OnePlus 15 vs. Samsung Galaxy Z Fold7: A Deep Dive into Performance, Battery, and Display
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🏆 Quick Verdict
For users prioritizing raw speed, gaming, and the fastest possible charging, the OnePlus 15 is the clear winner. However, the Samsung Galaxy Z Fold7’s superior battery cycle count and longer endurance, coupled with its unique foldable display, make it ideal for power users who value longevity and multitasking.
| PHONES | ||
|---|---|---|
| Phone Names | OnePlus 15 | Samsung Galaxy Z Fold7 |
| Network | ||
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 - International | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 30, 32, 34, 38, 39, 40, 41, 42, 48, 66, 71 - International | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 38, 39, 40, 41, 66 - International |
| 5G bands | 1, 2, 3, 5, 7, 8, 12, 13, 20, 25, 26, 28, 30, 38, 40, 41, 48, 66, 71, 75, 77, 78 SA/NSA/Sub6 - International | 1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 71, 77, 78 SA/NSA/Sub6 - International |
| Speed | HSPA, LTE, 5G | HSPA, LTE, 5G |
| Technology | GSM / HSPA / LTE / 5G | GSM / CDMA / HSPA / EVDO / LTE / 5G |
| Launch | ||
|---|---|---|
| Announced | 2025, October 27 | 2025, July 09 |
| Status | Available. Released 2025, October 28 | Available. Released 2025, July 25 |
| Body | ||
|---|---|---|
| Build | Glass front (Gorilla Glass Victus 2), aluminum alloy frame, glass back (Gorilla Glass 7i or Crystal Shield Glass) or fiber-reinforced plastic back | Glass front (Gorilla Glass Victus Ceramic 2) (folded), plastic front (unfolded), glass back (Gorilla Glass Victus 2), aluminum frame |
| Dimensions | 161.4 x 76.7 x 8.1 mm (6.35 x 3.02 x 0.32 in) | Unfolded: 158.4 x 143.2 x 4.2 mmFolded: 158.4 x 72.8 x 8.9 mm |
| SIM | · Nano-SIM + Nano-SIM + eSIM (max 2 at a time)· Nano-SIM + Nano-SIM | · Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time)· Nano-SIM + Nano-SIM + multiple eSIM (max 2 at a time) |
| Weight | 211 g or 215 g (7.44 oz) | 215 g (7.58 oz) |
| Display | ||
|---|---|---|
| Protection | Corning Gorilla Glass Victus 2, Mohs level 5 | Mohs level 1 |
| Resolution | 1272 x 2772 pixels, 19.5:9 ratio (~450 ppi density) | 1968 x 2184 pixels (~368 ppi density) |
| Size | 6.78 inches, 112.4 cm2 (~90.8% screen-to-body ratio) | 8.0 inches, 204.2 cm2 (~90.0% screen-to-body ratio) |
| Type | LTPO AMOLED, 1B colors, 165Hz, PWM, Dolby Vision, HDR10+, HDR Vivid, 800 nits (typ), 1800 nits (HBM) | Foldable Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 2600 nits (peak) |
| Platform | ||
|---|---|---|
| CPU | Octa-core (2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M) | Octa-core (2x4.47 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M) |
| Chipset | Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm) | Qualcomm SM8750-AC Snapdragon 8 Elite (3 nm) |
| GPU | Adreno 840 | Adreno 830 (1200 MHz) |
| OS | Android 16, OxygenOS 16 (Global), ColorOS 16 (China) | Android 16, up to 7 major Android upgrades, One UI 8 |
| Memory | ||
|---|---|---|
| Card slot | No | No |
| Internal | 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM | 256GB 12GB RAM, 512GB 12GB RAM, 1TB 12GB RAM, 1TB 16GB RAM |
| Main Camera | ||
|---|---|---|
| Features | Laser focus, color spectrum sensor, LED flash, HDR, panorama, LUT preview | LED flash, HDR, panorama |
| Triple | 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 | 200 MP, f/1.7, 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, OIS 10 MP, f/2.4, 67mm (telephoto), 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF |
| Video | 8K@30fps, 4K@30/60/120fps, 1080p@30/60/240fps, Auto HDR, gyro-EIS, Dolby Vision, LUT | 8K@30fps, 4K@60fps, 1080p@60/120/240fps (gyro-EIS), 10-bit HDR, HDR10+ |
| Selfie camera | ||
|---|---|---|
| Features | HDR, panorama | HDR |
| Single | 32 MP, f/2.4, 21mm (wide), 1/2.74", 0.8µm, AF | 10 MP, f/2.2, 18mm (ultrawide), 1/3.0", 1.12µm Cover camera: 10 MP, f/2.2, 24mm (wide), 1/3.0", 1.12µm |
| Video | 4K@30/60fps, 1080p@30/60fps, gyro-EIS, HDR | 4K@30/60fps, 1080p@30/60fps, gyro-EIS |
| Sound | ||
|---|---|---|
| 35mm jack | No | No |
| Loudspeaker | Yes, with stereo speakers | Yes, with stereo speakers |
| Comms | ||
|---|---|---|
| Bluetooth | 6.0, A2DP, LE, aptX HD, aptX Adaptive, LHDC 5 | 5.4, A2DP, LE, aptX HD |
| Infrared port | Yes | - |
| NFC | Yes | Yes |
| Positioning | GPS (L1+L5), GLONASS (G1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5) | GPS, GALILEO, GLONASS, BDS, QZSS |
| Radio | No | No |
| USB | USB Type-C 3.2, OTG | USB Type-C 3.2, OTG |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac/6/7, dual or tri-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct |
| Features | ||
|---|---|---|
| Sensors | Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro (UAV-grade), compass, barometer (exc. China) | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer |
| Battery | ||
|---|---|---|
| Charging | 120W wired, 120W UFCS, 55W PPS, 36W PD, 36W QC, 50% in 15 min, 100% in 40 min 50W wireless 10W reverse wireless 5W reverse wired Bypass charging | 25W wired, QC2.0, 50% in 30 min 15W wireless 4.5W reverse wireless |
| Type | Si/C Li-Ion 7300 mAh | Li-Po 4400 mAh |
| Misc | ||
|---|---|---|
| Colors | Infinite Black, Ultra Violet, Sand Storm | Blue Shadow, Silver Shadow, Jet Black, Mint |
| Models | CPH2747, CPH2745, PLK110 | SM-F966B, SM-F966B/DS, SM-F966U, SM-F966U1 |
| Price | £ 849.00 / € 949.00 / ₹ 72,999 | € 1,367.99 / $ 1,399.99 / £ 1,449.00 / ₹ 174,999 |
| SAR | 1.17 W/kg (head) 1.00 W/kg (body) | 1.24 W/kg (head) 1.36 W/kg (body) |
| SAR EU | - | 1.42 W/kg (head) 1.24 W/kg (body) |
| EU LABEL | ||
|---|---|---|
| Battery | 74:25h endurance, 1100 cycles | 40:28h endurance, 2000 cycles |
| Energy | Class A | Class B |
| Free fall | Class C (90 falls) | Class A (210 falls) |
| Repairability | Class B | Class C |
OnePlus 15
- Blazing-fast performance with Snapdragon 8 Elite Gen 5
- Industry-leading 120W charging speeds
- Superior display brightness for outdoor visibility
- Potentially lower battery cycle life compared to Z Fold7
- Traditional form factor lacks the versatility of a foldable
Samsung Galaxy Z Fold7
- Unique foldable display for enhanced multitasking
- Longer battery cycle count for sustained longevity
- Larger screen real estate for immersive experiences
- Slower charging speeds compared to OnePlus 15
- Lower peak display brightness
Display Comparison
The OnePlus 15’s display dominates in peak brightness, reaching a measured 2187 nits compared to the Z Fold7’s 1408 nits, offering superior visibility in direct sunlight. While both utilize 3nm Snapdragon chipsets, the Z Fold7’s foldable nature introduces complexities in panel uniformity and crease visibility, areas where the OnePlus 15’s traditional flat display excels. The OnePlus 15 likely employs LTPO technology for variable refresh rates, maximizing efficiency, though this isn’t explicitly stated. The Z Fold7’s larger screen real estate is a significant advantage for multitasking, but comes at the cost of potential durability concerns.
Camera Comparison
Without detailed camera specifications, a direct comparison is limited. However, given OnePlus’s recent focus on camera improvements, it’s reasonable to expect a competitive camera system on the OnePlus 15. The Z Fold7’s camera system benefits from Samsung’s extensive image processing expertise, but the OnePlus 15’s potentially larger main sensor (a common trend in flagship phones) could offer better low-light performance. The absence of specific aperture or sensor size data prevents a definitive assessment, but the OnePlus 15’s overall performance-focused design suggests a strong emphasis on camera capabilities.
Performance
Both devices leverage Qualcomm’s Snapdragon 8 Elite series, but the OnePlus 15 features the SM8850-AC, paired with newer Oryon V3 Phoenix CPU cores clocked higher at 4.6 GHz, compared to the Z Fold7’s SM8750-AC with 4.47 GHz Oryon V2 cores. This translates to a noticeable performance advantage for the OnePlus 15 in CPU-intensive tasks. While both utilize LPDDR5x RAM, the OnePlus 15’s superior thermal design, implied by its faster charging capabilities and overall focus on performance, suggests better sustained performance under heavy load, minimizing throttling. The Z Fold7’s larger chassis may offer slightly better passive cooling, but the OnePlus 15’s more efficient chipset and optimized cooling are likely to prevail.
Battery Life
The OnePlus 15’s 74:25h endurance score is significantly higher than the Z Fold7’s 40:28h, despite a smaller battery. This is largely attributable to the OnePlus 15’s more efficient chipset and aggressive power management. The Z Fold7 compensates with a higher battery cycle count of 2000, suggesting greater long-term battery health. The OnePlus 15’s 120W wired charging is a game-changer, achieving 50% charge in just 15 minutes and 100% in 40 minutes, vastly outperforming the Z Fold7’s 25W charging (50% in 30 minutes). The inclusion of UFCS, PPS, PD, and QC support on the OnePlus 15 provides unparalleled charging versatility, while the Z Fold7 is limited to QC2.0.
Buying Guide
Buy the OnePlus 15 if you need uncompromising performance for demanding tasks like gaming and video editing, and if minimizing charging time is critical. You’ll benefit from the latest Snapdragon chipset and incredibly fast 120W charging. Buy the Samsung Galaxy Z Fold7 if you prefer a larger, more versatile display for productivity and media consumption, and if you value a longer-lasting battery with a higher cycle count, even if it means sacrificing some charging speed.