OnePlus 12 vs Samsung Galaxy S21 Ultra
63.5Performance37.2
75.5Display56.3
66Camera72
77.5Battery46.4
70.7Features78.7
12 spec wins — OnePlus 126 spec wins — Samsung Galaxy S21 Ultra
InnoReviews verdict
OnePlus 12 wins this phone face-off, 69.9 to 53.9, pulling ahead mainly in battery (+31) and performance (+26). Samsung Galaxy S21 Ultra 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 37
- Stronger display score: 76 vs 56
- Stronger battery score: 78 vs 46
- 540% higher telephoto: 64 MP vs 10 MP
- 300% higher Ultra-wide: 48 MP vs 12 MP
- Lower launch price: $800 vs $1,199
Reasons to pick the Samsung Galaxy S21 Ultra
- Stronger camera score: 72 vs 66
- Stronger features score: 79 vs 71
- 233% higher Optical zoom: 10 x vs 3 x
- 116% higher Main camera: 108 MP vs 50 MP
- 25% higher Front camera: 40 MP vs 32 MP
Display
| Spec | OnePlus 12 | Samsung Galaxy S21 Ultra |
|---|---|---|
| Screen size | 6.82 ″ | 6.8 ″ |
| Panel type | LTPO AMOLED | LTPO AMOLED |
| Resolution | 1440x3168 | 3200x1440 |
| Pixel density | 510 ppi | 515 ppi+1% |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 4,500 nits+200% | 1,500 nits |
| Screen-to-body | 89.6 % | — |
| AnTuTu 10 (CPU) | — | 263,424Top 88% |
| AnTuTu 10 (GPU) | — | 126,989Top 82% |
| AnTuTu 10 (Memory) | — | 165,563Top 72% |
| AnTuTu 10 (UX) | — | 227,841Top 82% |
Performance
| Spec | OnePlus 12 | Samsung Galaxy S21 Ultra |
|---|---|---|
| Chipset | Snapdragon 8 Gen 3 | Samsung Exynos 2100 |
| AnTuTu 10 | 1,850,000+136%Top 16% | 783,817Top 65% |
| 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+33% | 12 GB |
| Storage options | 256/512GB | 128GB / 256GB / 512GB |
| Storage type | UFS 4.0 | UFS 3.1 |
Camera
| Spec | OnePlus 12 | Samsung Galaxy S21 Ultra |
|---|---|---|
| Main camera | 50 MP | 108 MP+116% |
| Main aperture | f/1.6 | f/1.8 |
| Ultra-wide | 48 MP+300% | 12 MP |
| Telephoto | 64 MP+540% | 10 MP |
| Optical zoom | 3 x | 10 x+233% |
| Max video | 8K@24fps | 8K@24fps |
| Front camera | 32 MP | 40 MP+25% |
| OIS | Yes | Yes |
Battery
| Spec | OnePlus 12 | Samsung Galaxy S21 Ultra |
|---|---|---|
| Capacity | 5,400 mAh+8% | 5,000 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 Ultra |
|---|---|---|
| Weight | 220 g+4% | 228 g |
| Thickness | 9.2 mm | 8.9 mm+3% |
| IP rating | IP65 | IP68 |
| Frame material | Aluminum | Aluminum |
Connectivity
| Spec | OnePlus 12 | Samsung Galaxy S21 Ultra |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 6E |
| Bluetooth | 5.4 | 5.2 |
| NFC | Yes | Yes |
| USB | USB-C 3.2 | USB-C 3.2 |
| eSIM | No | Yes |
Software
| Spec | OnePlus 12 | Samsung Galaxy S21 Ultra |
|---|---|---|
| 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 Ultra |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |