Between the iPhone 17 Pro Max and MIX Fold 4, the iPhone 17 Pro Max comes out ahead in pixel density and antutu, while the MIX Fold 4 wins on wired charging and wireless charging. Overall, the iPhone 17 Pro Max scores 67.5 and the MIX Fold 4 scores 71.4 on our Mars Score.
Which should you buy?
The MIX Fold 4 edges ahead on the Mars Score (67.5 vs 71.4), but the 3.9-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the iPhone 17 Pro Max if the display is what you stare at all day — refresh rate, brightness, or sharpness is where the difference will be most visible. The biggest gaps in its favor are pixel density, antutu, promised os updates.
Pick the MIX Fold 4 if you photograph or shoot video regularly and want the better imaging pipeline of the two. Its strongest claims are wired charging, wireless charging, front camera, among others.
Both ship with comparable refresh rate, 5g support, optical image stabilization, so those specs don't 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 tells you both are well-rounded; the differences are about trade-offs, not quality.
Why Apple - iPhone 17 Pro Max wins
- ▲Pixel density — 14.43% more. 460 ppi vs 402 ppi.
- ▲AnTuTu — 2.94% more. 2100000 vs 2040000.
- ▲Promised OS updates: 6 (vs 4).
Why Xiaomi - MIX Fold 4 wins
- ▲Wired charging — 123.33% more. 67 W vs 30 W.
- ▲Wireless charging — 100.00% more. 50 W vs 25 W.
- ▲Front camera — 66.67% more. 20 MP vs 12 MP.
- ▲RAM — 33.33% more. 16 GB vs 12 GB.
- ▲Screen size — 15.65% more. 7.98 " vs 6.9 ".
- ▲Battery capacity — 8.86% more. 5100 mAh vs 4685 mAh.
- ▲Main camera — 4.17% more. 50 MP vs 48 MP.
- ▲Weight — 1.00 g less. 226 vs 227.
Spec comparison
Design
| Spec | Apple - iPhone 17 Pro Max | Xiaomi - MIX Fold 4 |
|---|---|---|
| Weight | 227 g | 226 glead |
| Thickness | 8.3 mmlead | 9.47 mm |
| Water resistanceⓘ | IP68 | IPX8lead |
| Form factor | bar | foldable_booklead |
Display
| Spec | Apple - iPhone 17 Pro Max | Xiaomi - MIX Fold 4 |
|---|---|---|
| Screen sizeⓘ | 6.9 " | 7.98 "lead |
| Pixel densityⓘ | 460 ppilead | 402 ppi |
| Refresh rateⓘ | 120 Hz | 120 Hz |
| Peak brightnessⓘ | 2200 nits | 3000 nitslead |
Performance
Cameras
| Spec | Apple - iPhone 17 Pro Max | Xiaomi - MIX Fold 4 |
|---|---|---|
| Main cameraⓘ | 48 MP | 50 MPlead |
| Front camera | 12 MP | 20 MPlead |
| Optical image stabilizationⓘ | true | true |
Battery
| Spec | Apple - iPhone 17 Pro Max | Xiaomi - MIX Fold 4 |
|---|---|---|
| Battery capacity | 4685 mAh | 5100 mAhlead |
| Wired chargingⓘ | 30 W | 67 Wlead |
| Wireless chargingⓘ | 25 W | 50 Wlead |
Connectivity
| Spec | Apple - iPhone 17 Pro Max | Xiaomi - MIX Fold 4 |
|---|---|---|
| 5G supportⓘ | true | true |
| Headphone jack | false | false |
| microSD slot | false | false |
Operating System
| Spec | Apple - iPhone 17 Pro Max | Xiaomi - MIX Fold 4 |
|---|---|---|
| OS | iOSlead | Android |
| Promised OS updates | 6 yearslead | 4 years |
Frequently asked
Which has better battery, iPhone 17 Pro Max or MIX Fold 4?+
MIX Fold 4 has 8.9% more battery — 4685 mAh vs 5100 mAh.
Which is lighter, iPhone 17 Pro Max or MIX Fold 4?+
MIX Fold 4 is 1g lighter — 227g vs 226g.
Is iPhone 17 Pro Max waterproof?+
iPhone 17 Pro Max has an IP68 rating.
Does MIX Fold 4 support 5G?+
Yes, MIX Fold 4 supports 5G.
Which has more RAM, iPhone 17 Pro Max or MIX Fold 4?+
MIX Fold 4 offers 16GB of RAM.
Which has a better camera, iPhone 17 Pro Max or MIX Fold 4?+
MIX Fold 4 has a 50 MP main camera vs 48 MP.
Spec-level deep dives
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