Samsung Galaxy S21 Ultra 5G vs Samsung Galaxy S24 Ultra compare
The best smartphone comparison tool: compare Samsung Galaxy S21 Ultra 5G vs Samsung Galaxy S24 Ultra and choose the best model for you
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Samsung Galaxy S21 Ultra 5G
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Samsung Galaxy S24 Ultra
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Samsung Galaxy S21 Ultra 5G vs Samsung Galaxy S24 Ultra
What is the difference between the Samsung Galaxy S21 Ultra 5G and Samsung Galaxy S24 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 | Samsung Galaxy S24 Ultra | |
| Rating | (+) | (+) | |
| Review | Samsung Galaxy S21 Ultra 5G Review | ||
| Release date | 2021, January 14 | 2024, January 17 | |
| Dimensions (HxWxD) | 165.1 x 75.6 x 8.9 mm | 6.5 x 6.5 x 2.98 in | 162.3 x 79 x 8.6 mm | 6.39 x 6.39 x 3.11 in | |
| Weight | 227 g | 8.01 oz | 232 g | 8.18 oz | |
| Body Build | Glass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame | Glass front (Corning Gorilla Armor), glass back (Corning Gorilla Armor), titanium frame (grade 2) | |
| Colors | Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown | Titanium Black, Titanium Gray, Titanium Violet, Titanium Yellow, Titanium Blue, Titanium Green, Titanium Orange | |
| Battery | 5000 mAh, Li-Ion, non-removable | 5000 mAh, Li-Ion | |
| Body Form | Samsung | ||
| Approximate price | $ 960 | € 607.9 |
Screen
| Technology | Dynamic AMOLED 2X | Dynamic LTPO AMOLED 2X | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | |
| Display colors | 16M | 16M | |
| Screen size | 6.8" inc | 6.8" inc | |
| Screen area | 112.1 cm2 | 113.5 cm2 | |
| Screen format | 20:9 (height:width) | 19.5:9 (height:width) | |
| Screen to body ratio | 89.8% | 88.5% | |
| Screen resolution | 1440 x 3200 px | 1440 x 3120 px | |
| Screen PPI /points per inch/ | 515 PPI | 505 PPI | |
| Screen protection | Corning Gorilla Glass Victus | Corning Gorilla Armor | |
| Other specs | - Always-on display -120Hz -HDR10+ -1500 nits (peak) |
- 120Hz, HDR10+, 2600 nits (peak) -DX anti-reflective coating |
Camera and Video
| Rear camera, main | 108 MP, Quad | 200 MP, Quad | |
| 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 |
-200 MP, f/1.7, 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, OIS -10 MP, f/2.4, 67mm (telephoto), 1/3.52", 1.12µm, PDAF, OIS, 3x optical zoom -50 MP, f/3.4, 111mm (periscope telephoto), 1/2.52", 0.7µm, PDAF, OIS, 5x optical zoom -12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video |
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| Functions | LED flash, auto-HDR, panorama | Laser AF, LED flash, auto-HDR, panorama | |
| Video | 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS | 8K@24/30fps, 4K@30/60/120fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EIS | |
| DxOMark Main Score | 121 | 144 | |
| DxOMark Photo | 128 | 144 | |
| DxOMark Video | 98 | 137 | |
| Front camera, selfie | 40 MP, Single | 12 MP, Single | |
| Specifications | 40 MP, f/2.2, 26mm (wide), 1/2.8'', 0.7µm, PDAF | 12 MP, f/2.2, 26mm (wide), 1/3.2", 1.12µm, dual pixel PDAF | |
| Functions | Dual video call, Auto-HDR | HDR, HDR10+ | |
| Video | 4K@30/60fps, 1080p@30fps | 4K@30/60fps, 1080p@30fps | |
| DxOMark Selfie Score | 101 | ||
| DxOMark Photo | 104 | ||
| DxOMark Video | 95 |
Performance
| Operating system - OS | Android 11, One UI 3.1 | Android 14, up to 7 major Android upgrades, One UI 8.0 | |
| Chipset | - Exynos 2100 (5 nm)
- Qualcomm SM8350 Snapdragon 888 (5 nm) - USA/China |
- Qualcomm SM8650-AC Snapdragon 8 Gen 3 (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 |
- 8-core (1x3.39GHz Cortex-X4 & 3x3.1GHz Cortex-A720 & 2x2.9GHz Cortex-A720 & 2x2.2GHz Cortex-A520) | |
| Graphics processor GPU | Mali-G78 MP14 - International Adreno 660 - USA/China |
Adreno 750 (1 GHz) | |
| External memory | No | No | |
| Internal memory | 128GB 12GB RAM, 256GB 12GB RAM, 512GB 16GB RAM | 256GB 12GB RAM, 512GB 12GB RAM, 1TB 12GB RAM |
Benchmark
| Antutu 10 Total | 744835 | 1523833 | |
| Antutu 10 CPU | 199654 | 452123 | |
| Antutu 10 GPU | 229735 | 374852 | |
| Antutu 10 Mem | 150252 | 386963 | |
| Antutu 10 UX | 199654 | 452123 | |
| Antutu 8 Total | 638987 | ||
| GeekBench 6 Single Core | 2143 | ||
| GeekBench 6 Multi Core | 6698 | ||
| GeekBench 6 OpenCL | 14122 | ||
| GeekBench 6 Vulkan | 15420 | ||
| 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) | · Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time) - INT · Nano-SIM + eSIM + eSIM (max 2 at a time) - USA · Nano-SIM + Nano-SIM - CN |
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| Network | GSM / CDMA / HSPA / EVDO / LTE / 5G | GSM / CDMA / HSPA / EVDO / LTE / 5G | |
Show all network frequencies: |
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| Speed | HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G | HSPA, LTE (CA), 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/7, tri-band, Wi-Fi Direct | |
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO | GPS, GLONASS, BDS, GALILEO, QZSS | |
| NFC | Yes | Yes | |
| USB | USB Type-C 3.2, USB On-The-Go | USB Type-C 3.2, DisplayPort 1.2, OTG | |
| Bluetooth | 5.2, A2DP, LE | 5.3, 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) |
SAR - 1.26 W/kg (head) 0.62 W/kg (body) SAR EU - 1.06 W/kg (head) 1.30 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 |
- High-bitrate audio support |
Other features
| Sensors | - Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer | - Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer | |
| 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 |
- Samsung DeX, Samsung Wireless DeX (desktop experience support) -Ultra Wideband (UWB) support - 45W Fast charging, Power Delivery 3.0, 65% in 30 min -15W Wireless charging (Qi) -4.5W Reverse wireless charging - IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) -Stylus (Bluetooth integration, accelerometer, gyro) |
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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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