When it comes to the smooth operation of smartphones, comparison 120 Hz on Android and 60 Hz on iPhone is becoming one of the most heated debates. On paper, the benefit of 2x refresh rate seems obvious: more frames per second = smoother images. But why then do many users iPhone not notice the difference, and why do owners of flagship Androiddevices sometimes complain about slowdowns? It's not just a matter of hertz.
In this article we will look at three key factors that, in practice, influence the perception of smoothness more than screen refresh rate: software optimization, display response time and consistency between hardware and software. You'll learn why iPhone 15 Pro s 60 Hz can subjectively appear smoother than some Androidsmartphones, and in which scenarios high frequency actually provides an advantage. 120 Hz, and in what scenarios does high frequency actually provide an advantage.
We will analyze technical tests, expert opinions and reviews from real users, and also give recommendations on how to set up your device for maximum smoothness - even if it has a screen with data-i="49">or Android-device for maximum smoothness - even if it has a screen with 90 Hz or 120 Hz. Are you ready to figure out where the marketing is and where the real difference is?
What is screen refresh rate and why is it important
Screen refresh rate (measured in hertz, Hz) shows how many times per second the display updates the image. For example:
- 📱
60 Hz— 60 updates per second (standard for most smartphones until 2019). - 🚀
90 Hz— 90 updates (intermediate option, popular in the middle segment). - ⚡
120 Hzand higher - 120+ updates (flagship devices, gaming smartphones).
Theoretically, the higher the frequency, the smoother the animations, scrolling and games. But in practice everything is more complicated. Here's why:
⚠️ Attention: Screen refresh rate is only one part of the equation. If the processor or graphics accelerator does not have time to prepare a new frame when the display refreshes, you will experience earing (picture tearing) or strobing (flickering), which negates all the benefits of high hertz.
In addition, the human eye is able to notice differences between 60 Hz and 120 Hz only in dynamic scenes - for example, during fast scrolling or in shooters. In static menus or when reading text, the difference is minimal. Research shows that most users stop feeling the benefit of higher 90 Hz after a few weeks of use.
Why does the iPhone seem to have 60 Hz smoother than some Androids with 120 Hz
Here, control of both hardware and software plays a key role, therefore software optimization. Apple controls both hardware and software, therefore iOS ideally adapted to specific models. iPhone. As a result:
- ⏱️ Display response time on iPhone is often lower than on Android (for example,
8–12 msversus15–25 ms). This means that animations start faster, even if the refresh rate is lower. - 🎯 iOS uses adaptive frame rate: the system dynamically adjusts rendering to
60 Hz, avoiding skips frames. - 🔄 On Android many manufacturers simply include
120 Hz"for show", but do not optimize the interface for this frequency, which leads to microstuttering.
Another factor is frame frequency uniformity. On iPhone 60 FPS (frames per second) they remain stable, while on Android even with 120 Hzdisplay, the actual frame rate can drop up to 40–50 FPS due to the background of applications or poor shell optimization (for example, One UI or MIUI).
| Parameter | iPhone (60 Hz) | Android (120 Hz) |
|---|---|---|
| FPS stability | 60 FPS (without drops) | 40–120 FPS (depending on the shell) |
| Screen response time | 8–12 ms | 10–25 ms |
| Adaptive rendering | Yes (ProMotion on Pro models) | Partially (LTPO displays) |
| Animation optimization | Ideal (native) | Depends on the manufacturer |
Example: in tests iPhone 15 Pro (with 60 Hz in basic mode) shows smoother scrolling in Safarithan Samsung Galaxy S23 Ultra (with 120 Hz) in Chromebecause Apple optimizes the rendering of web pages to suit your refresh rate.
To check the real frame rate on Android, use the application GameBench or enable FPS display in developer mode (Settings → System → For Developers → Show CPU usage).
When 120 Hz on Android really wins
High refresh rate on screen Android shows its advantages in three key scenarios:
- Games. In dynamic shooters (for example, Call of Duty Mobile or PUBG)
120 Hzgives a noticeable advantage: the image is updated more often, so the response to the player’s actions is faster. This is especially important in competitive modes, where every millisecond counts. - Scrolling long lists. B Twitter, Instagram or Reddit the difference between
60 Hzand120 Hzis felt when scrolling quickly - the animations look more liquid. - AR/VR applications. In virtual reality, a high refresh rate reduces the effect of "motion sickness" by reducing the delay between head movement and picture update.
However, there is a nuance: not all games and applications support 120 Hz. For example, Genshin Impact is limited on most Androiddevices. and 60 FPS, A Netflix i YouTube do not play video with a frequency higher 60 Hz (even if the display supports).
How to enable 120 Hz in games on Android?
Many games automatically switch to high frequency, but sometimes you need to go to the graphics settings and manually select 120 FPS (if the option is available). For example, in Call of Duty Mobile this is done in the menu Settings → Graphics → Frame rate.
It is also worth considering that constant work on 120 Hz increases the load on the processor and battery. For example, Samsung Galaxy S24+ in the 120 Hz mode is discharged 15–20% faster than on 60 Hz. Therefore, many manufacturers add adaptive frequency (for example, 1–120 Hz on displays LTPO), which automatically adapts to the content.
Technical nuances: LTPO, response time and adaptive frequencies
To understand why two smartphones with the same refresh rate can feel different, you need to understand three technologies:
1. LTPO displays (Low-Temperature Polycrystalline Oxide)
These screens allow you to dynamically change the refresh rate from 1 Hz to 120 Hz, saving battery power. For example, on iPhone 13 Pro and newer it is used LTPOwhich automatically reduces the frequency to 10 Hz when viewing static content (for example, reading a book). At Android this technology is used in flagships Samsung, OnePlus and Google Pixel.
2. Response Time
This is the time it takes for a pixel to change color. For example, if the response time is 20 ms, and the refresh rate is 120 Hz (each frame lasts ~8.3 ms), then the screen does not physically have time to update the image completely. The result is ghosting (blurring of fast-moving objects). U iPhone response time is usually 8–12 ms, and for many Androiddevices - 15–25 ms.
3. Adaptive Sync
Technology that synchronizes the screen refresh rate with the GPU frame rate. On Android this is implemented fragmentarily (for example, in ROG Phone 7), but on iPhone it works out of the box thanks to the close integration of Apple Silicon and iOS.
| Technology | iPhone (A17 Pro) | Android (Snapdragon 8 Gen 3) |
|---|---|---|
| LTPO | Yes (1–120 Hz) | Yes (flagships) |
| Response time | 8–12 ms | 10–25 ms |
| Adaptive Sync | Yes (ProMotion) | Partially (depending on the model) |
⚠️ Attention: On some Androiddevices (for example, Xiaomi or Realme) the screen refresh rate may be reset on60 Hzin the background to save energy. To avoid this, check the settings in the menuSettings → Display → Frequency updatesand select modeAdaptiveorMaximum.
How to configure Android for maximum smoothness
If your smartphone supports 90 Hz or 120 Hz, but the interface does not seem the same smooth as on iPhone, try these settings:
☑️ Optimizing smoothness on Android
1. Turn on adaptive frequency
Go to Settings → Display → Refresh rate and select mode Adaptive or Dynamic. This will allow the smartphone to automatically adjust the frequency to the content.
2. Reduce the duration of animations
Activate developer mode (click 7 times on Build number in Settings → About phone), then go to Settings → System → For developers and install:
- 🎛️
Window animation scale→0.5xorOff - 🎛️
Transition animation scale→0.5xorOff - 🎛️
Animator duration scale→0.5x
3. Optimize background processes
Close unnecessary applications in multitasking and disable autorun for apps that you do not use. To do this:
- Go to
Settings → Applications. - Select an application →
Autostart→ Disable it. - For aggressive optimization, use Greenify (root access required).
4. Update your firmware and drivers
Manufacturers regularly release patches to optimize smoothness. Check for updates in Settings → System → Software update. This is especially true for devices on MediaTekwhere display drivers sometimes work unstable.
The combination of adaptive refresh rate and reduced animations gives the greatest increase in smoothness. However, on some shells (for example, MIUI), disabling animations can lead to bugs with the interface.
Comparison of real devices: tests and benchmarks
To illustrate the difference between 60 Hz and 120 Hz in practice, let's take three popular flagships of 2023–2026 and compare them according to key parameters:
| Model | Frequency screen | Response time | FPS stability (UI) | Autonomy (120 Hz) |
|---|---|---|---|---|
| iPhone 15 Pro | 60 Hz (ProMotion up to 120 Hz) |
8–10 ms | 60 FPS (no dropouts) | 18–20 hours |
| Samsung Galaxy S24 Ultra | 1–120 Hz (LTPO) |
10–15 ms | 80–120 FPS (drops up to 40 FPS) | 12–14 hours |
| OnePlus 12 | 1–120 Hz (LTPO) |
9–12 ms | 90–120 FPS (stable) | 14–16 hours |
From the tests DisplayMate and DXOMARK it follows that iPhone 15 Pro shows the best uniformity of smoothness thanks to optimization iOSwhile Samsung Galaxy S24 Ultra wins in maximum frequencybut loses in autonomy. OnePlus 12 takes the golden mean: high frequency + good software optimization.
