Samsung Galaxy S21 Ultra 5G vs Xiaomi Poco X6 Pro Comparison and Differences
Smartphone 1
Samsung Galaxy S21 Ultra 5G
Smartphone 2
Xiaomi Poco X6 Pro
Smartphone 3
Samsung Galaxy S21 Ultra 5G or Xiaomi Poco X6 Pro Specs Comparison
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Common specs
| Brand and model | Samsung Galaxy S21 Ultra 5G | Xiaomi Poco X6 Pro | |
| Rating | (+) | (+) | |
| Release date | 2021, January 14 | 2024, January 11 | |
| Dimensions (HxWxD) | 165.1 x 75.6 x 8.9 mm | 6.5 x 6.5 x 2.98 in | 160.5 x 74.3 x 8.3 mm | 6.32 x 6.32 x 2.93 in | |
| Weight | 227 g | 8.01 oz | 186 g | 6.56 oz | |
| Body Build | Glass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame | Glass front (Gorilla Glass 5), plastic back or silicone polymer back (eco leather) | |
| Case | buy from Amazon | buy from Amazon | |
| Colors | Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown | Black, Yellow, Gray | |
| Battery | 5000 mAh, Li-Ion, non-removable | 5000 mAh, Li-Po, non-removable | |
| Approximate price | $ 960 | $ 350 | |
| Check price | from Amazon | from Amazon |
Screen
| Technology | Dynamic AMOLED 2X | AMOLED | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | |
| Display colors | 16M | 68B | |
| Screen size | 6.8" in | 6.67" in | |
| Screen area | 112.1 cm2 | 107.4 cm2 | |
| Screen format | 20:9 (height:width) | 20:9 (height:width) | |
| Screen to body ratio | 89.8% | 90.1% | |
| 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 | Corning Gorilla Glass 5 | |
| Other specs | - Always-on display -120Hz -HDR10+ -1500 nits (peak) |
- 120Hz, HDR10+, Dolby Vision, 500 nits (typ), 1200 nits (HBM), 1800 nits (peak) - |
|
| Screen protector | buy from Amazon | buy from Amazon |
Camera and Video
| Rear camera, main | 108 MP, Quad | 64 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 |
-64 MP, f/1.7, 25mm (wide), 1/2.0", 0.7µm, PDAF, OIS -8 MP, f/2.2, 120˚ (ultrawide) -2 MP, f/2.4, (macro) |
|
| 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@24/30fps, 1080p@30/60fps, gyro-EIS | |
| DxOMark Main Score | 121 | ||
| DxOMark Photo | 128 | ||
| DxOMark Video | 98 | ||
| Front camera, selfie | 40 MP, Single | 16 MP, Single | |
| Specifications | 40 MP, f/2.2, 26mm (wide), 1/2.8'', 0.7µm, PDAF | 16 MP, f/2.4, (wide), 1/3.06", 1.0µm | |
| Functions | Dual video call, Auto-HDR | HDR, panorama | |
| Video | 4K@30/60fps, 1080p@30fps | 1080p@30/60fps | |
| DxOMark Selfie Score | 101 | ||
| DxOMark Photo | 104 | ||
| DxOMark Video | 95 |
Performance
| Operating system - OS | Android 11, One UI 3.1 | Android 14, HyperOS | |
| Chipset | - Exynos 2100 (5 nm) - Qualcomm SM8350 Snapdragon 888 (5 nm) - USA/China |
- Mediatek Dimensity 8300 Ultra (4 nm) | |
| 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 (1x3.35 GHz Cortex-A715 & 3x3.20 GHz Cortex-A715 & 4x2.20 GHz Cortex-A510) | |
| GPU | Mali-G78 MP14 - International Adreno 660 - USA/China |
Mali G615-MC6 | |
| External memory | No | No | |
| Internal memory | 128GB 12GB RAM, 256GB 12GB RAM, 512GB 16GB RAM | 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM |
Benchmark
| Antutu 10 Total | 744835 | 1433022 | |
| Antutu 10 CPU | 199654 | 290846 | |
| Antutu 10 GPU | 229735 | 538303 | |
| Antutu 10 Mem | 150252 | 334794 | |
| Antutu 10 UX | 199654 | 290846 | |
| Antutu 8 Total | 638987 | ||
| GeekBench 6 Single Core | 1499 | ||
| GeekBench 6 Multi Core | 4265 | ||
| GeekBench 5 Single Core | 960 | ||
| GeekBench 5 Multi-Core | 3177 |
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 / HSPA / LTE / 5G | |
| Bands | -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only) CDMA 800 / 1900 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE -5G - SA/NSA/Sub6/mmWave |
-2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - 1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 28, 38, 40, 41, 48, 66 -5G - 1, 2, 3, 5, 7, 8, 20, 28, 38, 40, 41, 48, 77, 78 SA/NSA/Sub6 |
|
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G | HSPA, 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/6, dual-band, Wi-Fi Direct | |
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO | GPS, GALILEO, GLONASS, QZSS, BDS (B1I+B1c) | |
| NFC | Yes | Yes (market/region dependent) | |
| USB | USB Type-C 3.2, USB On-The-Go | USB Type-C 2.0, OTG | |
| Bluetooth | 5.2, A2DP, LE | 5.4, A2DP, LE, aptX HD | |
| 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) |
Music and Audio
| Radio | FM radio (Snapdragon only) | No | |
| Headphone jack | No | No | |
| Others | - 32-bit/384kHz audio -Tuned by AKG |
- 24-bit/192kHz Hi-Res & Hi-Res Wireless audio |
Other features
| Sensors | - Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer | - Fingerprint (under display, optical), accelerometer, gyro, compass, proximity , 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 |
- 67W Fast charging, QC2.0, PD3.0, 100% in 45 min - IP54, dust and splash resistant |
|
| Versions |
- Versions: SM-G998B, SM-G998B/DS (International); SM-G998U (USA); SM-G998U1 (USA unlocked); SM-G998W (Canada); SM-G998N (Korea); SM-G9980 (China) |
Reviews and Opinions on Samsung Galaxy S21 Ultra 5G and Xiaomi Poco X6 Pro
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