Poco X8 Power 5G vs Xiaomi 16 Ultra
Compare Poco X8 Power 5G vs Xiaomi 16 Ultra side by side: Qualcomm Snapdragon 6 Gen 5 vs Qualcomm Snapdragon 8 Elite Gen 2, 50MP vs 50MP camera, 10000mAh vs…
Poco
X8 Power 5G
$699
3categories won
Xiaomi
16 Ultra
$1,299
13categories won
5 categories tied · 21 scored in total · add a third phone
Which one wins?
Xiaomi 16 Ultra takes the overall win
The Xiaomi 16 Ultra proves superior overall against the Poco X8 Power 5G, outperforming on gaming and photography. In camera testing, the 16 Ultra leads with superior optics, while battery life remains closely matched. Choose the 16 Ultra if you want the highest performance ceiling, or opt for the X8 Power 5G if its lower retail price better fit your budget.
Both phones deliver comparable battery performance with 10,000 mAh.
16 Ultra provides greater sustained gaming output with its Qualcomm Snapdragon 8 Elite Gen 2 and 24GB RAM.
16 Ultra takes photography with 50MP optics and 3.2x optical telephoto capabilities.
X8 Power 5G provides a sharper value proposition, coming in at $699 vs $1299.
Category verdicts are computed algorithmically from verified technical specifications and hardware benchmarks. Rows where neither figure is objectively better — screen size preference, operating system choice, aesthetic build materials — are displayed for direct reference without scoring bias.
X8 Power 5G vs 16 Ultra: specifications compared
Display
| Specification | X8 Power 5G | 16 Ultra |
|---|---|---|
| Screen size | 6.83" | 6.73" |
| Resolution | 1280 x 2772 | 1440 x 3200Winner |
| Pixel density | 447 ppi | 521 ppiWinner |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 3500 nits | 3600 nits |
Performance
| Specification | X8 Power 5G | 16 Ultra |
|---|---|---|
| Chipset | Qualcomm Snapdragon 6 Gen 5 | Qualcomm Snapdragon 8 Elite Gen 2 |
| Process node | 4 nm | 2 nmWinner |
| AnTuTu score | 2,400,000 | 3,200,000Winner |
| Geekbench multi | 8900 | 10800Winner |
| Maximum RAM | 12 GB | 24 GBWinner |
| Maximum storage | 512GB | 2TBWinner |
Camera
| Specification | X8 Power 5G | 16 Ultra |
|---|---|---|
| Main sensor | 50 MP | 50 MP |
| Rear cameras | 2 | 4Winner |
| Optical zoom | — | 3.2x |
| Ultrawide | 8 MP | 50 MPWinner |
| Selfie camera | 32 MP | 32 MP |
| Max video | 8K at 30fps / 4K at 120fps | 8K at 30fps / 4K at 120fps |
Battery and charging
| Specification | X8 Power 5G | 16 Ultra |
|---|---|---|
| Capacity | 10,000 mAhWinner | 6,200 mAh |
| Wired charging | 100 W | 120 WWinner |
| Wireless charging | 15 W | 80 WWinner |
Design
| Specification | X8 Power 5G | 16 Ultra |
|---|---|---|
| Weight | 229 g | 226 g |
| Thickness | 8.65 mmWinner | 9.2 mm |
| Water resistance | IP68 / IP69K | IP68 |
| Build | Glass front, plastic back, plastic frame | Grade 5 Titanium frame, Ceramic Glass front and back |
Software and support
| Specification | X8 Power 5G | 16 Ultra |
|---|---|---|
| Operating system | Android 16 | Android 17 |
| OS updates | 4 years | 7 yearsWinner |
| Security updates | 4 years | 7 yearsWinner |
Connectivity and value
| Specification | X8 Power 5G | 16 Ultra |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 7 (802.11be, tri-band 2.4/5/6GHz, 320MHz bandwidth) | Wi-Fi 7 (802.11be, tri-band 2.4/5/6GHz, 320MHz bandwidth) |
| Storage expansion | None | None |
| 3.5mm jack | No | No |
| Launch price | $699Winner | $1,299 |
Poco X8 Power 5G
The POCO X8 Power 5G is a mid-range endurance monster built for heavy users and outdoor workers. Combining a staggering 10,000 mAh battery with IP69K water resistance and a super-bright 3500-nit display, it prioritizes longevity and durability over premium materials or flagship camera performance.
- Display
- 6.83"
- Chipset
- Qualcomm Snapdragon 6 Gen 5
- Main camera
- 50MP
- Battery
- 10,000mAh
Xiaomi 16 Ultra
Equipped with a second-gen 1-inch LOFIC sensor with 15EV dynamic range, stepless physical f/1.6–f/4.0 aperture, a mammoth 200MP 1/1.4" periscope telephoto, 120W wired and 80W wireless charging, and 6,200 mAh capacity, the 16 Ultra is a DSLR in your pocket.
- Display
- 6.73"
- Chipset
- Qualcomm Snapdragon 8 Elite Gen 2
- Main camera
- 50MP
- Battery
- 6,200mAh