Redmi K100 Pro Max vs Samsung Galaxy S25 Ultra
The Redmi K100 Pro Max (2026) runs on the Snapdragon 8 Elite Gen 5, while the Samsung Galaxy S25 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $730 and $1299. By overall MobileRank rating, the Redmi K100 Pro Max leads — 93/100 vs 79/100 (a 14-point difference). Key differences: the Redmi K100 Pro Max has the bigger battery (9070 mAh vs 5000); the Redmi K100 Pro Max is faster in AnTuTu (3,722,803 vs 2,780,751).
Profile comparison
Category scores
Redmi K100 Pro Max
Samsung Galaxy S25 Ultra
What makes Redmi K100 Pro Max better?
- Higher AnTuTu: 3722803 vs 2780751
- Better Geekbench Single: 3639 vs 3100
- Better Geekbench Multi: 11047 vs 9760
- Bigger battery: 9070 vs 5000 mAh
- Faster charging: 100W vs 45W
- Higher refresh rate: 185Hz vs 120Hz
- Faster wireless charging: 50W vs 15W
- Cheaper at launch: $730 vs $1299
- Higher performance (97/100 vs 91/100)
- Better camera (90/100 vs 81/100)
- Longer battery life (95/100 vs 56/100)
- Better display (91/100 vs 88/100)
What makes Samsung Galaxy S25 Ultra better?
- Overall rating 79/100
Comparison verdict
Comparing the Redmi K100 Pro Max vs the Samsung Galaxy S25 Ultra, the Redmi K100 Pro Max scores 14 points higher (93/100 vs 79/100). In the "battery" category, the Redmi K100 Pro Max leads (95/100 vs 56/100). Value score: Redmi K100 Pro Max — 100/100, 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 K100 Pro Max is a bit better (97/100 vs 91/100). In the "display" category, the Redmi K100 Pro Max and the Samsung Galaxy S25 Ultra are nearly equal (91/100 vs 88/100). In the "camera" category, the Redmi K100 Pro Max is a bit better (90/100 vs 81/100). In the "battery" category, the Redmi K100 Pro Max significantly outperforms the Samsung Galaxy S25 Ultra (95/100 vs 56/100).
Specs comparison
| Specification | Redmi K100 Pro Max | Samsung Galaxy S25 Ultra | |
|---|---|---|---|
| Processor | Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 3722803 | 2780751 | |
| Geekbench Single | 3639 | 3100 | |
| Geekbench Multi | 11047 | 9760 | |
| Display | 6.9" AMOLED | 6.9" Dynamic AMOLED 2X | |
| Resolution | 1200x2608 | 3120x1440 | |
| Refresh rate | 185 Hz | 120 Hz | |
| Battery | 9070 mAh | 5000 mAh | |
| Charging | 100W | 45W | |
| Wireless charging | 50W | 15W | |
| DXOMark (camera) | — | 151 | |
| Main camera | 200 MP | 200 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 50 MP | 50 MP | |
| Front camera | 32 MP | 12 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 16 | Android 15 / One UI 7 | |
| Brightness (peak) | 4500 nits | 2600 nits | |
| NFC | yes | yes | |
| Protection | IP69 | IP68 | |
| Dimensions | — | 162.8×77.6×8.2 mm | |
| Weight | — | 218 g | |
| Launch price | $730 | $1299 |
Camera comparison
Redmi K100 Pro Max
- Main: 200MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Samsung Galaxy S25 Ultra
- Main: 200MP f/1.7
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 12MP
Display comparison
Redmi K100 Pro Max
- 6.9" AMOLED
- Resolution: 1200x2608
- Refresh rate: 185 Hz
Samsung Galaxy S25 Ultra
- 6.9" Dynamic AMOLED 2X
- Resolution: 3120x1440
- Refresh rate: 120 Hz
Battery and charging
Redmi K100 Pro Max
- 9070 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 K100 Pro Max and Samsung Galaxy S25 Ultra, covering their specs and all relevant benchmarks.
Redmi K100 Pro Max leads Samsung Galaxy S25 Ultra by 33.9% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $569. Redmi K100 Pro Max was $569 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K100 Pro Max is a bit better (97/100 vs 91/100).
display
In the "display" category, the Redmi K100 Pro Max and the Samsung Galaxy S25 Ultra are nearly equal (91/100 vs 88/100).
camera
In the "camera" category, the Redmi K100 Pro Max is a bit better (90/100 vs 81/100).
battery
In the "battery" category, the Redmi K100 Pro Max significantly outperforms the Samsung Galaxy S25 Ultra (95/100 vs 56/100).
Frequently asked questions
Which is better: the Redmi K100 Pro Max or the Samsung Galaxy S25 Ultra?
The Redmi K100 Pro Max is noticeably better than the Samsung Galaxy S25 Ultra — the overall rating gap is 14 points.
What is the rating of the Redmi K100 Pro Max and the Samsung Galaxy S25 Ultra?
The Redmi K100 Pro Max has a MobileRank rating of 93/100, the Samsung Galaxy S25 Ultra — 79/100.
Which has the better camera: the Redmi K100 Pro Max or the Samsung Galaxy S25 Ultra?
The Redmi K100 Pro Max leads on camera score (90/100 vs 81/100).
Which is more powerful: the Redmi K100 Pro Max or the Samsung Galaxy S25 Ultra?
The Redmi K100 Pro Max leads on performance (97/100 vs 91/100).
Should you choose the Redmi K100 Pro Max over the Samsung Galaxy S25 Ultra?
The Redmi K100 Pro Max is a better fit for gamers and power users, mobile photography enthusiasts, 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.