Samsung Galaxy S21 Ultra vs Xiaomi Mi 11 Ultra
37.2Performance40.8
56.3Display57.6
72Camera66.4
46.4Battery70.2
78.7Features65.3
6 spec wins — Samsung Galaxy S21 Ultra10 spec wins — Xiaomi Mi 11 Ultra
InnoReviews verdict
Xiaomi Mi 11 Ultra wins this phone face-off, 57.6 to 53.9, pulling ahead mainly in battery (+24) and performance (+4). 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 66
- Stronger features score: 79 vs 65
- 116% higher Main camera: 108 MP vs 50 MP
- 100% higher Optical zoom: 10 x vs 5 x
- 100% higher Front camera: 40 MP vs 20 MP
Reasons to pick the Xiaomi Mi 11 Ultra
- Stronger performance score: 41 vs 37
- Stronger battery score: 70 vs 46
- 380% higher telephoto: 48 MP vs 10 MP
- 347% higher Wireless charging: 67 W vs 15 W
- 300% higher Ultra-wide: 48 MP vs 12 MP
Display
| Spec | Samsung Galaxy S21 Ultra | Xiaomi Mi 11 Ultra |
|---|---|---|
| Screen size | 6.8 ″ | 6.81 ″ |
| Panel type | LTPO AMOLED | LTPO OLED |
| Resolution | 3200x1440 | 3200x1440 |
| Pixel density | 515 ppi | 515 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,500 nits | 1,700 nits+13% |
| AnTuTu 10 (CPU) | 263,424Top 88% | — |
| AnTuTu 10 (GPU) | 126,989Top 82% | — |
| AnTuTu 10 (Memory) | 165,563Top 72% | — |
| AnTuTu 10 (UX) | 227,841Top 82% | — |
Performance
| Spec | Samsung Galaxy S21 Ultra | Xiaomi Mi 11 Ultra |
|---|---|---|
| Chipset | Samsung Exynos 2100 | Snapdragon 888 |
| AnTuTu 10 | 783,817Top 65% | 1,040,324+33%Top 46% |
| Geekbench 6 (single) | 1,430Top 52% | 1,450+1%Top 48% |
| Geekbench 6 (multi) | 3,550Top 56% | 3,650+3%Top 53% |
| RAM (max) | 12 GB | 12 GB |
| Storage options | 128GB / 256GB / 512GB | 256GB / 512GB |
| Storage type | UFS 3.1 | UFS 3.1 |
Camera
| Spec | Samsung Galaxy S21 Ultra | Xiaomi Mi 11 Ultra |
|---|---|---|
| Main camera | 108 MP+116% | 50 MP |
| Main aperture | f/1.8 | f/2.0 |
| Ultra-wide | 12 MP | 48 MP+300% |
| Telephoto | 10 MP | 48 MP+380% |
| Optical zoom | 10 x+100% | 5 x |
| Max video | 8K@24fps | 8K@24fps |
| Front camera | 40 MP+100% | 20 MP |
| OIS | Yes | Yes |
Battery
| Spec | Samsung Galaxy S21 Ultra | Xiaomi Mi 11 Ultra |
|---|---|---|
| Capacity | 5,000 mAh | 5,000 mAh |
| Wired charging | 25 W | 67 W+168% |
| Wireless charging | 15 W | 67 W+347% |
Design
| Spec | Samsung Galaxy S21 Ultra | Xiaomi Mi 11 Ultra |
|---|---|---|
| Weight | 228 g+3% | 234 g |
| Thickness | 8.9 mm | 8.4 mm+6% |
| IP rating | IP68 | IP68 |
| Frame material | Aluminum | Aluminum |
Connectivity
| Spec | Samsung Galaxy S21 Ultra | Xiaomi Mi 11 Ultra |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 6E | Wi-Fi 6 |
| Bluetooth | 5.2 | 5.2 |
| NFC | Yes | Yes |
| USB | USB-C 3.2 | USB-C 2.0 |
| eSIM | Yes | No |
Software
| Spec | Samsung Galaxy S21 Ultra | Xiaomi Mi 11 Ultra |
|---|---|---|
| OS at launch | Android 11 (One UI 3.1) | Android 11 (MIUI 12) |
| OS update pledge | 4 years+33% | 3 years |
Audio
| Spec | Samsung Galaxy S21 Ultra | Xiaomi Mi 11 Ultra |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |
Related comparisons
Samsung Galaxy S21 Ultravs iPhone 16eVSSamsung Galaxy S21 Ultravs Google Pixel 9aVSSamsung Galaxy S21 Ultravs Honor 400VSSamsung Galaxy S21 Ultravs Nothing Phone (3a) ProVSXiaomi Mi 11 Ultravs Samsung Galaxy S22 UltraVSXiaomi Mi 11 Ultravs OnePlus Nord 4VSXiaomi Mi 11 Ultravs Xiaomi 12 ProVSXiaomi Mi 11 Ultravs Samsung Galaxy S24VS