Nokia G21 vs Asus Zenfone 9 - Detailed Phone Comparison

Detailed Comparison

Specification
Nokia G21
Nokia G21
Nokia

General

Launch Date February 15, 2022 September 15, 2022
Release Year 2022 2022

Physical

Volume 106.19 cm³ 90.79 cm³
Screen Size to Weight Ratio 3.42 "/g 3.49 "/g
Weight 190 g 169 g
Height 164.6 mm 146.5 mm
Width 75.9 mm 68.1 mm
Thickness 8.5 mm 9.1 mm
Foldable Design No No
Available Colors
  • Dusk
  • Nordic Blue
  • Midnight Black
  • Starry Blue
  • Moonlight White
  • Sunset Red

Display

Screen Size 6.5 " 5.9 "
Resolution 720 x 1600 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 81.6 % 84.2 %
Pixel Density 270 PPI 445 PPI
Refresh Rate 90 Hz 120 Hz
Typical Brightness 400 nits N/A
HBM Brightness N/A N/A
Peak Brightness N/A 1100 nits

Hardware

Battery Capacity per Screen Area 119.53 mAh/in² 123.53 mAh/in²
Battery Density 47.56 mAh/cm³ 47.36 mAh/cm³
Battery Capacity 5050 mAh 4300 mAh
NFC Support Yes Yes
Chipset Unisoc T606 (12 nm) Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm)
CPU Octa-core (2x1.6 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55) Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)
GPU Mali-G57 MP1 Adreno 730

Connectivity

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

Software

Operating System Android Android
Initial OS Version 11 12
Maximum OS Version 13 14

Comparison Summary

Okay, let's dive into a user-focused comparison of the Nokia G21 and the Asus Zenfone 9. We’ll be looking beyond the raw specs to understand how these phones fit into your life.

Nokia G21 vs. Asus Zenfone 9: A User-Centric Comparison

1. Design and Usability Assessment

CategoryFeatureNokia G21Asus Zenfone 9User Experience Impact
Interface DesignSize & BuildLarger: 164.6 x 75.9 x 8.5 mm, 190g. Feels substantial in hand.Smaller: 146.5 x 68.1 x 9.1 mm, 169g. Compact, easier for one-handed use.Nokia G21 is for those who prefer a larger screen, while Zenfone 9 is better for portability and single-handed operation.
Screen6.5" IPS LCD, 720x1600, 270 PPI. Basic visuals, less vibrant.5.9" AMOLED, 1080x2400, 445 PPI. Rich colors, sharp details, better viewing.Zenfone 9 provides a richer visual experience, especially for media consumption.
Refresh Rate90Hz. Smooth scrolling, but less fluid than Zenfone 9.120Hz. Very smooth scrolling and animations.Zenfone 9 offers smoother animations enhancing the overall user experience
Interaction FlowPerformanceUnisoc T606, 253,300 AnTuTu. Everyday tasks, some light gaming.Snapdragon 8+ Gen 1, 1,232,500 AnTuTu. Fast, excellent multitasking, intense gaming.Zenfone 9 provides a significantly smoother experience with quicker app launches, making it ideal for power users.
Battery5050mAh, 18W charging, 10W charger in box. Longer usage on a single charge.4300mAh, 30W charging. Fast charging, shorter battery life.Nokia G21 is for those who prioritize long battery life. Zenfone 9 charges quickly for those on the go but requires more frequent charging.
Accessibility FeaturesSensorsFingerprint, Proximity, Accelerometer. Basic sensor set.Fingerprint, Proximity, Accelerometer, Compass, Gyroscope. More advanced sensors.Zenfone 9 has more sensor options that enable better gaming experience and more accurate apps based on motion, and navigation.
Audio2 Microphones. Decent audio captureStereo Speakers, 3 Microphones, Hi-Res Audio. Enhanced audio experienceZenfone 9 provides a more immersive and clear audio experience
Design ErgonomicsCamera Setup50MP Main, 2MP Macro, 2MP Depth. Versatile but not the best quality.50MP Main, 12MP Wide + Macro. Higher-quality images with better featuresThe Zenfone 9 provides better image quality and versatile camera options
Video Recording1080p@30fps, no stabilization. Basic recording features.8K@24fps, 4K@120fps, Stabilization. Professional video recording.Zenfone 9 provides higher video quality, better stabilization and features for professional content creators
SoftwareAndroid 11 with upgrade to 13.Android 12 with upgrade to 14. Newer Android with more updates.Zenfone 9 offers more updated software features

2. Narrative-Driven Feature Exploration

Scenario 1: The Commuter

Imagine Sarah, a student. She uses her phone for research, listening to podcasts, and catching up with friends.

