Nothing Phone (3a) vs Samsung Galaxy A51
35.1Performance20
58.8Display30.8
54.7Camera34.7
59.2Battery29.4
73.3Features33.3
13 spec wins — Nothing Phone (3a)5 spec wins — Samsung Galaxy A51
InnoReviews verdict
Nothing Phone (3a) wins this phone face-off, 52.4 to 28.3, pulling ahead mainly in features (+40) and battery (+30). 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 Nothing Phone (3a)
- Stronger performance score: 35 vs 20
- Stronger display score: 59 vs 31
- Stronger camera score: 55 vs 35
- Stronger battery score: 59 vs 29
- Stronger features score: 73 vs 33
Reasons to pick the Samsung Galaxy A51
- 50% higher Ultra-wide: 12 MP vs 8 MP
- 14% lower weight: 172 g vs 201 g
- Has 3.5mm jack — the other doesn't
Display
| Spec | Nothing Phone (3a) | Samsung Galaxy A51 |
|---|---|---|
| Screen size | 6.77 ″+4% | 6.5 ″ |
| Panel type | AMOLED | Super AMOLED |
| Resolution | 1080x2392 | 2400x1080 |
| Pixel density | 387 ppi | 405 ppi+5% |
| Refresh rate | 120 Hz+100% | 60 Hz |
| Peak brightness | 3,000 nits | — |
| Screen-to-body | 87.4 % | — |
Performance
| Spec | Nothing Phone (3a) | Samsung Galaxy A51 |
|---|---|---|
| Chipset | Snapdragon 7s Gen 3 | Samsung Exynos 9611 |
| AnTuTu 10 | 800,000+272%Top 61% | 215,000Top 98% |
| Geekbench 6 (single) | 1,150+229%Top 61% | 350Top 99% |
| Geekbench 6 (multi) | 3,250+160%Top 61% | 1,250Top 100% |
| RAM (max) | 12 GB+100% | 6 GB |
| Storage options | 128/256GB | 64GB / 128GB |
| Storage type | UFS 2.2 | UFS 2.0 |
Camera
| Spec | Nothing Phone (3a) | Samsung Galaxy A51 |
|---|---|---|
| Main camera | 50 MP+4% | 48 MP |
| Main aperture | f/1.88 | f/2.0 |
| Ultra-wide | 8 MP | 12 MP+50% |
| Telephoto | 50 MP | — |
| Optical zoom | 2 x | — |
| Max video | 4K@30fps | 4K@30fps |
| Front camera | 32 MP | 32 MP |
| OIS | Yes | No |
Battery
| Spec | Nothing Phone (3a) | Samsung Galaxy A51 |
|---|---|---|
| Capacity | 5,000 mAh+25% | 4,000 mAh |
| Wired charging | 50 W+233% | 15 W |
| Wireless charging | 0 W | — |
| Active use endurance | 11 h | — |
Design
| Spec | Nothing Phone (3a) | Samsung Galaxy A51 |
|---|---|---|
| Weight | 201 g | 172 g+14% |
| Thickness | 8.4 mm | 7.9 mm+6% |
| IP rating | IP64 | — |
| Frame material | Aluminum | Plastic |
Connectivity
| Spec | Nothing Phone (3a) | Samsung Galaxy A51 |
|---|---|---|
| 5G | Yes | No |
| Wi-Fi | Wi-Fi 6 | Wi-Fi 5 |
| Bluetooth | 5.4 | 5.0 |
| NFC | Yes | Yes |
| USB | USB-C 2.0 | USB-C 2.0 |
| eSIM | Yes | No |
Software
| Spec | Nothing Phone (3a) | Samsung Galaxy A51 |
|---|---|---|
| OS at launch | Android 15 (Nothing OS 3.1) | Android 10 (One UI 2) |
| OS update pledge | 3 years | 3 years |
Audio
| Spec | Nothing Phone (3a) | Samsung Galaxy A51 |
|---|---|---|
| Stereo speakers | Yes | No |
| 3.5mm jack | No | Yes |