Samsung Galaxy S21 Ultra 5G vs Motorola Moto G (2023) - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date January 29, 2021 May 25, 2023
Release Year 2021 2023

Physical

Volume 111.09 cm³ 103.32 cm³
Screen Size to Weight Ratio 3 "/g 3.44 "/g
Weight 227 g 189 g
Height 165.1 mm 164 mm
Width 75.6 mm 75 mm
Thickness 8.9 mm 8.4 mm
Foldable Design No No
Available Colors
  • Phantom Black
  • Phantom Silver
  • Phantom Titanium
  • Phantom Navy
  • Phantom Brown
  • Navy
  • Ink Blue

Display

Screen Size 6.8 " 6.5 "
Resolution 1440 x 3200 720 x 1600
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 89.4 % 82.9 %
Pixel Density 515 PPI 270 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness 1500 nits N/A

Hardware

Battery Capacity per Screen Area 108.13 mAh/in² 118.34 mAh/in²
Battery Density 45.01 mAh/cm³ 48.39 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support Yes No
Chipset Exynos 2100 (5 nm) - International Qualcomm SM4350-AC Snapdragon 480+ 5G (8 nm)
CPU Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International Octa-core (2x2.2 GHz Kryo 460 & 6x1.8 GHz Kryo 460)
GPU Mali-G78 MP14 - International Adreno 619

Connectivity

USB Version 3.2 2.0
OTG Support 1
DisplayPort
DisplayPort Version N/A N/A
USB Features USB Type-C 3.2, OTG USB Type-C 2.0

Software

Operating System Android Android
Initial OS Version 11 13
Maximum OS Version 15

Comparison Summary

1. Specifications Comparison

Here's a detailed comparison of the Samsung Galaxy S21 Ultra 5G and Motorola Moto G (2023), focusing on practical implications for users:

Design

FeatureSamsung Galaxy S21 Ultra 5GMotorola Moto G (2023)Practical Impact
Dimensions165.1 × 75.6 × 8.9 mm164 × 75 × 8.4 mmS21 Ultra is slightly taller and thicker, making the Moto G slightly more compact and potentially easier to handle.
Weight227g189gMoto G is significantly lighter, improving comfort during prolonged use, especially one-handed.
BuildGorilla Glass Victus Screen, Metal Frame, Glass BackUnknown Screen Protection, Plastic Frame, Plastic BackS21 Ultra offers more robust build with superior screen protection, while Moto G’s build is not specified.

Display

FeatureSamsung Galaxy S21 Ultra 5GMotorola Moto G (2023)Practical Impact
Size6.8"6.5"S21 Ultra has a slightly larger display, offering more screen real estate for media consumption and multitasking.
Resolution1440x3200720x1600S21 Ultra's much higher resolution results in significantly sharper text, images, and video, offering better clarity overall.
PPI515270S21 Ultra's higher pixel density leads to noticeably sharper and more detailed visuals compared to the Moto G.
TechnologyAMOLEDIPS LCDS21 Ultra's AMOLED offers superior contrast, deeper blacks, more vibrant colors and better viewing angles, especially in dark mode.
Refresh Rate120Hz120HzBoth offer a smooth visual experience at 120Hz, good for gaming and scrolling, though the S21 Ultra's panel is of higher quality.
Brightness1500 nits0 nitsS21 Ultra has dramatically higher brightness, significantly improving visibility in bright sunlight.

Performance

FeatureSamsung Galaxy S21 Ultra 5GMotorola Moto G (2023)Practical Impact
ChipsetExynos 2100 (5 nm)Snapdragon 480+ (8 nm)S21 Ultra's 5nm chip offers much higher processing power and efficiency, handling demanding tasks much better.
Antutu Score749,000380,000S21 Ultra delivers significantly faster performance in demanding tasks like gaming and video editing.
GPUMali-G78 MP14Adreno 619S21 Ultra's GPU is significantly more powerful, offering smoother graphics in gaming and other GPU-intensive applications.