  • Nokia G21: With its large battery, Sarah can go all day without worrying about charging. Its basic features are sufficient for her daily tasks, and the larger screen is great for reading articles.
  • Asus Zenfone 9: Sarah loves the sharp AMOLED display for viewing content, and its compact size makes it easy to handle on a crowded train. The quick charging gets her back in action fast.

Scenario 2: The Content Creator

Meet Mark, a travel vlogger. He needs a reliable device for capturing high-quality photos and videos on the go.

  • Nokia G21: It can do basic video for behind the scene.
  • Asus Zenfone 9: Mark is thrilled by the 8K video recording, optical image stabilization, and incredible low light photography capabilities. He can edit videos on the fly using its blazing-fast performance and has a much smoother gaming experience during down time.

Scenario 3: The Multitasker

Meet Alex, an office manager. He juggles emails, presentations, and video calls throughout the day.

  • Nokia G21: Alex benefits from the long battery life for all day use.
  • Asus Zenfone 9: Alex appreciates the smooth multitasking enabled by the powerful processor, and the clear audio from the stereo speakers is perfect for video conferencing.

3. Inclusive Technology Evaluation

User GroupNokia G21 SuitabilityAsus Zenfone 9 Suitability
Budget-ConsciousExcellent. It offers good basic features and a long battery life at a more affordable price point.Less suitable. It’s pricier due to high-end specs, but worth the investment for features if it fits into budget
Tech EnthusiastsOkay for everyday use, but might find its tech lacking for gaming, multimediaVery suitable. High-end specs, advanced camera capabilities, and an amazing visual experience, it meets the needs of enthusiasts.
First-Time UsersGood. Simple interface with easy usability, basic setup, clear screen and decent sound for communication.Slightly more complex interface and features, may require some setup and practice. But is still usable with an Android operating system.
Visually Impaired UsersLarger display can be easier to use but it has low screen resolution and brightness.The AMOLED display provides better clarity and contrast, and the increased brightness will be easier to see in most conditions, and the excellent audio clarity will be beneficial, for this user group
SeniorsSimple interface with a longer battery life. Might be easier to handle due to the larger size.Smaller size is easier to hold and handle for seniors with smaller hands.
Gaming CommunityNot very suitable due to lower performance.Excellent performance, smoother experience, superior screen and sensors will make a much more enjoyable gaming experience.

4. Design-Centric Decision Framework

  • Prioritize Performance & Visuals? Choose Asus Zenfone 9.
  • Need Long Battery Life? Choose Nokia G21.
  • Want a Compact and Ergonomic design? Choose Asus Zenfone 9.
  • Need a Device on a Budget? Choose Nokia G21.
  • Want a Professional Video and Photography Device? Choose Asus Zenfone 9.
  • Looking for a Gaming Device? Choose Asus Zenfone 9

My Choice

For me, it is a very clear choice. I would choose the Asus Zenfone 9. Here’s why:

  • Superior Experience: The Zenfone 9 offers a dramatically better overall user experience. The AMOLED display with its higher resolution and brightness makes a huge difference.
  • Performance: The Snapdragon 8+ Gen 1 processor is miles ahead of the Unisoc T606. It is a more responsive and future-proof device.
  • Camera Capabilities: I value the flexibility of a quality camera setup, and the Zenfone 9 clearly takes the lead here. 8K video recording and the wide-angle lens are important for my use.
  • Compactness: The size of the Zenfone 9 is better to use with one hand and is more portable for my lifestyle.
  • Future-Proofing: With better software support, newer wifi standards, and a superior processor, the Zenfone 9 is likely to remain relevant and useful for longer.

While the Nokia G21 is a good budget option, it's the Zenfone 9’s focus on user experience and performance that makes it a clear winner. The Zenfone 9 provides a truly premium experience in a compact package, offering a balanced blend of power and usability that makes it perfect for me.

Sophia Rodriguez
Sophia Rodriguez

Technology Communications Specialist

Expert in transforming complex technological innovations into accessible, engaging narratives.

Key Strengths:

  • Technology storytelling
  • User experience design analysis
  • Inclusive technology communication
  • Design-driven technology insights

Bridging technical complexity with human-centered understanding.