Samsung Galaxy S20 Ultra vs Xiaomi 18 Pro Max
29.1Performance64.4
54Display69.8
65.9Camera83.6
55.1Battery92
73.3Features86.7
4 spec wins — Samsung Galaxy S20 Ultra10 spec wins — Xiaomi 18 Pro Max
InnoReviews verdict
Xiaomi 18 Pro Max wins this phone face-off, 77.1 to 51.1, pulling ahead mainly in battery (+37) and performance (+35). 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
- 25% higher Optical zoom: 4 x vs 3.2 x
- 22% higher Pixel density: 511 ppi vs 418 ppi
- Has eSIM — the other doesn't
Reasons to pick the Xiaomi 18 Pro Max
- Stronger performance score: 64 vs 29
- Stronger display score: 70 vs 54
- Stronger camera score: 84 vs 66
- Stronger battery score: 92 vs 55
- Stronger features score: 87 vs 73
Display
| Spec | Samsung Galaxy S20 Ultra | Xiaomi 18 Pro Max |
|---|---|---|
| Screen size | 6.9 ″ | 6.9 ″ |
| Panel type | AMOLED | LTPO AMOLED |
| Resolution | 3200x1440 | 1208x2624 |
| Pixel density | 511 ppi+22% | 418 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,200 nits | 4,000 nits+233% |
| Screen-to-body | — | 91.6 % |
Performance
| Spec | Samsung Galaxy S20 Ultra | Xiaomi 18 Pro Max |
|---|---|---|
| Chipset | Samsung Exynos 990 | Snapdragon 8 Elite Extreme Gen 6 |
| AnTuTu | 500,000 | — |
| Geekbench 6 (single) | 900Bottom 22% | — |
| Geekbench 6 (multi) | 2,650Bottom 27% | — |
| RAM (max) | 12 GB | 16 GB+33% |
| Storage options | 128GB / 256GB / 512GB | 256/512GB/1TB |
| Storage type | UFS 3.0 | UFS 4.1 |
Camera
| Spec | Samsung Galaxy S20 Ultra | Xiaomi 18 Pro Max |
|---|---|---|
| Main camera | 108 MP | 200 MP+85% |
| Main aperture | f/1.8 | f/1.7 |
| Ultra-wide | 12 MP | 50 MP+317% |
| Telephoto | 48 MP | 200 MP+317% |
| Optical zoom | 4 x+25% | 3.2 x |
| Max video | 8K@24fps | 8K@30fps |
| Front camera | 40 MP | 50 MP+25% |
| OIS | Yes | Yes |
Battery
| Spec | Samsung Galaxy S20 Ultra | Xiaomi 18 Pro Max |
|---|---|---|
| Capacity | 5,000 mAh | 8,500 mAh+70% |
| Wired charging | 45 W | 100 W+122% |
| Wireless charging | 15 W | 50 W+233% |
Design
| Spec | Samsung Galaxy S20 Ultra | Xiaomi 18 Pro Max |
|---|---|---|
| Weight | 222 g+6% | 235 g |
| Thickness | 8.8 mm | 8.4 mm+5% |
| IP rating | IP68 | IP66/IP68/IP69 |
| Frame material | Aluminum | Aluminum |
Connectivity
| Spec | Samsung Galaxy S20 Ultra | Xiaomi 18 Pro Max |
|---|---|---|
| 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 | No |
Software
| Spec | Samsung Galaxy S20 Ultra | Xiaomi 18 Pro Max |
|---|---|---|
| OS at launch | Android 10 (One UI 2) | Android 17 (HyperOS 4) |
| OS update pledge | 3 years | — |
Audio
| Spec | Samsung Galaxy S20 Ultra | Xiaomi 18 Pro Max |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |
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