Redmi 15C vs Samsung Galaxy S26 Ultra
The Redmi 15C (2025) runs on the MediaTek Helio G81 Ultra, while the Samsung Galaxy S26 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; launch prices were $120 and $1299. By overall MobileRank rating, the Samsung Galaxy S26 Ultra leads — 84/100 vs 38/100 (a 46-point difference). Key differences: the Redmi 15C has the bigger battery (6000 mAh vs 5000); the main camera is 50 MP vs 200 MP; the Samsung Galaxy S26 Ultra is faster in AnTuTu (3,939,244 vs 358,608).
Profile comparison
Category scores
Redmi 15C
Samsung Galaxy S26 Ultra
What makes Redmi 15C better?
- Bigger battery: 6000 vs 5000 mAh
- Lighter: 205g vs 214g
- Cheaper at launch: $120 vs $1299
- Better portability (56/100 vs 51/100)
What makes Samsung Galaxy S26 Ultra better?
- Higher AnTuTu: 3939244 vs 358608
- Better Geekbench Single: 3601 vs 432
- Better Geekbench Multi: 10686 vs 1416
- Faster charging: 60W vs 33W
- Better main camera: 200MP vs 50MP
- Higher performance (97/100 vs 30/100)
- Better camera (86/100 vs 30/100)
- Longer battery life (61/100 vs 53/100)
- Better display (88/100 vs 55/100)
Comparison verdict
Comparing the Redmi 15C vs the Samsung Galaxy S26 Ultra, the Samsung Galaxy S26 Ultra scores 46 points higher (84/100 vs 38/100). In the "performance" category, the Samsung Galaxy S26 Ultra leads (97/100 vs 30/100). In the "camera" category, the Samsung Galaxy S26 Ultra leads (86/100 vs 30/100). Value score: Redmi 15C — 58/100, Samsung Galaxy S26 Ultra — 78/100; 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 Samsung Galaxy S26 Ultra significantly outperforms the Redmi 15C (97/100 vs 30/100). In the "display" category, the Samsung Galaxy S26 Ultra significantly outperforms the Redmi 15C (88/100 vs 55/100). In the "camera" category, the Samsung Galaxy S26 Ultra significantly outperforms the Redmi 15C (86/100 vs 30/100). In the "battery" category, the Samsung Galaxy S26 Ultra is a bit better (61/100 vs 53/100). In the "portability" category, the Redmi 15C is a bit better (56/100 vs 51/100).
Specs comparison
| Specification | Redmi 15C | Samsung Galaxy S26 Ultra | |
|---|---|---|---|
| Processor | MediaTek Helio G81 Ultra | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 358608 | 3939244 | |
| Geekbench Single | 432 | 3601 | |
| Geekbench Multi | 1416 | 10686 | |
| Display | 6.9" IPS LCD | 6.9" Dynamic AMOLED 2X | |
| Resolution | 1600x720 | 3120x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6000 mAh | 5000 mAh | |
| Charging | 33W | 60W | |
| Wireless charging | 0W | 25W | |
| DXOMark (camera) | — | 157 | |
| Main camera | 50 MP | 200 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 8 MP | 12 MP | |
| RAM | 4GB / 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Xiaomi HyperOS 2 | Android 16 / One UI 8.5 | |
| Brightness (peak) | 810 nits | 2600 nits | |
| NFC | yes | yes | |
| Protection | IP64 | IP68 | |
| Dimensions | 171.6×79.5×8.0 mm | 163.6×78.1×7.9 mm | |
| Weight | 205 g | 214 g | |
| Launch price | $120 | $1299 |
Camera comparison
Redmi 15C
- Main: 50MP f/1.8
- Front: 8MP
Samsung Galaxy S26 Ultra
- Main: 200MP f/1.7
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 12MP
Display comparison
Redmi 15C
- 6.9" IPS LCD
- Resolution: 1600x720
- Refresh rate: 120 Hz
Samsung Galaxy S26 Ultra
- 6.9" Dynamic AMOLED 2X
- Resolution: 3120x1440
- Refresh rate: 120 Hz
Battery and charging
Redmi 15C
- 6000 mAh
- Wired: 33W
- No wireless charging
Samsung Galaxy S26 Ultra
- 5000 mAh
- NanoReview test: web browsing 10:12 hrs, total 28:50 hrs
- Wired: 60W
- Wireless: 25W
Overall performance score
We compared Redmi 15C and Samsung Galaxy S26 Ultra, covering their specs and all relevant benchmarks.
Samsung Galaxy S26 Ultra leads Redmi 15C by 90.9% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $1179. Redmi 15C was $1179 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Samsung Galaxy S26 Ultra significantly outperforms the Redmi 15C (97/100 vs 30/100).
display
In the "display" category, the Samsung Galaxy S26 Ultra significantly outperforms the Redmi 15C (88/100 vs 55/100).
camera
In the "camera" category, the Samsung Galaxy S26 Ultra significantly outperforms the Redmi 15C (86/100 vs 30/100).
battery
In the "battery" category, the Samsung Galaxy S26 Ultra is a bit better (61/100 vs 53/100).
portability
In the "portability" category, the Redmi 15C is a bit better (56/100 vs 51/100).
Frequently asked questions
Which is better: the Redmi 15C or the Samsung Galaxy S26 Ultra?
The Samsung Galaxy S26 Ultra significantly outperforms the Redmi 15C by 46 points (84/100 vs 38/100).
What is the rating of the Redmi 15C and the Samsung Galaxy S26 Ultra?
The Redmi 15C has a MobileRank rating of 38/100, the Samsung Galaxy S26 Ultra — 84/100.
Which has the better camera: the Redmi 15C or the Samsung Galaxy S26 Ultra?
The Samsung Galaxy S26 Ultra leads on camera score (86/100 vs 30/100).
Which is more powerful: the Redmi 15C or the Samsung Galaxy S26 Ultra?
The Samsung Galaxy S26 Ultra leads on performance (97/100 vs 30/100).
Should you choose the Redmi 15C over the Samsung Galaxy S26 Ultra?
The Samsung Galaxy S26 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, budget-conscious buyers.