Redmi 15 vs Samsung Galaxy Z Fold8 Ultra
21.8Performance64.4
50.5Display60.8
29Camera63.7
66.7Battery56
28Features60
4 spec wins — Redmi 1510 spec wins — Samsung Galaxy Z Fold8 Ultra
InnoReviews verdict
Samsung Galaxy Z Fold8 Ultra wins this phone face-off, 61.4 to 38.6, pulling ahead mainly in performance (+43) and camera (+35). Redmi 15 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Redmi 15
- Stronger battery score: 67 vs 56
- 40% higher capacity: 7,000 mAh vs 5,000 mAh
- 20% higher Refresh rate: 144 Hz vs 120 Hz
Reasons to pick the Samsung Galaxy Z Fold8 Ultra
- Stronger performance score: 64 vs 22
- Stronger display score: 61 vs 51
- Stronger camera score: 64 vs 29
- Stronger features score: 60 vs 28
- 300% higher Main camera: 200 MP vs 50 MP
Display
| Spec | Redmi 15 | Samsung Galaxy Z Fold8 Ultra |
|---|---|---|
| Screen size | 6.9 ″ | 8 ″+16% |
| Panel type | IPS LCD | Foldable Dynamic AMOLED 2X |
| Resolution | 1080x2340 | 2504x2256 |
| Pixel density | 374 ppi | 422 ppi+13% |
| Refresh rate | 144 Hz+20% | 120 Hz |
| Peak brightness | 850 nits | 3,000 nits+253% |
Performance
| Spec | Redmi 15 | Samsung Galaxy Z Fold8 Ultra |
|---|---|---|
| Chipset | Snapdragon 685 | Snapdragon 8 Elite Gen 5 for Galaxy |
| Geekbench 6 (single) | 474Bottom 9% | — |
| Geekbench 6 (multi) | 1,620Bottom 10% | — |
| Wild Life Extreme stability | 99 %Top 39% | — |
| RAM (max) | 8 GB | 16 GB+100% |
| Storage options | 128/256GB | 256/512GB/1TB |
| Storage type | UFS 2.2 | — |
Camera
| Spec | Redmi 15 | Samsung Galaxy Z Fold8 Ultra |
|---|---|---|
| Main camera | 50 MP | 200 MP+300% |
| Main aperture | f/1.8 | f/1.7 |
| Ultra-wide | — | 50 MP |
| Telephoto | — | 10 MP |
| Optical zoom | — | 3 x |
| Max video | 1080p@30fps | 8K |
| Front camera | 8 MP | 10 MP+25% |
| OIS | No | Yes |
Battery
| Spec | Redmi 15 | Samsung Galaxy Z Fold8 Ultra |
|---|---|---|
| Capacity | 7,000 mAh+40% | 5,000 mAh |
| Wired charging | 33 W | 45 W+36% |
| Wireless charging | — | 20 W |
Design
| Spec | Redmi 15 | Samsung Galaxy Z Fold8 Ultra |
|---|---|---|
| Weight | 214 g | 215 g |
| Thickness | 8.4 mm+6% | 8.9 mm |
| IP rating | IP64 | IP48 |
| Frame material | Plastic | Armor Aluminum |
Connectivity
| Spec | Redmi 15 | Samsung Galaxy Z Fold8 Ultra |
|---|---|---|
| 5G | No | Yes |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 7 |
| Bluetooth | 5.0 | 6.0 |
| NFC | Yes | — |
| USB | USB-C 2.0 | USB-C |
| eSIM | No | Yes |
Software
| Spec | Redmi 15 | Samsung Galaxy Z Fold8 Ultra |
|---|---|---|
| OS at launch | Android 15 (HyperOS 2) | Android 17 (One UI 9) |
| OS update pledge | 2 years | — |
Audio
| Spec | Redmi 15 | Samsung Galaxy Z Fold8 Ultra |
|---|---|---|
| Stereo speakers | No | — |
| 3.5mm jack | No | — |
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