Samsung Galaxy S20 Ultra vs Xiaomi 15
29.1Performance76.7
54Display64.5
65.9Camera64.7
55.1Battery83.5
73.3Features78.7
5 spec wins — Samsung Galaxy S20 Ultra11 spec wins — Xiaomi 15
InnoReviews verdict
Xiaomi 15 wins this phone face-off, 73.4 to 51.1, pulling ahead mainly in performance (+48) and battery (+28). Samsung Galaxy S20 Ultra still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Samsung Galaxy S20 Ultra
- 116% higher Main camera: 108 MP vs 50 MP
- 54% higher Optical zoom: 4 x vs 2.6 x
- 25% higher Front camera: 40 MP vs 32 MP
- 11% higher Pixel density: 511 ppi vs 460 ppi
Reasons to pick the Xiaomi 15
- Stronger performance score: 77 vs 29
- Stronger display score: 65 vs 54
- Stronger battery score: 84 vs 55
- Stronger features score: 79 vs 73
- 317% higher ultra-wide: 50 MP vs 12 MP
Display
| Spec | Samsung Galaxy S20 Ultra | Xiaomi 15 |
|---|---|---|
| Screen size | 6.9 ″+8% | 6.36 ″ |
| Panel type | AMOLED | LTPO AMOLED |
| Resolution | 3200x1440 | 1200x2670 |
| Pixel density | 511 ppi+11% | 460 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,200 nits | 3,200 nits+167% |
Performance
| Spec | Samsung Galaxy S20 Ultra | Xiaomi 15 |
|---|---|---|
| Chipset | Samsung Exynos 990 | Snapdragon 8 Elite |
| AnTuTuDifferent AnTuTu versions — not compared | 500,000 | 2,914,100Top 17% |
| AnTuTu 11 (CPU) | — | 874,340Top 14% |
| AnTuTu 11 (GPU) | — | 1,069,991Top 17% |
| AnTuTu 11 (Memory) | — | 379,667Top 20% |
| AnTuTu 11 (UX) | — | 590,102Top 20% |
| Geekbench 6 (single) | 900Bottom 22% | 2,972+230%Top 15% |
| Geekbench 6 (multi) | 2,650Bottom 27% | 9,330+252%Top 12% |
| Wild Life Extreme stability | — | 89 %Top 50% |
| RAM (max) | 12 GB | 12 GB |
| Storage options | 128GB / 256GB / 512GB | 256/512GB |
| Storage type | UFS 3.0 | UFS 4.0 |
Camera
| Spec | Samsung Galaxy S20 Ultra | Xiaomi 15 |
|---|---|---|
| Main camera | 108 MP+116% | 50 MP |
| Main aperture | f/1.8 | f/1.62 |
| Ultra-wide | 12 MP | 50 MP+317% |
| Telephoto | 48 MP | 50 MP+4% |
| Optical zoom | 4 x+54% | 2.6 x |
| Max video | 8K@24fps | 8K@30fps |
| Front camera | 40 MP+25% | 32 MP |
| OIS | Yes | Yes |
Battery
| Spec | Samsung Galaxy S20 Ultra | Xiaomi 15 |
|---|---|---|
| Capacity | 5,000 mAh | 5,240 mAh+5% |
| Wired charging | 45 W | 90 W+100% |
| Wireless charging | 15 W | 50 W+233% |
| Active use endurance | — | 16.5 h |
Design
| Spec | Samsung Galaxy S20 Ultra | Xiaomi 15 |
|---|---|---|
| Weight | 222 g | 191 g+14% |
| Thickness | 8.8 mm | 8.1 mm+8% |
| IP rating | IP68 | IP68 |
| Frame material | Aluminum | Aluminum |
Connectivity
| Spec | Samsung Galaxy S20 Ultra | Xiaomi 15 |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 6 | Wi-Fi 7 |
| Bluetooth | 5.0 | 6.0 |
| NFC | Yes | Yes |
| USB | USB-C 3.2 | USB-C 3.2 |
| eSIM | Yes | Yes |
Software
| Spec | Samsung Galaxy S20 Ultra | Xiaomi 15 |
|---|---|---|
| OS at launch | Android 10 (One UI 2) | Android 15 (HyperOS 2) |
| OS update pledge | 3 years | 4 years+33% |
Audio
| Spec | Samsung Galaxy S20 Ultra | Xiaomi 15 |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |