Samsung Galaxy S21 Ultra vs Xiaomi 14
37.2Performance63.4
56.3Display64.5
72Camera65.9
46.4Battery70.9
78.7Features78.7
6 spec wins — Samsung Galaxy S21 Ultra11 spec wins — Xiaomi 14
InnoReviews verdict
Xiaomi 14 wins this phone face-off, 67.2 to 53.9, pulling ahead mainly in performance (+26) and battery (+25). 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
- 213% higher Optical zoom: 10 x vs 3.2 x
- 116% higher Main camera: 108 MP vs 50 MP
- 25% higher Front camera: 40 MP vs 32 MP
- 12% higher Pixel density: 515 ppi vs 460 ppi
Reasons to pick the Xiaomi 14
- Stronger performance score: 63 vs 37
- Stronger display score: 65 vs 56
- Stronger battery score: 71 vs 46
- 400% higher telephoto: 50 MP vs 10 MP
- 317% higher Ultra-wide: 50 MP vs 12 MP
- Lower launch price: $999 vs $1,199
Display
| Spec | Samsung Galaxy S21 Ultra | Xiaomi 14 |
|---|---|---|
| Screen size | 6.8 ″+7% | 6.36 ″ |
| Panel type | LTPO AMOLED | LTPO AMOLED |
| Resolution | 3200x1440 | 1200x2670 |
| Pixel density | 515 ppi+12% | 460 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,500 nits | 3,000 nits+100% |
| Screen-to-body | — | 89.6 % |
| 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 14 |
|---|---|---|
| Chipset | Samsung Exynos 2100 | Snapdragon 8 Gen 3 |
| AnTuTu 10 | 783,817Top 65% | 1,880,000+140%Top 15% |
| Geekbench 6 (single) | 1,430Top 52% | 2,250+57%Top 20% |
| Geekbench 6 (multi) | 3,550Top 56% | 7,050+99%Top 15% |
| RAM (max) | 12 GB | 16 GB+33% |
| Storage options | 128GB / 256GB / 512GB | 256/512GB/1TB |
| Storage type | UFS 3.1 | UFS 4.0 |
Camera
| Spec | Samsung Galaxy S21 Ultra | Xiaomi 14 |
|---|---|---|
| Main camera | 108 MP+116% | 50 MP |
| Main aperture | f/1.8 | f/1.6 |
| Ultra-wide | 12 MP | 50 MP+317% |
| Telephoto | 10 MP | 50 MP+400% |
| Optical zoom | 10 x+213% | 3.2 x |
| Max video | 8K@24fps | 8K@24fps |
| Front camera | 40 MP+25% | 32 MP |
| OIS | Yes | Yes |
Battery
| Spec | Samsung Galaxy S21 Ultra | Xiaomi 14 |
|---|---|---|
| Capacity | 5,000 mAh+8% | 4,610 mAh |
| Wired charging | 25 W | 90 W+260% |
| Wireless charging | 15 W | 50 W+233% |
| Active use endurance | — | 12 h |
Design
| Spec | Samsung Galaxy S21 Ultra | Xiaomi 14 |
|---|---|---|
| Weight | 228 g | 193 g+15% |
| Thickness | 8.9 mm | 8.2 mm+8% |
| IP rating | IP68 | IP68 |
| Frame material | Aluminum | Aluminum |
Connectivity
| Spec | Samsung Galaxy S21 Ultra | Xiaomi 14 |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 6E | Wi-Fi 7 |
| Bluetooth | 5.2 | 5.4 |
| NFC | Yes | Yes |
| USB | USB-C 3.2 | USB-C 3.2 |
| eSIM | Yes | Yes |
Software
| Spec | Samsung Galaxy S21 Ultra | Xiaomi 14 |
|---|---|---|
| OS at launch | Android 11 (One UI 3.1) | Android 14 (HyperOS) |
| OS update pledge | 4 years | 4 years |
Audio
| Spec | Samsung Galaxy S21 Ultra | Xiaomi 14 |
|---|---|---|
| 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 14vs Google Pixel 10 Pro XLVSXiaomi 14vs Samsung Galaxy S24 UltraVSXiaomi 14vs OnePlus 13RVSXiaomi 14vs Nothing Phone (3)VS