REDMI Note 15 vs Samsung Galaxy A51
21.8Performance20
65.5Display30.8
36.4Camera34.7
57.3Battery29.4
60Features33.3
9 spec wins — REDMI Note 155 spec wins — Samsung Galaxy A51
InnoReviews verdict
REDMI Note 15 wins this phone face-off, 44.4 to 28.3, pulling ahead mainly in display (+35) and battery (+28). 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 REDMI Note 15
- Stronger display score: 66 vs 31
- Stronger battery score: 57 vs 29
- Stronger features score: 60 vs 33
- 125% higher Main camera: 108 MP vs 48 MP
- 120% higher Wired charging: 33 W vs 15 W
Reasons to pick the Samsung Galaxy A51
- 60% higher Front camera: 32 MP vs 20 MP
- Has 3.5mm jack — the other doesn't
Display
| Spec | REDMI Note 15 | Samsung Galaxy A51 |
|---|---|---|
| Screen size | 6.77 ″+4% | 6.5 ″ |
| Panel type | AMOLED | Super AMOLED |
| Resolution | 1080x2392 | 2400x1080 |
| Pixel density | 388 ppi | 405 ppi+4% |
| Refresh rate | 120 Hz+100% | 60 Hz |
| Peak brightness | 3,200 nits | — |
| Screen-to-body | 93.7 % | — |
Performance
| Spec | REDMI Note 15 | Samsung Galaxy A51 |
|---|---|---|
| Chipset | MediaTek Helio G100 Ultra | Samsung Exynos 9611 |
| AnTuTu | — | 215,000 |
| Geekbench 6 (single) | 738+111%Bottom 16% | 350Bottom 1% |
| Geekbench 6 (multi) | 1,990+59%Bottom 17% | 1,250Bottom 1% |
| RAM (max) | 8 GB+33% | 6 GB |
| Storage options | 128/256/512GB | 64GB / 128GB |
| Storage type | UFS 2.2 | UFS 2.0 |
Camera
| Spec | REDMI Note 15 | Samsung Galaxy A51 |
|---|---|---|
| Main camera | 108 MP+125% | 48 MP |
| Main aperture | f/1.7 | f/2.0 |
| Ultra-wide | — | 12 MP |
| Max video | 1080p@60fps | 4K@30fps |
| Front camera | 20 MP | 32 MP+60% |
| OIS | No | No |
Battery
| Spec | REDMI Note 15 | Samsung Galaxy A51 |
|---|---|---|
| Capacity | 6,000 mAh+50% | 4,000 mAh |
| Wired charging | 33 W+120% | 15 W |
| Wireless charging | 0 W | — |
Design
| Spec | REDMI Note 15 | Samsung Galaxy A51 |
|---|---|---|
| Weight | 184 g | 172 g+6% |
| Thickness | 7.9 mm | 7.9 mm+1% |
| IP rating | IP64 | — |
| Frame material | Plastic | Plastic |
Connectivity
| Spec | REDMI Note 15 | Samsung Galaxy A51 |
|---|---|---|
| 5G | No | No |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 5 |
| Bluetooth | 5.3 | 5.0 |
| NFC | Yes | Yes |
| USB | USB-C 2.0 | USB-C 2.0 |
| eSIM | No | No |
Software
| Spec | REDMI Note 15 | Samsung Galaxy A51 |
|---|---|---|
| OS at launch | Android 15 (HyperOS 2) | Android 10 (One UI 2) |
| OS update pledge | — | 3 years |
Audio
| Spec | REDMI Note 15 | Samsung Galaxy A51 |
|---|---|---|
| Stereo speakers | Yes | No |
| 3.5mm jack | No | Yes |