Samsung Galaxy Z Fold 4
Specs
General
| Device Type | Smart Phone |
| Model | SM-F936B, SM-F936B/DS, SM-F936U, SM-F936U1, SM-F936N, SM-F936W, SM-F9360 |
| Announced | 10 August, 2022 |
| Released | 25 August, 2022 |
| Status | Available |
Design
| Water Resistant | IPX8 water resistant (up to 1.5m for 30 min) |
| Dimensions | Folded: (155.1 x 67.1 x 15.8 mm), Unfolded: (155.1 x 130.1 x 6.3 mm) |
| Weight | 263 g |
| Protection | Glass front (Gorilla Glass Victus+) (folded), plastic front (unfolded), glass back (Gorilla Glass Victus+), aluminum frame |
| Colors | Graygreen, Phantom Black, Beige, Burgundy |
Display
| Refresh Rate | 120 Hz |
| Display Type Display Technology => A number of display technologies and types used in mobile phones => TFT (Thin Film Transistor), IPS (In-Place Switching), OLED (Organic Light Emitting Diode), AMOLED (Active-Matrix Organic Light-Emitting Diode), Super AMOLED (an even advanced version of AMOLED), Resistive Touchscreen (Resistive touchscreens contain two layer of conductive material with a very small gap between them which acts as a resistance), Capacitive Touchsceen (Capacitive touchscreen technology consists of a layer of glass coated with a transparent conductor) | Dynamic AMOLED 2x |
| Size | 7.6 inches (19.3 cm) |
| Resolution | 1812x2176 px |
| Display Colors Display Colors is refers to the number of different shades of colors that the screen is capable of displaying => 64K colors, 256K colors and 16 million colors, Obviously 16M is highest available range of colors and better than others. | 16M colors, Always-on display |
| Pixel Density Pixel Density (PPI) is refers to the concentration of pixels on a particular display, measured in pixels per inch (ppi). Pixel density is calculated by dividing the diagonal pixel resolution of a display by its diagonal size, higher pixel density better display quality. | 373 ppi |
| Touch Screen | Yes, Capacitive Touchscreen, Multi-touch, Refresh Rate 120 Hz |
| Display Protection Display Protection => Gorilla Glass is a special alkali-aluminosilicate glass shield with exceptional damage resistance that helps protect mobile displays from scratches, drops, and bumps of everyday use, It is always better to go for a smartphone with Gorilla Glass for that added protection and peace of mind. | Corning Gorilla Glass Victus+ |
| Secondary Display | No |
Camera
| Front Camera |
Cover Camera : 10 MP, f/2.2, 26mm (wide), 1/3.24", HDR under display : 4 MP, f/1.8, 26mm (wide) |
| Camera Setup | Triple |
| Main Camera Camera is able to capture photographs and usually videos, The most important characteristics of a camera are the resolution (measured in megapixels), lens focus type (fixed or automatic), higher megapixel cameras are known to capture higher quality photos, but not always a good measurement of the photos quality. |
50 MP, f/1.8, 23mm (wide), 1.0µm, dual pixel PDAF, OIS 10 MP, f/2.4, 66mm (telephoto), 1.0µm, PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 123˚, 12mm (ultrawide), 1.12µm |
| Image | 8150 x 6150 Pixels |
| Video | 8K@24fps, 4K@60fps, 1080p@60/240fps (gyro-EIS), 720p@960fps (gyro-EIS), HDR10+ |
| Camera Features | Geo-tagging, touch focus, HDR, panorama |
| Flash Flash Light => There is commonly two types of flash lights are used in camera mobile phones, LED Flash (LED flash offers lower power consumption with drive circuitry that takes up very little room, LEDs can be strobed faster than any other light source), Xenon Flash (xenon flash produces an extremely intense full-spectrum white light for a very short duration) | LED flash |
Hardware
| Operating System OS => Every computer system run on a base software called Operating System (OS). Operating System controls all basic operations of the computer (such as smartphone, PDAs, tablet computers and other handheld devices). The Operating System allows the user to install and run third party applications (apps), apps are used to add new functionality to the device. | Android 12 |
| Chipset Chipset is a group of integrated circuits designed to perform one or a more dedicated functions, often with real time computing constraints, Popular smartphones are equipped with more advanced embedded chipsets that can do many different tasks depending on their programming. | Qualcomm Snapdragon 8 Plus Gen 1 |
