Samsung Galaxy S21 5G vs Samsung Galaxy A55 5G compare
The best smartphone comparison tool: compare Samsung Galaxy S21 5G vs Samsung Galaxy A55 5G and choose the best model for you
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Samsung Galaxy S21 5G
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Samsung Galaxy A55 5G
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Samsung Galaxy S21 5G vs Samsung Galaxy A55 5G
What is the difference between the Samsung Galaxy S21 5G and Samsung Galaxy A55 5G? 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 5G | Samsung Galaxy A55 5G | |
| Rating | (+) | (+) | |
| Review | Samsung Galaxy S21 5G Review | ||
| Release date | 2021, January 14 | 2024, March 11 | |
| Dimensions (HxWxD) | 151.7 x 71.2 x 7.9 mm | 5.97 x 5.97 x 2.8 in | 161.1 x 77.4 x 8.2 mm | 6.34 x 6.34 x 3.05 in | |
| Weight | 169 g | 5.96 oz | 213 g | 7.51 oz | |
| Body Build | Glass front (Gorilla Glass Victus), plastic back, aluminum frame | Glass front (Gorilla Glass Victus+), glass back (Gorilla Glass), aluminum frame | |
| Colors | Phantom Gray, Phantom White, Phantom Violet, Phantom Pink | Awesome Iceblue, Awesome Lilac, Awesome Navy, Awesome Lemon | |
| Battery | 4000 mAh, Li-Ion, non-removable | 5000 mAh, Li-Ion, non-removable | |
| Approximate price | $ 800 | 400 EUR |
Screen
| Technology | Dynamic AMOLED 2X | Super AMOLED | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | |
| Display colors | 16M | 16M | |
| Screen size | 6.2" inc | 6.6" inc | |
| Screen area | 94.1 cm2 | 106.9 cm2 | |
| Screen format | 20:9 (height:width) | 19.5:9 (height:width) | |
| Screen to body ratio | 87.2% | 85.8% | |
| Screen resolution | 1080 x 2400 px | 1080 x 2340 px | |
| Screen PPI /points per inch/ | 421 PPI | 390 PPI | |
| Screen protection | Corning Gorilla Glass Victus | Corning Gorilla Glass Victus+ | |
| Other specs | - Always-on display -120Hz -HDR10+ -1300 nits (peak) |
- 120Hz, HDR10+, 1000 nits (HBM) -Always-on display |
Camera and Video
| Rear camera, main | 12 MP, Triple | 50 MP, Triple | |
| Camera specs | -12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, Dual Pixel PDAF, OIS -64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom -12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video |
-50 MP, f/1.8, (wide), 1/1.56", 1.0µm, PDAF, OIS -12 MP, f/2.2, 123˚ (ultrawide), 1/3.06", 1.12µm -5 MP, f/2.4, (macro) |
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| Functions | LED flash, auto-HDR, panorama | LED flash, panorama, HDR | |
| Video | 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS | 4K@30fps, 1080p@30/60fps, gyro-EIS | |
| DxOMark Main Score | 116 | 108 | |
| DxOMark Photo | 123 | 110 | |
| DxOMark Video | 93 | 117 | |
| Front camera, selfie | 10 MP, Single | 32 MP, Single | |
| Specifications | 10 MP, f/2.2, 26mm (wide), 1/3.24'', 1.22µm, Dual Pixel PDAF | 32 MP, f/2.2, 26mm (wide), 1/2.74", 0.8µm | |
| Functions | Dual video call, Auto-HDR | ||
| Video | 4K@30/60fps, 1080p@30fps | 4K@30fps, 1080p@30/60fps | |
| DxOMark Selfie Score | 98 | ||
| DxOMark Photo | 100 | ||
| DxOMark Video | 95 |
Performance
| Operating system - OS | Android 11, One UI 3.1 | Android 14, One UI 6.1 | |
| Chipset | - Exynos 2100 (5 nm)
- Qualcomm SM8350 Snapdragon 888 (5 nm) - USA/China |
- Exynos 1480 (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 (4x2.75 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55) | |
| Graphics processor GPU | Mali-G78 MP14 - International Adreno 660 - USA/China |
Xclipse 530 | |
| External memory | No | microSDXC (uses shared SIM slot) | |
| Internal memory | 128GB 8GB RAM, 256GB 8GB RAM | 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM, 256GB 8GB RAM, 256GB 12GB RAM |
Benchmark
| Antutu 10 Total | 715197 | 715476 | |
| Antutu 10 CPU | 205401 | 210925 | |
| Antutu 10 GPU | 214138 | 188204 | |
| Antutu 10 Mem | 131954 | 120292 | |
| Antutu 10 UX | 205401 | 210925 | |
| Antutu 9 Total | 755368 | ||
| Antutu 8 Total | 601547 | ||
| GeekBench 6 Single Core | 1172 | ||
| GeekBench 6 Multi Core | 3524 | ||
| GeekBench 5 Single Core | 945 | ||
| GeekBench 5 Multi-Core | 3061 |
Communication and Connectivity
| SIM card | Single SIM (Nano-SIM and/or eSIM)Dual SIM (Nano-SIM and/or eSIM, dual stand-by) | Single SIM (Nano-SIM, eSIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by) | |
| Network | GSM / CDMA / HSPA / EVDO / LTE / 5G | GSM / HSPA / LTE / 5G | |
Show all network frequencies: |
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| 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/6, 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, BDS, QZSS | |
| NFC | Yes | Yes (market/region dependent) | |
| USB | USB Type-C 3.2, USB On-The-Go | USB Type-C 2.0, OTG | |
| Bluetooth | 5.0, A2DP, LE | 5.3, A2DP, LE | |
| Harmful irradiation |
SAR - 0.74 W/kg (head) 1.08 W/kg (body) SAR EU - 0.46 W/kg (head) 1.51 W/kg (body) |
SAR EU - 0.68 W/kg (head) 1.04 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 |
Other features
| Sensors | - Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer | - Fingerprint (under display, optical), accelerometer, gyro, compass, proximity | |
| 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) -IP68 dust/water resistant (up to 1.5m for 30 mins) |
- 25W Fast charging - IP67 dust/water resistant (up to 1m for 30 min) |
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| Versions |
- Versions: SM-G991B, SM-G991B/DS (International); SM-G991U (USA); SM-G991U1 (USA unlocked); SM-G991W (Canada); SM-G991N (Korea); SM-G9910 (China) |
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