Redmi K90 Pro Max vs Samsung Galaxy S25 Ultra
The Redmi K90 Pro Max (2025) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Samsung Galaxy S25 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $561 and $1299. By overall MobileRank rating, the Redmi K90 Pro Max leads — 86/100 vs 79/100 (a 7-point difference). Key differences: the Redmi K90 Pro Max has the bigger battery (7560 mAh vs 5000); the main camera is 50 MP vs 200 MP; the Redmi K90 Pro Max is faster in AnTuTu (3,622,315 vs 2,780,751).
Profile comparison
Category scores
Redmi K90 Pro Max
Samsung Galaxy S25 Ultra
What makes Redmi K90 Pro Max better?
- Higher AnTuTu: 3622315 vs 2780751
- Better Geekbench Single: 3639 vs 3100
- Better Geekbench Multi: 11047 vs 9760
- Bigger battery: 7560 vs 5000 mAh
- Faster charging: 100W vs 45W
- Faster wireless charging: 50W vs 15W
- Lighter: 210g vs 218g
- Cheaper at launch: $561 vs $1299
- Higher performance (97/100 vs 91/100)
- Longer battery life (89/100 vs 56/100)
- Better portability (54/100 vs 46/100)
What makes Samsung Galaxy S25 Ultra better?
- Better main camera: 200MP vs 50MP
- Better camera (81/100 vs 78/100)
- Better display (88/100 vs 81/100)
Comparison verdict
Comparing the Redmi K90 Pro Max vs the Samsung Galaxy S25 Ultra, the Redmi K90 Pro Max scores 7 points higher (86/100 vs 79/100). In the "battery" category, the Redmi K90 Pro Max leads (89/100 vs 56/100). Value score: Redmi K90 Pro Max — 90/100, Samsung Galaxy S25 Ultra — 68/100; 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 Redmi K90 Pro Max is a bit better (97/100 vs 91/100). In the "display" category, the Samsung Galaxy S25 Ultra is a bit better (88/100 vs 81/100). In the "camera" category, the Samsung Galaxy S25 Ultra and the Redmi K90 Pro Max are nearly equal (81/100 vs 78/100). In the "battery" category, the Redmi K90 Pro Max significantly outperforms the Samsung Galaxy S25 Ultra (89/100 vs 56/100). In the "portability" category, the Redmi K90 Pro Max is a bit better (54/100 vs 46/100).
Specs comparison
| Specification | Redmi K90 Pro Max | Samsung Galaxy S25 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 3622315 | 2780751 | |
| Geekbench Single | 3639 | 3100 | |
| Geekbench Multi | 11047 | 9760 | |
| Display | 6.9" OLED | 6.9" Dynamic AMOLED 2X | |
| Resolution | 2608x1200 | 3120x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 7560 mAh | 5000 mAh | |
| Charging | 100W | 45W | |
| Wireless charging | 50W | 15W | |
| DXOMark (camera) | — | 151 | |
| Main camera | 50 MP | 200 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 50 MP | 50 MP | |
| Front camera | 32 MP | 12 MP | |
| RAM | 16GB | 12GB / 16GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 16 | Android 15 / One UI 7 | |
| Brightness (peak) | 3500 nits | 2600 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 163.3×77.8×7.9 mm | 162.8×77.6×8.2 mm | |
| Weight | 210 g | 218 g | |
| Launch price | $561 | $1299 |
Camera comparison
Redmi K90 Pro Max
- Main: 50MP f/1.88
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Samsung Galaxy S25 Ultra
- Main: 200MP f/1.7
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 12MP
Display comparison
Redmi K90 Pro Max
- 6.9" OLED
- Resolution: 2608x1200
- Refresh rate: 120 Hz
Samsung Galaxy S25 Ultra
- 6.9" Dynamic AMOLED 2X
- Resolution: 3120x1440
- Refresh rate: 120 Hz
Battery and charging
Redmi K90 Pro Max
- 7560 mAh
- Wired: 100W
- Wireless: 50W
Samsung Galaxy S25 Ultra
- 5000 mAh
- NanoReview test: web browsing 11:10 hrs, total 28:43 hrs
- Wired: 45W
- Wireless: 15W
Overall performance score
We compared Redmi K90 Pro Max and Samsung Galaxy S25 Ultra, covering their specs and all relevant benchmarks.
Redmi K90 Pro Max leads Samsung Galaxy S25 Ultra by 30.3% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $738. Redmi K90 Pro Max was $738 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 Pro Max is a bit better (97/100 vs 91/100).
display
In the "display" category, the Samsung Galaxy S25 Ultra is a bit better (88/100 vs 81/100).
camera
In the "camera" category, the Samsung Galaxy S25 Ultra and the Redmi K90 Pro Max are nearly equal (81/100 vs 78/100).
battery
In the "battery" category, the Redmi K90 Pro Max significantly outperforms the Samsung Galaxy S25 Ultra (89/100 vs 56/100).
portability
In the "portability" category, the Redmi K90 Pro Max is a bit better (54/100 vs 46/100).
Frequently asked questions
Which is better: the Redmi K90 Pro Max or the Samsung Galaxy S25 Ultra?
The Redmi K90 Pro Max edges out the Samsung Galaxy S25 Ultra by just 7 points — the two devices are very close in overall level.
What is the rating of the Redmi K90 Pro Max and the Samsung Galaxy S25 Ultra?
The Redmi K90 Pro Max has a MobileRank rating of 86/100, the Samsung Galaxy S25 Ultra — 79/100.
Which is more powerful: the Redmi K90 Pro Max or the Samsung Galaxy S25 Ultra?
The Redmi K90 Pro Max leads on performance (97/100 vs 91/100).
Should you choose the Redmi K90 Pro Max over the Samsung Galaxy S25 Ultra?
The Redmi K90 Pro Max is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Samsung Galaxy S25 Ultra is a better fit for gamers and power users, mobile photography enthusiasts.