iPhone 15 Pro Max
A17 Pro · 6.7″ LTPO · Titanium
Xiaomi 15 Ultra
Snapdragon 8 Elite · Leica · 1-inch sensor
Dead heat — it comes down to priorities.
In our weighted Specdex score, iPhone 15 Pro Max 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 if…
- ✓Titanium chassis debut
- ✓Action Button replaces ring/silent
- ✓USB-C with Thunderbolt
Pick Xiaomi 15 Ultra if…
- ✓1-inch LYT-900 main sensor
- ✓Leica tuning on every camera
- ✓90W + 80W wireless charging
Winner by scenario
Derived from the sub-score breakdown · not a separate testPhotography
Xiaomi 15 UltraStills and video quality across lenses
Xiaomi 15 Ultra leads on camera (98 vs 94).
Battery life
Xiaomi 15 UltraScreen-on time and charging
Xiaomi 15 Ultra leads on battery (92 vs 86).
Performance
Xiaomi 15 UltraChipset speed for gaming and heavy apps
Xiaomi 15 Ultra leads on gpu (96 vs 90).
Display
Xiaomi 15 UltraPanel quality, brightness, refresh rate
Xiaomi 15 Ultra leads on display (94 vs 92).
Value for money
iPhone 15 Pro MaxSpecdex score per dollar at MSRP
iPhone 15 Pro Max more score per dollar ($1,199 vs $1,499).
Score breakdown
Specs side-by-side
| Spec | iPhone 15 Pro Max | Xiaomi 15 Ultra |
|---|---|---|
| Display | 6.7″ LTPO OLED, 120Hz, 2796×1290 | ▲ 6.73″ LTPO AMOLED, 120Hz, 3200×1440 |
| Chipset | Apple A17 Pro (3 nm) | Snapdragon 8 Elite |
| RAM | 8 GB | ▲ 12/16 GB |
| Storage | 256 / 512 GB / 1 TB | 256 GB – 1 TB |
| Rear camera | 48 MP + 12 MP UW + 12 MP 5× tele | 50 MP 1″ + 50 MP 3× + 50 MP 4.3× periscope + 50 MP UW |
| Battery | 4422 mAh | ▲ 6000 mAh |
| Charging | 27W wired, 25W MagSafe | ▲ 90W wired, 80W wireless |
| OS | iOS 17 | HyperOS 2 / Android 15 |
| Weight | 221 g | — |
| IP rating | IP68 | — |
iPhone 15 Pro Max
- +Titanium chassis debut
- +Action Button replaces ring/silent
- +USB-C with Thunderbolt
- −A17 Pro thermals warm
- −Charging speed unchanged
- −Battery life behind newer Pro Max
Xiaomi 15 Ultra
- +1-inch LYT-900 main sensor
- +Leica tuning on every camera
- +90W + 80W wireless charging
- −Limited US availability
- −HyperOS still maturing
- −Large and heavy
FAQ: iPhone 15 Pro Max vs Xiaomi 15 Ultra
Which is better, iPhone 15 Pro Max 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 worth the price? +
At $1,199, iPhone 15 Pro Max delivers a Specdex score of 92 — strongest in camera.
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 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.
Which is better for photography, iPhone 15 Pro Max or Xiaomi 15 Ultra? +
Xiaomi 15 Ultra — leads on camera (98 vs 94). Stills and video quality across lenses.
Which is better for battery life, iPhone 15 Pro Max or Xiaomi 15 Ultra? +
Xiaomi 15 Ultra — leads on battery (92 vs 86). Screen-on time and charging.