The Samsung Galaxy Z Fold4 refines the foldable formula with Snapdragon 8+ Gen 1, 3x optical zoom, IPX8 water resistance, and a 7.6-inch 120Hz AMOLED display in a marginally slimmer, lighter package.
The Samsung Galaxy Z Fold4 256 GB represents Samsung's most polished foldable smartphone at its 2022 launch, refining nearly every aspect of the Z Fold3 while adding meaningful new capabilities. The transition from Snapdragon 888 to the Snapdragon 8+ Gen 1 brings noticeably better thermal performance and improved efficiency alongside raw speed gains. The addition of 3x optical zoom — a first for the Fold line — upgrades the camera system significantly, and the marginally slimmer profile at 14.2mm (versus the Fold3's 14.4mm) and reduced weight of 263g versus 271g reflect Samsung's ongoing refinement of the form factor.
The 7.6-inch Foldable Dynamic AMOLED 2X display with 1812 x 2176 resolution and 373 PPI continues to deliver Samsung's best-in-class screen technology on a canvas that transforms the phone into a tablet. IPX8 water resistance carries over from the Fold3, ensuring the device handles real-world conditions reliably. Dual Nano-SIM plus eSIM support gives global travelers maximum connectivity flexibility — an upgrade over the Fold3's single Nano-SIM configuration.
Available at $1,799.99 outright on Straight Talk, the Z Fold4 occupies the same premium price tier as its predecessor while delivering measurable improvements across performance, camera, and battery life. For buyers considering the foldable category, the Fold4 represents the refinement and maturity that makes it a practical daily driver rather than a conversation piece.
The Samsung Galaxy Z Fold4 256 GB features a 7.6-inch Foldable Dynamic AMOLED 2X display with a resolution of 1812 x 2176 pixels and a pixel density of 373 PPI. The panel runs at a 120Hz adaptive refresh rate for smooth scrolling and touch responsiveness throughout. Samsung's AMOLED technology delivers the deep blacks, rich colors, and high contrast ratio that makes the large inner display an exceptional surface for productivity, media, and creative work alike.
The cover display provides convenient access to notifications, calls, and quick actions without unfolding the device, handling folded-state interactions efficiently. Together, the two-screen system gives the Fold4 a flexibility that conventional smartphones simply cannot offer, with the inner display's tablet-class size enabling genuine multitasking, split-screen workflows, and an immersive viewing experience for media consumption.
The Samsung Galaxy Z Fold4 256 GB brings a significantly improved camera system compared to its predecessor, with a 12MP main rear camera, a second rear camera lens, a 10MP front-facing camera on the cover display, and 3x optical zoom — the first time true optical zoom appeared in the Galaxy Z Fold lineup. Alongside 30x digital zoom, this makes the Fold4 a genuinely capable versatile camera system, covering wide, standard, and telephoto perspectives with authentic optical magnification.
An under-display camera sits behind the inner foldable screen, keeping the full 7.6-inch display free of cutouts for an uninterrupted viewing experience. The camera system supports full video recording and brings Samsung's computational photography processing to both shooting configurations, making it as capable as any Samsung flagship camera of its era.
The Samsung Galaxy Z Fold4 256 GB is rated for 37 hours of 3G talk time and 295 hours and 12 minutes of standby — a meaningful improvement over the Z Fold3's 33-hour talk time. The Snapdragon 8+ Gen 1's improved power efficiency is a key contributor to this gain. Fast charging support keeps recovery time short when the battery runs low — essential for a power-user device that earns its keep through all-day intensive use.
The Galaxy Z Fold4 runs on the Qualcomm Snapdragon 8+ Gen 1 built on a 4nm process — a significant step forward from the Fold3's Snapdragon 888. The octa-core configuration features a prime Cortex-X2 core at 3.19 GHz, three Cortex-A710 performance cores at 2.75 GHz, and four efficiency cores at 1.80 GHz, paired with the Adreno 730 GPU. This chip runs notably cooler and more efficiently than the Snapdragon 888, addressing one of the Z Fold3's primary criticisms while delivering faster raw performance. With 12 GB of RAM, the Fold4 handles intensive multitasking, gaming, and productivity workflows without hesitation or thermal throttling under normal use.
The Samsung Galaxy Z Fold4 comes with 256 GB of internal storage, providing ample space for a large app library, extensive media collections, and productivity files. The tablet-like nature of the device encourages heavy use — multitasking across multiple apps, storing large documents, and maintaining a substantial photo and video library — and 256 GB supports those habits comfortably. Storage is not expandable via microSD card, so the 256 GB fixed allocation is the complete storage envelope for the device's lifetime.
The Samsung Galaxy Z Fold4 features stereo speakers that deliver an immersive audio experience complementing the expansive 7.6-inch inner display. The stereo configuration provides spatial audio separation for media consumption, gaming, and video calls, making the Fold4's tablet mode as enjoyable for the ears as it is for the eyes. The speakers are tuned to complement the large display's media use cases and deliver noticeably fuller audio than single-speaker alternatives in the premium segment.
The Samsung Galaxy Z Fold4 includes both fingerprint recognition and face recognition biometric authentication. The side-mounted fingerprint sensor is integrated into the power button, providing fast and reliable access whether the device is folded or open flat in tablet mode. Face recognition offers an additional convenient unlock method. Both biometric systems work reliably across the device's two primary use modes, ensuring seamless security without friction regardless of how you're holding the device.
The Samsung Galaxy Z Fold4 256 GB carries an IPX8 water resistance rating, continuing the durability milestone established by the Z Fold3. IPX8 certifies the device for submersion in up to 1.5 meters of water for 30 minutes, protecting against accidental drops in water, rain, and splashes. This rating applies to the full device including the flexible hinge mechanism, demonstrating Samsung's continued refinement of foldable durability engineering across generations.