| CPU CPU (Central Processing Unit) mostly known as processors, CPU processes instructions in order to carry out certain functions that make your device operate properly. Processors are often described as the brain of computers, smartphones and tablets, Smartphones and tablets rely on processors to carry out their every task, Processors are an incredibly important factor in selecting any type of computing device, including your smartphone. | Octa core (3.18 GHz, Single core, Cortex X2 + 2.7 GHz, Tri core, Cortex A710 + 2 GHz, Quad core, Cortex A510) |
| Architecture | 64 bit |
| Fabrication | 4 nm |
| GPU GPU (Graphics Processing Unit) is a single-chip processor designed to rapidly manipulate and alter memory to accelerate the creation of images in a frame buffer intended for output to a display, This includes things such as lighting effects, object transformations, and 3D motion. | Adreno 730 |
| RAM (Memory) RAM (Random Access Memory) is a type of computer memory that can be accessed randomly, any byte of memory can be accessed without touching the preceding bytes that allows information to be stored and accessed quickly from random locations. RAM is the most common type of memory found in computer systems, smartphones, tablets and other electronic devices. | 12 GB |
| Internal Storage Internal Storage is a data storage space (flash memory) mostly used in smartphones, tablets and other electronic devices where operating system, apps, music, photos, videos, files and other user data Is stored. | 256 GB Built-in |
| Card Slot Memory Card Slot is a special slot for inserting a memory card. Memory cards allow you to expand the phone's built-in memory, A memory card (sometimes called a flash memory card or a storage card) is a small storage medium used to store data such as text, pictures, audio, and video, for use on small, portable or remote computing devices such as mobile phones, mp3 players, digital cameras. | |
| Sensors Sensors are electronic components that detects and responds to some type of input from the physical environment. The specific input could be light, heat, motion, moisture, pressure and location, The output is generally a signal that is converted to use in computing systems, a location sensor, such as a GPS receiver is able to detect current location of your electronic device. | Accelerometer, Barometer, Compass, Fingerprint (side mounted), Gyro, Proximity |
Network
| SIM TYPE SIM (Subscriber Identity Module) is a small card that contains mobile network subscriber's account information. This allows the phone using the card to attach to a mobile network. The SIM card is most commonly associated with GSM and UMTS mobile networks. Moving a SIM card from one phone to another allows a subscriber to switch mobile phones without having to contact their mobile network carrier. SIM cards can also be used by a phone to store limited amounts of data, such as phone numbers and text messages. | Nano SIM |
| SIM Technology | eSIM (Nano-SIM) or Dual SIM (2 Nano-SIMs and eSIM, dual stand-by) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Network |
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 5G Network | 5G Band SA/NSA/Sub6 |
Multimedia
| FM Radio | |
| Stereo Speakers | YES |
| Loudspeaker | YES |
| Audio Features |
32-bit/384kHz audio Tuned by AKG |
Connectivity
| Wi-fi Wi-Fi is a popular wireless networking technology using radio waves to provide high-speed network connections that allows devices to communicate without cords or cables, Wi-Fi is increasingly becoming the preferred mode of internet connectivity all over the world. | Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct |
| Bluetooth Bluetooth is a wireless communications technology for exchanging data between mobile phones, headsets, computers and other network devices over short distances without wires, Bluetooth technology was primarily designed to support simple wireless networking of personal consumer devices. | v5.2 with A2DP, LE, apt-X HD |
| GPS GPS The Global Positioning System is a satellite-based radio navigation system, GPS permits users to determine their position, velocity and the time 24 hours a day, in all weather, anywhere in the world, In order to locate your position, your device or GPS receiver must have a clear view of the sky. | Yes + A-GPS support & Glonass, BDS, GALILEO |
