Samsung
Galaxy Z Fold8 Ultra vs 15
Device summary
OnePlus
15
Full specifications
| Basic information | ||
|---|---|---|
| Release year | 2026 | 2025 |
| Starting price | $2,100 | $900 |
| Display size | 8-inch | 6.8-inch |
| Dimensions | 72.8 mm × 158.4 mm × 8.9 mm | 76.7 mm × 161.4 mm × 8.1 mm |
| Weight | 215 g | 211 g |
| Front material | Corning Gorilla Glass Ceramic 3 | — |
| Back material | Corning Gorilla Glass Victus 2 | — |
| Display | ||
| Cover display size | 6.5" | — |
| Display technology | Dynamic AMOLED 2X | LTPO AMOLED |
| Cover display technology | Dynamic AMOLED 2X | — |
| Resolution | 2504 × 2256 | — |
| Cover resolution | 2520 × 1080 | — |
| Refresh rate | 120 Hz | 165 Hz |
| Cover refresh rate | 120 Hz | — |
| Peak brightness | 3000 nits | — |
| Protection | Flex Titanium (main) | — |
| Performance | ||
| Chipset | Snapdragon 8 Elite Gen 5 for Galaxy | Snapdragon 8 Elite Gen 5 |
| RAM | 12 GB, 16 GB | 12 GB, 16 GB |
| Storage | 256 GB, 512 GB, 1024 GB | 256 GB, 512 GB |
| Expandable storage | No | — |
| Cameras | ||
| Main camera | Wide · 200 MP · ƒ/1.7 · 2x Optical Quality Zoom · OIS | Wide · 50 MP · OIS |
| Ultra-wide camera | Ultra Wide · 50 MP · ƒ/1.9 | Ultra Wide · 50 MP |
| Telephoto camera | Telephoto · 10 MP · ƒ/2.4 · 3x Optical Zoom · OIS | Telephoto · 50 MP · 3.5x optical zoom · OIS |
| Front cameras | Cover selfie · 10 MP · ƒ/2.2; Inner selfie · 10 MP · ƒ/2.2 | Front · 32 MP |
| Video recording | — | 4K at 60 fps |
| Battery & charging | ||
| Typical capacity | 5000 mAh | — |
| Rated capacity | 4854 mAh | — |
| Wired charging | 45 W | 80 W |
| Wireless charging | 20 W | 50 W |
| Charging standard | 45W wired charging, Fast Wireless Charging 20W, Wireless PowerShare | — |
| Battery capacity | — | 7300 mAh |
| Battery type | — | Silicon NanoStack |
| Connectivity | ||
| Cellular | 5G, LTE | 5G, LTE |
| Wi‑Fi | Wi‑Fi 7 | Wi‑Fi 7 |
| Bluetooth | Bluetooth 6.0 | — |
| USB | USB‑C | — |
| Build & durability | ||
| Frame | Armor Aluminum | — |
| Ingress protection | IP48 | — |
Basic information
Release year
- Galaxy Z Fold8 Ultra
- 2026
- 15
- 2025
Starting price
- Galaxy Z Fold8 Ultra
- $2,100
- 15
- $900
Display size
- Galaxy Z Fold8 Ultra
- 8-inch
- 15
- 6.8-inch
Dimensions
- Galaxy Z Fold8 Ultra
- 72.8 mm × 158.4 mm × 8.9 mm
- 15
- 76.7 mm × 161.4 mm × 8.1 mm
Weight
- Galaxy Z Fold8 Ultra
- 215 g
- 15
- 211 g
Front material
- Galaxy Z Fold8 Ultra
- Corning Gorilla Glass Ceramic 3
- 15
- —
Back material
- Galaxy Z Fold8 Ultra
- Corning Gorilla Glass Victus 2
- 15
- —
Display
Cover display size
- Galaxy Z Fold8 Ultra
- 6.5"
- 15
- —
Display technology
- Galaxy Z Fold8 Ultra
- Dynamic AMOLED 2X
- 15
- LTPO AMOLED
Cover display technology
