Samsung Galaxy A51 vs Xiaomi 15
20Performance76.7
30.8Display64.5
34.7Camera64.7
29.4Battery83.5
33.3Features78.7
4 spec wins — Samsung Galaxy A5114 spec wins — Xiaomi 15
InnoReviews verdict
Xiaomi 15 wins this phone face-off, 73.4 to 28.3, pulling ahead mainly in performance (+57) and battery (+54). Samsung Galaxy A51 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 A51
- 10% lower weight: 172 g vs 191 g
- Has 3.5mm jack — the other doesn't
Reasons to pick the Xiaomi 15
- Stronger performance score: 77 vs 20
- Stronger display score: 65 vs 31
- Stronger camera score: 65 vs 35
- Stronger battery score: 84 vs 29
- Stronger features score: 79 vs 33
Display
| Spec | Samsung Galaxy A51 | Xiaomi 15 |
|---|---|---|
| Screen size | 6.5 ″+2% | 6.36 ″ |
| Panel type | Super AMOLED | LTPO AMOLED |
| Resolution | 2400x1080 | 1200x2670 |
| Pixel density | 405 ppi | 460 ppi+14% |
| Refresh rate | 60 Hz | 120 Hz+100% |
| Peak brightness | — | 3,200 nits |
Performance
| Spec | Samsung Galaxy A51 | Xiaomi 15 |
|---|---|---|
| Chipset | Samsung Exynos 9611 | Snapdragon 8 Elite |
| AnTuTuDifferent AnTuTu versions — not compared | 215,000 | 2,914,100Top 17% |
| AnTuTu 11 (CPU) | — | 874,340Top 14% |
| AnTuTu 11 (GPU) | — | 1,069,991Top 17% |
| AnTuTu 11 (Memory) | — | 379,667Top 20% |
| AnTuTu 11 (UX) | — | 590,102Top 20% |
| Geekbench 6 (single) | 350Bottom 1% | 2,972+749%Top 15% |
| Geekbench 6 (multi) | 1,250Bottom 1% | 9,330+646%Top 12% |
| Wild Life Extreme stability | — | 89 %Top 50% |
| RAM (max) | 6 GB | 12 GB+100% |
| Storage options | 64GB / 128GB | 256/512GB |
| Storage type | UFS 2.0 | UFS 4.0 |
Camera
| Spec | Samsung Galaxy A51 | Xiaomi 15 |
|---|---|---|
| Main camera | 48 MP | 50 MP+4% |
| Main aperture | f/2.0 | f/1.62 |
| Ultra-wide | 12 MP | 50 MP+317% |
| Telephoto | — | 50 MP |
| Optical zoom | — | 2.6 x |
| Max video | 4K@30fps | 8K@30fps |
| Front camera | 32 MP | 32 MP |
| OIS | No | Yes |
Battery
| Spec | Samsung Galaxy A51 | Xiaomi 15 |
|---|---|---|
| Capacity | 4,000 mAh | 5,240 mAh+31% |
| Wired charging | 15 W | 90 W+500% |
| Wireless charging | — | 50 W |
| Active use endurance | — | 16.5 h |
Design
| Spec | Samsung Galaxy A51 | Xiaomi 15 |
|---|---|---|
| Weight | 172 g+10% | 191 g |
| Thickness | 7.9 mm+2% | 8.1 mm |
| IP rating | — | IP68 |
| Frame material | Plastic | Aluminum |
Connectivity
| Spec | Samsung Galaxy A51 | Xiaomi 15 |
|---|---|---|
| 5G | No | Yes |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 7 |
| Bluetooth | 5.0 | 6.0 |
| NFC | Yes | Yes |
| USB | USB-C 2.0 | USB-C 3.2 |
| eSIM | No | Yes |
Software
| Spec | Samsung Galaxy A51 | Xiaomi 15 |
|---|---|---|
| OS at launch | Android 10 (One UI 2) | Android 15 (HyperOS 2) |
| OS update pledge | 3 years | 4 years+33% |
Audio
| Spec | Samsung Galaxy A51 | Xiaomi 15 |
|---|---|---|
| Stereo speakers | No | Yes |
| 3.5mm jack | Yes | No |