Samsung Galaxy S26 Ultra vs OnePlus 15
It's close. Buy Samsung Galaxy S26 Ultra if you want better photos and the longest software support. Buy OnePlus 15 if you want longer battery life and to spend less.
The short answer
- CameraSamsung Galaxy S26 Ultra. Takes the better photos: camera score 9 out of 10, against 7.
- BatteryOnePlus 15. Lasts longer on a charge: battery score 10 out of 10, against 8. It has a 7300 mAh battery.
- SpeedIt's a tie
- UpdatesSamsung Galaxy S26 Ultra. 7 years of updates promised.
- PriceOnePlus 15. Costs 45% less.
Overall it's close, so pick the one that wins on what matters most to you.
Side by side
| Spec | Samsung Galaxy S26 Ultra | OnePlus 15 |
|---|---|---|
| Price | ₹1,54,999 | ₹85,999 |
| Launched | 25 February 2026 | 13 November 2025 |
| Software now | One UI 9 (Android 17), launched with One UI 8.5 (Android 16) | OxygenOS 16 (Android 16) (same as launch) |
| Rating | 8.6/10 | 8.8/10 |
| Battery | Lasts longer than last year's model and now charges much faster, to 75% in about 30 minutes. | Big 7300mAh battery easily lasts a full day and refills in about 40 minutes with the charger. |
| Camera | 200MP main camera plus 3x and 5x zoom cameras; very versatile, though not the very best Android camera. | Good main and zoom cameras, but photos are not as impressive as the best camera phones. |
| Speed | Extremely fast, though it slows down a bit during long heavy games. | Top-tier chip and a 165Hz screen make games and scrolling feel very fluid. |
| Catch | Expensive, small upgrade over the S25 Ultra, and the US price went up another $100 (about ₹9,500) in October 2026. | Camera quality is a step behind rivals, the zoom camera cannot focus close, and India prices have gone up a lot since launch. |
| Updates | 7 years | 4 years |
Full specifications (tap to open)
Every spec side by side
| Spec | Samsung Galaxy S26 Ultra | OnePlus 15 |
|---|---|---|
| Display | 6.9-inch Dynamic LTPO AMOLED 2X, 120Hz, 2600 nits peak, Privacy Display, Gorilla Armor 2 anti-reflective | 6.78-inch 1.5K LTPO AMOLED, 165Hz, 1800 nits peak, Dolby Vision, Gorilla Glass Victus 2 |
| Chipset | Snapdragon 8 Elite Gen 5 for Galaxy (3nm) | Snapdragon 8 Elite Gen 5 (3nm) |
| CPU | 8-core: 2x Oryon V3 Phoenix L @ 4.74GHz + 6x Oryon V3 Phoenix M @ 3.62GHz | 2x Oryon V3 Phoenix L @ 4.6GHz + 6x Oryon V3 Phoenix M @ 3.62GHz (standard Snapdragon 8 Elite Gen 5 layout) |
| Graphics (GPU) | Adreno 840 @ 1.3GHz | Adreno 840 |
| AI chip (NPU) | Qualcomm Hexagon NPU (TOPS not officially stated) | Qualcomm Hexagon NPU (TOPS not officially stated) |
| RAM and storage | 12GB RAM, 256GB (UFS 4.x storage; RAM type not officially stated) | 12GB RAM, 256GB (UFS 4.1, LPDDR5X) |
| Battery | 5000 mAh | 7300 mAh |
| Charging | 60W wired PD 3.0 (75% in 30 min), 25W Qi2.2 wireless, 4.5W reverse wireless | 120W SUPERVOOC wired, 50W AIRVOOC wireless, 10W reverse wireless, 5W reverse wired |
| Cameras | 200MP main (f/1.4, 1/1.3", OIS) + 10MP 3x telephoto (f/2.4, 1/3.94", OIS) + 50MP 5x periscope (f/2.9, 1/2.52", OIS) + 50MP ultrawide (f/1.9, 1/2.5"); 12MP front | 50 MP main (f/1.8, OIS, laser focus) + 50 MP periscope telephoto (f/2.8, 3.5x optical, OIS) + 50 MP ultrawide (f/2.0, 116 degrees); 32 MP selfie (f/2.4) |
| Water and dust | IP68 (1.5m for 30 mins) | IP68/IP69K |
| Size and weight | 7.9mm thick, 214g | About 8mm (varies by colour) thick, 211g to 215g (varies by colour) |
| Software | One UI 8.5 (Android 16) at launch, One UI 9 (Android 17) now | OxygenOS 16 (Android 16) at launch, OxygenOS 16 (Android 16) now |
| Updates | 7 years promised | 4 years promised |
| 5G | Yes | Yes |
| NFC | Yes | Yes |
| Connectivity | Wi-Fi 7 tri-band, Bluetooth 6.0, USB-C 3.2 with DisplayPort 1.2 and DeX, UWB | Wi-Fi 7, Bluetooth 6.0 (aptX HD, aptX Adaptive, LHDC 5), NFC, IR blaster, USB-C 3.2 |
| Modem | Snapdragon 5G modem integrated in the chipset (exact model not officially stated) | Integrated Snapdragon 5G modem (model not officially stated) |
| Speakers and haptics | Stereo speakers (rated Very good by GSMArena, -25.9 LUFS); S Pen included | Stereo speakers (rated Very good by GSMArena), 24-bit/192kHz Hi-Res audio; haptics not detailed |
| Screen flicker (PWM) | No high-frequency PWM dimming (GSMArena); touch sampling not officially stated | Not officially stated |
| Cooling | Cooling hardware not officially detailed; GSMArena found significant CPU throttling under sustained load | Not officially stated in sources read |
| Colours | Cobalt Violet, Sky Blue, Black, White, Silver Shadow, Pink Gold | Infinite Black, Sand Storm, Ultra Violet |
Where to buy
- Samsung Galaxy S26 Ultra₹1,54,999
- OnePlus 15₹85,999
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Common questions
- Which is better, Samsung Galaxy S26 Ultra or OnePlus 15?
- It's close. Buy Samsung Galaxy S26 Ultra if you want better photos and the longest software support. Buy OnePlus 15 if you want longer battery life and to spend less.
- Which has the better camera?
- Samsung Galaxy S26 Ultra takes the better photos.
- Which has the better battery life?
- OnePlus 15 lasts longer on a charge.
- Which is faster for gaming?
- They are about even on speed.
- How much do they cost?
- Samsung Galaxy S26 Ultra costs ₹1,54,999, OnePlus 15 costs ₹85,999.
- Which gets software updates for longer?
- Samsung Galaxy S26 Ultra: 7 years, now on One UI 9 (Android 17). OnePlus 15: 4 years, now on OxygenOS 16 (Android 16).