Samsung Galaxy S21 vs Xiaomi 15T
34.4Performance43.5
49.1Display63.7
40.8Camera55.5
36.9Battery76.5
78.7Features100
2 spec wins — Samsung Galaxy S2111 spec wins — Xiaomi 15T
InnoReviews verdict
Xiaomi 15T wins this phone face-off, 62.2 to 43.6, pulling ahead mainly in battery (+40) and features (+21). Samsung Galaxy S21 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Samsung Galaxy S21
- 28% higher telephoto: 64 MP vs 50 MP
- 12% lower weight: 171 g vs 194 g
Reasons to pick the Xiaomi 15T
- Stronger performance score: 44 vs 34
- Stronger display score: 64 vs 49
- Stronger camera score: 56 vs 41
- Stronger battery score: 77 vs 37
- Stronger features score: 100 vs 79
Display
| Spec | Samsung Galaxy S21 | Xiaomi 15T |
|---|---|---|
| Screen size | 6.2 ″ | 6.83 ″+10% |
| Panel type | AMOLED | AMOLED |
| Resolution | 2400x1080 | 1280x2772 |
| Pixel density | 421 ppi | 447 ppi+6% |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,300 nits | 3,200 nits+146% |
Performance
| Spec | Samsung Galaxy S21 | Xiaomi 15T |
|---|---|---|
| Chipset | Samsung Exynos 2100 | MediaTek Dimensity 8400-Ultra |
| AnTuTu | 746,547Bottom 18% | — |
| AnTuTu 11 (CPU) | 252,025Bottom 14% | — |
| AnTuTu 11 (GPU) | 127,819Bottom 35% | — |
| AnTuTu 11 (Memory) | 144,909Bottom 16% | — |
| AnTuTu 11 (UX) | 221,794Bottom 18% | — |
| Geekbench 6 (single) | 1,430Top 46% | 1,632+14%Top 42% |
| Geekbench 6 (multi) | 3,550Bottom 50% | 6,505+83%Top 28% |
| RAM (max) | 8 GB | 12 GB+50% |
| Storage options | 128GB / 256GB | 256/512GB |
| Storage type | UFS 3.1 | UFS 4.1 |
Camera
| Spec | Samsung Galaxy S21 | Xiaomi 15T |
|---|---|---|
| Main camera | 12 MP | 50 MP+317% |
| Main aperture | f/1.8 | f/1.7 |
| Ultra-wide | 12 MP | 12 MP |
| Telephoto | 64 MP+28% | 50 MP |
| Optical zoom | — | 2 x |
| Max video | 8K@24fps | 4K@60fps |
| Front camera | 10 MP | 32 MP+220% |
| OIS | Yes | Yes |
Battery
| Spec | Samsung Galaxy S21 | Xiaomi 15T |
|---|---|---|
| Capacity | 4,000 mAh | 5,500 mAh+38% |
| Wired charging | 25 W | 67 W+168% |
| Wireless charging | 15 W | — |
| Active use endurance | — | 14.9 h |
Design
| Spec | Samsung Galaxy S21 | Xiaomi 15T |
|---|---|---|
| Weight | 171 g+12% | 194 g |
| Thickness | 7.9 mm | 7.5 mm+5% |
| IP rating | IP68 | IP68 |
| Frame material | Aluminum | Plastic |
Connectivity
| Spec | Samsung Galaxy S21 | Xiaomi 15T |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 6 | Wi-Fi 6E |
| Bluetooth | 5.0 | 6.0 |
| NFC | Yes | Yes |
| USB | USB-C 3.2 | USB-C |
| eSIM | Yes | Yes |
Software
| Spec | Samsung Galaxy S21 | Xiaomi 15T |
|---|---|---|
| OS at launch | Android 11 (One UI 3.1) | Android 15 (HyperOS 2) |
| OS update pledge | 4 years | — |
Audio
| Spec | Samsung Galaxy S21 | Xiaomi 15T |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |