Redmi 15 vs Samsung Galaxy A51
21.8Performance20
50.5Display30.8
29Camera34.7
66.7Battery29.4
28Features33.3
8 spec wins — Redmi 156 spec wins — Samsung Galaxy A51
InnoReviews verdict
Redmi 15 wins this phone face-off, 38.6 to 28.3, pulling ahead mainly in battery (+37) and display (+20). 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 15
- Stronger display score: 51 vs 31
- Stronger battery score: 67 vs 29
- 140% higher Refresh rate: 144 Hz vs 60 Hz
- 120% higher Wired charging: 33 W vs 15 W
- 75% higher capacity: 7,000 mAh vs 4,000 mAh
Reasons to pick the Samsung Galaxy A51
- Stronger camera score: 35 vs 29
- Stronger features score: 33 vs 28
- 300% higher Front camera: 32 MP vs 8 MP
- 50% higher OS update pledge: 3 years vs 2 years
- 20% lower weight: 172 g vs 214 g
Display
| Spec | Redmi 15 | Samsung Galaxy A51 |
|---|---|---|
| Screen size | 6.9 ″+6% | 6.5 ″ |
| Panel type | IPS LCD | Super AMOLED |
| Resolution | 1080x2340 | 2400x1080 |
| Pixel density | 374 ppi | 405 ppi+8% |
| Refresh rate | 144 Hz+140% | 60 Hz |
| Peak brightness | 850 nits | — |
Performance
| Spec | Redmi 15 | Samsung Galaxy A51 |
|---|---|---|
| Chipset | Snapdragon 685 | Samsung Exynos 9611 |
| AnTuTu | — | 215,000 |
| Geekbench 6 (single) | 474+35%Bottom 9% | 350Bottom 1% |
| Geekbench 6 (multi) | 1,620+30%Bottom 10% | 1,250Bottom 1% |
| Wild Life Extreme stability | 99 %Top 39% | — |
| RAM (max) | 8 GB+33% | 6 GB |
| Storage options | 128/256GB | 64GB / 128GB |
| Storage type | UFS 2.2 | UFS 2.0 |
Camera
| Spec | Redmi 15 | Samsung Galaxy A51 |
|---|---|---|
| Main camera | 50 MP+4% | 48 MP |
| Main aperture | f/1.8 | f/2.0 |
| Ultra-wide | — | 12 MP |
| Max video | 1080p@30fps | 4K@30fps |
| Front camera | 8 MP | 32 MP+300% |
| OIS | No | No |
Battery
| Spec | Redmi 15 | Samsung Galaxy A51 |
|---|---|---|
| Capacity | 7,000 mAh+75% | 4,000 mAh |
| Wired charging | 33 W+120% | 15 W |
Design
| Spec | Redmi 15 | Samsung Galaxy A51 |
|---|---|---|
| Weight | 214 g | 172 g+20% |
| Thickness | 8.4 mm | 7.9 mm+6% |
| IP rating | IP64 | — |
| Frame material | Plastic | Plastic |
Connectivity
| Spec | Redmi 15 | Samsung Galaxy A51 |
|---|---|---|
| 5G | No | No |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 5 |
| Bluetooth | 5.0 | 5.0 |
| NFC | Yes | Yes |
| USB | USB-C 2.0 | USB-C 2.0 |
| eSIM | No | No |
Software
| Spec | Redmi 15 | Samsung Galaxy A51 |
|---|---|---|
| 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 A51 |
|---|---|---|
| Stereo speakers | No | No |
| 3.5mm jack | No | Yes |