When buying a smartphone or tablet, we’re often confused by screen specifications—LTPO, LTPS, IGZO. What do these letter combinations actually mean? Choosing the right screen directly affects your user experience and battery life, especially for beginners, who are easily misled by merchants’ “high refresh rate” and “power-saving” promotions. To help you quickly get the key takeaway, we’ll first teach you simple methods to tell these three screens apart, then break down their core differences in plain English!
Here’s the Key! How Can Beginners Quickly Tell These Three Screens Apart?
Many beginners don’t know how to read specifications. We’ll teach you 3 simple methods—no need to understand professional terms, you can quickly distinguish them and use them directly when buying devices:
1. Check the “official specifications” of the phone/device (most accurate)
Open the device details page and find “screen refresh rate” and “screen technology”:
● If it’s marked with “Adaptive Refresh Rate” or “1Hz~120Hz/144Hz”, it’s basically an LTPO screen (currently only LTPO supports adaptive frequency conversion);
● If it’s only marked with “120Hz/144Hz High Refresh Rate” without the word “Adaptive”, it’s basically an LTPS screen;
● If it’s marked with “60Hz/90Hz Refresh Rate” and the price is low (below 2000 yuan), it’s basically an IGZO screen.
2. Actual Experience: Check “Always-On Display (AOD)” and Battery Life
● If it supports AOD and the battery life is still durable after turning it on (for example, AOD consumes no more than 5% of power a day), it’s probably LTPO;
● If it supports high refresh rate but the battery life shrinks significantly after turning on 120Hz (needing to be charged twice a day), it’s probably LTPS;
● If it doesn’t support high refresh rate (only 60Hz) but has durable battery life and a low price, it’s probablyIGZO.
3. Check the Price and Positioning (fastest)
● Flagship phones (above 4000 yuan): Basically all have LTPO screens;
● Mid-to-high-end phones (2000~4000 yuan): Basically all have LTPS screens;
● Entry-level phones (below 2000 yuan): Basically all have IGZO screens.
Now, Understand the Essence of the Three Display Technologies
Now that you know how to distinguish them, let’s dive into the basics: the core difference between LTPO, LTPS, and IGZO lies in the screen’s “driver backplane material”—it’s like the “heart” of the screen, determining the screen’s refresh rate, power consumption, and smoothness. Simply put, the relationship between the three is: LTPO is the “top student” (combining the advantages of the other two), LTPS is the “specialized student” (focusing on high refresh rate), and IGZO is the “steady player” (focusing on power saving). Below, we’ll break down their differences step by step, with no jargon.
Core Comparison: What’s the Difference Between LTPO, LTPS, and IGZO?
We won’t use complicated tables. Instead, we’ll compare them one by one from the points you care about most to help you fully understand their strengths and weaknesses:
1. Core Technology: Who Has a Better “Foundation”?
● LTPO (Low Temperature Polycrystalline Oxide): It’s equivalent to a “win-win combination”—integrating both LTPS and IGZO materials into the same pixel to complement each other’s strengths. LTPS is responsible for “high refresh rate driving” to ensure smoothness; IGZO is responsible for “switch control” to reduce leakage and save power. You can think of it as “being able to run at high speed while saving fuel.”
● LTPS (Low Temperature Poly-Silicon): A single-material backplane, its advantage is “high electron mobility”—simply put, “fast response and strong power,” which can easily support high refresh rates. But its disadvantage is obvious: it tends to “consume power quickly” during static display, just like a performance car—fun to drive but fuel-hungry.
● IGZO (Indium Gallium Zinc Oxide): An upgraded version of amorphous silicon, focusing on “low leakage and high stability”—it has extremely low power consumption during static display, just like a family car. It doesn’t pursue speed but is fuel-efficient and durable. However, it lacks power and can’t support high refresh rates.
2. Power Consumption: Who Is More “Power-Saving”?
This is the most concerned point, especially for smartphone users—battery life directly affects the user experience:
● Best: LTPO. Because it can achieve an adaptive refresh rate of 1Hz~120Hz (even 144Hz)—when reading text or using Always-On Display (AOD), it automatically drops to 1Hz with extremely low power consumption; when playing games or watching videos, it automatically rises to 120Hz+ for smoothness without lag. At the same brightness and resolution, it saves 30%~50% more power than LTPS and 5%~10% more than IGZO.
