Samsung Galaxy Z Flip4 Review: Unfolding Innovation

Samsung Galaxy Z Flip4

Overview

The Samsung Galaxy Z Flip4 is a clamshell foldable smartphone unveiled on August 10, 2022, and released globally on August 26, 2022Samsung. As the third iteration of Samsung’s vertical flip foldable line, it builds on the Z Flip3 with a larger battery, faster charging, enhanced camera low‑light performance, more customizable cover screen, and a more durable hinge and frame. It targets style‑forward users seeking a compact, fashion‑focused foldable that blends portability with flagship performance, running Android 12 (One UI 4.1) at launch and upgradable to Android 14 (One UI 6.0)Samsung.

Key Technical Specifications

Category	Details
Displays	– Cover: 1.9‑inch Super AMOLED, 260×512, Gorilla Glass Victus- Main (Unfolded): 6.7‑inch Dynamic AMOLED 2X, 2640×1080, 22:9, up to 1200 nits, 120Hz adaptive refresh rate, Gorilla Glass Victus
Processor	Qualcomm Snapdragon 8+ Gen 1 for Galaxy (4nm, octa‑core: 3.18GHz + 2.7GHz + 2GHz)
Memory & Storage	8GB/12GB LPDDR5 RAM; 128GB/256GB/512GB UFS 3.1 storage (non‑expandable)
Camera System	– Rear Dual: 12MP wide (f/1.8, Dual Pixel AF, OIS); 12MP ultrawide (f/2.2, 123° FOV)- Front: 10MP (f/2.4, under‑display hole‑punch)
Design & Durability	Clamshell foldable; IPX8 water resistance; Armor Aluminum frame; dual‑track hinge; Folded: 84.9×71.9×15.9–17.1mm; Unfolded: 165.2×71.9×6.9mm; Weight: 187g
Battery & Charging	3700mAh dual‑cell (typical); 25W Super Fast wired (50min to 100%); 15W Fast wireless; 4.5W reverse wireless
Connectivity	5G Sub‑6 GHz; Wi‑Fi 6E; Bluetooth 5.3; NFC; UWB; USB‑C 3.2 Gen 1; GPS/GLONASS/Beidou/Galileo/QZSS
Biometrics & Sensors	Side‑mounted fingerprint sensor; Accelerometer, Barometer, Gyro, Geomagnetic, Hall, Light, Proximity sensors

Core Features & Innovations

1. Dual Displays & Customization

Cover Screen: 1.9‑inch panel with enhanced widgets (clock, notifications, music control) and third‑party app support (e.g., WhatsApp, Spotify) for quick interactions without unfoldingSamsung.
Main Display: 6.7‑inch 120Hz Dynamic AMOLED 2X delivers smooth scrolling, vivid colors, and 1200 nits peak brightness for outdoor visibility.
Bespoke Edition: Customizable front/back panels and frames in multiple color combinations (e.g., Yellow, White, Navy) for personalized stylingSamsung.

2. Camera & Flex Mode

Rear Cameras: Improved 12MP wide sensor with larger pixels and OIS for better low‑light shots; 12MP ultrawide for landscapes/group photosSamsung.
Flex Mode: Fold the phone at 90° to use the main display as a mini‑tablet—ideal for hands‑free video calls, photo composition, or media playback with a stable base. More third‑party apps (e.g., TikTok, YouTube) optimized for this mode vs. Z Flip3Samsung.

3. Performance & Battery

Processor: Snapdragon 8+ Gen 1 for Galaxy offers faster speeds and better thermal efficiency than the Z Flip3’s Snapdragon 888.
Battery: 3700mAh dual‑cell (up from 3300mAh in Z Flip3) with 25W wired charging (40% faster than Z Flip3’s 15W) and 15W wireless chargingSamsung.

4. Durability & Build

Armor Aluminum Frame: Tougher than Z Flip3’s frame, improving drop/scratch resistance.
IPX8 Water Resistance: Withstands up to 1.5m water for 30 minutes.
Dual‑Track Hinge: Smooth folding/unfolding with reduced dust ingress, extending hinge lifespan.

Market Reception & Legacy

The Z Flip4 was a commercial hit, dominating the clamshell foldable segment with strong sales driven by its compact form, customizable design, and Flex Mode versatility. It was praised for its improved battery life, faster charging, and better low‑light camera performance, solidifying Samsung’s lead in the mainstream foldable market. Its legacy lies in popularizing the clamshell foldable form factor, making foldables more accessible to style‑conscious users, and setting a template for subsequent Z Flip5/6 models.