Between the Magic V3 and Xiaomi 15 Ultra, the Magic V3 comes out ahead in screen size and weight, while the Xiaomi 15 Ultra wins on front camera and wireless charging. Overall, the Magic V3 scores 71.7 and the Xiaomi 15 Ultra scores 73.8 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (71.7 vs 73.8). The decision isn't about overall quality — both clear the bar — it's about which specific trade-offs fit your use.
Pick the Magic V3 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 screen size, weight, water resistance, among others.
Pick the Xiaomi 15 Ultra if you photograph or shoot video regularly and want the better imaging pipeline of the two. Its strongest claims are front camera, wireless charging, wired charging, among others.
Both ship with comparable ram, main camera, refresh rate, 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 Honor - Magic V3 wins
- ▲Screen size — 17.68% more. 7.92 " vs 6.73 ".
- ▲Weight — 3.00 g less. 226 vs 229.
- ▲Water resistance: IPX8 (vs IP68).
- ▲Promised OS updates: 5 (vs 4).
Why Xiaomi 15 Ultra wins
- ▲Front camera — 60.00% more. 32 MP vs 20 MP.
- ▲Wireless charging — 60.00% more. 80 W vs 50 W.
- ▲Wired charging — 36.36% more. 90 W vs 66 W.
- ▲AnTuTu — 32.68% more. 2720000 vs 2050000.
- ▲Pixel density — 29.85% more. 522 ppi vs 402 ppi.
- ▲Battery capacity — 16.50% more. 6000 mAh vs 5150 mAh.
Spec comparison
Design
| Spec | Honor - Magic V3 | Xiaomi 15 Ultra |
|---|---|---|
| Weight | 226 glead | 229 g |
| Thickness | 9.2 mmlead | 9.4 mm |
| Water resistanceⓘ | IPX8lead | IP68 |
| Form factor | foldable_booklead | bar |
Display
| Spec | Honor - Magic V3 | Xiaomi 15 Ultra |
|---|---|---|
| Screen sizeⓘ | 7.92 "lead | 6.73 " |
| Pixel densityⓘ | 402 ppi | 522 ppilead |
| Refresh rateⓘ | 120 Hz | 120 Hz |
| Peak brightnessⓘ | 5000 nitslead | 3200 nits |
Performance
Cameras
| Spec | Honor - Magic V3 | Xiaomi 15 Ultra |
|---|---|---|
| Main cameraⓘ | 50 MP | 50 MP |
| Front camera | 20 MP | 32 MPlead |
| Optical image stabilizationⓘ | true | true |
Battery
| Spec | Honor - Magic V3 | Xiaomi 15 Ultra |
|---|---|---|
| Battery capacity | 5150 mAh | 6000 mAhlead |
| Wired chargingⓘ | 66 W | 90 Wlead |
| Wireless chargingⓘ | 50 W | 80 Wlead |
Connectivity
| Spec | Honor - Magic V3 | Xiaomi 15 Ultra |
|---|---|---|
| 5G supportⓘ | true | true |
| Headphone jack | false | false |
| microSD slot | false | false |
Operating System
| Spec | Honor - Magic V3 | Xiaomi 15 Ultra |
|---|---|---|
| OS | Android | Android |
| Promised OS updates | 5 yearslead | 4 years |
Frequently asked
Which has better battery, Magic V3 or Xiaomi 15 Ultra?+
Xiaomi 15 Ultra has 16.5% more battery — 5150 mAh vs 6000 mAh.
Which is lighter, Magic V3 or Xiaomi 15 Ultra?+
Magic V3 is 3g lighter — 226g vs 229g.
Is Magic V3 waterproof?+
Magic V3 has an IPX8 rating.
Does Xiaomi 15 Ultra support 5G?+
Yes, Xiaomi 15 Ultra supports 5G.
Which has a better camera, Magic V3 or Xiaomi 15 Ultra?+
Xiaomi 15 Ultra has a 50 MP main camera vs 50 MP.
Spec-level deep dives
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