Redmi K80 Ultra vs Samsung Galaxy S23 Ultra
The Redmi K80 Ultra (2025) runs on the MediaTek Dimensity 9400+, while the Samsung Galaxy S23 Ultra (2023) runs on the Qualcomm Snapdragon 8 Gen 2; launch prices were $350 and $1199. By overall MobileRank rating, the Redmi K80 Ultra leads — 73/100 vs 70/100 (a 3-point difference). Key differences: the Redmi K80 Ultra has the bigger battery (7410 mAh vs 5000); the main camera is 50 MP vs 200 MP; the Redmi K80 Ultra is faster in AnTuTu (2,876,004 vs 1,681,378); the Redmi K80 Ultra is noticeably lighter (219g vs 234g).
Redmi K80 Ultra
Samsung Galaxy S23 Ultra
- Higher AnTuTu: 2876004 vs 1681378
- Better Geekbench Single: 2729 vs 2004
- Better Geekbench Multi: 8430 vs 5311
- Bigger battery: 7410 vs 5000 mAh
- Faster charging: 100W vs 45W
- Higher refresh rate: 144Hz vs 120Hz
- Lighter: 219g vs 234g
- Cheaper at launch: $350 vs $1199
- Higher performance (89/100 vs 75/100)
- Longer battery life (86/100 vs 56/100)
- Better display (94/100 vs 88/100)
- Better portability (40/100 vs 29/100)
- Better main camera: 200MP vs 50MP
- Better camera (73/100 vs 37/100)
Comparing the Redmi K80 Ultra vs the Samsung Galaxy S23 Ultra, the Redmi K80 Ultra scores 3 points higher (73/100 vs 70/100). In the "performance" category, the Redmi K80 Ultra leads (89/100 vs 75/100). In the "camera" category, the Samsung Galaxy S23 Ultra leads (73/100 vs 37/100). In the "battery" category, the Redmi K80 Ultra leads (86/100 vs 56/100). Value score: Redmi K80 Ultra — 86/100, Samsung Galaxy S23 Ultra — 50/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Redmi K80 Ultra is a bit better (89/100 vs 75/100). In the "display" category, the Redmi K80 Ultra is a bit better (94/100 vs 88/100). In the "camera" category, the Samsung Galaxy S23 Ultra significantly outperforms the Redmi K80 Ultra (73/100 vs 37/100). In the "battery" category, the Redmi K80 Ultra significantly outperforms the Samsung Galaxy S23 Ultra (86/100 vs 56/100). In the "portability" category, the Redmi K80 Ultra is a bit better (40/100 vs 29/100).
| Specification | Redmi K80 Ultra | Samsung Galaxy S23 Ultra | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9400+ | Qualcomm Snapdragon 8 Gen 2 | |
| AnTuTu | 2876004 | 1681378 | |
| Geekbench Single | 2729 | 2004 | |
| Geekbench Multi | 8430 | 5311 | |
| Display | 6.8" OLED | 6.8" AMOLED | |
| Resolution | 1280x2772 | 1440x3088 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7410 mAh | 5000 mAh | |
| Charging | 100W | 45W | |
| Wireless charging | — | 15W | |
| DXOMark (camera) | — | 140 | |
| Main camera | 50 MP | 200 MP | |
| Ultrawide | 8 MP | 12 MP | |
| Telephoto | 0 MP | 10 MP | |
| Front camera | 20 MP | 12 MP | |
| RAM | 12GB / 16GB | 8GB / 12GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 15 | Android 13, up to 4 major Android upgrades, One UI 8 | |
| Brightness (peak) | 3200 nits | 1750 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | — | 163.4×78.1×8.9 mm | |
| Weight | 219 g | 234 g | |
| Launch price | $350 | $1199 |
Redmi K80 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 8MP
- Front: 20MP
Samsung Galaxy S23 Ultra
- Main: 200MP
- Ultrawide: 12MP
- Telephoto: 10MP
- Front: 12MP
Redmi K80 Ultra
- 6.8" OLED
- Resolution: 1280x2772
- Refresh rate: 144 Hz
Samsung Galaxy S23 Ultra
- 6.8" AMOLED
- Resolution: 1440x3088
- Refresh rate: 120 Hz
Redmi K80 Ultra
- 7410 mAh
- Wired: 100W
- Wireless charging: no data
Samsung Galaxy S23 Ultra
- 5000 mAh
- Wired: 45W
- Wireless: 15W
We compared Redmi K80 Ultra and Samsung Galaxy S23 Ultra, covering their specs and all relevant benchmarks.
Redmi K80 Ultra leads Samsung Galaxy S23 Ultra by 71.1% in our overall performance rating.
Launch price difference: $849. Redmi K80 Ultra was $849 cheaper at launch.
performance
In the "performance" category, the Redmi K80 Ultra is a bit better (89/100 vs 75/100).
display
In the "display" category, the Redmi K80 Ultra is a bit better (94/100 vs 88/100).
camera
In the "camera" category, the Samsung Galaxy S23 Ultra significantly outperforms the Redmi K80 Ultra (73/100 vs 37/100).
battery
In the "battery" category, the Redmi K80 Ultra significantly outperforms the Samsung Galaxy S23 Ultra (86/100 vs 56/100).
portability
In the "portability" category, the Redmi K80 Ultra is a bit better (40/100 vs 29/100).
Which is better: the Redmi K80 Ultra or the Samsung Galaxy S23 Ultra?
The Redmi K80 Ultra edges out the Samsung Galaxy S23 Ultra by just 3 points — the two devices are very close in overall level.
What is the rating of the Redmi K80 Ultra and the Samsung Galaxy S23 Ultra?
The Redmi K80 Ultra has a MobileRank rating of 73/100, the Samsung Galaxy S23 Ultra — 70/100.
Which has the better camera: the Redmi K80 Ultra or the Samsung Galaxy S23 Ultra?
The Samsung Galaxy S23 Ultra leads on camera score (73/100 vs 37/100).
Which is more powerful: the Redmi K80 Ultra or the Samsung Galaxy S23 Ultra?
The Redmi K80 Ultra leads on performance (89/100 vs 75/100).
Should you choose the Redmi K80 Ultra over the Samsung Galaxy S23 Ultra?
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 S23 Ultra is a better fit for active users.