OPPO Find X8 Ultra vs Samsung Galaxy S21 Ultra
84Performance37.2
56.7Display56.3
71.5Camera72
83.5Battery46.4
60Features78.7
10 spec wins — OPPO Find X8 Ultra4 spec wins — Samsung Galaxy S21 Ultra
InnoReviews verdict
OPPO Find X8 Ultra wins this phone face-off, 73.5 to 53.9, pulling ahead mainly in performance (+47) and battery (+37). 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 OPPO Find X8 Ultra
- Stronger performance score: 84 vs 37
- Stronger battery score: 84 vs 46
- 400% higher telephoto: 50 MP vs 10 MP
- 317% higher ultra-wide: 50 MP vs 12 MP
- 300% higher Wired charging: 100 W vs 25 W
Reasons to pick the Samsung Galaxy S21 Ultra
- Stronger features score: 79 vs 60
- 116% higher Main camera: 108 MP vs 50 MP
- 67% higher Optical zoom: 10 x vs 6 x
- 25% higher Front camera: 40 MP vs 32 MP
Display
| Spec | OPPO Find X8 Ultra | Samsung Galaxy S21 Ultra |
|---|---|---|
| Screen size | 6.82 ″ | 6.8 ″ |
| Panel type | AMOLED | LTPO AMOLED |
| Resolution | 3168x1440 | 3200x1440 |
| Pixel density | 510 ppi | 515 ppi+1% |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,600 nits+7% | 1,500 nits |
Performance
| Spec | OPPO Find X8 Ultra | Samsung Galaxy S21 Ultra |
|---|---|---|
| Chipset | Snapdragon 8 Elite | Samsung Exynos 2100 |
| AnTuTuDifferent AnTuTu versions — not compared | 3,068,318 | 783,817Bottom 22% |
| AnTuTu 11 (CPU) | — | 263,424Bottom 17% |
| AnTuTu 11 (GPU) | — | 126,989Bottom 33% |
| AnTuTu 11 (Memory) | — | 165,563Bottom 35% |
| AnTuTu 11 (UX) | — | 227,841Bottom 20% |
| Geekbench 6 (single) | — | 1,430Top 46% |
| Geekbench 6 (multi) | — | 3,550Bottom 50% |
| RAM (max) | 16 GB+33% | 12 GB |
| Storage options | 256GB / 512GB / 1TB | 128GB / 256GB / 512GB |
| Storage type | UFS 4.1 | UFS 3.1 |
Camera
| Spec | OPPO Find X8 Ultra | Samsung Galaxy S21 Ultra |
|---|---|---|
| Main camera | 50 MP | 108 MP+116% |
| Main aperture | f/1.8 | f/1.8 |
| Ultra-wide | 50 MP+317% | 12 MP |
| Telephoto | 50 MP+400% | 10 MP |
| Optical zoom | 6 x | 10 x+67% |
| Max video | 4K@120fps | 8K@24fps |
| Front camera | 32 MP | 40 MP+25% |
| OIS | Yes | Yes |
Battery
| Spec | OPPO Find X8 Ultra | Samsung Galaxy S21 Ultra |
|---|---|---|
| Capacity | 6,100 mAh+22% | 5,000 mAh |
| Wired charging | 100 W+300% | 25 W |
| Wireless charging | 50 W+233% | 15 W |
Design
| Spec | OPPO Find X8 Ultra | Samsung Galaxy S21 Ultra |
|---|---|---|
| Weight | 226 g+1% | 228 g |
| Thickness | 8.8 mm+1% | 8.9 mm |
| IP rating | IP68/IP69 | IP68 |
| Frame material | Aluminum | Aluminum |
Connectivity
| Spec | OPPO Find X8 Ultra | 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 | USB-C 3.2 |
| eSIM | — | Yes |
Software
| Spec | OPPO Find X8 Ultra | Samsung Galaxy S21 Ultra |
|---|---|---|
| OS at launch | Android 15 (ColorOS 15) | Android 11 (One UI 3.1) |
| OS update pledge | — | 4 years |
Audio
| Spec | OPPO Find X8 Ultra | Samsung Galaxy S21 Ultra |
|---|---|---|
| Stereo speakers | — | Yes |
| 3.5mm jack | No | No |
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