Motorola One 5G Ace vs OnePlus 9 - Detailed Phone Comparison

Detailed Comparison

Specification
OnePlus 9
OnePlus 9
Oneplus

General

Launch Date January 14, 2021 March 26, 2021
Release Year 2021 2021

Physical

Volume 125.14 cm³ 103.29 cm³
Screen Size to Weight Ratio 3.16 "/g 3.41 "/g
Weight 212 g 192 g
Height 166.1 mm 160 mm
Width 76.1 mm 74.2 mm
Thickness 9.9 mm 8.7 mm
Foldable Design No No
Available Colors
  • Frosted Silver
  • Volcanic Gray
  • Winter Mist
  • Arctic Sky
  • Astral Black

Display

Screen Size 6.7 " 6.55 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 85.7 % 87.2 %
Pixel Density 393 PPI 402 PPI
Refresh Rate N/A 120 Hz
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness N/A 1100 nits

Hardware

Battery Capacity per Screen Area 111.38 mAh/in² 104.89 mAh/in²
Battery Density 39.96 mAh/cm³ 43.57 mAh/cm³
Battery Capacity 5000 mAh 4500 mAh
NFC Support Yes Yes
Chipset Qualcomm SM7225 Snapdragon 750G 5G (8 nm) Qualcomm SM8350 Snapdragon 888 5G (5 nm)
CPU Octa-core (2x2.2 GHz Kryo 570 & 6x1.8 GHz Kryo 570) Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)
GPU Adreno 619 Adreno 660

Connectivity

USB Version 2.0 3.1
OTG Support 1
DisplayPort
DisplayPort Version N/A N/A
USB Features USB Type-C 2.0 USB Type-C 3.1, OTG

Software

Operating System Android Android
Initial OS Version 10 11
Maximum OS Version 13

Comparison Summary

Smartphone Comparison: Motorola One 5G Ace vs. OnePlus 9

1. Specifications Comparison

FeatureMotorola One 5G AceOnePlus 9Practical Impact
Design
Dimensions166.1 × 76.1 × 9.9 mm160 × 74.2 × 8.7 mmOnePlus 9 is more compact and comfortable to hold, especially for smaller hands. Motorola is larger, potentially harder to manage one-handed.
Weight212g192gOnePlus 9 is noticeably lighter, making it more comfortable for extended use and easier to carry in a pocket.
Display
Size6.7"6.55"Motorola One 5G Ace offers a slightly larger screen for media consumption, while OnePlus 9 offers a more compact experience.
Resolution1080x24001080x2400Both offer the same level of sharpness.
Pixel Density393 PPI402 PPINegligible difference in sharpness, both offer a sharp image
TechnologyIPS LCDAMOLEDOnePlus 9 has superior contrast, deeper blacks, more vibrant colors, and better power efficiency, particularly with dark themes.
Refresh Rate60Hz120HzOnePlus 9 offers significantly smoother scrolling and animations, making the experience feel more fluid and responsive.
Brightness0 nits1100 nitsOnePlus 9 is much better for outdoor use in bright sunlight due to its significantly higher peak brightness.
Performance
ChipsetQualcomm Snapdragon 750G 5G (8 nm)Qualcomm Snapdragon 888 5G (5 nm)OnePlus 9 provides a substantially faster experience, with quicker app loading, better multitasking and superior gaming performance.
AnTuTu Score330,000880,900OnePlus 9 has significantly higher benchmark scores indicating much better performance in real-world tasks.
GPUAdreno 619Adreno 660OnePlus 9 offers better graphics performance, making it more suitable for demanding games and graphical tasks.
Battery
Capacity5000mAh4500mAhMotorola One 5G Ace likely offers slightly longer battery life due to its larger battery.
Charging15W Fast Charging65W Fast ChargingOnePlus 9 charges much faster, reducing downtime and ensuring more time spent using the phone.
Features10W rapid charger in-box, Non-removable15W Wireless Charging, Non-removableMotorola includes a charger; OnePlus has wireless charging.
Camera
Main Camera48MP, f/1.7, 0.8µm48MP, f/1.79, 1.12µm, Sony IMX689OnePlus 9 has a larger sensor with larger pixels, suggesting better low-light performance.
Selfie Camera16MP, f/2.2, 1.12µm16MP, f/2.4, 1.00µm, Sony IMX471Motorola has a wider aperture.
Wide Angle8MP, f/2.2, 1.12µm50MP, f/2.2, 1.00µm, Sony IMX766OnePlus 9 offers vastly superior wide-angle photo quality due to the much higher resolution and newer sensor.
Macro Lens2MP, f/2.4, 1.75µmNoneMotorola has a dedicated macro lens for close-up shots.
Black & WhiteNone2MP, f/2.4OnePlus has a dedicated black and white lens for creative photography.
Video RecordingUp to 4K@30fps with EISUp to 8K@30fps with HDR, EISOnePlus 9 can record in significantly higher resolutions, offering better video quality and creative options.
Software
OSAndroid 10Android 11 (upgradable to 13)OnePlus 9 has a newer OS and longer software support.
Connectivity
Wi-FiWi-Fi 5Wi-Fi 6, Wi-Fi MiMOOnePlus 9 offers faster Wi-Fi speeds and better performance in crowded environments.
BluetoothBluetooth 5.1Bluetooth 5.2, aptX, LDACOnePlus 9 has a newer Bluetooth version with higher quality audio codecs.
GPSGPS, A-GPS, GLONASS, SUPL, GalileoGPS, A-GPS, GLONASS, Beidou, Galileo, dual band GPSOnePlus 9 supports more satellite systems, ensuring higher location accuracy.
SIMSingle SIMDual SIMOnePlus 9 supports two SIM cards simultaneously.
Storage
Internal64GB or 128GB128GB or 256GBOnePlus 9 offers larger storage options.
RAM4GB or 6GB8GB or 12GBOnePlus 9 has much more RAM, offering better multitasking and gaming performance.
ExpandableNoNoNeither phone supports microSD cards for expandable storage.
Audio
Quality2 microphonesDolby Atmos, Stereo Speakers, 3 microphones, Noise cancellationOnePlus 9 offers a superior audio experience with enhanced spatial audio and noise cancellation.
Security
FeaturesRear-mounted fingerprint sensorBasic fingerprint sensorBoth phones offer standard fingerprint sensor biometric authentication.
Build
Screen ProtectionUnknownCorning Gorilla Glass 5OnePlus 9 offers better scratch resistance.
SensorsProximity, Accelerometer, Compass, Gyroscope, FingerprintProximity, Accelerometer, Compass, Gyroscope, FingerprintBoth phones have a comprehensive suite of sensors.
## 2. Key Differences Analysis

