Samsung Galaxy S26 Ultra vs Xiaomi 15 Ultra
90Performance79.1
62.7Display69.1
74Camera73.2
61.2Battery79
94.7Features78.7
9 spec wins — Samsung Galaxy S26 Ultra8 spec wins — Xiaomi 15 Ultra
InnoReviews verdict
This one is close to a dead heat: Samsung Galaxy S26 Ultra scores 76 against 75.9 for Xiaomi 15 Ultra. Pick by the categories that matter to you — Samsung Galaxy S26 Ultra edges ahead in features and performance, or by price.
Which would you pick?
Key differences
Reasons to pick the Samsung Galaxy S26 Ultra
- Stronger performance score: 90 vs 79
- Stronger features score: 95 vs 79
- 300% higher Main camera: 200 MP vs 50 MP
- 75% higher OS update pledge: 7 years vs 4 years
- 30% higher AnTuTu 10: 3,437,807 vs 2,650,000
- Lower launch price: $1,299 vs $1,499
Reasons to pick the Xiaomi 15 Ultra
- Stronger display score: 69 vs 63
- Stronger battery score: 79 vs 61
- 300% higher telephoto: 200 MP vs 50 MP
- 220% higher Wireless charging: 80 W vs 25 W
- 167% higher Front camera: 32 MP vs 12 MP
Display
| Spec | Samsung Galaxy S26 Ultra | Xiaomi 15 Ultra |
|---|---|---|
| Screen size | 6.9 ″+3% | 6.73 ″ |
| Panel type | LTPO AMOLED | LTPO AMOLED |
| Resolution | 3120x1440 | 1440x3200 |
| Pixel density | 498 ppi | 522 ppi+5% |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 2,600 nits | 3,200 nits+23% |
| Screen-to-body | — | 90 % |
| AnTuTu 10 (CPU) | 1,017,509Top 7% | — |
| AnTuTu 10 (GPU) | 1,344,505Top 4% | — |
| AnTuTu 10 (Memory) | 390,717Top 7% | — |
| AnTuTu 10 (UX) | 685,076Top 7% | — |
Performance
| Spec | Samsung Galaxy S26 Ultra | Xiaomi 15 Ultra |
|---|---|---|
| Chipset | Snapdragon 8 Elite Gen 5 for Galaxy | Snapdragon 8 Elite |
| AnTuTu 10 | 3,437,807+30%Top 2% | 2,650,000Top 4% |
| Geekbench 6 (single) | 3,850+26%Top 1% | 3,050Top 7% |
| Geekbench 6 (multi) | 11,900+24%Top 1% | 9,600Top 5% |
| RAM (max) | 12 GB | 16 GB+33% |
| Storage options | 256GB / 512GB / 1TB | 256/512GB/1TB |
| Storage type | UFS 4.1 | UFS 4.1 |
Camera
| Spec | Samsung Galaxy S26 Ultra | Xiaomi 15 Ultra |
|---|---|---|
| Main camera | 200 MP+300% | 50 MP |
| Main aperture | f/1.7 | f/1.63 |
| Ultra-wide | 50 MP | 50 MP |
| Telephoto | 50 MP | 200 MP+300% |
| Optical zoom | 5 x+16% | 4.3 x |
| Max video | 8K@30fps | 8K@30fps |
| Front camera | 12 MP | 32 MP+167% |
| OIS | Yes | Yes |
Battery
| Spec | Samsung Galaxy S26 Ultra | Xiaomi 15 Ultra |
|---|---|---|
| Capacity | 5,000 mAh | 5,410 mAh+8% |
| Wired charging | 60 W | 90 W+50% |
| Wireless charging | 25 W | 80 W+220% |
| Active use endurance | — | 12 h |
Design
| Spec | Samsung Galaxy S26 Ultra | Xiaomi 15 Ultra |
|---|---|---|
| Weight | 214 g+5% | 226 g |
| Thickness | 7.9 mm+16% | 9.4 mm |
| IP rating | IP68 | IP68 |
| Frame material | Titanium | Aluminum |
Connectivity
| Spec | Samsung Galaxy S26 Ultra | Xiaomi 15 Ultra |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 5.4 | 6.0 |
| NFC | Yes | Yes |
| USB | USB-C 3.2 | USB-C 3.2 |
| eSIM | Yes | Yes |
Software
| Spec | Samsung Galaxy S26 Ultra | Xiaomi 15 Ultra |
|---|---|---|
| OS at launch | Android 16 (One UI 8.5) | Android 15 (HyperOS 2) |
| OS update pledge | 7 years+75% | 4 years |
Audio
| Spec | Samsung Galaxy S26 Ultra | Xiaomi 15 Ultra |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |
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