In games the situation is different: Androiddevices with 120 Hz provide more responsive gameplay. For example, in Fortnite on Asus ROG Phone 7 (with 165 Hz) the average FPS is 120, whereas on iPhone 15 Pro Max — 90 (due to restrictions Metal API).
⚠️ Attention: Test results may vary depending on the firmware version and regional settings. For example, in some countries Samsung limit the maximum refresh rate to save energy. Check the latest data in official sources.
Myths about high Hertz: what really matters
Advertising from manufacturers often exaggerates the benefits of high refresh rates. Let's look at the popular myths:
Myth 1: “The higher the Hz, the better”
In practice, after 90 Hz the increase in smoothness is minimal, but the load on the processor and battery increases. Research NVIDIA shows that 90% of users do not feel the difference between 120 Hz and 144 Hz in everyday life. tasks.
Myth 2: “iPhone lags due to 60 Hz”
Apple compensates for low frequency due to optimization of response time i adaptive rendering. As a result, subjective smoothness iPhone is often higher than that of Androiddevices with 120 Hz, but poor optimization.
Myth 3: “Everyone needs 120 Hz”
High frequency is only relevant for gamers and fans of dynamic content. For most users (reading, social networks, video) is enough. Moreover, many applications (for example, 60–90 Hz. Moreover, many applications (e.g. Instagram or TikTok) are limited 60 FPS at the code level.
Myth 4: “Adaptive frequency works perfectly”
On some Androiddevices, adaptive mode can cause microstuttering when switching between frequencies. For example, when switching from Xiaomi 13 Pro when moving from 1 Hz on 120 Hz sometimes there is a short delay.
Real smoothness depends not so much on hertz, but on the consistency of the screen, processor and software. iPhone wins in optimization, and Android in flexibility of settings.
FAQ: Frequently asked questions about 60 Hz vs 120 Hz
❓ Why does the interface jerk on my Android with 120 Hz?
There are several reasons:
- Poor shell optimization (for example, MIUI or ColorOS). Try switching to Google Launcher.
- Background processes are overloading the processor. Close unnecessary applications.
- Energy saving mode is enabled. Disable it in the battery settings.
- Outdated firmware. Update the device.
If the problem persists, check the screen for defects (for example, a faulty cable).
❓ Is it possible to turn on 120 Hz on an iPhone?
On models iPhone 13 Pro and newer (with a display ProMotion) the frequency is automatically adjusted to 120 Hz in supported applications (for example, in games or when scrolling). However, in the basic interface iOS the frequency remains at 60 Hz to save energy. It is impossible to force turn on 120 Hz the system controls it itself.
❓ Which smartphone with 120 Hz is the best smooth?
According to the results of tests in 2026, the best smoothness indicators among Androiddevices show:
- Asus ROG Phone 7 (165 Hz, optimized for games).
- OnePlus 12 (LTPO 1–120 Hz, minimal latency).
- Google Pixel 8 Pro (adaptive frequency + pure Android).
Among iPhone the leader - iPhone 15 Pro thanks to ProMotion and optimization A17 Pro.
❓ Is it harmful to the eyes 120 Hz?
No, high refresh rates do not harm vision. On the contrary, it reduces eye strain by reducing flicker. However, when using any screen for a long time (even with 60 Hz) it is recommended:
- Take breaks every 20-30 minutes.
- Use a dark theme or a blue light filter.
- Keep a distance from the screen (30–40 cm).
❓ Is it worth buying a smartphone because of 120 Hz?
Depends on your tasks:
- 🎮 For games: Yes,
120 Hzgives an advantage in shooters and racing. - 📱 For everyday tasks: No, the difference between
90 Hzand120 Hzis minimal. - 🔋 For autonomy: No, high frequency reduces operating time.
If the budget is limited, it is better to choose a smartphone with good optimization (for example, Google Pixel or iPhone), than chasing hertz.