1. Specifications Comparison
Feature | Nokia X20 | Asus Zenfone 9 | Practical Impact |
---|---|---|---|
Design | |||
Launch Date | 2021-05-12 | 2022-09-15 | Asus Zenfone 9 is a newer device with potential for longer software support. |
Dimensions | 168.9 × 79.7 × 9.1 mm | 146.5 × 68.1 × 9.1 mm | Asus Zenfone 9 is significantly more compact and easier to handle, especially for one-handed use. The Nokia X20 is larger and more bulky. |
Weight | 220g | 169g | Asus Zenfone 9 is much lighter, making it more comfortable for extended use and carrying. |
Display | |||
Size | 6.67" | 5.9" | Nokia X20 offers a larger screen for media consumption, while Asus Zenfone 9 is more pocketable. |
Resolution | 1080x2400 | 1080x2400 | Both provide Full HD+ sharpness, suitable for daily use. |
PPI | 395 | 445 | Asus Zenfone 9 has noticeably sharper text and images due to higher pixel density. |
Technology | IPS LCD | AMOLED | Asus Zenfone 9 has superior blacks, contrast and colour vibrancy with better visibility in direct sunlight. |
Refresh Rate | 60Hz | 120Hz | Asus Zenfone 9 offers much smoother scrolling and animations. |
Brightness | 0 nits | 1100 nits | Asus Zenfone 9 will be significantly more usable in bright, outdoor environments due to superior brightness. The brightness spec for the Nokia X20 is missing. |
Performance | |||
Chipset | Qualcomm SM4350 Snapdragon 480 5G (8 nm) | Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm) | Asus Zenfone 9 has a much more powerful processor, resulting in faster app launches, smoother multitasking, and better gaming performance. |
Antutu Score | 323,425 | 1,232,500 | Asus Zenfone 9 scores significantly higher in benchmarks, showing superior performance across all demanding tasks and gaming. |
GPU | Adreno 619 | Adreno 730 | Asus Zenfone 9's GPU is significantly more powerful, handling demanding graphics with ease. |
Camera | |||
Main Camera Resolution | 64MP | 50MP | Nokia X20 boasts higher resolution but that doesn't necessarily equate to better image quality. |
Main Camera Aperture | f/1.79 | f/1.8 | Nokia X20 has a slightly wider aperture, which can help in low light situations. |
Main Camera Sensor Size | Not specified | 1/1.56" | Asus Zenfone 9's larger sensor size can contribute to better image quality. |
Main Camera Sensor Model | Not specified | Sony IMX766 | Asus Zenfone 9 uses a known quality sensor. |
Main Camera Pixel Size | 0.80 µm | 1.00 µm | Asus Zenfone 9's larger pixel size can contribute to better low-light performance. |
Selfie Camera Resolution | 32MP | 12MP | Nokia X20 has a much higher megapixel count for selfies but again, this doesn't always mean better picture quality. |
Selfie Camera Aperture | f/2.0 | f/2.45 | Nokia X20 has a wider aperture, potentially improving low light selfie performance. |
Selfie Camera Sensor Size | Not specified | 1/2.93" | Asus Zenfone 9 uses a dedicated image sensor for its front camera. |
Selfie Camera Sensor Model | Not specified | Sony IMX663 | Asus Zenfone 9 uses a known quality sensor. |
Selfie Camera Pixel Size | Not specified | 1.22 µm | Asus Zenfone 9 has larger pixel size for better low light performance. |
Wide Angle Lens | 5MP | None | Nokia X20 has a dedicated ultrawide camera. |
Portrait Mode Lens | 2MP | None | Nokia X20 has a dedicated portrait camera. |
Macro Lens | 2MP | None | Nokia X20 has a dedicated macro camera. |
Wide Angle + Macro Lens | None | 12MP | Asus Zenfone 9 offers a wide angle camera with macro capabilities |
Video Recording | Up to 1080p@60fps | Up to 8K@24fps, 4K@120fps | Asus Zenfone 9 has vastly superior video recording capabilities, including 8K recording and slow motion video. |
Video Stabilization | No | Yes (EIS & OIS) | Asus Zenfone 9 offers superior stabilization using Electronic Image Stabilization (EIS) and Optical Image Stabilization (OIS). |
