Redmi K80 Ultra vs Samsung Galaxy S25
The Redmi K80 Ultra (2025) runs on the MediaTek Dimensity 9400+, while the Samsung Galaxy S25 (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $350 and $799. By overall MobileRank rating, the Redmi K80 Ultra leads — 73/100 vs 66/100 (a 7-point difference). Key differences: the Redmi K80 Ultra has the bigger battery (7410 mAh vs 4000); the Redmi K80 Ultra is faster in AnTuTu (2,876,004 vs 2,615,773); the Samsung Galaxy S25 is noticeably lighter (162g vs 219g).
Redmi K80 Ultra
Samsung Galaxy S25
- Higher AnTuTu: 2876004 vs 2615773
- Bigger battery: 7410 vs 4000 mAh
- Faster charging: 100W vs 25W
- Higher refresh rate: 144Hz vs 120Hz
- Cheaper at launch: $350 vs $799
- Longer battery life (86/100 vs 31/100)
- Better display (94/100 vs 81/100)
- Better Geekbench Single: 3050 vs 2729
- Better Geekbench Multi: 9600 vs 8430
- Lighter: 162g vs 219g
- Higher performance (90/100 vs 89/100)
- Better camera (40/100 vs 37/100)
- Better portability (89/100 vs 40/100)
Comparing the Redmi K80 Ultra vs the Samsung Galaxy S25, the Redmi K80 Ultra scores 7 points higher (73/100 vs 66/100). In the "battery" category, the Redmi K80 Ultra leads (86/100 vs 31/100). Value score: Redmi K80 Ultra — 86/100, Samsung Galaxy S25 — 44/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Samsung Galaxy S25 and the Redmi K80 Ultra are nearly equal (90/100 vs 89/100). In the "display" category, the Redmi K80 Ultra is a bit better (94/100 vs 81/100). In the "camera" category, the Samsung Galaxy S25 and the Redmi K80 Ultra are nearly equal (40/100 vs 37/100). In the "battery" category, the Redmi K80 Ultra significantly outperforms the Samsung Galaxy S25 (86/100 vs 31/100). In the "portability" category, the Samsung Galaxy S25 significantly outperforms the Redmi K80 Ultra (89/100 vs 40/100).
| Specification | Redmi K80 Ultra | Samsung Galaxy S25 | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9400+ | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 2876004 | 2615773 | |
| Geekbench Single | 2729 | 3050 | |
| Geekbench Multi | 8430 | 9600 | |
| Display | 6.8" OLED | 6.2" Dynamic AMOLED 2X | |
| Resolution | 1280x2772 | 2340x1080 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7410 mAh | 4000 mAh | |
| Charging | 100W | 25W | |
| Wireless charging | — | 15W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 12 MP | |
| Telephoto | 0 MP | 10 MP | |
| Front camera | 20 MP | 12 MP | |
| RAM | 12GB / 16GB | 12GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB / 512GB | |
| OS | Android 15 | Android 15 / One UI 7 | |
| Brightness (peak) | 3200 nits | 2600 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | — | 158.4×75.8×7.3 mm | |
| Weight | 219 g | 162 g | |
| Launch price | $350 | $799 |
Redmi K80 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 8MP
- Front: 20MP
Samsung Galaxy S25
- Main: 50MP f/f/1.8
- Ultrawide: 12MP
- Telephoto: 10MP
- Front: 12MP
Redmi K80 Ultra
- 6.8" OLED
- Resolution: 1280x2772
- Refresh rate: 144 Hz
Samsung Galaxy S25
- 6.2" Dynamic AMOLED 2X
- Resolution: 2340x1080
- Refresh rate: 120 Hz
Redmi K80 Ultra
- 7410 mAh
- Wired: 100W
- Wireless charging: no data
Samsung Galaxy S25
- 4000 mAh
- Wired: 25W
- Wireless: 15W
We compared Redmi K80 Ultra and Samsung Galaxy S25, covering their specs and all relevant benchmarks.
Redmi K80 Ultra leads Samsung Galaxy S25 by 9.9% in our overall performance rating.
Launch price difference: $449. Redmi K80 Ultra was $449 cheaper at launch.
performance
In the "performance" category, the Samsung Galaxy S25 and the Redmi K80 Ultra are nearly equal (90/100 vs 89/100).
display
In the "display" category, the Redmi K80 Ultra is a bit better (94/100 vs 81/100).
camera
In the "camera" category, the Samsung Galaxy S25 and the Redmi K80 Ultra are nearly equal (40/100 vs 37/100).
battery
In the "battery" category, the Redmi K80 Ultra significantly outperforms the Samsung Galaxy S25 (86/100 vs 31/100).
portability
In the "portability" category, the Samsung Galaxy S25 significantly outperforms the Redmi K80 Ultra (89/100 vs 40/100).
Which is better: the Redmi K80 Ultra or the Samsung Galaxy S25?
The Redmi K80 Ultra edges out the Samsung Galaxy S25 by just 7 points — the two devices are very close in overall level.
What is the rating of the Redmi K80 Ultra and the Samsung Galaxy S25?
The Redmi K80 Ultra has a MobileRank rating of 73/100, the Samsung Galaxy S25 — 66/100.
Should you choose the Redmi K80 Ultra over the Samsung Galaxy S25?
The Redmi K80 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Samsung Galaxy S25 is a better fit for gamers and power users.