POCO M6 Plus 5G vs Samsung Galaxy S21 Ultra
28.9Performance37.2
50.1Display56.3
34.9Camera72
48.1Battery46.4
36Features78.7
5 spec wins — POCO M6 Plus 5G11 spec wins — Samsung Galaxy S21 Ultra
InnoReviews verdict
Samsung Galaxy S21 Ultra wins this phone face-off, 53.9 to 38.9, pulling ahead mainly in features (+43) and camera (+37). POCO M6 Plus 5G still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the POCO M6 Plus 5G
- 32% higher Wired charging: 33 W vs 25 W
- 10% lower weight: 205 g vs 228 g
- Has 3.5mm jack — the other doesn't
Reasons to pick the Samsung Galaxy S21 Ultra
- Stronger performance score: 37 vs 29
- Stronger display score: 56 vs 50
- Stronger camera score: 72 vs 35
- Stronger features score: 79 vs 36
- 208% higher Front camera: 40 MP vs 13 MP
Display
| Spec | POCO M6 Plus 5G | Samsung Galaxy S21 Ultra |
|---|---|---|
| Screen size | 6.79 ″ | 6.8 ″ |
| Panel type | LCD | LTPO AMOLED |
| Resolution | 1080x2460 | 3200x1440 |
| Pixel density | 396 ppi | 515 ppi+30% |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 550 nits | 1,500 nits+173% |
| Screen-to-body | 91.2 % | — |
Performance
| Spec | POCO M6 Plus 5G | Samsung Galaxy S21 Ultra |
|---|---|---|
| Chipset | Snapdragon 4 Gen 2 AE | Samsung Exynos 2100 |
| 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) | 8 GB | 12 GB+50% |
| Storage options | 128GB | 128GB / 256GB / 512GB |
| Storage type | UFS 2.2 | UFS 3.1 |
Camera
| Spec | POCO M6 Plus 5G | Samsung Galaxy S21 Ultra |
|---|---|---|
| Main camera | 108 MP | 108 MP |
| Main aperture | f/1.75 | f/1.8 |
| Ultra-wide | — | 12 MP |
| Telephoto | — | 10 MP |
| Optical zoom | — | 10 x |
| Max video | 1080p@30fps | 8K@24fps |
| Front camera | 13 MP | 40 MP+208% |
| OIS | No | Yes |
Battery
| Spec | POCO M6 Plus 5G | Samsung Galaxy S21 Ultra |
|---|---|---|
| Capacity | 5,030 mAh+1% | 5,000 mAh |
| Wired charging | 33 W+32% | 25 W |
| Wireless charging | 0 W | 15 W |
Design
| Spec | POCO M6 Plus 5G | Samsung Galaxy S21 Ultra |
|---|---|---|
| Weight | 205 g+10% | 228 g |
| Thickness | 8.3 mm+7% | 8.9 mm |
| IP rating | IP53 | IP68 |
| Frame material | Plastic | Aluminum |
Connectivity
| Spec | POCO M6 Plus 5G | Samsung Galaxy S21 Ultra |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 6E |
| Bluetooth | 5.0 | 5.2 |
| NFC | No | Yes |
| USB | USB-C | USB-C 3.2 |
| eSIM | No | Yes |
Software
| Spec | POCO M6 Plus 5G | Samsung Galaxy S21 Ultra |
|---|---|---|
| OS at launch | Android 14 (HyperOS) | Android 11 (One UI 3.1) |
| OS update pledge | 2 years | 4 years+100% |
Audio
| Spec | POCO M6 Plus 5G | Samsung Galaxy S21 Ultra |
|---|---|---|
| Stereo speakers | No | Yes |
| 3.5mm jack | Yes | No |
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