POCO F9 Ultra vs Xiaomi 18 Pro Max
64.4Performance64.4
84.3Display69.8
78.2Camera83.6
92Battery92
78.7Features86.7
4 spec wins — POCO F9 Ultra5 spec wins — Xiaomi 18 Pro Max
InnoReviews verdict
This one is close to a dead heat: POCO F9 Ultra scores 78.1 against 77.1 for Xiaomi 18 Pro Max. Pick by the categories that matter to you — POCO F9 Ultra edges ahead in display, or by price.
Which would you pick?
Key differences
Reasons to pick the POCO F9 Ultra
- Stronger display score: 84 vs 70
- 56% higher Optical zoom: 5 x vs 3.2 x
- 54% higher Refresh rate: 185 Hz vs 120 Hz
- 13% higher Peak brightness: 4,500 nits vs 4,000 nits
- Has eSIM — the other doesn't
Reasons to pick the Xiaomi 18 Pro Max
- Stronger camera score: 84 vs 78
- Stronger features score: 87 vs 79
- 300% higher telephoto: 200 MP vs 50 MP
- 56% higher Front camera: 50 MP vs 32 MP
Display
| Spec | POCO F9 Ultra | Xiaomi 18 Pro Max |
|---|---|---|
| Screen size | 6.9 ″ | 6.9 ″ |
| Panel type | AMOLED | LTPO AMOLED |
| Resolution | 2608x1200 | 1208x2624 |
| Pixel density | 416 ppi | 418 ppi |
| Refresh rate | 185 Hz+54% | 120 Hz |
| Peak brightness | 4,500 nits+13% | 4,000 nits |
| Screen-to-body | — | 91.6 % |
Performance
| Spec | POCO F9 Ultra | Xiaomi 18 Pro Max |
|---|---|---|
| Chipset | Qualcomm Snapdragon 8 Elite Gen 5 | Snapdragon 8 Elite Extreme Gen 6 |
| RAM (max) | 16 GB | 16 GB |
| Storage options | 256GB / 512GB / 1TB | 256/512GB/1TB |
| Storage type | UFS 4.1 | UFS 4.1 |
Camera
| Spec | POCO F9 Ultra | Xiaomi 18 Pro Max |
|---|---|---|
| Main camera | 200 MP | 200 MP |
| Main aperture | f/1.68 | f/1.7 |
| Ultra-wide | 50 MP | 50 MP |
| Telephoto | 50 MP | 200 MP+300% |
| Optical zoom | 5 x+56% | 3.2 x |
| Max video | 8K@30fps | 8K@30fps |
| Front camera | 32 MP | 50 MP+56% |
| OIS | Yes | Yes |
Battery
| Spec | POCO F9 Ultra | Xiaomi 18 Pro Max |
|---|---|---|
| Capacity | 8,050 mAh | 8,500 mAh+6% |
| Wired charging | 100 W | 100 W |
| Wireless charging | 50 W | 50 W |
Design
| Spec | POCO F9 Ultra | Xiaomi 18 Pro Max |
|---|---|---|
| Weight | 235 g | 235 g |
| Thickness | 8.7 mm | 8.4 mm+4% |
| IP rating | IP68 | IP66/IP68/IP69 |
| Frame material | — | Aluminum |
Connectivity
| Spec | POCO F9 Ultra | Xiaomi 18 Pro Max |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 6.0 | 6.0 |
| NFC | Yes | Yes |
| USB | USB-C 3.2 | USB-C 3.2 |
| eSIM | Yes | No |
Software
| Spec | POCO F9 Ultra | Xiaomi 18 Pro Max |
|---|---|---|
| OS at launch | Android 16 (HyperOS 3) | Android 17 (HyperOS 4) |
| OS update pledge | 4 years | — |
Audio
| Spec | POCO F9 Ultra | Xiaomi 18 Pro Max |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |