Samsung Galaxy S25 Ultra vs Xiaomi 18 Fold
80Performance91.6
66.7Display67
74Camera71.9
65.8Battery76.6
94.7Features86.7
6 spec wins — Samsung Galaxy S25 Ultra8 spec wins — Xiaomi 18 Fold
InnoReviews verdict
Xiaomi 18 Fold wins this phone face-off, 79.3 to 74.8, pulling ahead mainly in performance (+12) and battery (+11). Samsung Galaxy S25 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 S25 Ultra
- Stronger features score: 95 vs 87
- 43% higher Optical zoom: 5 x vs 3.5 x
- 30% higher Pixel density: 498 ppi vs 382 ppi
- 23% lower thickness: 8.2 mm vs 10.7 mm
- Has eSIM — the other doesn't
Reasons to pick the Xiaomi 18 Fold
- Stronger performance score: 92 vs 80
- Stronger battery score: 77 vs 66
- 233% higher Wireless charging: 50 W vs 15 W
- 54% higher Peak brightness: 4,000 nits vs 2,600 nits
- 49% higher Wired charging: 67 W vs 45 W
Display
| Spec | Samsung Galaxy S25 Ultra | Xiaomi 18 Fold |
|---|---|---|
| Screen size | 6.9 ″ | 7.58 ″+10% |
| Panel type | Dynamic LTPO AMOLED 2X | Foldable LTPO AMOLED |
| Resolution | 1440x3120 | 2364x1672 |
| Pixel density | 498 ppi+30% | 382 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 2,600 nits | 4,000 nits+54% |
| Screen-to-body | 92.5 %+2% | 90.6 % |
Performance
| Spec | Samsung Galaxy S25 Ultra | Xiaomi 18 Fold |
|---|---|---|
| Chipset | Snapdragon 8 Elite for Galaxy | Xiaomi XRing O3 |
| AnTuTuDifferent AnTuTu versions — not compared | 2,787,981Top 21% | 4,811,636 |
| AnTuTu 11 (CPU) | 895,141Top 11% | — |
| AnTuTu 11 (GPU) | 989,555Top 21% | — |
| AnTuTu 11 (Memory) | 348,188Top 27% | — |
| AnTuTu 11 (UX) | 555,097Top 27% | — |
| Geekbench 6 (single) | 3,030Top 13% | 3,448+14%Top 7% |
| Geekbench 6 (multi) | 9,800Top 8% | 12,758+30%Top 1% |
| RAM (max) | 16 GB | 16 GB |
| Storage options | 256/512GB/1TB | 256/512GB/1TB |
| Storage type | UFS 4.0 | UFS 4.1 |
Camera
| Spec | Samsung Galaxy S25 Ultra | Xiaomi 18 Fold |
|---|---|---|
| Main camera | 200 MP | 200 MP |
| Main aperture | f/1.7 | f/1.7 |
| Ultra-wide | 50 MP | 50 MP |
| Telephoto | 50 MP | 50 MP |
| Optical zoom | 5 x+43% | 3.5 x |
| Max video | 8K@30fps | 8K@24fps |
| Front camera | 12 MP | 16 MP+33% |
| OIS | Yes | Yes |
Battery
| Spec | Samsung Galaxy S25 Ultra | Xiaomi 18 Fold |
|---|---|---|
| Capacity | 5,000 mAh | 6,000 mAh+20% |
| Wired charging | 45 W | 67 W+49% |
| Wireless charging | 15 W | 50 W+233% |
| Active use endurance | 13 h | — |
Design
| Spec | Samsung Galaxy S25 Ultra | Xiaomi 18 Fold |
|---|---|---|
| Weight | 218 g | 219 g |
| Thickness | 8.2 mm+23% | 10.7 mm |
| IP rating | IP68 | IP58/IP59 |
| Frame material | Titanium | Aluminum |
Connectivity
| Spec | Samsung Galaxy S25 Ultra | Xiaomi 18 Fold |
|---|---|---|
| 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 | No |
Software
| Spec | Samsung Galaxy S25 Ultra | Xiaomi 18 Fold |
|---|---|---|
| OS at launch | Android 15 (One UI 7) | Android 17 (HyperOS 4) |
| OS update pledge | 7 years | — |
Audio
| Spec | Samsung Galaxy S25 Ultra | Xiaomi 18 Fold |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |
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