| USB | USB Type-C 3.2, USB On-The-Go |
| EDGE EDGE (Enhanced Data GSM Environment) is a wireless network technology generally considered the next step in the 2G network offers data transfer rates up to four times faster than ordinary GSM networks, Generally, EDGE is used for the purpose of wireless data transfer, such as sharing pictures and videos or browsing the Internet via a mobile phone connection. | |
| GPRS GPRS (General Packet Radio Service) is a packet oriented mobile data service on the 2G and 3G cellular communication system's global system for mobile communications (GSM), Generally, GPRS is used for the purpose of wireless data transfer, such as sharing pictures and videos or browsing the Internet via a mobile phone connection. | |
| Speed | 3G (HSPA 42.2/5.76 Mbps, 4G (LTE-A (7CA) Cat20 2000/200 Mbps), 5G capable |
| Wi-fi Hotspot | |
| NFC NFC (Near field communication) is a set of standards for smartphones and similar devices to establish peer-to-peer radio communications with each other by touching them together or bringing them into proximity, usually no more than a few inches. |
Features
| Messaging | SMS(threaded view), MMS, Email, Push Mail, IM |
| Web Browser Web Browser => a web browser is a software application used to locate, retrieve and display content on the World Wide Web, including Web pages, images, video and other files, The primary function of a web browser is to render HTML, the code used to design or markup webpages. | HTML5 |
| Games | Built-in + Downloadable |
| Torch |
Battery
| Battery Type Battery Type => Cell phones run on various kinds of batteries depending on the manufacturer, phone size or shape and features. There are basically four types of cell phone batteries => Lithium Polymer, Lithium Ion, Nickel Metal Hydride and Nickel Cadmium. | Li-Ion (Lithium Ion) |
| Capacity Battery Capacity is a measure (typically in Amp-hr) of the charge stored by the battery, and is determined by the mass of active material contained in the battery. The battery capacity represents the maximum amount of energy that can be extracted from the battery under certain conditions. | 4400 mAh |
| Placement | Non-removable |
| Wireless Charging Wireless Charging (Inductive Charging) uses an electromagnetic field to transfer energy between two objects. This is usually done with a charging station. Energy is sent through an inductive coupling to an electrical device, which can then use that energy to charge batteries or run the device. | Yes |
| Extra |
25W wired, 50% in 30 min (advertised) 15W wireless 4.5W reverse wireless |
Samsung Galaxy Z Fold 4 Detailed Review
Introduction: The Samsung Galaxy Z Fold 4 was launched in August 2022, continuing Samsung’s evolution of foldable phones with several key improvements over its predecessor, the Galaxy Z Fold 3. With a focus on productivity, versatility, and cutting-edge technology, the Z Fold 4 refines the folding form factor, making it more practical for everyday use. In this review, we explore the design, display, performance, camera, battery life, software, and more, offering an in-depth look at Samsung’s innovative foldable devic.
Specifications at a Glance
- Main Display: 7.6-inch Dynamic AMOLED 2X (2176 x 1812 pixels, 374 ppi, 120Hz)
- Cover Display: 6.2-inch Dynamic AMOLED 2X (2316 x 904 pixels, 120Hz)
- Processor: Qualcomm Snapdragon 8+ Gen 1 (4nm) Octa-core
- RAM: 12 GB
- Storage Options: 256 GB, 512 GB, 1 TB (UFS 3.1)
- Rear Cameras: Triple camera setup (50 MP wide, 12 MP ultra-wide, 10 MP telephoto with 3x optical zoom)
- Front Cameras: 4 MP under-display camera (main display), 10 MP (cover display)
- Battery: 4400 mAh, 25W fast charging, wireless and reverse wireless charging
- Operating System: Android 12L (One UI 4.1.1)
- Dimensions (Unfolded): 155.1 x 130.1 x 6.3 mm
- Weight: 263 grams
- Water Resistance: IPX8 (up to 1.5 meters for 30 minutes)
Design and Build Quality
Aesthetics:
- Refined Design: The Galaxy Z Fold 4 retains the premium foldable design of its predecessors but with slight refinements. It features a more squared-off design, thinner bezels, and a more compact hinge, resulting in an overall sleeker appearance.
- Colors: Available in Phantom Black, Graygreen, Beige, and Burgundy (exclusive to Samsung’s online store).
Durability:
- Armor Aluminum Frame: The device features an Armor Aluminum frame, making it more durable while remaining lightweight.
- Gorilla Glass Victus+ Protection: Both the cover display and rear panel are protected with Gorilla Glass Victus+, offering enhanced scratch resistance.
- IPX8 Water Resistance: The phone is water-resistant, but dust resistance is still lacking, making it vulnerable to dust particles over time.
Ergonomics:
- Slimmer and Lighter: Samsung has slightly reduced the weight (263g vs. 271g of Z Fold 3), making the Fold 4 more comfortable to hold for extended periods, although it still feels bulky in comparison to traditional phones.
- One-Handed Usability: The narrow 6.2-inch cover display allows for basic one-handed use when folded, but the unfolded form requires two hands for optimal operation.
Overall, the Galaxy Z Fold 4 offers a robust and luxurious design that feels refined and premium. While it’s not a dramatic departure from its predecessor, the improvements in weight and durability make it more practical for everyday use.
Display
Specifications:
- Main Display: 7.6-inch Dynamic AMOLED 2X (2176 x 1812, 374 ppi)
- Cover Display: 6.2-inch Dynamic AMOLED 2X (2316 x 904, 120Hz)
- Refresh Rate: Both displays support a 120Hz adaptive refresh rate.
- Brightness: Peak brightness of 1200 nits for vibrant outdoor visibility.
Performance:
- Immersive Experience: The 7.6-inch main display offers an immersive experience for multitasking, gaming, and media consumption. Colors are rich, and blacks are deep, thanks to the AMOLED panel.
- Smooth Scrolling: The 120Hz adaptive refresh rate ensures smooth scrolling and responsive touch interaction on both the cover and main displays.
- Multitasking Features: Samsung has optimized the UI to take advantage of the larger display with features like split-screen multitasking, drag-and-drop between apps, and a taskbar for quick app switching.
- Under-Display Camera: The 4 MP under-display camera is less intrusive, but the image quality remains subpar compared to traditional selfie cameras.
In summary, the Galaxy Z Fold 4’s displays offer stunning visuals, fluid performance, and a unique multitasking experience, making it one of the most versatile screens on any smartphone today.
Performance
Hardware:
- Processor: Qualcomm Snapdragon 8+ Gen 1 (4nm), Octa-core
- RAM: 12 GB
- Storage: 256 GB, 512 GB, or 1 TB (UFS 3.1)
Performance Evaluation:
- Flagship-Level Speed: Powered by the latest Snapdragon 8+ Gen 1, the Z Fold 4 delivers top-tier performance, handling everything from intensive gaming to multitasking with ease.
- Heat Management: The device stays cool even during heavy workloads, with the improved heat dissipation system effectively managing thermal performance.
- Smooth Multitasking: Thanks to 12GB of RAM, the Fold 4 excels in multitasking, allowing multiple apps to run seamlessly without lag.
Benchmark Scores:
- Geekbench 5: Scores around 1300 (single-core) and 4100 (multi-core), placing it among the top-performing devices on the market.
In summary, the Galaxy Z Fold 4 offers exceptional performance, with the Snapdragon 8+ Gen 1 chip delivering fast, smooth operation for all tasks, from gaming to productivity.
Camera
The Samsung Galaxy Z Fold 4 features a versatile triple-camera setup along with under-display and cover display cameras for selfies.