Slow Motion | 120 fps | 480 fps | Asus Zenfone 9 offers superior slow-motion capture. |
Camera Features | Quadruple camera, autofocus, touch focus, geotagging, panorama, HDR, settings | 4K/8K video, digital zoom, dual camera, digital/optical stabilization, gimbal, autofocus, touch focus, continuous autofocus, phase detection autofocus, geotagging, panorama, HDR, face detection, settings, RAW | Asus Zenfone 9 has more advanced video and camera features, including optical stabilization and RAW capture. |
Battery | |||
Capacity | 4470mAh | 4300mAh | Both have similar capacity, should offer comparable battery life. |
Charging | 18W Fast Charging | 30W Fast Charging | Asus Zenfone 9 charges faster which is a huge benefit |
Software | |||
Operating System | Android 11 | Android 12 | Asus Zenfone 9 has a newer operating system out of the box, and will be supported with the same maximum Android version as the Nokia X20. |
Connectivity | |||
WiFi | 802.11a/b/g/n/ac | 802.11a/b/g/n/ac/ax (WiFi 6) | Asus Zenfone 9 supports newer WiFi standards for faster speeds and better performance. |
Bluetooth | 5.0 LE | 5.2 LE | Asus Zenfone 9 has a more recent Bluetooth standard with wider codec support and additional features. |
GPS | GPS, A-GPS, GLONASS, Galileo | GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5) | Asus Zenfone 9 supports more satellite systems for improved location accuracy. |
SIM | Dual SIM (Nano) | Dual SIM (Nano) | Both have dual sim capability. |
Storage | |||
Internal Storage | 128GB | 128GB or 256GB | Asus Zenfone 9 has a 256GB variant for more storage. |
RAM | 6GB or 8GB | 8GB or 16GB | Asus Zenfone 9 has a 16GB option for heavy multitasking. |
Expandable Storage | No | No | Neither phone supports microSD cards |
Audio | |||
Quality | 2 Microphones | Hi-Res Audio, Stereo Speakers, 3 Microphones | Asus Zenfone 9 has superior audio quality for playback and voice capture. |
Security | |||
Features | Side-mounted fingerprint sensor | Side-mounted fingerprint sensor | Both use side mounted fingerprint scanners. |
Build Quality | |||
Screen Protection | Unknown | Corning Gorilla Glass Victus | Asus Zenfone 9 has significantly more robust screen protection. |
Sensors | |||
Sensors | Fingerprint, Proximity, Accelerometer, Compass, Gyroscope | Fingerprint, Proximity, Accelerometer, Compass, Gyroscope, Gravity, Hall | Asus Zenfone 9 has more sensors for better device functionality. |
2. Key Differences Analysis
Nokia X20 Advantages:
- Larger Screen: The 6.67" display can be better for media consumption, browsing and reading.
- More Cameras: Boasts more cameras than the Asus, with dedicated lenses for wide-angle, macro, and portrait shots, but the quality may not be as high as on the Asus Zenfone 9.
- Wider aperture selfie camera: The Nokia X20 has a wider f/2.0 selfie camera aperture, and may be better in low-light conditions.
Practical Implications:
- The larger screen is ideal for users who prioritize media consumption and prefer larger font sizes on their devices, although the actual display quality may not be as good as the Zenfone 9.
- The multiple dedicated cameras offer more flexibility when taking photos, but may not be as sharp as on the Zenfone 9.
Asus Zenfone 9 Advantages:
- Superior Performance: The Snapdragon 8+ Gen 1 chip offers vastly superior speed and efficiency in every day usage, as well as gaming.
- Compact Design: Lighter, smaller and easier to handle, making it more portable.
- Superior Display: AMOLED panel with 120Hz refresh rate for vibrant colours and very smooth animations.
- Much Brighter Screen: Allows for usability in outdoor conditions, and makes content visible in sunlight.
