This is the fourth year that Samsung has launched a folding screen smartphone.The new Samsung Galaxy Z Fold4 combines a number of Samsung technologies, uses a PC-like interface and supports S-Pen, which greatly improves the ability to multitask. making it easier Like a laptop, it is more convenient for work or entertainment.
Body details
When folded, the Samsung Galaxy Z Fold4 is 155.1mm tall, 67.1mm wide, 15.8mm thick and weighs 263g. It has a 6.2-inch Dynamic AMOLED 2X secondary screen with a resolution of 2,316 x 904.
It is easy to use with one hand after being folded.The frosted metal back is not easy to trip and leave stains and is relatively thick and heavy.
When open, a 7.6-inch Dynamic AMOLED 2X flexible screen with 2,176 x 1,812 resolution supports a refresh rate of 120Hz. When open, the phone is 130.1mm tall and 6.3mm thick.
After opening, it is basically necessary to use both hands to operate.
The hinge part is fully protected.
The bottom has a microphone, a USB Type-C slot and speakers.
On the side of the machine there are two SIM card slots, volume keys and power button.The power button also provides a physical fingerprint sensor.
There are 3 microphones and speakers at the top.
Displaying a 3,840 x 2,400-pixel image, both the primary and secondary displays have decent brightness and colors are vibrant, albeit slightly chromatic. When the main screen is viewed from the front, the crease in the center is not too noticeable.
The main screen is designed with a top screen lens and a bottom screen lens, and the lens is not very noticeable when viewing photos.
Watch the official “Marvel Studios’ Secret Invasion” promo on YouTube at 1080p. Like other foldable phones and tablets, the black edges of the screen are larger and the visual effect is better when folded, top and bottom Dual speakers provide decent stereo playback and music playback is excellent.
Systems and functionalities
Samsung Galaxy Z Fold4 uses a new taskbar design to provide a PC-like interface. It can quickly open frequently used or recently used applications and can easily and quickly convert full screen applications to floating windows or convert split screen to handle multiple tasks at the same time.
The split screen function can open up to four different applications at the same time and also supports Flex mode.
The Samsung Galaxy Z Fold4 supports the S-Pen function, which can be connected via Bluetooth to provide multiple functions, such as hover commands, the pen tip does not need to touch the screen and can be operated while moving on the screen. Commonly used notes, image capture, translation, magnification, etc. are provided, which are very useful in daily use. However, like the previous generation, the S-Pen has to be purchased separately and the fuselage has no room to store it, making it slightly awkward to carry.
Benchmark and performance
Samsung Galaxy Z Fold4 uses Qualcomm Snapdragon 8+ Gen 1 processor, supports NFC, 5G, Bluetooth 5.2, up to 1TB ROM with 12GB RAM, IPX8 waterproof, etc. It runs the “AnTuTu” benchmarking program and scores 934,997 points, which is better than other Snapdragon 8+ Gen 1 processor phones are slightly lower.
battery life
The Samsung Galaxy Z Fold4 has a 4,400mAh battery that supports wired fast charging up to 25W, 15W wireless charging, and 4.5W reverse charging. When the screen is open, the battery life test it runs at 50% brightness via the “PC Mark” app, and the power drops from 100% to 100%. 20% takes about 9 hours and 25 minutes and battery life is average. If you alternately use the positive and secondary screen, I believe the battery life will be longer.
shooting power
The Samsung Galaxy Z Fold4 has a 50-megapixel Dual Pixel OIS wide-angle lens, a 123-degree 12-megapixel ultra-wide-angle lens, a 10-megapixel 3x optical zoom lens and a 10-megapixel front lens on the secondary screen, while the screen main is useful 4 million pixels of sub-lens shooting.
The shooting interface of the mobile phone is easy to use and has simple functions. It supports shooting modes such as night scene mode, portrait mode and multiple shots in one shot.
The shooting interface will be different when the screen is open.
The sub screen can be used to view the lens content while shooting.
In daylight, the main lens captures vivid, clear images with rich detail, crisp text, accurate white balance, and no overexposure in bright sunlight.
When shooting at night, the image is still sharp, the exposure is high enough, the noise is not noticeable, and the color reproduction is high.
When shooting with a wide-angle lens in sunlight, the details are good, the color reproduction ability is strong, and the layers are light, but the dark details are average.
When shooting at night, the details decrease a lot and there is more noise.
Summary and evaluation
The Samsung Galaxy Z Fold4 is priced at HK $ 14,598, which is expensive, but this time the multitasking operation has been greatly improved, making it easier to use more than one application at the same time, and screen switching is faster. In terms of performance, although it is weaker than other Snapdragon 8+ Gen 1 processor cell phones, it is quite practical and its performance is acceptable. In terms of shooting, the main lens has excellent shooting ability, rich details and bright colors, but unfortunately the ultra wide angle lens is not that good. Overall, the functions of the Galaxy Z Fold4 are also worthy of its price. It is very convenient to take notes while watching videos, playing games while replying to messages, and browsing the web while filming. It is also very convenient for users who like to multitask. , which is quite attractive.
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