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Samsung Galaxy Z Fold3 5G

8.1/10 UpPhone score

The Samsung Galaxy Z Fold3 5G is a pioneering foldable Android phone with a 7.6-inch 120Hz Dynamic AMOLED 2X display, Snapdragon 888, IPX8 water resistance, and 5G in a pocket-sized fold.

Cheapest plan with this phone
$75.00/mo
Straight Talk
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Or buy outright: $1,799.99
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Screen
7.6"
Chip
Qualcomm SM8350 Snapdragon 888 5G (5 nm)
Camera
12 MP
Battery
288 hours
Water
IPX8 water resistant (up to 1.5m for 30 min) Armor aluminum frame Stylus support
The verdict, & two little voices

Should you actually get the Samsung Galaxy Z Fold3 5G?

The editor weighs in — flanked by the optimist on her shoulder and the cynic on the other.
UP
Our takeEditorial
The Samsung Galaxy Z Fold3 5G is a genuinely impressive piece of engineering that makes the most sense for a specific type of power user: someone who actively wants a tablet-class screen in a phone-sized package and accepts the size, weight, and price trade-offs that come with it. The 7.6-inch 120Hz AMOLED display is spectacular for productivity and media, the Snapdragon 888 with 12 GB RAM handles any task with ease, and the IPX8 rating was a real milestone for foldable durability. The compromises are equally real: nearly 10 ounces of weight, 14.4mm folded thickness, and a $1,799.99 price tag that demands a clear use case justification. The visible crease on the inner display is real, the Snapdragon 888 can run warm, and the lack of expandable storage limits flexibility. For executives, content creators, and multitaskers who genuinely need a device that doubles as a phone and tablet — this delivers convincingly. For everyone else, a conventional flagship at a third of the price is the smarter call.
UpPhone Team
The Optimist
“THE SAMSUNG GALAXY Z FOLD3 IS NOT A PHONE — IT IS THE FUTURE FOLDED IN HALF AND PUT IN YOUR POCKET! A 7.6-inch 120Hz AMOLED 2X tablet that becomes a phone! IPX8 WATER RESISTANT on a FOLDABLE display — the engineers at Samsung are absolute WIZARDS! Snapdragon 888, 12 gigs of RAM, 256 gigs of storage, Bluetooth 5.2, Wi-Fi 6, 5G — this phone has EVERYTHING! It's the first foldable you can actually take near water without having a heart attack! You can run multiple apps side by side on that glorious tablet screen and then fold it up and slip it in your pocket like a completely normal human being. 33 hours of talk time! This is the phone that proves humanity's technology is AHEAD OF SCHEDULE. Every single person who sees you open this phone will want to be your friend. The Z Fold3 is art. It is science. It is a miracle.”
— the angel on your shoulder
The Cynic
“Oh, the Samsung Galaxy Z Fold3 5G — or as your chiropractor calls it, "the neck-strain device." Eighteen hundred dollars for a phone that weighs 9.6 ounces and is 14.4 millimeters thick when folded. You'll need a crane to lift it! The Snapdragon 888 runs hot enough to fry an egg — Samsung's engineers knew it ran spicy. And congratulations on your IPX8 rating — you can dunk a phone with a CREASE DOWN THE MIDDLE into water! That crease in the inner display, by the way, is permanent, visible, and front and center every single time you unfold it. You paid nearly two grand to stare at a fold line all day. No expandable storage, one prepaid carrier option, and an S Pen that costs extra. The Z Fold3 is peak "solution in search of a problem." Unless your problem is having too much money — in which case, solved!”
— the devil in your other ear
Our take

The Samsung Galaxy Z Fold3 5G is a pioneering foldable Android phone with a 7.6-inch 120Hz Dynamic AMOLED 2X display, Snapdragon 888, IPX8 water resistance, and 5G in a pocket-sized fold.

The Samsung Galaxy Z Fold3 5G represents a landmark achievement in smartphone engineering: a device that unfolds from a standard-width phone into a 7.6-inch tablet-class Dynamic AMOLED 2X display running at 120Hz. Released in August 2021, it was the first foldable smartphone to achieve IPX8 water resistance — a milestone that addressed one of the primary concerns about the durability of flexible display technology. With 12 GB of RAM, the Snapdragon 888 5G processor, and 256 GB of storage, the Z Fold3 delivers flagship-tier performance alongside its transformative form factor.