- Better Main Camera: The Asus Zenfone 9 uses a higher quality sensor, and a larger pixel size, for better image quality, and has OIS for stabilization.
- Superior Video: 8K video recording, 4K 120 fps recording, and more robust video stabilization.
- Faster Charging: 30W charging will be much quicker and convenient to the user.
- Better Connectivity: More robust Wi-Fi and Bluetooth capabilities.
- Superior Audio: Hi-Res audio, stereo speakers, and noise cancelling microphone.
- Better Screen Protection: Corning Gorilla Glass Victus for better durability.
- More RAM: An option for 16GB of RAM, allowing for the use of intensive applications.
Practical Implications:
- The superior performance allows for intensive use cases such as gaming, multitasking, or video editing.
- Compact size and light weight makes the phone comfortable and portable.
- The higher quality display allows for better enjoyment of multimedia content.
- The superior camera means that better photos and videos are captured, and allows for more cinematic video.
- Faster charging reduces downtime while using the device.
- Robust Wi-Fi, bluetooth and location features makes connectivity far more dependable.
- Superior audio allows for better enjoyment of audio, or when using the phone for voice calls or video.
- The robust screen will keep the device protected from scratches.
Trade-offs:
- The Nokia X20 is more budget friendly, but the lack of power, connectivity, display quality and camera quality makes it an inferior product.
- The Asus Zenfone 9 is more expensive, but offers premium components, and a more premium experience.
3. User Profiles & Recommendations
Nokia X20 Ideal User:
- Users with a very tight budget seeking a large display.
- Users who prioritize a basic, functional device, and do not need the latest performance or features.
- Users who need lots of camera lenses, even if they are not of the highest quality.
Use Cases:
- Basic web browsing and social media.
- Casual media consumption (videos, e-books) in indoor settings.
- Occasional photography in well-lit conditions.
Asus Zenfone 9 Ideal User:
- Users who value performance and want a compact flagship.
- Gamers and power users who require speed and efficient processing.
- Users who prioritize high-quality camera and video recording.
- Users who want a portable phone with advanced features.
Use Cases:
- Mobile gaming, especially graphically intensive games.
- Demanding tasks such as editing photos and videos.
- Frequent multimedia content consumption and creation, especially in outdoor environments.
- Professional mobile photography and videography.
Price-to-Value:
- The Nokia X20 offers basic functionality at a lower price point.
- The Asus Zenfone 9 is a high performance smartphone with cutting edge features, and offers better value for users who require that level of functionality.
4. Decision Framework
Key Questions:
- What are your performance requirements? If you prioritize demanding tasks and gaming, the Asus Zenfone 9 is the clear choice.
- How important is camera quality? If you want high quality photos and videos, the Asus Zenfone 9 is far superior.
- How do you value portability and ergonomics? If you value small and light devices, the Asus Zenfone 9 is much more compact and easier to handle.
Scenario-Based Recommendations:
- Budget User: If you are only focused on basic functionality and have a tight budget, the Nokia X20 will work for you. However, you will be sacrificing a lot of performance, camera quality, and display quality.
- Performance User: If you are a power user or a gamer, the Asus Zenfone 9 is the clear winner with its flagship processor, better display, superior camera and better connectivity features.
- Mobile Photographer: If you prioritize camera and video capabilities, the Asus Zenfone 9’s better sensor, stabilization, and advanced video features make it the much better choice.
What would I choose?
I would choose the Asus Zenfone 9 without hesitation. While the Nokia X20 offers a larger screen and more cameras, the performance gap is too significant to ignore. The Asus Zenfone 9's powerful processor, superior AMOLED display with a higher refresh rate, vastly superior camera system, much better video recording features, and faster charging make it a significantly better device, even if it comes at a higher price. As someone who values performance and high-quality user experiences, the Zenfone 9 is the obvious choice, and its compact form factor makes it more appealing than other larger and heavier flagship devices. While the Nokia X20 may be adequate for basic tasks, the Asus Zenfone 9 provides a much more refined and powerful mobile experience.