POCO X6 vs Xiaomi 15 Ultra
25.3Performance79.1
54.1Display69.1
44.1Camera73.2
59.3Battery79
65.3Features78.7
4 spec wins — POCO X613 spec wins — Xiaomi 15 Ultra
InnoReviews verdict
Xiaomi 15 Ultra wins this phone face-off, 75.9 to 45.6, pulling ahead mainly in performance (+54) and camera (+29). POCO X6 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the POCO X6
- 28% higher Main camera: 64 MP vs 50 MP
- 20% lower weight: 181 g vs 226 g
- 15% lower thickness: 8 mm vs 9.4 mm
- Has 3.5mm jack — the other doesn't
- Lower launch price: $249 vs $1,499
Reasons to pick the Xiaomi 15 Ultra
- Stronger performance score: 79 vs 25
- Stronger display score: 69 vs 54
- Stronger camera score: 73 vs 44
- Stronger battery score: 79 vs 59
- Stronger features score: 79 vs 65
Display
| Spec | POCO X6 | Xiaomi 15 Ultra |
|---|---|---|
| Screen size | 6.67 ″ | 6.73 ″+1% |
| Panel type | AMOLED | LTPO AMOLED |
| Resolution | 1220x2712 | 1440x3200 |
| Pixel density | 446 ppi | 522 ppi+17% |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,800 nits | 3,200 nits+78% |
| Screen-to-body | — | 90 % |
Performance
| Spec | POCO X6 | Xiaomi 15 Ultra |
|---|---|---|
| Chipset | Snapdragon 7s Gen 2 | Snapdragon 8 Elite |
| AnTuTu | — | 2,650,000 |
| Geekbench 6 (single) | 1,011Bottom 31% | 3,050+202%Top 12% |
| Geekbench 6 (multi) | 2,816Bottom 33% | 9,600+241%Top 11% |
| Wild Life Extreme stability | 98 %Top 43% | — |
| RAM (max) | 12 GB | 16 GB+33% |
| Storage options | 256/512GB | 256/512GB/1TB |
| Storage type | UFS 2.2 | UFS 4.1 |
Camera
| Spec | POCO X6 | Xiaomi 15 Ultra |
|---|---|---|
| Main camera | 64 MP+28% | 50 MP |
| Main aperture | f/1.79 | f/1.63 |
| Ultra-wide | 8 MP | 50 MP+525% |
| Telephoto | — | 200 MP |
| Optical zoom | — | 4.3 x |
| Max video | 4K@30fps | 8K@30fps |
| Front camera | 16 MP | 32 MP+100% |
| OIS | Yes | Yes |
Battery
| Spec | POCO X6 | Xiaomi 15 Ultra |
|---|---|---|
| Capacity | 5,100 mAh | 5,410 mAh+6% |
| Wired charging | 67 W | 90 W+34% |
| Wireless charging | 0 W | 80 W |
| Active use endurance | — | 12 h |
Design
| Spec | POCO X6 | Xiaomi 15 Ultra |
|---|---|---|
| Weight | 181 g+20% | 226 g |
| Thickness | 8 mm+15% | 9.4 mm |
| IP rating | IP54 | IP68 |
| Frame material | Plastic | Aluminum |
Connectivity
| Spec | POCO X6 | Xiaomi 15 Ultra |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 7 |
| Bluetooth | 5.2 | 6.0 |
| NFC | Yes | Yes |
| USB | USB-C 2.0 | USB-C 3.2 |
| eSIM | No | Yes |
Software
| Spec | POCO X6 | Xiaomi 15 Ultra |
|---|---|---|
| OS at launch | Android 13 (MIUI 14) | Android 15 (HyperOS 2) |
| OS update pledge | 3 years | 4 years+33% |
Audio
| Spec | POCO X6 | Xiaomi 15 Ultra |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | Yes | No |