Samsung Galaxy S21+ vs Xiaomi 14 Ultra
The Verdict
Samsung Galaxy S21+ delivers solid flagship performance at $999, featuring a 6.7-inch 120Hz AMOLED display with 1300 nits brightness, Snapdragon 888 processor, and respectable 12MP main camera with 3x zoom. Battery capacity sits at 4800 mAh with 25W charging. Xiaomi 14 Ultra costs 50% more at $1499 but justifies premium pricing significantly. Its 6.73-inch display pushes to 3200x1440 resolution with exceptional 3000 nits peak brightness, runs faster Snapdragon 8 Gen 3, includes massive 5300 mAh battery with blazing 90W wired and 80W wireless charging, and features a superior camera system: 50MP main with variable aperture and 1-inch Sony LYT-900 sensor, dual 50MP telephoto setup (3.2x and 5x), and 16GB RAM standard versus S21+'s 8GB. WiFi 7 and Bluetooth 5.4 represent generational upgrades. S21+ remains excellent value for mainstream users seeking reliable performance and solid photography. However, 14 Ultra's hardware advantages in display clarity, processing power, charging speed, and computational photography justify its price for power users and photography enthusiasts willing to spend more.
Who Should Buy
Buy the Samsung Galaxy S21+ if…
- →Large 4800 mAh battery with great endurance
- →120Hz AMOLED display
- →Gorilla Glass Victus durability
Buy the Xiaomi 14 Ultra if…
- →Pro-grade 1-inch main sensor with variable aperture
- →Versatile quad 50MP camera system with dual telephotos
- →Extremely bright 3000-nit LTPO display
Category Scores
Pros & Cons
Samsung Galaxy S21+
Pros
- Large 4800 mAh battery with great endurance
- 120Hz AMOLED display
- Gorilla Glass Victus durability
- Good triple camera system
- Flat display is easier to use with screen protectors
Cons
- FHD+ only, no QHD option
- Plastic back on some regions (Glasstic)
- Slow 25W charging
- No microSD card slot (removed in S21 series)
- No charger in the box
Xiaomi 14 Ultra
Pros
- Pro-grade 1-inch main sensor with variable aperture
- Versatile quad 50MP camera system with dual telephotos
- Extremely bright 3000-nit LTPO display
- Fast 90W wired and 80W wireless charging
- Flagship Snapdragon 8 Gen 3 performance
Cons
- Heavy at 224 g
- HyperOS still ships with bloatware in some regions
- Limited official availability in the US
- Premium price tag
Full Specifications
| Spec | Samsung Galaxy S21+ | Xiaomi 14 Ultra |
|---|---|---|
| Software | Android 11, One UI 3.1 | Android 14, HyperOS |
| Body | ||
| Weight | 200 g | 224 g |
| Material | Aluminum frame, Gorilla Glass Victus | Titanium alloy frame, eco-leather back |
| IP rating | IP68 | IP68 |
| Dimensions | 161.5 x 75.6 x 7.8 mm | 161.4 x 75.3 x 9.2 mm |
| Camera | ||
| Main camera | 12 MP, f/1.8, OIS | 50 MP variable f/1.6-f/4.0, 1-inch Sony LYT-900 |
| Front camera | 10 MP, f/2.2 | 32 MP, f/2.0 |
| Video | 8K@24fps, 4K@60fps | 8K@30fps, 4K@60fps Dolby Vision |
| Telephoto | 64 MP, f/2.0, 3x hybrid zoom | 50 MP 3.2x f/1.8 + 50 MP 5x periscope f/2.5 |
| Ultrawide | 12 MP, f/2.2 | 50 MP, f/1.8, 12mm |
| Memory | ||
| RAM | 8 GB | 16 GB |
| Storage options | 128 GB, 256 GB | 512 GB, 1 TB |
| Battery | ||
| Capacity | 4800 mAh | 5300 mAh |
| Charging | 25W wired | 90W wired |
| Wireless charging | 15W wireless | 80W wireless |
| Display | ||
| Size | 6.7 inches | 6.73 inches |
| Type | Dynamic AMOLED 2X | LTPO AMOLED |
| Resolution | 2400 x 1080 | 3200 x 1440 |
| Refresh rate | 120Hz | 120Hz |
| Brightness (nits) | 1300 | 3000 |
| Processor | ||
| CPU | Octa-core (1x2.84 GHz + 3x2.42 GHz + 4x1.8 GHz) | Octa-core (1x3.3 GHz Cortex-X4 + 5x3.2 GHz A720 + 2x2.3 GHz A520) |
| GPU | Adreno 660 | Adreno 750 |
| Chipset | Qualcomm Snapdragon 888 | Qualcomm Snapdragon 8 Gen 3 |
| Connectivity | ||
| 5G | ||
| NFC | ||
| USB | USB-C 3.2 | USB-C 3.2 |
| Wi-Fi | Wi-Fi 6 | Wi-Fi 7 |
| Bluetooth | 5.0 | 5.4 |
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This comparison is based on verified manufacturer specifications covering display, performance, camera, battery, and build quality. Scores are generated by analyzing specs across weighted categories on a 10-point scale. Learn more about our methodology.
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