Redmi 15 vs Samsung Galaxy S20 Ultra
21.8Performance29.1
50.5Display54
29Camera65.9
66.7Battery55.1
28Features73.3
4 spec wins — Redmi 1513 spec wins — Samsung Galaxy S20 Ultra
InnoReviews verdict
Samsung Galaxy S20 Ultra wins this phone face-off, 51.1 to 38.6, pulling ahead mainly in features (+45) and camera (+37). 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 55
- 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 S20 Ultra
- Stronger performance score: 29 vs 22
- Stronger display score: 54 vs 51
- Stronger camera score: 66 vs 29
- Stronger features score: 73 vs 28
- 400% higher Front camera: 40 MP vs 8 MP
Display
| Spec | Redmi 15 | Samsung Galaxy S20 Ultra |
|---|---|---|
| Screen size | 6.9 ″ | 6.9 ″ |
| Panel type | IPS LCD | AMOLED |
| Resolution | 1080x2340 | 3200x1440 |
| Pixel density | 374 ppi | 511 ppi+37% |
| Refresh rate | 144 Hz+20% | 120 Hz |
| Peak brightness | 850 nits | 1,200 nits+41% |
Performance
| Spec | Redmi 15 | Samsung Galaxy S20 Ultra |
|---|---|---|
| Chipset | Snapdragon 685 | Samsung Exynos 990 |
| AnTuTu | — | 500,000 |
| Geekbench 6 (single) | 474Bottom 9% | 900+90%Bottom 22% |
| Geekbench 6 (multi) | 1,620Bottom 10% | 2,650+64%Bottom 27% |
| Wild Life Extreme stability | 99 %Top 39% | — |
| RAM (max) | 8 GB | 12 GB+50% |
| Storage options | 128/256GB | 128GB / 256GB / 512GB |
| Storage type | UFS 2.2 | UFS 3.0 |
Camera
| Spec | Redmi 15 | Samsung Galaxy S20 Ultra |
|---|---|---|
| Main camera | 50 MP | 108 MP+116% |
| Main aperture | f/1.8 | f/1.8 |
| Ultra-wide | — | 12 MP |
| Telephoto | — | 48 MP |
| Optical zoom | — | 4 x |
| Max video | 1080p@30fps | 8K@24fps |
| Front camera | 8 MP | 40 MP+400% |
| OIS | No | Yes |
Battery
| Spec | Redmi 15 | Samsung Galaxy S20 Ultra |
|---|---|---|
| Capacity | 7,000 mAh+40% | 5,000 mAh |
| Wired charging | 33 W | 45 W+36% |
| Wireless charging | — | 15 W |
Design
| Spec | Redmi 15 | Samsung Galaxy S20 Ultra |
|---|---|---|
| Weight | 214 g+4% | 222 g |
| Thickness | 8.4 mm+5% | 8.8 mm |
| IP rating | IP64 | IP68 |
| Frame material | Plastic | Aluminum |
Connectivity
| Spec | Redmi 15 | Samsung Galaxy S20 Ultra |
|---|---|---|
| 5G | No | Yes |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 6 |
| Bluetooth | 5.0 | 5.0 |
| NFC | Yes | Yes |
| USB | USB-C 2.0 | USB-C 3.2 |
| eSIM | No | Yes |
Software
| Spec | Redmi 15 | Samsung Galaxy S20 Ultra |
|---|---|---|
| OS at launch | Android 15 (HyperOS 2) | Android 10 (One UI 2) |
| OS update pledge | 2 years | 3 years+50% |
Audio
| Spec | Redmi 15 | Samsung Galaxy S20 Ultra |
|---|---|---|
| Stereo speakers | No | Yes |
| 3.5mm jack | No | No |