Apple iPhone 18 Pro Max vs Xiaomi 15 Ultra
The Apple iPhone 18 Pro Max (2026) runs on the Apple A20 Pro, while the Xiaomi 15 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $1299 and $999. By overall MobileRank rating, the Xiaomi 15 Ultra leads — 85/100 vs 80/100 (a 5-point difference). Key differences: the Xiaomi 15 Ultra has the bigger battery (6000 mAh vs 5567); the main camera is 48 MP vs 50 MP; the Apple iPhone 18 Pro Max is faster in AnTuTu (3,551,073 vs 3,030,376); the Xiaomi 15 Ultra is noticeably lighter (225g vs 249g).
Profile comparison
Category scores
Apple iPhone 18 Pro Max
Xiaomi 15 Ultra
What makes Apple iPhone 18 Pro Max better?
- Higher AnTuTu: 3551073 vs 3030376
- Better Geekbench Single: 4612 vs 3050
- Better Geekbench Multi: 11819 vs 10200
- Higher performance (97/100 vs 92/100)
What makes Xiaomi 15 Ultra better?
- Bigger battery: 6000 vs 5567 mAh
- Faster charging: 90W vs 60W
- Better main camera: 50MP vs 48MP
- Faster wireless charging: 50W vs 25W
- Lighter: 225g vs 249g
- Cheaper at launch: $999 vs $1299
- Better camera (87/100 vs 71/100)
- Longer battery life (80/100 vs 67/100)
- Better display (90/100 vs 85/100)
- Better portability (29/100 vs 27/100)
Comparison verdict
Comparing the Apple iPhone 18 Pro Max vs the Xiaomi 15 Ultra, the Xiaomi 15 Ultra scores 5 points higher (85/100 vs 80/100). In the "camera" category, the Xiaomi 15 Ultra leads (87/100 vs 71/100). In the "battery" category, the Xiaomi 15 Ultra leads (80/100 vs 67/100). Value score: Apple iPhone 18 Pro Max — 70/100, Xiaomi 15 Ultra — 80/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Apple iPhone 18 Pro Max is a bit better (97/100 vs 92/100). In the "display" category, the Xiaomi 15 Ultra is a bit better (90/100 vs 85/100). In the "camera" category, the Xiaomi 15 Ultra notably outperforms the Apple iPhone 18 Pro Max (87/100 vs 71/100). In the "battery" category, the Xiaomi 15 Ultra is a bit better (80/100 vs 67/100). In the "portability" category, the Xiaomi 15 Ultra and the Apple iPhone 18 Pro Max are nearly equal (29/100 vs 27/100).
Specs comparison
| Specification | Apple iPhone 18 Pro Max | Xiaomi 15 Ultra | |
|---|---|---|---|
| Processor | Apple A20 Pro | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 3551073 | 3030376 | |
| Geekbench Single | 4612 | 3050 | |
| Geekbench Multi | 11819 | 10200 | |
| Display | 6.9" LTPO Super Retina XDR OLED | 6.7" LTPO AMOLED | |
| Resolution | 1320x2868 | 3200x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 5567 mAh | 6000 mAh | |
| Charging | 60W | 90W | |
| Wireless charging | 25W | 50W | |
| DXOMark (camera) | — | 159 | |
| Main camera | 48 MP | 50 MP | |
| Ultrawide | 48 MP | 50 MP | |
| Telephoto | 48 MP | 50 MP | |
| Front camera | 18 MP | 32 MP | |
| RAM | 12GB | 16GB | |
| Storage | 256GB / 512GB / 1TB / 2TB | 256GB / 512GB / 1TB | |
| OS | iOS 27 | Android 15 / HyperOS 2 | |
| Brightness (peak) | 3000 nits | 3200 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 163.4×78.0×8.8 mm | 161.3×75.3×9.4 mm | |
| Weight | 249 g | 225 g | |
| Launch price | $1299 | $999 |
Camera comparison
Apple iPhone 18 Pro Max
- Main: 48MP f/1.48
- Ultrawide: 48MP
- Telephoto: 48MP
- Front: 18MP
Xiaomi 15 Ultra
- Main: 50MP f/1.63
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
Apple iPhone 18 Pro Max
- 6.9" LTPO Super Retina XDR OLED
- Resolution: 1320x2868
- Refresh rate: 120 Hz
Xiaomi 15 Ultra
- 6.7" LTPO AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Battery and charging
Apple iPhone 18 Pro Max
- 5567 mAh
- Wired: 60W
- Wireless: 25W
Xiaomi 15 Ultra
- 6000 mAh
- NanoReview test: web browsing 12:19 hrs, total 30:03 hrs
- Wired: 90W
- Wireless: 50W
Overall performance score
We compared Apple iPhone 18 Pro Max and Xiaomi 15 Ultra, covering their specs and all relevant benchmarks.
Apple iPhone 18 Pro Max leads Xiaomi 15 Ultra by 17.2% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $300. Xiaomi 15 Ultra was $300 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Apple iPhone 18 Pro Max is a bit better (97/100 vs 92/100).
display
In the "display" category, the Xiaomi 15 Ultra is a bit better (90/100 vs 85/100).
camera
In the "camera" category, the Xiaomi 15 Ultra notably outperforms the Apple iPhone 18 Pro Max (87/100 vs 71/100).
battery
In the "battery" category, the Xiaomi 15 Ultra is a bit better (80/100 vs 67/100).
portability
In the "portability" category, the Xiaomi 15 Ultra and the Apple iPhone 18 Pro Max are nearly equal (29/100 vs 27/100).
Frequently asked questions
Which is better: the Apple iPhone 18 Pro Max or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra edges out the Apple iPhone 18 Pro Max by just 5 points — the two devices are very close in overall level.
What is the rating of the Apple iPhone 18 Pro Max and the Xiaomi 15 Ultra?
The Apple iPhone 18 Pro Max has a MobileRank rating of 80/100, the Xiaomi 15 Ultra — 85/100.
Which has the better camera: the Apple iPhone 18 Pro Max or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra leads on camera score (87/100 vs 71/100).
Which is more powerful: the Apple iPhone 18 Pro Max or the Xiaomi 15 Ultra?
The Apple iPhone 18 Pro Max leads on performance (97/100 vs 92/100).
Should you choose the Apple iPhone 18 Pro Max over the Xiaomi 15 Ultra?
The Apple iPhone 18 Pro Max is a better fit for gamers and power users. The Xiaomi 15 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.