Samsung Galaxy S21 Ultra 5G vs Xiaomi Redmi K50 Ultra compare
The best smartphone comparison tool: compare Samsung Galaxy S21 Ultra 5G vs Xiaomi Redmi K50 Ultra and choose the best model for you
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Samsung Galaxy S21 Ultra 5G
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Xiaomi Redmi K50 Ultra
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Samsung Galaxy S21 Ultra 5G vs Xiaomi Redmi K50 Ultra
What is the difference between the Samsung Galaxy S21 Ultra 5G and Xiaomi Redmi K50 Ultra? Which one is better? The answers to these questions and many more can be found here in this detailed comparison of the two phones. Discover the differences in specs between these two desirable devices, from screen size to battery life, in the table below. We have all the information you need to choose the best phone for you.
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Common specs
| Brand and model | Samsung Galaxy S21 Ultra 5G | Xiaomi Redmi K50 Ultra | |
| Rating | (+) | (+) | |
| Review | Samsung Galaxy S21 Ultra 5G Review | ||
| Release date | 2021, January 14 | 2022, August 25 | |
| Dimensions (HxWxD) | 165.1 x 75.6 x 8.9 mm | 6.5 x 6.5 x 2.98 in | 163.1 x 75.9 x 8.6 mm | 6.42 x 6.42 x 2.99 in | |
| Weight | 227 g | 8.01 oz | 202 g | 7.13 oz | |
| Body Build | Glass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame | ||
| Colors | Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown | Black, Gray, Blue, Mercedes AMG | |
| Battery | 5000 mAh, Li-Ion, non-removable | 5000 mAh, Li-Po, non-removable | |
| Approximate price | $ 960 | 430 EUR |
Screen
| Technology | Dynamic AMOLED 2X | OLED | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | |
| Display colors | 16M | 68B | |
| Screen size | 6.8" inc | 6.67" inc | |
| Screen area | 112.1 cm2 | 107.4 cm2 | |
| Screen format | 20:9 (height:width) | 20:9 (height:width) | |
| Screen to body ratio | 89.8% | 86.7% | |
| Screen resolution | 1440 x 3200 px | 1220 x 2712 px | |
| Screen PPI /points per inch/ | 515 PPI | 446 PPI | |
| Screen protection | Corning Gorilla Glass Victus | ||
| Other specs | - Always-on display -120Hz -HDR10+ -1500 nits (peak) |
- 144Hz -HDR10+ -Dolby Vision |
Camera and Video
| Rear camera, main | 108 MP, Quad | 108 MP, Triple | |
| Camera specs | -108 MP, f/1.8, 24mm (wide), 1/1.33", 0.8µm, PDAF, Laser AF, OIS -10 MP, f/4.9, 240mm (periscope telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 10x optical zoom -10 MP, f/2.4, 70mm (telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 3x optical zoom -12 MP, f/2.2, 13mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video |
-108 MP, f/1.6, (wide), 1/1.67", PDAF, OIS -8 MP, f/2.2, 120˚, (ultrawide) -2 MP, f/2.4, (macro) |
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| Functions | LED flash, auto-HDR, panorama | LED flash, HDR, panorama | |
| Video | 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS | 4K@30/60fps, 1080p@30/60/120/240/960fps | |
| DxOMark Main Score | 121 | ||
| DxOMark Photo | 128 | ||
| DxOMark Video | 98 | ||
| Front camera, selfie | 40 MP, Single | 20 MP, Single | |
| Specifications | 40 MP, f/2.2, 26mm (wide), 1/2.8'', 0.7µm, PDAF | 20 MP, (wide) | |
| Functions | Dual video call, Auto-HDR | HDR | |
| Video | 4K@30/60fps, 1080p@30fps | 1080p@30/60fps, 720p@120fps | |
| DxOMark Selfie Score | 101 | ||
| DxOMark Photo | 104 | ||
| DxOMark Video | 95 |
Performance
| Operating system - OS | Android 11, One UI 3.1 | Android 12, MIUI 13 | |
| Chipset | - Exynos 2100 (5 nm)
- Qualcomm SM8350 Snapdragon 888 (5 nm) - USA/China |
- Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm) | |
| Processor CPU | - Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International -Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680 - USA/China |
- Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510) | |
| Graphics processor GPU | Mali-G78 MP14 - International Adreno 660 - USA/China |
Adreno 730 | |
| External memory | No | No | |
| Internal memory | 128GB 12GB RAM, 256GB 12GB RAM, 512GB 16GB RAM | 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM |
Benchmark
| Antutu 10 Total | 744835 | ||
| Antutu 10 CPU | 199654 | ||
| Antutu 10 GPU | 229735 | ||
| Antutu 10 Mem | 150252 | ||
| Antutu 10 UX | 199654 | ||
| Antutu 9 Total | 1054382 | ||
| Antutu 8 Total | 638987 | ||
| GeekBench 6 Single Core | 1535 | ||
| GeekBench 6 Multi Core | 4146 | ||
| GeekBench 6 OpenCL | 4576 | ||
| GeekBench 6 Vulkan | 6516 | ||
| GeekBench 5 Single Core | 960 | 1245 | |
| GeekBench 5 Multi-Core | 3177 | 4209 |
Communication and Connectivity
| SIM card | Single SIM (Nano-SIM and/or eSIM)Dual SIM (Nano-SIM and/or eSIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) | |
| Network | GSM / CDMA / HSPA / EVDO / LTE / 5G | GSM / CDMA / HSPA / CDMA2000 / LTE / 5G | |
Show all network frequencies: |
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| Speed | HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G | HSPA 42.2/5.76 Mbps, LTE-A, 5G | |
| GPRS | Yes | Yes | |
| Edge | Yes | Yes | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot | |
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO | Yes, with A-GPS. Up to tri-band: GLONASS (1), BDS (3), GALILEO (2), QZSS (2), NavIC | |
| NFC | Yes | Yes | |
| USB | USB Type-C 3.2, USB On-The-Go | USB Type-C 2.0, USB On-The-Go | |
| Bluetooth | 5.2, A2DP, LE | 5.2, A2DP, LE | |
| Harmful irradiation |
SAR - 0.77 W/kg (head) 1.02 W/kg (body) SAR EU - 0.77 W/kg (head) 1.02 W/kg (body) |
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Music and Audio
| Radio | FM radio (Snapdragon only) | No | |
| Headphone jack | No | No | |
| Others | - 32-bit/384kHz audio -Tuned by AKG |
- 24-bit/192kHz audio -Tuned by JBL |
Other features
| Sensors | - Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer | - Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, color spectrum , Infrared port | |
| Other extras |
- Samsung DeX, Samsung Wireless DeX (desktop experience support) -ANT+ -Bixby natural language commands and dictation - Fast charging 25W -USB Power Delivery 3.0 -Fast Qi/PMA wireless charging 15W -Reverse wireless charging 4.5W - Samsung Pay (Visa, MasterCard certified) -Ultra Wideband (UWB) support -IP68 dust/water resistant (up to 1.5m for 30 mins) -Stylus support |
- Fast charging 120W, 100% in 19 min -Power Delivery 3.0 |
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| Versions |
- Versions: SM-G998B, SM-G998B/DS (International); SM-G998U (USA); SM-G998U1 (USA unlocked); SM-G998W (Canada); SM-G998N (Korea); SM-G9980 (China) |
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