VivoY78 and VivoY77 are two mid-range phones under Vivo, both of which will be released in the first half of 2023, attracting the attention of many consumers. So, what are the differences and pros and cons between these two phones? Which is better for your needs? This article will conduct a comprehensive comparative analysis of vivoy78 and vivoy77 from the aspects of processor, screen, battery life and charging, etc., to help you make a more informed choice. 
The processor is the core component of the mobile phone, which directly affects the speed and smoothness of the mobile phone. Both the vivoy78 and vivoy77 use MediaTek's Dimensity series processors, but the models are different.
The vivoY78 is powered by the Dimensity 7020, an 8-core processor built on a 6nm process, with 4 cores of 205GHz A76 architecture, the other 4 cores are 20GHz A55 architecture with Mali-G57 MC3 GPU. The Dimensity 7020 supports 5G networks and is compatible with 4G, 3G, and 2G, enabling dual-SIM dual-standby and dual-5G. The performance of the Dimensity 7020 is quite good, according to the test data of Antutu, the vivoY78 has a running score of about 400,000, which exceeds most phones in the same price range.
The vivoY77 is powered by the Dimensity 930, an 8-core processor built on a 7nm process, with 4 cores of 22GHz A76 architecture, the other 4 cores are 20GHz A55 architecture, GPU is Mali-G77 MC9. The Dimensity 930 also supports 5G networks and is compatible with 4G, 3G, and 2G, which can achieve dual-SIM dual-standby and dual-5G. The performance of the Dimensity 930 is slightly inferior to that of the Dimensity 7020, and according to the test data of Antutu, the running score of the vivoy77 is about 380,000, which is slightly lower than that of the vivoy78.
In terms of processor performance, vivoy78 is slightly better than vivoy77, if you are a user with high requirements for mobile phone performance, like to play big games or multitasking, then vivoy78 may be more suitable for you.
*It is an important consideration for consumers when buying a mobile phone, and there are certain differences between vivoy78 and vivoy77**, as follows:
VivoY78** is: 8GB+128GB: 1299 yuan 8GB+256GB: 1599 yuan 12GB+256GB: 1999 yuan.
vivoy77**is: 6GB+128GB: 1499 yuan 8GB+128GB: 1399 yuan 8GB+256GB: 1599 yuan 12GB+256GB: 1527 yuan.
From the point of view, vivoy78's is higher than vivoy77, especially under the same memory configuration, vivoy78's is a few hundred yuan more expensive. This also reflects the performance advantages and positioning differences of the vivoy78. If you're on a budget, or don't have too high requirements for your phone's performance, the vivoy77 might be a bit more cost-effective.
The screen is the window of the phone and directly affects the user's visual experience. Both the vivoy78 and vivoy77 use the 6The 64-inch LCD straight screen with a resolution of 2388 1080 and a high refresh rate of 120Hz can bring a smoother picture. However, there are some differences between the two devices' displays, mainly in terms of touch sampling rate and peak brightness.
The VivoY78 has a touch sampling rate of 240Hz and a peak brightness of 620nit. The touch sampling rate refers to the number of touches that the screen can recognize per second, and the higher the touch sampling rate, the faster the screen response, which is more advantageous for users who play games or type quickly. Peak brightness refers to the brightness that a screen is able to achieve at its brightest, and higher peak brightness means better visibility, which is more helpful for users who use their phones in bright light.
The VivoY77 has a touch sampling rate of 300Hz and a peak brightness of 1300nit. Compared with vivoy78, vivoy77's touch sampling rate and peak brightness are much higher, which is also a highlight of vivoy77. The screen of vivoy77 is better than vivoy78 in terms of responsiveness and display effect, especially in outdoor environments, vivoy77's screen can display content more clearly and will not be affected by sunlight.
From the screen display, vivoy77 is significantly better than vivoy78, if you are a user who has high requirements for screen quality and likes to watch** or read, then vivoy77 may be more suitable for you.
Battery life and charging are the basic functions of mobile phones, and they are also the focus of users' concerns. There are some differences between vivoy78 and vivoy77 in terms of battery life and charging, which are mainly reflected in battery capacity and charging power.
The VivoY78 has a 5000mAh battery that supports 44W wired charging. The 5000mAh battery capacity can guarantee the battery life of the vivoY78, even in high refresh rate mode, it can easily use it for a whole day. The 44W wired charging can also allow the vivoy78 to recover in a short time, according to official data, the vivoy78 can be fully charged to 50% in 30 minutes and 100% in 60 minutes.
The VivoY77 has a 4500mAh battery that supports 80W wired fast charging. The 4500mAh battery capacity is a bit less than that of the vivoy78, but it can still meet the needs of daily use, and if you don't use the phone too often, you can also maintain a day's life. The 80W wired fast charging is one of the highlights of the vivoY77, which is also one of the fastest charging technologies on the market. According to official data, vivoY77 can be charged to 50% in 15 minutes and 100% in 30 minutes, so that users can enjoy the convenience of charging anytime and anywhere.
In terms of battery life and charging, vivoy78 is slightly better than vivoy77, if you are a user with high requirements for battery life, often need to use the phone when you go out or without a charger, then vivoy78 may be more suitable for you.
If you are a user who has high requirements for charging speed, does not like the time to wait for the phone to charge, or often needs to fully charge the phone in a short time, then vivoy77 may be more suitable for you.
In addition to the above aspects, vivoy78 and vivoy77 have some other similarities and differences, let's also take a brief look.
Similarities:Both use side fingerprint recognition, which can easily unlock the phone, and also support facial recognition.
All retained3The 5mm headphone jack allows you to use wired headphones, and Bluetooth headphones are also supported.
The front cameras are all 8 million pixels, and they support beauty and portrait modes, so you can take clear ** photos.
The rear cameras are all 50 million pixel main camera plus 2 million pixel secondary camera, supporting night scene, ultra-wide angle, macro and other shooting modes, which can shoot rich ** effects.
It does not support NFC function, and cannot realize mobile phone payment, access control card and other functions.
It does not support infrared remote control function, and you cannot use your mobile phone to control TV, air conditioner and other home appliances.
Differences:The body thickness of the vivoy78 is 84mm and a weight of 190g, the body thickness of the vivoy77 is 81mm and weighing 185g, the vivoy77 is thinner and lighter than the vivoy78, which is easier to hold and carry with one hand.
vivoy78The fuselage color has starry black, dawn white, and dream purple, and the fuselage color of vivoy77 has aurora blue, galaxy silver, and dark night black.
The system version of vivoy78 is OriginOS 10, vivoy77's system version is funtouch OS 111, Both are customized systems based on Android 11, but there are some different features and interfaces, OriginOS 10 pays more attention to the native experience and innovative design, FunTouch OS 111. Pay more attention to personalization and intelligence.
Through a detailed comparative analysis of vivoy78 and vivoy77, we can draw the following conclusions:
The vivoy78 has stronger performance and longer battery life, which is suitable for users who have higher requirements for performance and battery life.
The vivoy77 has a better screen and faster charging,** which is suitable for users who have higher requirements for the screen and charging, or those who have budget constraints.
Both the vivoy78 and the vivoy77 have some similarities and differences in other aspects that can be chosen according to personal preferences and needs.