Motorola One 5G Ace Advantages:

  • Larger Battery: The 5000mAh battery provides a slightly longer battery life, useful for users who prioritize endurance.
  • Dedicated Macro Lens: Offers a dedicated macro lens, which is missing in the OnePlus 9, for those who like close-up photography.
  • Wider aperture selfie camera: The wider aperture may result in better low-light selfies.

OnePlus 9 Advantages:

  • Superior Display: AMOLED panel with 120Hz refresh rate offers vibrant colors, smoother animations, and better outdoor visibility.
  • Much Faster Performance: The Snapdragon 888 chipset delivers significantly faster speeds for gaming and demanding apps.
  • Faster Charging: 65W fast charging rapidly refills the battery, reducing charging time.
  • Superior Camera System: Better main sensor, vastly superior wide-angle camera, and 8K video recording make it a better choice for photography and videography.
  • Advanced Audio: Dolby Atmos, stereo speakers, and noise cancellation microphones offer an enhanced audio experience.
  • Better Connectivity: Supports Wi-Fi 6 and a newer Bluetooth version, offering higher speeds and better performance.
  • Dual SIM Support: Allows the use of two SIM cards simultaneously.
  • Screen Protection: Gorilla Glass 5 provides scratch resistance for better durability
  • Wireless Charging: Supports 15W wireless charging

Significant Trade-offs:

  • Motorola One 5G Ace: Trades performance and display quality for longer battery life and slightly lower price point. It has much weaker camera performance overall.
  • OnePlus 9: Trades a slightly smaller battery for a much faster processor, superior display, camera, faster charging, and enhanced features.

3. User Profiles & Recommendations

Ideal User for Motorola One 5G Ace:

  • Budget-conscious users who need 5G connectivity, but don't need flagship performance and display.
  • Users who prioritize battery life over display quality and speed.
  • Casual photographers who occasionally use macro photography.
  • Users looking for a simple, reliable smartphone without excessive features or cutting-edge technology.

Specific Use Cases for Motorola One 5G Ace:

  • Daily browsing, social media, and communication.
  • Long trips or situations where access to power outlets may be limited.
  • Basic photography needs, including macro shots.

Ideal User for OnePlus 9:

  • Performance enthusiasts who want top-tier speed and responsiveness for gaming and demanding apps.
  • Photography and videography enthusiasts who prioritize image quality, especially in low light.
  • Users who value smooth and vibrant displays with higher refresh rate.
  • Users who want the latest features and connectivity with excellent audio experience.
  • Users who prefer faster charging times.

Specific Use Cases for OnePlus 9:

  • High-end mobile gaming.
  • Photography and videography for personal projects and content creation.
  • Viewing media, gaming, and social media consumption.
  • Professional use cases requiring quick access to high-performance applications.
  • Power users who demand high performance and fast charging.

4. Decision Framework

Key Questions for Buyers:

  1. How important is performance and display quality to you? If high performance and a vibrant display are priorities, the OnePlus 9 is the clear choice. If not, the Motorola Ace may be sufficient.
  2. How important is camera quality and video resolution? For photography and videography enthusiasts, the OnePlus 9's advanced camera system is superior.
  3. Is budget a significant constraint? The Motorola One 5G Ace generally costs less, but offers lesser performance, display, and camera quality.

Scenario-Based Recommendations:

  • Scenario 1: The User needs a dependable, budget-friendly phone with good battery life:
    • Recommendation: Motorola One 5G Ace. It offers a reliable daily experience at a lower cost.
  • Scenario 2: The User wants the best performance, display, and camera, with no compromises:
    • Recommendation: OnePlus 9. Its premium specifications and features justify the higher price for users who want the best experience.
  • Scenario 3: The User needs a secondary phone for occasional gaming or media consumption:
    • Recommendation: The OnePlus 9 is likely the better pick for a secondary device if you plan to use it for gaming or media. If you just need a basic backup, the Motorola 5G Ace may be sufficient.

My Choice

If I were choosing between these two phones, I would choose the OnePlus 9. While the Motorola One 5G Ace is a capable device, the OnePlus 9 offers a significantly better user experience that outweighs the slightly smaller battery and higher price. The AMOLED display with 120Hz refresh rate alone is a huge draw, providing a far more enjoyable and fluid user experience. The much faster Snapdragon 888 chipset ensures that the phone will be responsive and able to handle any task I throw at it, including gaming. The superior camera system, especially the vastly improved wide-angle camera and 8K video capability, is also a significant factor for me. I also appreciate features such as the 65W fast charging, Dolby Atmos audio, and dual SIM support, which make the device more versatile and convenient. While the Motorola has a larger battery, the fast charging of the OnePlus 9 mitigates the difference, and I prefer the higher quality screen that the OnePlus 9 offers.

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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