Samsung Galaxy S21 Ultra vs Samsung Galaxy Z Fold8 Ultra
37.2Performance64.4
56.3Display60.8
72Camera63.7
46.4Battery56
78.7Features60
3 spec wins — Samsung Galaxy S21 Ultra8 spec wins — Samsung Galaxy Z Fold8 Ultra
InnoReviews verdict
Samsung Galaxy Z Fold8 Ultra wins this phone face-off, 61.4 to 53.9, pulling ahead mainly in performance (+27) and battery (+10). 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 Samsung Galaxy S21 Ultra
- Stronger camera score: 72 vs 64
- Stronger features score: 79 vs 60
- 300% higher Front camera: 40 MP vs 10 MP
- 233% higher Optical zoom: 10 x vs 3 x
- 22% higher Pixel density: 515 ppi vs 422 ppi
- Lower launch price: $1,199 vs $2,100
Reasons to pick the Samsung Galaxy Z Fold8 Ultra
- Stronger performance score: 64 vs 37
- Stronger display score: 61 vs 56
- Stronger battery score: 56 vs 46
- 317% higher ultra-wide: 50 MP vs 12 MP
- 100% higher Peak brightness: 3,000 nits vs 1,500 nits
Display
| Spec | Samsung Galaxy S21 Ultra | Samsung Galaxy Z Fold8 Ultra |
|---|---|---|
| Screen size | 6.8 ″ | 8 ″+18% |
| Panel type | LTPO AMOLED | Foldable Dynamic AMOLED 2X |
| Resolution | 3200x1440 | 2504x2256 |
| Pixel density | 515 ppi+22% | 422 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,500 nits | 3,000 nits+100% |
Performance
| Spec | Samsung Galaxy S21 Ultra | Samsung Galaxy Z Fold8 Ultra |
|---|---|---|
| Chipset | Samsung Exynos 2100 | Snapdragon 8 Elite Gen 5 for Galaxy |
| AnTuTu | 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) | 12 GB | 16 GB+33% |
| Storage options | 128GB / 256GB / 512GB | 256/512GB/1TB |
| Storage type | UFS 3.1 | — |
Camera
| Spec | Samsung Galaxy S21 Ultra | Samsung Galaxy Z Fold8 Ultra |
|---|---|---|
| Main camera | 108 MP | 200 MP+85% |
| Main aperture | f/1.8 | f/1.7 |
| Ultra-wide | 12 MP | 50 MP+317% |
| Telephoto | 10 MP | 10 MP |
| Optical zoom | 10 x+233% | 3 x |
| Max video | 8K@24fps | 8K |
| Front camera | 40 MP+300% | 10 MP |
| OIS | Yes | Yes |
Battery
| Spec | Samsung Galaxy S21 Ultra | Samsung Galaxy Z Fold8 Ultra |
|---|---|---|
| Capacity | 5,000 mAh | 5,000 mAh |
| Wired charging | 25 W | 45 W+80% |
| Wireless charging | 15 W | 20 W+33% |
Design
| Spec | Samsung Galaxy S21 Ultra | Samsung Galaxy Z Fold8 Ultra |
|---|---|---|
| Weight | 228 g | 215 g+6% |
| Thickness | 8.9 mm | 8.9 mm |
| IP rating | IP68 | IP48 |
| Frame material | Aluminum | Armor Aluminum |
Connectivity
| Spec | Samsung Galaxy S21 Ultra | Samsung Galaxy Z Fold8 Ultra |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 6E | Wi-Fi 7 |
| Bluetooth | 5.2 | 6.0 |
| NFC | Yes | — |
| USB | USB-C 3.2 | USB-C |
| eSIM | Yes | Yes |
Software
| Spec | Samsung Galaxy S21 Ultra | Samsung Galaxy Z Fold8 Ultra |
|---|---|---|
| OS at launch | Android 11 (One UI 3.1) | Android 17 (One UI 9) |
| OS update pledge | 4 years | — |
Audio
| Spec | Samsung Galaxy S21 Ultra | Samsung Galaxy Z Fold8 Ultra |
|---|---|---|
| Stereo speakers | Yes | — |
| 3.5mm jack | No | — |
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