Camera

FeatureSamsung Galaxy S21 Ultra 5GMotorola Moto G (2023)Practical Impact
Main Camera108MP f/1.8, 1/1.33" sensor, 0.8µm pixels48MP f/1.7, 0.8µm pixelsS21 Ultra captures more detailed images due to higher resolution. Moto G has a slightly wider aperture for better low-light performance, though this is likely offset by S21 Ultra's superior sensor.
Telephoto 110.8MP f/2.4, 1/2.65", 1.22µm pixelsN/AS21 Ultra provides optical zoom capabilities for better portrait and zoomed photos. Moto G has no telephoto.
Telephoto 210.8MP f/4.9, 1/2.65", 1.22µm pixelsN/AS21 Ultra provides additional optical zoom capabilities. Moto G has no telephoto
Wide + Macro12.2MP f/2.2, 1/2.55", 1.4µm pixelsN/AS21 Ultra provides wide-angle photos, and dedicated macro mode. Moto G has no wide angle or macro
MacroN/A2MP f/2.4, 1.75µm pixelsMoto G offers basic macro shots for close-up images. S21 Ultra lacks dedicated macro but uses its wide-angle and digital zoom for Macro.
Selfie44MP f/2.2, 1/2.65", 0.7µm pixels8MP f/2.0, 1.12µm pixelsS21 Ultra offers a significantly higher resolution, resulting in more detailed selfies. Moto G has a wider aperture selfie.
Video8K@24fps, 4K@60fps with HDR, EIS, Stereo Sound1080p@30fpsS21 Ultra can capture significantly higher-quality video, suitable for professional use. Moto G has more basic recording capabilities.
DxOMark Mobile115 (Photo: 121, Video: 100)N/AS21 Ultra delivers significantly better quality photos and video than the Moto G
DxOMark Selfie135 (Photo: 133, Video: 140)N/AS21 Ultra delivers much better quality selfies than the Moto G
Camera FeaturesOIS, 4K/8K video, Quad camera, Laser AFDual camera, PDAFS21 Ultra boasts more advanced camera features for higher quality results, including better stabilization, while Moto G has more basic features.

Battery

FeatureSamsung Galaxy S21 Ultra 5GMotorola Moto G (2023)Practical Impact
Capacity5000mAh5000mAhBoth offer similar battery capacity, implying comparable endurance for daily use.
Charging25W Fast Charging15W Fast ChargingS21 Ultra charges faster, reducing downtime.
FeaturesWireless, Reverse WirelessNon-removableS21 Ultra has Wireless and Reverse charging giving flexibility.

Software & Connectivity

FeatureSamsung Galaxy S21 Ultra 5GMotorola Moto G (2023)Practical Impact
OSAndroid 11 (upgradable to 15)Android 13 (no further updates specified)Moto G ships with a newer Android version, while S21 Ultra may get longer software support.
WiFiWi-Fi 6, 802.11 a/b/g/n/ac/ax , MIMOWi-Fi 5, 802.11 a/b/g/n/acS21 Ultra supports the latest WiFi standards, providing faster speeds and better stability.
Bluetooth5.2, A2DP, AVRCP, DIP, HFP, HID, HSP, LE, MAP, PAN, OPP, PBAP, ANT+, APT-x, SBC5.1, A2DP, EDR, LES21 Ultra has a newer Bluetooth version with more audio codecs, improving compatibility with more accessories.
GPSGPS, A-GPS, GLONASS, Beidou, Galileo, GPS (L1+L5), Galileo (E1+E5a)GPS, A-GPS, GLONASS, Beidou, SUPL, GalileoS21 Ultra provides more precise positioning due to the inclusion of more satellite systems than Moto G.
SIMDual Nano SIMDual Nano SIM, eSIMMoto G offers eSIM support, allowing for easier switching between carriers.

Storage & Audio

FeatureSamsung Galaxy S21 Ultra 5GMotorola Moto G (2023)Practical Impact
Internal128/256/512 GB128 GBS21 Ultra offers more storage capacity, which is beneficial for users storing large files and apps.
RAM12 GB / 16GB4 GBS21 Ultra offers significantly more RAM, ensuring smoother multitasking and better performance.
ExpandableNoNoNeither phone offers expandable storage, limiting storage space.
AudioDolby Atmos, Hi-Res, Stereo Sp.Stereo Speakers, 2 MicsS21 Ultra offers a richer audio experience with Dolby Atmos and Hi-Res audio features.

Security & Sensors

FeatureSamsung Galaxy S21 Ultra 5GMotorola Moto G (2023)Practical Impact
SecurityBasic fingerprint sensorSide-mounted fingerprint sensorMoto G has a side-mounted fingerprint sensor, considered more convenient and faster than the basic sensor.
SensorsFingerprint, Proximity, Accelerometer, Compass, Gyroscope, Barometer, GeomagneticFingerprint, Proximity, Accelerometer, Compass, GyroscopeS21 Ultra provides more environmental data and has advanced features using Barometer sensors.

2. Key Differences Analysis

Samsung Galaxy S21 Ultra 5G Advantages:

  • Superior Display: Much higher resolution, AMOLED technology, and much higher brightness offer a significantly better visual experience, especially in sunlight.
  • Significantly Higher Performance: The Exynos 2100 chipset provides significantly better performance for demanding tasks, multitasking, and gaming.
  • Advanced Camera System: The quadruple camera setup, with a main 108MP sensor, telephoto lenses, and wide-angle, along with 8K video recording, greatly surpasses the Moto G.
  • Faster Charging & Wireless Charging: The 25W charging and wireless/reverse wireless charging options provide more convenience.
  • More RAM & Storage Options: Available with up to 16GB RAM and 512GB storage, the S21 Ultra better caters to heavy users.
  • Superior Audio: Includes Dolby Atmos and Hi-Res Audio for a better audio experience.
  • Better build quality: Includes Gorilla Glass Victus for a more robust build.

Motorola Moto G (2023) Advantages:

  • Lighter and More Compact: The Moto G is easier to handle, especially for users with smaller hands.
  • Side-Mounted Fingerprint Sensor: More convenient than S21 Ultra's basic sensor.
  • Newer OS out of the Box: Ships with Android 13.
  • eSIM Support: Allows digital switching between carriers.
  • Lower Price: Typically more affordable than the S21 Ultra.

Trade-offs: The S21 Ultra offers a significantly better display, performance, and camera, but is heavier and has a higher price. The Moto G is more affordable and has a more convenient fingerprint sensor, but has a much weaker display, performance, and cameras.

3. User Profiles & Recommendations

Samsung Galaxy S21 Ultra 5G Ideal Users:

  • Power Users: Those needing high performance for gaming, video editing, and heavy multitasking.
  • Photography Enthusiasts: Users who prioritize camera quality, versatile zoom, and video recording capabilities.
  • Multimedia Consumers: People who watch lots of videos and appreciate a high-quality display.
  • Professionals: Those who require top performance, features, and advanced connectivity.

Use Cases:

  • Capturing high-resolution images and 8K video.
  • Playing graphically intensive games with smooth performance.
  • Editing photos and videos on the go.
  • Multitasking between demanding applications.
  • Enjoying high-fidelity audio while listening to music.

Motorola Moto G (2023) Ideal Users:

  • Budget-Conscious Buyers: Those looking for an affordable phone with basic smartphone functionality.
  • Casual Users: Users who primarily browse the web, check email, and use social media.
  • Users who Prefer Lighter Phones: Those who prioritize comfort and portability over top-tier specs.
  • Users who Prefer a Side-mounted Fingerprint Sensor For those that prefer this style of sensor.

Use Cases:

  • Basic web browsing and social media use.
  • Daily communication via calls and messaging.
  • Casual photography and video recording.
  • Basic mobile gaming.
  • Extended usage due to the lighter form factor.

Price-to-Value Ratio

The S21 Ultra has a much higher initial price, but justifies it with its premium features and capabilities. The Moto G offers much better value for the budget-conscious user.

4. Decision Framework

Here are three key questions buyers should ask themselves:

  1. What is my primary use case? If gaming, professional photography/videography, and intensive multitasking are required, the S21 Ultra is the clear choice. If basic daily use is sufficient, the Moto G will do the job.
  2. What is my budget? The S21 Ultra commands a premium price, while the Moto G is targeted at the budget-conscious consumer.
  3. Which features are most important to me? If a high-quality display, top performance, and a versatile camera system are paramount, the S21 Ultra is the better choice. If light weight and a lower price are more critical, the Moto G might be better.

Scenario-Based Recommendations:

  • High Performance & Pro Camera: If you prioritize performance and camera, choose the Samsung Galaxy S21 Ultra 5G.
  • Budget & Basic Use: If you're on a tight budget and need basic features, choose the Motorola Moto G (2023).
  • Balanced User: If you prefer something between the two, consider looking for mid-range models.

My Choice

If I were to choose between these two devices for my personal use, I would pick the Samsung Galaxy S21 Ultra 5G. Despite its age, the S21 Ultra’s premium features like its vastly superior display, powerful performance, and professional-grade camera system align more with my priorities as someone who values visual quality, performance, and photography. While the Moto G (2023) presents itself as a lighter, more affordable option, it's a trade-off I am not willing to make, due to the performance difference. The user experience on the S21 Ultra would be far more enjoyable for my personal use case.

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.