OnePlus 12 vs Samsung Galaxy S21
63.5Performance34.4
75.5Display49.1
66Camera40.8
77.5Battery36.9
70.7Features78.7
13 spec wins — OnePlus 123 spec wins — Samsung Galaxy S21
InnoReviews verdict
OnePlus 12 wins this phone face-off, 69.9 to 43.6, pulling ahead mainly in battery (+41) and performance (+29). 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 OnePlus 12
- Stronger performance score: 64 vs 34
- Stronger display score: 76 vs 49
- Stronger camera score: 66 vs 41
- Stronger battery score: 78 vs 37
- 317% higher Main camera: 50 MP vs 12 MP
Reasons to pick the Samsung Galaxy S21
- Stronger features score: 79 vs 71
- 22% lower weight: 171 g vs 220 g
- 14% lower thickness: 7.9 mm vs 9.2 mm
- Has eSIM — the other doesn't
Display
| Spec | OnePlus 12 | Samsung Galaxy S21 |
|---|---|---|
| Screen size | 6.82 ″+10% | 6.2 ″ |
| Panel type | LTPO AMOLED | AMOLED |
| Resolution | 1440x3168 | 2400x1080 |
| Pixel density | 510 ppi+21% | 421 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 4,500 nits+246% | 1,300 nits |
| Screen-to-body | 89.6 % | — |
| AnTuTu 10 (CPU) | — | 252,025Top 94% |
| AnTuTu 10 (GPU) | — | 127,819Top 79% |
| AnTuTu 10 (Memory) | — | 144,909Top 91% |
| AnTuTu 10 (UX) | — | 221,794Top 88% |
Performance
| Spec | OnePlus 12 | Samsung Galaxy S21 |
|---|---|---|
| Chipset | Snapdragon 8 Gen 3 | Samsung Exynos 2100 |
| AnTuTu 10 | 1,850,000+148%Top 16% | 746,547Top 66% |
| Geekbench 6 (single) | 2,260+58%Top 19% | 1,430Top 52% |
| Geekbench 6 (multi) | 7,100+100%Top 14% | 3,550Top 56% |
| RAM (max) | 16 GB+100% | 8 GB |
| Storage options | 256/512GB | 128GB / 256GB |
| Storage type | UFS 4.0 | UFS 3.1 |
Camera
| Spec | OnePlus 12 | Samsung Galaxy S21 |
|---|---|---|
| Main camera | 50 MP+317% | 12 MP |
| Main aperture | f/1.6 | f/1.8 |
| Ultra-wide | 48 MP+300% | 12 MP |
| Telephoto | 64 MP | 64 MP |
| Optical zoom | 3 x | — |
| Max video | 8K@24fps | 8K@24fps |
| Front camera | 32 MP+220% | 10 MP |
| OIS | Yes | Yes |
Battery
| Spec | OnePlus 12 | Samsung Galaxy S21 |
|---|---|---|
| Capacity | 5,400 mAh+35% | 4,000 mAh |
| Wired charging | 80 W+220% | 25 W |
| Wireless charging | 50 W+233% | 15 W |
| Active use endurance | 13 h | — |
Design
| Spec | OnePlus 12 | Samsung Galaxy S21 |
|---|---|---|
| Weight | 220 g | 171 g+22% |
| Thickness | 9.2 mm | 7.9 mm+14% |
| IP rating | IP65 | IP68 |
| Frame material | Aluminum | Aluminum |
Connectivity
| Spec | OnePlus 12 | Samsung Galaxy S21 |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 6 |
| Bluetooth | 5.4 | 5.0 |
| NFC | Yes | Yes |
| USB | USB-C 3.2 | USB-C 3.2 |
| eSIM | No | Yes |
Software
| Spec | OnePlus 12 | Samsung Galaxy S21 |
|---|---|---|
| OS at launch | Android 14 (OxygenOS 14) | Android 11 (One UI 3.1) |
| OS update pledge | 4 years | 4 years |
Audio
| Spec | OnePlus 12 | Samsung Galaxy S21 |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |