Samsung Galaxy S24 Ultra vs Xiaomi 15 Ultra
The Samsung Galaxy S24 Ultra (2024) runs on the Qualcomm Snapdragon 8 Gen 3, 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 74/100 (a 11-point difference). Key differences: the Xiaomi 15 Ultra has the bigger battery (6000 mAh vs 5000); the main camera is 200 MP vs 50 MP; the Xiaomi 15 Ultra is faster in AnTuTu (3,030,376 vs 2,173,453); per DXOMark lab testing, the Xiaomi 15 Ultra has the stronger camera (159 vs 144).
Samsung Galaxy S24 Ultra
Xiaomi 15 Ultra
- Better main camera: 200MP vs 50MP
- Better portability (34/100 vs 29/100)
- Higher AnTuTu: 3030376 vs 2173453
- Better Geekbench Single: 3050 vs 2250
- Better Geekbench Multi: 10200 vs 7200
- Bigger battery: 6000 vs 5000 mAh
- Faster charging: 90W vs 45W
- Faster wireless charging: 50W vs 15W
- Lighter: 225g vs 232g
- Cheaper at launch: $999 vs $1299
- Higher performance (92/100 vs 82/100)
- Better camera (87/100 vs 76/100)
- Longer battery life (80/100 vs 56/100)
- Better display (90/100 vs 88/100)
Comparing the Samsung Galaxy S24 Ultra vs the Xiaomi 15 Ultra, the Xiaomi 15 Ultra scores 11 points higher (85/100 vs 74/100). In the "performance" category, the Xiaomi 15 Ultra leads (92/100 vs 82/100). In the "camera" category, the Xiaomi 15 Ultra leads (87/100 vs 76/100). In the "battery" category, the Xiaomi 15 Ultra leads (80/100 vs 56/100). Value score: Samsung Galaxy S24 Ultra — 56/100, Xiaomi 15 Ultra — 82/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Xiaomi 15 Ultra is a bit better (92/100 vs 82/100). In the "display" category, the Xiaomi 15 Ultra and the Samsung Galaxy S24 Ultra are nearly equal (90/100 vs 88/100). In the "camera" category, the Xiaomi 15 Ultra is a bit better (87/100 vs 76/100). In the "battery" category, the Xiaomi 15 Ultra notably outperforms the Samsung Galaxy S24 Ultra (80/100 vs 56/100). In the "portability" category, the Samsung Galaxy S24 Ultra is a bit better (34/100 vs 29/100).
| Specification | Samsung Galaxy S24 Ultra | Xiaomi 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Gen 3 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 2173453 | 3030376 | |
| Geekbench Single | 2250 | 3050 | |
| Geekbench Multi | 7200 | 10200 | |
| Display | 6.8" Dynamic AMOLED 2X | 6.7" LTPO AMOLED | |
| Resolution | 3088x1440 | 3200x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 5000 mAh | 6000 mAh | |
| Charging | 45W | 90W | |
| Wireless charging | 15W | 50W | |
| DXOMark (camera) | 144 | 159 | |
| Main camera | 200 MP | 50 MP | |
| Ultrawide | 12 MP | 50 MP | |
| Telephoto | 50 MP | 50 MP | |
| Front camera | 12 MP | 32 MP | |
| RAM | 12GB | 16GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 14 / One UI 6.1 | Android 15 / HyperOS 2 | |
| Brightness (peak) | 2600 nits | 3200 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 162.3×79.0×8.6 mm | 161.3×75.3×9.4 mm | |
| Weight | 232 g | 225 g | |
| Launch price | $1299 | $999 |
Samsung Galaxy S24 Ultra
- Main: 200MP f/f/1.7
- Ultrawide: 12MP
- Telephoto: 50MP
- Front: 12MP
Xiaomi 15 Ultra
- Main: 50MP f/f/1.63
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Samsung Galaxy S24 Ultra
- 6.8" Dynamic AMOLED 2X
- Resolution: 3088x1440
- Refresh rate: 120 Hz
Xiaomi 15 Ultra
- 6.7" LTPO AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Samsung Galaxy S24 Ultra
- 5000 mAh
- Wired: 45W
- Wireless: 15W
Xiaomi 15 Ultra
- 6000 mAh
- NanoReview test: web browsing 12:19 hrs, total 30:03 hrs
- Wired: 90W
- Wireless: 50W
We compared Samsung Galaxy S24 Ultra and Xiaomi 15 Ultra, covering their specs and all relevant benchmarks.
Xiaomi 15 Ultra leads Samsung Galaxy S24 Ultra by 28.3% in our overall performance rating.
Launch price difference: $300. Xiaomi 15 Ultra was $300 cheaper at launch.
performance
In the "performance" category, the Xiaomi 15 Ultra is a bit better (92/100 vs 82/100).
display
In the "display" category, the Xiaomi 15 Ultra and the Samsung Galaxy S24 Ultra are nearly equal (90/100 vs 88/100).
camera
In the "camera" category, the Xiaomi 15 Ultra is a bit better (87/100 vs 76/100).
battery
In the "battery" category, the Xiaomi 15 Ultra notably outperforms the Samsung Galaxy S24 Ultra (80/100 vs 56/100).
portability
In the "portability" category, the Samsung Galaxy S24 Ultra is a bit better (34/100 vs 29/100).
Which is better: the Samsung Galaxy S24 Ultra or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra is noticeably better than the Samsung Galaxy S24 Ultra — the overall rating gap is 11 points.
What is the rating of the Samsung Galaxy S24 Ultra and the Xiaomi 15 Ultra?
The Samsung Galaxy S24 Ultra has a MobileRank rating of 74/100, the Xiaomi 15 Ultra — 85/100.
Which has the better camera: the Samsung Galaxy S24 Ultra or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra leads on camera score (87/100 vs 76/100).
Which is more powerful: the Samsung Galaxy S24 Ultra or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra leads on performance (92/100 vs 82/100).
Should you choose the Samsung Galaxy S24 Ultra over the Xiaomi 15 Ultra?
The Samsung Galaxy S24 Ultra 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.