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In the checked US listings, the OnePlus 15 starts at $899.99 for 12GB/256GB, while the Samsung Galaxy Z Fold8 starts at $1,899.99 before trade-in—a $1,000 entry-price difference. The OnePlus is a conventional phone with a 6.78-inch screen and 7,300mAh battery; Samsung’s 201g book-style foldable has a 5.5-inch cover screen and a 7.6-inch inner screen. The choice is mainly between a lower-priced slab phone and a foldable with a larger working display, not a simple contest in which one spec makes the other obsolete.
OnePlus 15 vs Galaxy Z Fold8: key specifications
| Specification | OnePlus 15 | Samsung Galaxy Z Fold8 |
|---|---|---|
| US price in checked listings | $899.99 for 12GB/256GB; $999.99 for 16GB/512GB | Starting at $1,899.99 before trade-in |
| Design and displays | Conventional slab; 6.78-inch, 2772 × 1272 FHD+ display; adaptive 1–120Hz and up to 165Hz in gaming | Book-style foldable; 5.5-inch cover display and 7.6-inch main display; Samsung describes 10:16 folded and 4:3 unfolded aspect ratios |
| Weight | 211g or 215g, depending on color | 201g |
| Processor | Snapdragon 8 Elite Gen 5 | Snapdragon 8 Elite Gen 5 for Galaxy |
| Battery capacity | 7,300mAh | 4,800mAh |
| Rear cameras | Three 50MP cameras: main, 3.5× optical telephoto, and ultrawide | Two described 50MP rear cameras: wide and ultrawide |
| Storage and memory | 12GB/256GB or 16GB/512GB on the US launch page | 256GB, 512GB, or 1TB; Samsung India pairs 256GB/512GB with 12GB memory and 1TB with 16GB |
| Notable details | US launch page lists IP66/IP68/IP69/IP69K and says a charger is included | Samsung says it does not support S Pen or FlexMode; listed thickness is 4.5mm unfolded and 9.7mm folded |
Prices are snapshots of official US manufacturer listings checked October 7, 2026; prices and offers can change, and configurations vary by region. The Samsung memory mapping above comes from Samsung India and should not be assumed to describe every regional configuration. OnePlus US listing · Samsung US Galaxy Z Fold8 page · OnePlus global specifications
How large is the price difference?
At the entry configurations shown, the Fold8 costs $1,000 more than the OnePlus 15: $1,899.99 versus $899.99. That is a comparison of starting prices, not a final checkout quote. The OnePlus US page also lists a 16GB/512GB version at $999.99, but the available US price information does not establish a like-for-like Fold8 price for the same storage tier. Trade-ins, carrier offers, and promotions can change what a buyer pays.
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OnePlus 15: one uninterrupted phone display
The OnePlus has a single 6.78-inch screen, with a stated resolution of 2772 × 1272. Its adaptive refresh rate is listed as 1–120Hz, with up to 165Hz available in gaming. It is the more straightforward choice if you want a conventional phone display rather than a device that opens into a larger workspace.
#1 Best Overall
- World's First Snapdragon 8 Gen 5: Powered by the Snapdragon 8 Gen 5, plus a custom Wi-Fi chip and dedicated Touch Response chip, you get lightning-fast speeds, stable connections, and ultra-responsive touch control.
- Impossibly Smooth 165Hz Display: Experience extreme smoothness on a 165Hz, 1.5K flagship display powered by our 3200Hz Touch Response Chip for lightning-fast interactions.
- Our largest-ever 7,400mAh battery:Power up your day with 80W SUPERVOOC charging for power that last all day and beyond.
- Industry's Most Complete IP Ratings:Backed by the industry's most complete IP ratings, the OnePlus 15R doesn't even blink at dust storms, and shrugs off powerful water blasts.
- OxygenOS 16 delivers a faster, smoother, and more intuitive experience, with refined design, smarter features, and enhanced performance that keeps up with your day.
Galaxy Z Fold8: a cover screen plus an inner display
The Fold8 offers a 5.5-inch outer screen for folded use and a 7.6-inch main screen when opened. Samsung lists 10:16 folded and 4:3 unfolded aspect ratios. That design can make reading, viewing, or using apps side by side more practical, but it means choosing between the smaller cover display and opening the phone for the larger screen.
Weight, battery capacity, and charging
Samsung lists the Fold8 at 201g, compared with 211g or 215g for the OnePlus 15 depending on color. The OnePlus has the larger stated battery capacity, 7,300mAh against 4,800mAh. Capacity alone does not establish which phone lasts longer in everyday use; no comparable independent battery test is available here. Samsung’s claim of up to 26 hours of streaming is a manufacturer figure, not an independent test.
Charging figures are region-specific. The OnePlus global specifications list 120W wired and 50W wireless charging, while the US launch page lists 80W SUPERVOOC, up to 100W with a specified OnePlus adapter. Do not treat the global 120W figure as a US charging promise. The OnePlus US page says a charger is included; check the listing for the market and configuration you plan to buy.
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- 6.78 inches, LTPO AMOLED, 1B colors,1272 x 2772 pixels
- 512GB Storage, 16GB RAM
- Android 16, OxygenOS 16, Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm), Octa-core (2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M)
- Rear: 50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, multi-directional PDAF, OIS, 50 MP, f/2.8, 80mm (periscope telephoto), 1/2.76", 0.64µm, 3.5x optical zoom, PDAF, OIS, 50 MP, f/2.0, 16mm, 116˚ (ultrawide), 1/2.88", 0.61µm, PDAF, Front: 32 MP, f/2.4, 21mm (wide), 1/2.74", 0.8µm, AF
- 161.4 x 76.7 x 8.1 mm (6.35 x 3.02 x 0.32 in)
What the camera specifications do—and do not—show
The OnePlus lists three 50MP rear cameras, including a dedicated 3.5× optical telephoto camera alongside main and ultrawide cameras. Samsung describes two 50MP rear cameras, a wide and an ultrawide. This gives the OnePlus a specifically listed optical-zoom camera, but megapixel counts and camera configuration do not prove which phone takes better photos. No comparable independent camera testing is established here.
Fold8 features to check before buying
- No S Pen support: Samsung’s US product page says the Galaxy Z Fold8 does not support S Pen.
- No FlexMode: Samsung also says the Fold8 does not support FlexMode.
- Thickness: Samsung lists the device as 4.5mm unfolded and 9.7mm folded.
If pen input or FlexMode is essential to your routine, verify those limitations against your needs before choosing the Fold8. The OnePlus US launch page lists IP66/IP68/IP69/IP69K ratings; the comparison here does not establish equivalent Fold8 protection ratings.
Which phone should you choose?
- Choose the OnePlus 15 if your priorities are the lower listed US starting price, a conventional large display, higher stated battery capacity, or a dedicated 3.5× optical telephoto camera.
- Choose the Galaxy Z Fold8 if you specifically want a phone that opens into a 7.6-inch display and value that larger inner screen enough to accept the higher listed starting price and the stated lack of S Pen and FlexMode support.
These are specification-based trade-offs, not a performance verdict. The listed processors are related but differently named, and no comparative benchmark or hands-on camera or battery test is established here.
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Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.
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