G might be an option for a budget conscious user with very basic requirements and preference for a large display, the A33 offers the best value for most users, offering a superior user experience.

My Choice and Why

If I had to choose between the two, I would pick the Samsung Galaxy A33 5G without hesitation. As someone who appreciates a great display, smooth performance, and good camera, the A33 simply ticks all the right boxes. The AMOLED screen is a game-changer for media consumption, and the Exynos 1280 chip provides the power needed for smooth operation and gaming.

While I appreciate the larger screen and smoother refresh rate of the Motorola Moto G51 5G, the overall experience of the A33 is significantly better for my needs. The superior camera features, faster charging, longer software support, and overall premium feel make it the clear winner. It's a device that I would be confident recommending to friends and family who want a good all-rounder smartphone. For me, the slightly higher price point is worth it for the better experience.

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.