What makes the Z Fold3 genuinely compelling is how Samsung refined the foldable experience from its predecessors. The hinge mechanism improved substantially, the cover display grew more usable, and the inclusion of S Pen support (sold separately) opened up tablet-style productivity in a pocketable package. The 7.6-inch inner display with 1768 x 2208 resolution and 372 PPI provides a rich, immersive canvas for multitasking, media consumption, and creative work that no conventional smartphone can match.

At $1,799.99 on Straight Talk, the Z Fold3 commands a premium price — but this is the device that proved foldable technology had matured into a practical daily driver rather than a novelty. For users who genuinely want a device that functions as both a phone and a tablet, the Galaxy Z Fold3 5G is one of the most capable dual-form devices ever made.

What we love
  • Massive 7.6-inch Foldable Dynamic AMOLED 2X display at 120Hz — a genuine tablet in your pocket
  • IPX8 water resistance — the first foldable smartphone to achieve this rating
  • Snapdragon 888 5G with 12 GB RAM delivers top-tier flagship performance
  • 5G connectivity with Wi-Fi 6 (802.11ax) for fast wireless performance
  • Fingerprint and face recognition biometric security
  • USB 3.2 Type-C for fast data transfer
  • Bluetooth 5.2 for modern wireless audio and accessories
  • 33-hour 3G talk time with 288-hour standby demonstrates solid battery endurance
What we don't
  • $1,799.99 outright price is a significant financial commitment
  • 14.4mm thickness when folded is noticeably bulkier than conventional smartphones
  • 271g (9.6 oz) weight is heavier than standard flagship phones
  • No expandable storage — 256 GB is the fixed allocation
  • Snapdragon 888 runs warm under sustained loads — a known characteristic of the chip
  • Available only through Straight Talk as a prepaid option

Full specifications

Display
Size7.6"
TypeFoldable Dynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (peak)
Resolution1768 x 2208 px
PPI374
Refresh120 Hz
Performance
ChipQualcomm SM8350 Snapdragon 888 5G (5 nm)
RAM12 GB
Storage256 GB
OSAndroid 15
Cellular5G
Camera
Rear camera12 MP
Rear camera 212 MP
Front camera4 MP
VideoYes
Battery
Standby288 hours
Talk time33 hours
Wireless charging25W wired | 11W wireless | 4.5W reverse wireless
Design
Dimensions158.2 x 128.1 x 6.4 mm
Weight271
ColorsPhantom Black, Phantom Silver, Phantom Green, Thom Browne Edition, Wooyoungmi Edition
Water ratingIPX8 water resistant (up to 1.5m for 30 min) Armor aluminum frame Stylus support
Form factorFoldable
Connectivity
Wi-FiWi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct
BluetoothYes, 5.2
NFCYes
USBUSB Type-C 3.2
Networks5G: 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6 - International | 4G: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 46, 48, 66 - Europe | 3G: HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | 2G: GSM 850 / 900 / 1800 / 1900
SIMNano-SIM + eSIM
Samsung Galaxy Z Fold3 5G on individual carriers

All 4 plans with Samsung Galaxy Z Fold3 5G

Carrier: Any ▾Lines: 1 ▾Sort: Lowest ▾
CarrierPlanDataTermMonthly
Straight Talk
Installments + Basic Unlimited
Unlimited
24-mo term
$75.00/mo
total $99.00 over term
Straight Talk
Installments + Straight Talk Silver Unlimited
10 GB
24-mo term
$75.00/mo
total $117.50 over term
Straight Talk
Installments + Straight Talk Gold Unlimited
15 GB
24-mo term
$75.00/mo
total $130.00 over term
Straight Talk
Installments + Straight Talk Platinum Unlimited
Unlimited
24-mo term
$75.00/mo
total $140.00 over term
All 4 plans with Samsung Galaxy Z Fold3 5G
FAQ

Frequently asked questions about the Samsung Galaxy Z Fold3 5G

What kind of display does the Samsung Galaxy Z Fold3 5G have?

