OnePlus Ace 6 vs Samsung Galaxy S21 FE 5G
64.4Performance37.5
68Display47.2
42.6Camera41.7
85.9Battery41.7
86.7Features78.7
8 spec wins — OnePlus Ace 66 spec wins — Samsung Galaxy S21 FE 5G
InnoReviews verdict
OnePlus Ace 6 wins this phone face-off, 67.3 to 45.2, pulling ahead mainly in battery (+44) and performance (+27). Samsung Galaxy S21 FE 5G still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the OnePlus Ace 6
- Stronger performance score: 64 vs 38
- Stronger display score: 68 vs 47
- Stronger battery score: 86 vs 42
- Stronger features score: 87 vs 79
- 380% higher Wired charging: 120 W vs 25 W
Reasons to pick the Samsung Galaxy S21 FE 5G
- 200% higher Optical zoom: 3 x vs 1 x
- 100% higher Front camera: 32 MP vs 16 MP
- 50% higher ultra-wide: 12 MP vs 8 MP
- 17% lower weight: 177 g vs 213 g
Display
| Spec | OnePlus Ace 6 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| Screen size | 6.83 ″+7% | 6.4 ″ |
| Panel type | AMOLED | AMOLED |
| Resolution | 1272x2800 | 2340x1080 |
| Pixel density | 450 ppi+12% | 401 ppi |
| Refresh rate | 165 Hz+38% | 120 Hz |
| Peak brightness | 1,800 nits+50% | 1,200 nits |
Performance
| Spec | OnePlus Ace 6 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| Chipset | Snapdragon 8 Elite | Snapdragon 888 |
| AnTuTu | — | 1,040,324 |
| Geekbench 6 (single) | — | 1,450Top 44% |
| Geekbench 6 (multi) | — | 3,650Top 50% |
| RAM (max) | 16 GB+167% | 6 GB |
| Storage options | 256/512GB/1TB | 128GB / 256GB |
| Storage type | UFS 4.1 | UFS 3.1 |
Camera
| Spec | OnePlus Ace 6 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| Main camera | 50 MP+317% | 12 MP |
| Main aperture | f/1.8 | f/1.8 |
| Ultra-wide | 8 MP | 12 MP+50% |
| Telephoto | — | 8 MP |
| Optical zoom | 1 x | 3 x+200% |
| Max video | — | 4K@60fps |
| Front camera | 16 MP | 32 MP+100% |
| OIS | Yes | Yes |
Battery
| Spec | OnePlus Ace 6 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| Capacity | 7,800 mAh+73% | 4,500 mAh |
| Wired charging | 120 W+380% | 25 W |
| Wireless charging | 0 W | 15 W |
Design
| Spec | OnePlus Ace 6 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| Weight | 213 g | 177 g+17% |
| Thickness | 8.3 mm | 7.9 mm+5% |
| IP rating | IP66/IP68/IP69/IP69K | IP68 |
| Frame material | Metal | Aluminum |
Connectivity
| Spec | OnePlus Ace 6 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 6 |
| Bluetooth | 5.4 | 5.0 |
| NFC | Yes | Yes |
| USB | USB-C 2.0 | USB-C 3.2 |
| eSIM | — | Yes |
Software
| Spec | OnePlus Ace 6 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| OS at launch | Android 16 (ColorOS 16) | Android 12 (One UI 4) |
| OS update pledge | — | 4 years |
Audio
| Spec | OnePlus Ace 6 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | — | No |
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