OnePlus 15 vs Samsung Galaxy S21 FE 5G
92.9Performance37.5
68Display47.2
66.5Camera41.7
94.7Battery41.7
78.7Features78.7
15 spec wins — OnePlus 152 spec wins — Samsung Galaxy S21 FE 5G
InnoReviews verdict
OnePlus 15 wins this phone face-off, 81.6 to 45.2, pulling ahead mainly in performance (+55) and battery (+53). 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 15
- Stronger performance score: 93 vs 38
- Stronger display score: 68 vs 47
- Stronger camera score: 67 vs 42
- Stronger battery score: 95 vs 42
- 525% higher telephoto: 50 MP vs 8 MP
Reasons to pick the Samsung Galaxy S21 FE 5G
- 16% lower weight: 177 g vs 211 g
- Lower launch price: $699 vs $899
Display
| Spec | OnePlus 15 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| Screen size | 6.78 ″+6% | 6.4 ″ |
| Panel type | LTPO AMOLED | AMOLED |
| Resolution | 2772x1272 | 2340x1080 |
| Pixel density | 450 ppi+12% | 401 ppi |
| Refresh rate | 165 Hz+38% | 120 Hz |
| Peak brightness | 1,800 nits+50% | 1,200 nits |
| AnTuTu 10 (CPU) | 1,084,061Top 4% | — |
| AnTuTu 10 (GPU) | 1,342,827Top 7% | — |
| AnTuTu 10 (Memory) | 425,901Top 4% | — |
| AnTuTu 10 (UX) | 793,372Top 4% | — |
Performance
| Spec | OnePlus 15 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| Chipset | Snapdragon 8 Elite Gen 5 | Snapdragon 888 |
| AnTuTu 10 | 3,646,161+250%Top 1% | 1,040,324Top 46% |
| Geekbench 6 (single) | 3,850+166%Top 1% | 1,450Top 48% |
| Geekbench 6 (multi) | 11,900+226%Top 1% | 3,650Top 53% |
| RAM (max) | 16 GB+167% | 6 GB |
| Storage options | 256GB / 512GB / 1TB | 128GB / 256GB |
| Storage type | UFS 4.1 | UFS 3.1 |
Camera
| Spec | OnePlus 15 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| Main camera | 50 MP+317% | 12 MP |
| Main aperture | f/1.8 | f/1.8 |
| Ultra-wide | 50 MP+317% | 12 MP |
| Telephoto | 50 MP+525% | 8 MP |
| Optical zoom | 3.5 x+17% | 3 x |
| Max video | 8K@30fps | 4K@60fps |
| Front camera | 32 MP | 32 MP |
| OIS | Yes | Yes |
Battery
| Spec | OnePlus 15 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| Capacity | 7,300 mAh+62% | 4,500 mAh |
| Wired charging | 120 W+380% | 25 W |
| Wireless charging | 50 W+233% | 15 W |
Design
| Spec | OnePlus 15 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| Weight | 211 g | 177 g+16% |
| Thickness | 8.2 mm | 7.9 mm+4% |
| IP rating | IP69 | IP68 |
| Frame material | Aluminum | Aluminum |
Connectivity
| Spec | OnePlus 15 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 6 |
| Bluetooth | 6.0 | 5.0 |
| NFC | Yes | Yes |
| USB | USB-C 3.2 | USB-C 3.2 |
| eSIM | Yes | Yes |
Software
| Spec | OnePlus 15 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| OS at launch | Android 16 (OxygenOS 16) | Android 12 (One UI 4) |
| OS update pledge | 4 years | 4 years |
Audio
| Spec | OnePlus 15 | Samsung Galaxy S21 FE 5G |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |
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