● Worst: LTPS. It has high leakage current during static display, so even AOD consumes a lot of power; if you keep the 120Hz high refresh rate on, the battery life will shrink significantly, and it’s common to charge it more than once a day in long-term use.
● Medium: IGZO. It’s very power-saving during static display, but due to weak driving capability, it can’t support high refresh rates. Once the 90Hz refresh rate is turned on, power consumption will increase significantly, but it’s still much more power-saving than LTPS overall.
3. Visual Experience: Who Is More “Smooth”?
Smoothness mainly depends on the refresh rate and driving capability, and the experience varies greatly in different scenarios:
● LTPO: Balances smoothness and power saving. When playing games or watching videos, the 120Hz+ high refresh rate has no motion blur, and the operation is smooth; when reading novels or chatting on WeChat, the low refresh rate has no lag, and it’s more comfortable for the eyes (less flicker). It’s currently the display technology with the best overall experience.
● LTPS: Excellent in dynamic scenarios. In high refresh rate mode, the smoothness of playing games and swiping short videos is full, with no motion blur or delay. But in static scenarios (such as reading e-books), if forced to low refresh rate, it will lag, and long-term high refresh rate brings great pressure on battery life.
● IGZO: Stable in static scenarios but weak in dynamic scenarios. It’s stable and lag-free when reading text or swiping static pages, with low power consumption. But when playing games or watching high-frame-rate videos, because the refresh rate can’t go up (max 90Hz), there will be motion blur and unsmoothness, which is not suitable for gamers.
4. Suitable Devices: Who Is Right for You?
Different technologies are suitable for different devices and correspond to different needs—there’s no need to blindly pursue high-end:
● LTPO: Only appears on flagship models. For example, iPhone Pro series, Android flagships (Xiaomi 15, vivo X200, Honor Magic 7, etc.), high-end wearables (Apple Watch), and foldable screens. Suitable for users who pursue “smoothness + long battery life” and are willing to pay for high-end experience.
● LTPS: The main choice for mid-to-high-end smartphones and gaming phones. For example, some mid-range Android phones and gaming phones focus on high refresh rate experience, suitable for users who like playing games, pursue smoothness, and have low requirements for battery life.
● IGZO: Mid-to-low-end smartphones, ordinary tablets, and smart TVs. For example, budget phones and entry-level tablets focus on low power consumption and cost control, suitable for beginners who only need daily office work, video watching, and have no demand for high refresh rates.
5. Cost and Price: Who Is More “Affordable”?
The more complex the technology, the higher the cost, which will eventually be reflected in the device price:
● Most expensive: LTPO. The panel cost is 10%~15% higher than LTPS, so it’s only equipped on flagship phones, with a price of basically above 4000 yuan (about 550 US dollars).
● Medium: LTPS. The cost is 5%~10% higher than IGZO. Phones equipped with this type of screen are mostly priced between 2000~4000 yuan (about 275~550 US dollars).
● Cheapest: IGZO. The cost is the lowest. Devices equipped with this type of screen are mostly priced below 2000 yuan (about 275 US dollars), with high cost performance.
Final Summary: For Beginners, No Need to Blindly Pursue High-End Screens
If you have sufficient budget and pursue “smoothness + long battery life”, choose an LTPO screen (flagship phone); if you like playing games and have a medium budget, choose an LTPS screen (mid-to-high-end gaming-oriented model); if you only need daily office work and video watching with a limited budget, an IGZO screen (entry-level model) is enough.
In fact, there’s no need to be intimidated by complex parameters. Remember: “Adaptive Refresh Rate = LTPO, High Refresh Rate Without Adaptive = LTPS, Low Refresh Rate + Low Price = IGZO”, and you can easily avoid pitfalls and choose the right screen for you~
Note: The data is based on the latest panel technology parameters in 2026. Differences in processes between different manufacturers may lead to slight deviations in some data, but the core trends are consistent.