Redmi Note 15 vs Samsung Galaxy Z Fold8 Ultra
The Redmi Note 15 (2026) runs on the Qualcomm Snapdragon 6 Gen 3, while the Samsung Galaxy Z Fold8 Ultra (2026) runs on the Snapdragon 8 Elite Gen 5; launch prices were $229 and $2199. By overall MobileRank rating, the Samsung Galaxy Z Fold8 Ultra leads — 77/100 vs 57/100 (a 20-point difference). Key differences: the Redmi Note 15 has the bigger battery (5520 mAh vs 5000); the main camera is 108 MP vs 200 MP; the Samsung Galaxy Z Fold8 Ultra is faster in AnTuTu (3,453,998 vs 840,353); the Redmi Note 15 is noticeably lighter (178g vs 215g).
Profile comparison
Category scores
Redmi Note 15
Samsung Galaxy Z Fold8 Ultra
What makes Redmi Note 15 better?
- Bigger battery: 5520 vs 5000 mAh
- Lighter: 178g vs 215g
- Cheaper at launch: $229 vs $2199
- Better display (79/100 vs 78/100)
- Better portability (79/100 vs 44/100)
What makes Samsung Galaxy Z Fold8 Ultra better?
- Higher AnTuTu: 3453998 vs 840353
- Better Geekbench Single: 3639 vs 1013
- Better Geekbench Multi: 11047 vs 3000
- Faster charging: 60W vs 45W
- Better main camera: 200MP vs 108MP
- Higher performance (96/100 vs 55/100)
- Better camera (67/100 vs 46/100)
- Longer battery life (61/100 vs 54/100)
Comparison verdict
Comparing the Redmi Note 15 vs the Samsung Galaxy Z Fold8 Ultra, the Samsung Galaxy Z Fold8 Ultra scores 20 points higher (77/100 vs 57/100). In the "performance" category, the Samsung Galaxy Z Fold8 Ultra leads (96/100 vs 55/100). In the "camera" category, the Samsung Galaxy Z Fold8 Ultra leads (67/100 vs 46/100). Value score: Redmi Note 15 — 68/100, Samsung Galaxy Z Fold8 Ultra — 62/100; 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 Z Fold8 Ultra significantly outperforms the Redmi Note 15 (96/100 vs 55/100). In the "display" category, the Redmi Note 15 and the Samsung Galaxy Z Fold8 Ultra are nearly equal (79/100 vs 78/100). In the "camera" category, the Samsung Galaxy Z Fold8 Ultra notably outperforms the Redmi Note 15 (67/100 vs 46/100). In the "battery" category, the Samsung Galaxy Z Fold8 Ultra is a bit better (61/100 vs 54/100). In the "portability" category, the Redmi Note 15 significantly outperforms the Samsung Galaxy Z Fold8 Ultra (79/100 vs 44/100).
Specs comparison
| Specification | Redmi Note 15 | Samsung Galaxy Z Fold8 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 6 Gen 3 | Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 840353 | 3453998 | |
| Geekbench Single | 1013 | 3639 | |
| Geekbench Multi | 3000 | 11047 | |
| Display | 6.8" AMOLED | 8.0" Foldable Dynamic LTPO AMOLED 2X | |
| Resolution | 2392x1080 | 1968x2184 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 5520 mAh | 5000 mAh | |
| Charging | 45W | 60W | |
| Wireless charging | 0W | 25W | |
| Main camera | 108 MP | 200 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 0 MP | 10 MP | |
| Front camera | 20 MP | 10 MP | |
| RAM | 8GB / 12GB | 12GB / 16GB | |
| Storage | 256GB / 512GB | 256GB / 512GB / 1TB | |
| OS | Android 15 | Android 16 / One UI 8.5 | |
| Brightness (peak) | 3200 nits | — | |
| NFC | yes | yes | |
| Protection | IP66 | IP48 | |
| Dimensions | 164.0×75.4×7.4 mm | — | |
| Weight | 178 g | 215 g | |
| Launch price | $229 | $2199 |
Camera comparison
Redmi Note 15
- Main: 108MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Samsung Galaxy Z Fold8 Ultra
- Main: 200MP f/1.7
- Ultrawide: 50MP
- Telephoto: 10MP
- Front: 10MP
Display comparison
Redmi Note 15
- 6.8" AMOLED
- Resolution: 2392x1080
- Refresh rate: 120 Hz
Samsung Galaxy Z Fold8 Ultra
- 8.0" Foldable Dynamic LTPO AMOLED 2X
- Resolution: 1968x2184
- Refresh rate: 120 Hz
Battery and charging
Redmi Note 15
- 5520 mAh
- Wired: 45W
- No wireless charging
Samsung Galaxy Z Fold8 Ultra
- 5000 mAh
- Wired: 60W
- Wireless: 25W
Overall performance score
We compared Redmi Note 15 and Samsung Galaxy Z Fold8 Ultra, covering their specs and all relevant benchmarks.
Samsung Galaxy Z Fold8 Ultra leads Redmi Note 15 by 75.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $1970. Redmi Note 15 was $1970 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Samsung Galaxy Z Fold8 Ultra significantly outperforms the Redmi Note 15 (96/100 vs 55/100).
display
In the "display" category, the Redmi Note 15 and the Samsung Galaxy Z Fold8 Ultra are nearly equal (79/100 vs 78/100).
camera
In the "camera" category, the Samsung Galaxy Z Fold8 Ultra notably outperforms the Redmi Note 15 (67/100 vs 46/100).
battery
In the "battery" category, the Samsung Galaxy Z Fold8 Ultra is a bit better (61/100 vs 54/100).
portability
In the "portability" category, the Redmi Note 15 significantly outperforms the Samsung Galaxy Z Fold8 Ultra (79/100 vs 44/100).
Frequently asked questions
Which is better: the Redmi Note 15 or the Samsung Galaxy Z Fold8 Ultra?
The Samsung Galaxy Z Fold8 Ultra significantly outperforms the Redmi Note 15 by 20 points (77/100 vs 57/100).
What is the rating of the Redmi Note 15 and the Samsung Galaxy Z Fold8 Ultra?
The Redmi Note 15 has a MobileRank rating of 57/100, the Samsung Galaxy Z Fold8 Ultra — 77/100.
Which has the better camera: the Redmi Note 15 or the Samsung Galaxy Z Fold8 Ultra?
The Samsung Galaxy Z Fold8 Ultra leads on camera score (67/100 vs 46/100).
Which is more powerful: the Redmi Note 15 or the Samsung Galaxy Z Fold8 Ultra?
The Samsung Galaxy Z Fold8 Ultra leads on performance (96/100 vs 55/100).
Should you choose the Redmi Note 15 over the Samsung Galaxy Z Fold8 Ultra?
The Samsung Galaxy Z Fold8 Ultra is a better fit for gamers and power users.