Rear Cameras:
- Primary Lens: 50 MP wide lens (f/1.8, OIS)
- Ultra-Wide Lens: 12 MP ultra-wide (f/2.2, 123-degree field of view)
- Telephoto Lens: 10 MP telephoto (f/2.4, 3x optical zoom, OIS)
- Camera Features: Pro mode, Night mode, HDR10+ video recording, Super Steady video, 30x digital zoom
Front Cameras:
- Main Display: 4 MP under-display camera (f/1.8)
- Cover Display: 10 MP punch-hole camera (f/2.2)
Camera Performance:
- Daylight Photography: The 50 MP main camera delivers sharp, vibrant photos in well-lit conditions, with excellent dynamic range and color accuracy.
- Low-Light Photography: The Fold 4 performs well in low-light situations, thanks to Night Mode, which reduces noise and enhances brightness.
- Telephoto Lens: The 3x optical zoom and 30x digital zoom allow for high-quality zoomed-in shots, though the quality degrades at higher zoom levels.
- Selfies: The 10 MP cover camera produces better selfies than the under-display camera, which remains functional but not as sharp.
Video Recording:
- 4K at 60fps: The Fold 4 can record crisp and smooth 4K videos at 60 frames per second with excellent stabilization, making it ideal for content creators.
In summary, the Samsung Galaxy Z Fold 4’s camera setup is versatile and performs well across different lighting conditions, although the under-display camera still needs improvement.
Battery Life
Specifications:
- Battery Capacity: 4400 mAh
- Charging Options: 25W wired, 15W wireless, and reverse wireless charging
Performance:
- Full-Day Usage: The 4400 mAh battery provides solid battery life, lasting a full day with moderate to heavy usage, including multitasking and media consumption.
- Fast Charging: While the 25W fast charging isn’t the fastest available, it can charge the device from 0 to 50% in about 30 minutes.
- Wireless Charging: Supports up to 15W wireless charging, but this is slower compared to wired charging.
In summary, the battery life of the Galaxy Z Fold 4 is dependable, offering a full day’s use on a single charge with moderate usage. Fast charging is available, but it could be faster considering the phone’s premium nature.
Software
Operating System:
- OS: Android 12L (One UI 4.1.1)
- Future Updates: Guaranteed three major Android updates and four years of security patches.
User Experience:
- Optimized for Multitasking: Android 12L is optimized for large-screen devices like the Fold 4, with features like split-screen multitasking, drag-and-drop between apps, and a taskbar for easier app management.
- S Pen Support: The Z Fold 4 supports the S Pen (sold separately), offering additional functionality for note-taking and drawing.
Overall, Samsung’s software on the Galaxy Z Fold 4 enhances the multitasking experience, providing a seamless and intuitive interface tailored for productivity.
Pros & Cons
Pros:
- Innovative Foldable Design: The Z Fold 4 offers a unique foldable design that enhances multitasking and media consumption.
- Excellent Displays: Both the main and cover displays offer stunning visuals with a 120Hz refresh rate and bright AMOLED panels.
- Flagship Performance: Powered by the Snapdragon 8+ Gen 1, the phone delivers fast and smooth performance.
- Versatile Camera Setup: The triple-camera system performs well in various lighting conditions, offering excellent photo and video quality.
- Water Resistance: IPX8 rating for water resistance adds durability to the foldable device.
Cons:
- Expensive Price Tag: The Galaxy Z Fold 4 is expensive, making it less accessible to the average consumer.
- Bulky Form Factor: Even with its reduced weight, the Fold 4 is still bulky compared to traditional smartphones.
- Under-Display Camera: The under-display camera quality is still subpar compared to other front-facing cameras.
- Limited Dust Resistance: The device lacks dust resistance, which could impact long-term durability in dusty environments.
Conclusion: The Samsung Galaxy Z Fold 4 is an impressive device, offering innovative technology, excellent performance, and a versatile camera setup. While it remains expensive and bulky, the Fold 4 is perfect for users who prioritize productivity, multitasking, and cutting-edge design. With improved durability and an optimized user interface, this foldable device stands out in a crowded market, continuing Samsung’s dominance in the foldable smartphone segment.
Review
Disclaimer Note
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