Xiaomi 15 Ultra vs Xiaomi Mi 9
The Xiaomi 15 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Xiaomi Mi 9 (2019) runs on the Qualcomm Snapdragon 855; launch prices were $999 and $400. By overall MobileRank rating, the Xiaomi 15 Ultra leads — 85/100 vs 47/100 (a 38-point difference). Key differences: the Xiaomi 15 Ultra has the bigger battery (6000 mAh vs 3300); the main camera is 50 MP vs 48 MP; the Xiaomi 15 Ultra is faster in AnTuTu (3,030,376 vs 824,513); the Xiaomi Mi 9 is noticeably lighter (173g vs 225g).
Profile comparison
Category scores
Xiaomi 15 Ultra
Xiaomi Mi 9
What makes Xiaomi 15 Ultra better?
- Higher AnTuTu: 3030376 vs 824513
- Better Geekbench Single: 3050 vs 968
- Better Geekbench Multi: 10200 vs 2731
- Bigger battery: 6000 vs 3300 mAh
- Faster charging: 90W vs 27W
- Better main camera: 50MP vs 48MP
- Higher refresh rate: 120Hz vs 60Hz
- Faster wireless charging: 50W vs 20W
- Higher performance (92/100 vs 54/100)
- Better camera (87/100 vs 44/100)
- Longer battery life (80/100 vs 22/100)
- Better display (90/100 vs 56/100)
What makes Xiaomi Mi 9 better?
- Lighter: 173g vs 225g
- Cheaper at launch: $400 vs $999
- Better portability (79/100 vs 29/100)
Comparison verdict
Comparing the Xiaomi 15 Ultra vs the Xiaomi Mi 9, the Xiaomi 15 Ultra scores 38 points higher (85/100 vs 47/100). In the "performance" category, the Xiaomi 15 Ultra leads (92/100 vs 54/100). In the "camera" category, the Xiaomi 15 Ultra leads (87/100 vs 44/100). In the "battery" category, the Xiaomi 15 Ultra leads (80/100 vs 22/100). Value score: Xiaomi 15 Ultra — 80/100, Xiaomi Mi 9 — 22/100; 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 Xiaomi 15 Ultra significantly outperforms the Xiaomi Mi 9 (92/100 vs 54/100). In the "display" category, the Xiaomi 15 Ultra significantly outperforms the Xiaomi Mi 9 (90/100 vs 56/100). In the "camera" category, the Xiaomi 15 Ultra significantly outperforms the Xiaomi Mi 9 (87/100 vs 44/100). In the "battery" category, the Xiaomi 15 Ultra significantly outperforms the Xiaomi Mi 9 (80/100 vs 22/100). In the "portability" category, the Xiaomi Mi 9 significantly outperforms the Xiaomi 15 Ultra (79/100 vs 29/100).
Specs comparison
| Specification | Xiaomi 15 Ultra | Xiaomi Mi 9 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 855 | |
| AnTuTu | 3030376 | 824513 | |
| Geekbench Single | 3050 | 968 | |
| Geekbench Multi | 10200 | 2731 | |
| Display | 6.7" LTPO AMOLED | 6.4" AMOLED | |
| Resolution | 3200x1440 | 2340x1080 | |
| Refresh rate | 120 Hz | 60 Hz | |
| Battery | 6000 mAh | 3300 mAh | |
| Charging | 90W | 27W | |
| Wireless charging | 50W | 20W | |
| DXOMark (camera) | 159 | — | |
| Main camera | 50 MP | 48 MP | |
| Ultrawide | 50 MP | 16 MP | |
| Telephoto | 50 MP | 12 MP | |
| Front camera | 32 MP | 20 MP | |
| RAM | 16GB | 6GB / 8GB | |
| Storage | 256GB / 512GB / 1TB | 64GB / 128GB | |
| OS | Android 15 / HyperOS 2 | Android 9 | |
| Brightness (peak) | 3200 nits | — | |
| NFC | yes | yes | |
| Protection | IP68 | — | |
| Dimensions | 161.3×75.3×9.4 mm | 157.5×74.7×7.6 mm | |
| Weight | 225 g | 173 g | |
| Launch price | $999 | $400 |
Camera comparison
Xiaomi 15 Ultra
- Main: 50MP f/1.63
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Xiaomi Mi 9
- Main: 48MP f/1.75
- Ultrawide: 16MP
- Telephoto: 12MP
- Front: 20MP
Display comparison
Xiaomi 15 Ultra
- 6.7" LTPO AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Xiaomi Mi 9
- 6.4" AMOLED
- Resolution: 2340x1080
- Refresh rate: 60 Hz
Battery and charging
Xiaomi 15 Ultra
- 6000 mAh
- NanoReview test: web browsing 12:19 hrs, total 30:03 hrs
- Wired: 90W
- Wireless: 50W
Xiaomi Mi 9
- 3300 mAh
- Wired: 27W
- Wireless: 20W
Overall performance score
We compared Xiaomi 15 Ultra and Xiaomi Mi 9, covering their specs and all relevant benchmarks.
Xiaomi 15 Ultra leads Xiaomi Mi 9 by 267.5% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $599. Xiaomi Mi 9 was $599 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Xiaomi 15 Ultra significantly outperforms the Xiaomi Mi 9 (92/100 vs 54/100).
display
In the "display" category, the Xiaomi 15 Ultra significantly outperforms the Xiaomi Mi 9 (90/100 vs 56/100).
camera
In the "camera" category, the Xiaomi 15 Ultra significantly outperforms the Xiaomi Mi 9 (87/100 vs 44/100).
battery
In the "battery" category, the Xiaomi 15 Ultra significantly outperforms the Xiaomi Mi 9 (80/100 vs 22/100).
portability
In the "portability" category, the Xiaomi Mi 9 significantly outperforms the Xiaomi 15 Ultra (79/100 vs 29/100).
Frequently asked questions
Which is better: the Xiaomi 15 Ultra or the Xiaomi Mi 9?
The Xiaomi 15 Ultra significantly outperforms the Xiaomi Mi 9 by 38 points (85/100 vs 47/100).
What is the rating of the Xiaomi 15 Ultra and the Xiaomi Mi 9?
The Xiaomi 15 Ultra has a MobileRank rating of 85/100, the Xiaomi Mi 9 — 47/100.
Which has the better camera: the Xiaomi 15 Ultra or the Xiaomi Mi 9?
The Xiaomi 15 Ultra leads on camera score (87/100 vs 44/100).
Which is more powerful: the Xiaomi 15 Ultra or the Xiaomi Mi 9?
The Xiaomi 15 Ultra leads on performance (92/100 vs 54/100).
Should you choose the Xiaomi 15 Ultra over the Xiaomi Mi 9?
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.