- Galaxy Z Fold8 Ultra
- Dynamic AMOLED 2X
- 15
- —
Resolution
- Galaxy Z Fold8 Ultra
- 2504 × 2256
- 15
- —
Cover resolution
- Galaxy Z Fold8 Ultra
- 2520 × 1080
- 15
- —
Refresh rate
- Galaxy Z Fold8 Ultra
- 120 Hz
- 15
- 165 Hz
Cover refresh rate
- Galaxy Z Fold8 Ultra
- 120 Hz
- 15
- —
Peak brightness
- Galaxy Z Fold8 Ultra
- 3000 nits
- 15
- —
Protection
- Galaxy Z Fold8 Ultra
- Flex Titanium (main)
- 15
- —
Performance
Chipset
- Galaxy Z Fold8 Ultra
- Snapdragon 8 Elite Gen 5 for Galaxy
- 15
- Snapdragon 8 Elite Gen 5
RAM
- Galaxy Z Fold8 Ultra
- 12 GB, 16 GB
- 15
- 12 GB, 16 GB
Storage
- Galaxy Z Fold8 Ultra
- 256 GB, 512 GB, 1024 GB
- 15
- 256 GB, 512 GB
Expandable storage
- Galaxy Z Fold8 Ultra
- No
- 15
- —
Cameras
Main camera
- Galaxy Z Fold8 Ultra
- Wide · 200 MP · ƒ/1.7 · 2x Optical Quality Zoom · OIS
- 15
- Wide · 50 MP · OIS
Ultra-wide camera
- Galaxy Z Fold8 Ultra
- Ultra Wide · 50 MP · ƒ/1.9
- 15
- Ultra Wide · 50 MP
Telephoto camera
- Galaxy Z Fold8 Ultra
- Telephoto · 10 MP · ƒ/2.4 · 3x Optical Zoom · OIS
- 15
- Telephoto · 50 MP · 3.5x optical zoom · OIS
Front cameras
- Galaxy Z Fold8 Ultra
- Cover selfie · 10 MP · ƒ/2.2; Inner selfie · 10 MP · ƒ/2.2
- 15
- Front · 32 MP
Video recording
- Galaxy Z Fold8 Ultra
- —
- 15
- 4K at 60 fps
Battery & charging
Typical capacity
- Galaxy Z Fold8 Ultra
- 5000 mAh
- 15
- —
Rated capacity
- Galaxy Z Fold8 Ultra
- 4854 mAh
- 15
- —
Wired charging
- Galaxy Z Fold8 Ultra
- 45 W
- 15
- 80 W
Wireless charging
- Galaxy Z Fold8 Ultra
- 20 W
- 15
- 50 W
Charging standard
- Galaxy Z Fold8 Ultra
- 45W wired charging, Fast Wireless Charging 20W, Wireless PowerShare
- 15
- —
Battery capacity
- Galaxy Z Fold8 Ultra
- —
- 15
- 7300 mAh
Battery type
- Galaxy Z Fold8 Ultra
- —
- 15
- Silicon NanoStack
Connectivity
Cellular
- Galaxy Z Fold8 Ultra
- 5G, LTE
- 15
- 5G, LTE
Wi‑Fi
- Galaxy Z Fold8 Ultra
- Wi‑Fi 7
- 15
- Wi‑Fi 7
Bluetooth
- Galaxy Z Fold8 Ultra
- Bluetooth 6.0
- 15
- —
USB
- Galaxy Z Fold8 Ultra
- USB‑C
- 15
- —
Build & durability
Frame
- Galaxy Z Fold8 Ultra
- Armor Aluminum
- 15
- —
Ingress protection
- Galaxy Z Fold8 Ultra
- IP48
- 15
- —
Key differences
The most meaningful measured gaps in size and weight — not an overall winner.
Width
15
3.9 mm wider
Height
15
3 mm taller
Thickness
15
0.8 mm thinner
Weight
15
4 g lighter · minor difference
User Experience Summary
15
Strengths
- Refined flagship package with fast wired and wireless charging
- Strong battery endurance and alert-slider practicality
- Improved Hasselblad consistency after launch software updates
Compromises
- Incremental for OnePlus 13 owners at many launch prices
- 76.67 mm width — no ergonomic generational improvement
- Ultrawide still behind main and telephoto