Apple
iPhone 15 Pro Max 128GB
A17 Pro · iOS · 128GB
92
/ 100
From $1,199
VS
Xiaomi
Xiaomi 15 Ultra
Snapdragon 8 Elite · Leica · 1-inch sensor
92
/ 100
From $1,499
Specdex verdict
Dead heat — it comes down to priorities.
In our weighted Specdex score, iPhone 15 Pro Max 128GB lands at 92 and Xiaomi 15 Ultra at 92. With scores tied, the decision hinges on which sub-scores matter most to you.
Pick iPhone 15 Pro Max 128GB if…
- ✓iOS ecosystem
- ✓Long update support
- ✓Polished hardware
Pick Xiaomi 15 Ultra if…
- ✓1-inch LYT-900 main sensor
- ✓Leica tuning on every camera
- ✓90W + 80W wireless charging
iPhone 15 Pro Max 128GB 92
vs 92 Xiaomi 15 Ultra
Score breakdown
iPhone 15 Pro Max 128GB
92 cpu 92
gpu 90
camera 91
battery 86
display 89
design 92
Xiaomi 15 Ultra
92 cpu 96
gpu 96
camera 98
battery 92
display 94
design 88
Specs side-by-side
| Spec | iPhone 15 Pro Max 128GB | Xiaomi 15 Ultra |
|---|---|---|
| Chipset | A17 Pro | Snapdragon 8 Elite |
| Storage | 128GB | ▲ 256 GB – 1 TB |
| OS | iOS 17 | HyperOS 2 / Android 15 |
| Release year | 2023 | — |
| Display | — | 6.73″ LTPO AMOLED, 120Hz, 3200×1440 |
| RAM | — | 12/16 GB |
| Rear camera | — | 50 MP 1″ + 50 MP 3× + 50 MP 4.3× periscope + 50 MP UW |
| Battery | — | 6000 mAh |
| Charging | — | 90W wired, 80W wireless |
iPhone 15 Pro Max 128GB
Pros
- +iOS ecosystem
- +Long update support
- +Polished hardware
Cons
- −Premium pricing
- −Limited customization
- −Lightning/USB-C split across generations
Xiaomi 15 Ultra
Pros
- +1-inch LYT-900 main sensor
- +Leica tuning on every camera
- +90W + 80W wireless charging
Cons
- −Limited US availability
- −HyperOS still maturing
- −Large and heavy
FAQ: iPhone 15 Pro Max 128GB vs Xiaomi 15 Ultra
Which is better, iPhone 15 Pro Max 128GB or Xiaomi 15 Ultra? +
Both score 92 on our weighted rubric — tied. Your best pick depends on the sub-scores above.
Is iPhone 15 Pro Max 128GB worth the price? +
At $1,199, iPhone 15 Pro Max 128GB delivers a Specdex score of 92 — strongest in cpu.
Is Xiaomi 15 Ultra worth the price? +
At $1,499, Xiaomi 15 Ultra delivers a Specdex score of 92 — strongest in camera.
Does iPhone 15 Pro Max 128GB or Xiaomi 15 Ultra last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.