Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Xiaomi - Poco F7 Ultra | Xiaomi - MIX Fold 4 |
|---|---|---|
| Wired charging | 120 W | 67 W |
| Front camera | 32 MP | 20 MP |
| RAM | 12 GB | 16 GB |
| AnTuTu | 2640000 | 2040000 |
| Screen size | 6.67 " | 7.98 " |
| Weight | 212 g | 226 g |
Between the Poco F7 Ultra and MIX Fold 4, the Poco F7 Ultra comes out ahead in wired charging / front camera, while the MIX Fold 4 wins on ram / screen size. Overall, the Poco F7 Ultra scores 69.2 and the MIX Fold 4 scores 69.5 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (69.2 vs 69.5). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.
Pick the Poco F7 Ultra if you photograph or shoot video regularly and want the better imaging pipeline of the two. The biggest gaps in its favor are wired charging, front camera, antutu, among others. The single most decisive one: Wired charging — 79.10% more. 120 W vs 67 W.
Pick the MIX Fold 4 if the display is what you stare at all day — refresh rate, brightness, or sharpness is where the difference will be most visible. Its strongest claims are ram, screen size, water resistance. The single most decisive one: RAM — 33.33% more. 16 GB vs 12 GB.
Both ship with comparable main camera, refresh rate, 5g support, so those specs do not separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity says both are well-rounded; the differences are about trade-offs, not quality.
Which should you buy: Xiaomi - Poco F7 Ultra or Xiaomi - MIX Fold 4?
Xiaomi - MIX Fold 4 leads the current Mars Score by 0.3 points.The more useful decision is the trade-off behind that result: compare screen size, ram, pixel density, battery capacity against the way you will actually use the product.
Choose Xiaomi - Poco F7 Ultra if…
Xiaomi - Poco F7 Ultra has the measurable edge on wired charging w, front cam mp, antutu score.
Choose Xiaomi - MIX Fold 4 if…
Xiaomi - MIX Fold 4 has the measurable edge on ram gb, screen size in, ip rating.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why Xiaomi - Poco F7 Ultra wins
- ▲Wired charging — 79.10% more. 120 W vs 67 W.
- ▲Front camera — 60.00% more. 32 MP vs 20 MP.
- ▲AnTuTu — 29.41% more. 2640000 vs 2040000.
- ▲Weight — 14.00 g less. 212 vs 226.
- ▲Pixel density — 10.95% more. 446 ppi vs 402 ppi.
- ▲Battery capacity — 3.92% more. 5300 mAh vs 5100 mAh.
Why Xiaomi - MIX Fold 4 wins
- ▲RAM — 33.33% more. 16 GB vs 12 GB.
- ▲Screen size — 19.64% more. 7.98 " vs 6.67 ".
- ▲Water resistance: IPX8 (vs IP68).
Spec comparison
Design
| Spec | Xiaomi - Poco F7 Ultra | Xiaomi - MIX Fold 4 |
|---|---|---|
| Weight | 212 glead | 226 g |
| Thickness | 8.4 mmlead | 9.47 mm |
| Water resistanceⓘ | IP68 | IPX8lead |
| Form factor | bar | foldable_booklead |
Display
| Spec | Xiaomi - Poco F7 Ultra | Xiaomi - MIX Fold 4 |
|---|---|---|
| Screen size | 6.67 " | 7.98 "lead |
| Pixel densityⓘ | 446 ppilead | 402 ppi |
| Refresh rateⓘ | 120 Hz | 120 Hz |
| Peak brightnessⓘ | 3200 nitslead | 3000 nits |
Performance
| Spec | Xiaomi - Poco F7 Ultra | Xiaomi - MIX Fold 4 |
|---|---|---|
| RAMⓘ | 12 GB | 16 GBlead |
| Storageⓘ | 256 GB | 512 GBlead |
| AnTuTuⓘ | 2640000lead | 2040000 |
| CPU total clockⓘ | 22.8 GHzlead | 21.0 GHz |
Cameras
| Spec | Xiaomi - Poco F7 Ultra | Xiaomi - MIX Fold 4 |
|---|---|---|
| Main cameraⓘ | 50 MP | 50 MP |
| Front camera | 32 MPlead | 20 MP |
| Optical image stabilizationⓘ | true | true |
Battery
| Spec | Xiaomi - Poco F7 Ultra | Xiaomi - MIX Fold 4 |
|---|---|---|
| Battery capacityⓘ | 5300 mAhlead | 5100 mAh |
| Wired chargingⓘ | 120 Wlead | 67 W |
| Wireless chargingⓘ | 50 W | 50 W |
Connectivity
| Spec | Xiaomi - Poco F7 Ultra | Xiaomi - MIX Fold 4 |
|---|---|---|
| 5G supportⓘ | true | true |
| Headphone jack | false | false |
| microSD slot | false | false |
Operating System
| Spec | Xiaomi - Poco F7 Ultra | Xiaomi - MIX Fold 4 |
|---|---|---|
| OS | Android | Android |
| Promised OS updates | 4 years | 4 years |
Frequently asked
Which has better battery, Poco F7 Ultra or MIX Fold 4?+
Poco F7 Ultra has 3.9% more battery — 5300 mAh vs 5100 mAh.
Which is lighter, Poco F7 Ultra or MIX Fold 4?+
Poco F7 Ultra is 14g lighter — 212g vs 226g.
Is Poco F7 Ultra waterproof?+
Poco F7 Ultra has an IP68 rating.
Does MIX Fold 4 support 5G?+
Yes, MIX Fold 4 supports 5G.
Which has more RAM, Poco F7 Ultra or MIX Fold 4?+
MIX Fold 4 offers 16GB of RAM.
Which has a better camera, Poco F7 Ultra or MIX Fold 4?+
MIX Fold 4 has a 50 MP main camera vs 50 MP.