The Samsung Galaxy Z Fold3 5G features a 7.6-inch Foldable Dynamic AMOLED 2X display with a resolution of 1768 x 2208 pixels and 372 PPI pixel density. The panel runs at a 120Hz adaptive refresh rate, delivering smooth scrolling and responsive touch interactions throughout. Samsung's AMOLED technology provides deep blacks, vivid colors, and high contrast that makes both productivity work and media consumption genuinely impressive on the tablet-sized inner screen.

There is also a cover display for use when the phone is folded, allowing for quick interactions without opening the device. The combination of the outer cover screen and the expansive inner display gives the Z Fold3 a versatility that no traditional smartphone form factor can replicate.

What kind of camera does the Samsung Galaxy Z Fold3 5G have?

The Samsung Galaxy Z Fold3 5G is equipped with a multi-camera system that includes a 12MP rear main camera alongside additional rear lenses, a 16MP front camera on the cover display for selfies and video calls, and an under-display camera built into the inner foldable screen. The under-display camera is a technological first for Samsung, allowing the inner display to remain uninterrupted by a notch or punch-hole cutout.

The rear camera system supports digital zoom and full video recording, with Samsung's computational photography capabilities throughout. For a device primarily designed as a productivity powerhouse and media tablet, the camera system is fully capable of handling everyday photography with the quality expected from a flagship-tier device.

What is the battery life of the Samsung Galaxy Z Fold3 5G?

The Samsung Galaxy Z Fold3 5G delivers impressive battery performance for its class, rated at 33 hours of 3G talk time and 288 hours — twelve full days — of standby time. Fast charging support means you can top up the device quickly when needed. For a device that functions as both phone and tablet, the battery holds up well across demanding mixed-use sessions involving multitasking, media, and productivity work.

What processor does the Samsung Galaxy Z Fold3 5G use?

The Galaxy Z Fold3 5G is powered by the Qualcomm Snapdragon 888 5G built on a 5nm process. The octa-core configuration features a prime core at 2.84 GHz, three performance cores at 2.42 GHz, and four efficiency cores at 1.80 GHz, paired with the Adreno 660 GPU. Alongside 12 GB of RAM, this configuration delivers top-tier performance for its generation — handling demanding multitasking, gaming, video editing, and the kind of productivity workflows that the large inner display invites with ease.

How much storage does the Samsung Galaxy Z Fold3 5G have?

The Samsung Galaxy Z Fold3 5G comes with 256 GB of internal storage, which is the standard configuration for this model. At 256 GB there is ample room for a large app library, extensive photo and video collections, and downloaded content for offline use. Storage is not expandable via microSD — the 256 GB is the full allocation, so users with very large media libraries should plan accordingly.

What kind of speakers does the Samsung Galaxy Z Fold3 5G have?

The Samsung Galaxy Z Fold3 5G features stereo speakers engineered to complement its large 7.6-inch display for an immersive audio experience. When used as a tablet for media consumption, the stereo speaker configuration provides directional audio and fuller sound than single-speaker alternatives, making the Z Fold3 a genuinely enjoyable media device for watching videos, listening to music, or taking calls on speakerphone.

Does the Samsung Galaxy Z Fold3 5G support fingerprint or face unlock?

The Samsung Galaxy Z Fold3 5G includes both fingerprint recognition and face recognition biometric authentication. The fingerprint sensor is integrated into the power button on the side of the device, providing fast and reliable unlocking whether the phone is folded or open. Face recognition offers an additional quick-unlock option. Together, these biometric methods provide convenient and secure access in a variety of lighting conditions and use cases.

Is the Samsung Galaxy Z Fold3 5G water-resistant?

The Samsung Galaxy Z Fold3 5G carries an IPX8 water resistance rating, making it the first foldable smartphone to achieve this certification. IPX8 means the device is rated for submersion in water up to 1.5 meters for 30 minutes. This was a landmark achievement for foldable technology, addressing longstanding concerns about the durability of flexible displays and hinge mechanisms in real-world conditions. The Z Fold3 can handle accidental submersion, rain, and splashes without damage under normal circumstances.

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