Apple iPhone 11 Pro vs Asus Zenfone 9 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date September 20, 2019 September 15, 2022
Release Year 2019 2022

Physical

Volume 83.28 cm³ 90.79 cm³
Screen Size to Weight Ratio 3.09 "/g 3.49 "/g
Weight 188 g 169 g
Height 144 mm 146.5 mm
Width 71.4 mm 68.1 mm
Thickness 8.1 mm 9.1 mm
Foldable Design No No
Available Colors
  • Matte Space Gray
  • Matte Silver
  • Matte Gold
  • Matte Midnight Green
  • Midnight Black
  • Starry Blue
  • Moonlight White
  • Sunset Red

Display

Screen Size 5.8 " 5.9 "
Resolution 1125 x 2436 1080 x 2400
Aspect Ratio 19.5:9 20:9
Screen-to-Body Ratio 80.3 % 84.2 %
Pixel Density 458 PPI 445 PPI
Refresh Rate N/A 120 Hz
Typical Brightness N/A N/A
HBM Brightness 800 nits N/A
Peak Brightness 1200 nits 1100 nits

Hardware

Battery Capacity per Screen Area 90.55 mAh/in² 123.53 mAh/in²
Battery Density 36.57 mAh/cm³ 47.36 mAh/cm³
Battery Capacity 3046 mAh 4300 mAh
NFC Support Yes Yes
Chipset Apple A13 Bionic (7 nm+) Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm)
CPU Hexa-core (2x2.65 GHz Lightning + 4x1.8 GHz Thunder) Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)
GPU Apple GPU (4-core graphics) Adreno 730

Connectivity

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

Software

Operating System iOS Android
Initial OS Version 13 12
Maximum OS Version 18 14

Comparison Summary

Okay, let's dive into a user-centered comparison of the Apple iPhone 11 Pro and the Asus Zenfone 9, focusing on how these devices impact everyday life.

Design and Usability: A Tale of Two Philosophies

First, let’s get a feel for these phones beyond their spec sheets. The iPhone 11 Pro, launched in 2019, embodies Apple's classic design: sleek, premium, and a bit of a status symbol. The Zenfone 9, a 2022 release, feels like a scrappy, fun-loving underdog, compact and packed with features.

Feature CategoryApple iPhone 11 ProAsus Zenfone 9User Experience Impact
Interface DesignClassic iOS, intuitive, mature ecosystem.Cleaner Android, highly customizable, "Zen UI" enhancements.iPhone: Familiar, streamlined, good for those invested in Apple ecosystem. Zenfone: More flexible for users who like to tinker.
Interaction FlowFluid and polished, emphasizes gestures, tight app integrations.Focus on one-handed use, customizable gesture controls, quick access tools.iPhone: Seamless experience, consistent across apps. Zenfone: Prioritizes efficiency for on-the-go tasks.
Accessibility FeaturesRobust options: VoiceOver, Switch Control, extensive text customization.Comprehensive Android suite, includes hearing aid compatibility, customization.Both: Strong in accessibility, catering to a range of needs. iPhone: Good integration across Apple devices. Zenfone: Strong custom options for specific needs.
Design ErgonomicsSlightly larger and heavier, premium feel.Smaller, lighter, very pocketable, matte finish.iPhone: Solid feel, comfortable but can feel heavy. Zenfone: A breeze to carry around, ideal for one-handed use, great for smaller hands.

Narrative-Driven Feature Exploration: Stories We Tell with Our Phones

Let's imagine some real-life scenarios to see how these phones stack up:

The Commuter's Companion

  • The Scene: Sarah is on a crowded train, juggling a coffee, a bag, and her phone.
  • iPhone 11 Pro: The weight of the iPhone can make single-handed use a challenge. She fumbles a bit as she tries to reply to a message, but the consistent iOS interface keeps her moving. She uses wireless charging on her work desk.
  • Asus Zenfone 9: The Zenfone 9 shines here. It fits comfortably in her hand, even with a bulky coat on. She quickly navigates apps with one hand using gestures. The matte finish prevents it slipping while sending a quick text and the side-mounted fingerprint sensor unlocks it almost instantly.

The Photographer's Perspective

  • The Scene: Carlos is capturing a sunset scene, looking for a beautiful shot, as well as some high quality video.
  • iPhone 11 Pro: He takes a photo, the colour is fantastic, he then zooms in using the optical zoom to capture an element of the sunset; however, when recording video, even at the high quality 4K, it is not the same quality as he would like.
  • Asus Zenfone 9: The 50MP main camera with its larger sensor gives him excellent detail, and he easily switches to the wide angle lens to capture more of the scene. He then records the sunset in high quality 8K, and uses the gimbal features to get a steady shot.

The Power User's Playground

  • The Scene: Maria is a student who constantly switches between research, note-taking, video calls, and gaming.
  • iPhone 11 Pro: The phone performs well enough, but after several hours, the battery is feeling strained, and when in a group video call, the phone heats up a little more than she'd like, and the smaller RAM causes slight slow-downs.
  • Asus Zenfone 9: With its huge 4300mAh battery, she doesn't have to worry about constantly topping it up. The 8-16GB of RAM means that apps never slow down and she can have multiple video calls going without a problem. The higher refresh rate on the screen means that gaming is smoother and more enjoyable.

Inclusive Technology Evaluation: Not One Size Fits All

Let's not forget that technology is used by all sorts of people, from different backgrounds, and with different needs:

  • Tech Novices: The iPhone 11 Pro's straightforward interface and tight ecosystem are great for first time smartphone users. Its ease of use is less challenging to learn than Android.
  • Tech Enthusiasts: The Zenfone 9 is a playground for tech fans, its customizability and cutting-edge features provide an excellent playground for tech enthusiasts.
  • Budget-Conscious Users: Neither of these phones are budget options, but the slightly older iPhone is likely to be cheaper on the used market.
  • Users with Mobility Issues: The Zenfone 9's size and weight offer a better solution for those with mobility concerns, and the side-mounted fingerprint sensor is easy to use.
  • Video Recording Professionals: The Zenfone 9 is superior for those interested in video creation with its 8K video and built-in gimbal.

Design-Centric Decision Framework: Choosing the Right Tool

Okay, so, which is right for you? Think of these phones as tools for different jobs:

  • Apple iPhone 11 Pro: The trusted all-rounder. It's reliable, intuitive, and comes with that Apple polish. It's like a well-crafted Swiss Army knife – not the best at anything, but capable for most situations. Good if you value consistency and a closed ecosystem.
  • Asus Zenfone 9: The pocket rocket. It's compact, powerful, and bursting with features. It's the Swiss Army knife that is also a miniature power drill and a laser pointer. Great for users who want a portable powerhouse that excels in specific areas, like battery life, gaming and photography.

My Choice and Why

If I were choosing today, I'd go for the Asus Zenfone 9.

My priorities lean towards user experience and usability, and as a tech communicator I like to stay ahead of the curve. The Zenfone 9 is newer, it's more powerful, has a better display, and a much better battery that is suited to my usage patterns. I’m also interested in photography and the video camera with its 8K video recording and gimbal functionality would be incredibly useful for my work. I also like the fact that it's a bit of an underdog, not the mainstream choice, that also fits my use case and my preference. The Zenfone 9 is the more forward-thinking design, in my opinion.

Ultimately, the “best” phone depends entirely on the person using it, and the story they’re trying to tell. Both the iPhone 11 Pro and the Zenfone 9 are capable and well-designed, just for very different users.

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.