Blackview ROCK 3 vs Samsung Galaxy S21 FE 5G
28.4chipPerformance37.5
44.2Display47.2
42.8Camera41.7
66.3Battery41.7
60Features78.7
6 spec wins — Blackview ROCK 35 spec wins — Samsung Galaxy S21 FE 5G
InnoReviews verdict
This one is close to a dead heat: Blackview ROCK 3 scores 45.2 against 45.2 for Samsung Galaxy S21 FE 5G. Pick by the categories that matter to you — Blackview ROCK 3 edges ahead in battery and camera, or by price.
Which would you pick?
Key differences
Reasons to pick the Blackview ROCK 3
- Stronger battery score: 66 vs 42
- 800% higher Main camera: 108 MP vs 12 MP
- 122% higher capacity: 10,000 mAh vs 4,500 mAh
- 56% higher Front camera: 50 MP vs 32 MP
- 33% higher RAM (max): 8 GB vs 6 GB
Reasons to pick the Samsung Galaxy S21 FE 5G
- Stronger performance score: 38 vs 28
- Stronger display score: 47 vs 44
- Stronger features score: 79 vs 60
- 60% higher Peak brightness: 1,200 nits vs 750 nits
- 56% lower thickness: 7.9 mm vs 18.1 mm
Display
| Spec | Blackview ROCK 3 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| Screen size | 6.78 ″+6% | 6.4 ″ |
| Panel type | IPS LCD | AMOLED |
| Resolution | 1080x2460 | 2340x1080 |
| Pixel density | 396 ppi | 401 ppi+1% |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 750 nits | 1,200 nits+60% |
Performance
| Spec | Blackview ROCK 3 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| Chipset | MediaTek Helio G100 | Snapdragon 888 |
| AnTuTu | — | 1,040,324 |
| Geekbench 6 (single) | — | 1,450Top 45% |
| Geekbench 6 (multi) | — | 3,650Top 50% |
| RAM (max) | 8 GB+33% | 6 GB |
| Storage options | 256GB | 128GB / 256GB |
| Storage type | UFS 2.1 | UFS 3.1 |
Camera
| Spec | Blackview ROCK 3 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| Main camera | 108 MP+800% | 12 MP |
| Main aperture | f/1.9 | f/1.8 |
| Ultra-wide | — | 12 MP |
| Telephoto | — | 8 MP |
| Optical zoom | — | 3 x |
| Max video | 1440p@30fps | 4K@60fps |
| Front camera | 50 MP+56% | 32 MP |
| OIS | — | Yes |
Battery
| Spec | Blackview ROCK 3 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| Capacity | 10,000 mAh+122% | 4,500 mAh |
| Wired charging | 27 W+8% | 25 W |
| Wireless charging | 15 W | 15 W |
Design
| Spec | Blackview ROCK 3 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| Weight | 388 g | 177 g+54% |
| Thickness | 18.1 mm | 7.9 mm+56% |
| IP rating | IP68/IP69K | IP68 |
| Frame material | — | Aluminum |
Connectivity
| Spec | Blackview ROCK 3 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| 5G | No | Yes |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 6 |
| Bluetooth | 5.2 | 5.0 |
| NFC | Yes | Yes |
| USB | USB-C | USB-C 3.2 |
| eSIM | — | Yes |
Software
| Spec | Blackview ROCK 3 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| OS at launch | Android 16 (DokeOS 5.0) | Android 12 (One UI 4) |
| OS update pledge | — | 4 years |
Audio
| Spec | Blackview ROCK 3 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |
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