Samsung Galaxy M15 5G vs Xiaomi 15 Ultra
21.8Performance79.1
35.1Display69.1
30.1Camera73.2
53.1Battery79
46.7Features78.7
4 spec wins — Samsung Galaxy M15 5G14 spec wins — Xiaomi 15 Ultra
InnoReviews verdict
Xiaomi 15 Ultra wins this phone face-off, 75.9 to 34.9, pulling ahead mainly in performance (+57) and camera (+43). Samsung Galaxy M15 5G 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 M15 5G
- 11% higher capacity: 6,000 mAh vs 5,410 mAh
- Has 3.5mm jack — the other doesn't
Reasons to pick the Xiaomi 15 Ultra
- Stronger performance score: 79 vs 22
- Stronger display score: 69 vs 35
- Stronger camera score: 73 vs 30
- Stronger battery score: 79 vs 53
- Stronger features score: 79 vs 47
Display
| Spec | Samsung Galaxy M15 5G | Xiaomi 15 Ultra |
|---|---|---|
| Screen size | 6.5 ″ | 6.73 ″+4% |
| Panel type | Super AMOLED | LTPO AMOLED |
| Resolution | 1080x2340 | 1440x3200 |
| Pixel density | 396 ppi | 522 ppi+32% |
| Refresh rate | 90 Hz | 120 Hz+33% |
| Peak brightness | 800 nits | 3,200 nits+300% |
| Screen-to-body | — | 90 % |
Performance
| Spec | Samsung Galaxy M15 5G | Xiaomi 15 Ultra |
|---|---|---|
| Chipset | MediaTek Dimensity 6100+ | Snapdragon 8 Elite |
| AnTuTu | — | 2,650,000 |
| Geekbench 6 (single) | 699Bottom 12% | 3,050+336%Top 12% |
| Geekbench 6 (multi) | 1,866Bottom 11% | 9,600+414%Top 11% |
| RAM (max) | 8 GB | 16 GB+100% |
| Storage options | 128GB | 256/512GB/1TB |
| Storage type | UFS 2.2 | UFS 4.1 |
Camera
| Spec | Samsung Galaxy M15 5G | Xiaomi 15 Ultra |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.8 | f/1.63 |
| Ultra-wide | 5 MP | 50 MP+900% |
| Telephoto | — | 200 MP |
| Optical zoom | — | 4.3 x |
| Max video | 1080p@30fps | 8K@30fps |
| Front camera | 13 MP | 32 MP+146% |
| OIS | No | Yes |
Battery
| Spec | Samsung Galaxy M15 5G | Xiaomi 15 Ultra |
|---|---|---|
| Capacity | 6,000 mAh+11% | 5,410 mAh |
| Wired charging | 25 W | 90 W+260% |
| Wireless charging | 0 W | 80 W |
| Active use endurance | — | 12 h |
Design
| Spec | Samsung Galaxy M15 5G | Xiaomi 15 Ultra |
|---|---|---|
| Weight | 217 g+4% | 226 g |
| Thickness | 9.3 mm+1% | 9.4 mm |
| IP rating | — | IP68 |
| Frame material | — | Aluminum |
Connectivity
| Spec | Samsung Galaxy M15 5G | Xiaomi 15 Ultra |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 7 |
| Bluetooth | 5.3 | 6.0 |
| NFC | — | Yes |
| USB | USB-C 2.0 | USB-C 3.2 |
| eSIM | No | Yes |
Software
| Spec | Samsung Galaxy M15 5G | Xiaomi 15 Ultra |
|---|---|---|
| OS at launch | Android 14 | Android 15 (HyperOS 2) |
| OS update pledge | 4 years | 4 years |
Audio
| Spec | Samsung Galaxy M15 5G | Xiaomi 15 Ultra |
|---|---|---|
| Stereo speakers | No | Yes |
| 3.5mm jack | Yes | No |