Samsung Galaxy A51 vs Samsung Galaxy Note 20 compare
The best smartphone comparison tool: compare Samsung Galaxy A51 vs Samsung Galaxy Note 20 and choose the best model for you
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Samsung Galaxy A51
Smartphone 2
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Samsung Galaxy Note 20
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Samsung Galaxy A51 vs Samsung Galaxy Note 20
What is the difference between the Samsung Galaxy A51 and Samsung Galaxy Note 20? 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 A51 | Samsung Galaxy Note 20 | |
| Rating | (+) | (+) | |
| Review | Samsung Galaxy A51 Review | Samsung Galaxy Note 20 Review | |
| Release date | 2019, December | 2020, August 05 | |
| Dimensions (HxWxD) | 158.5 x 73.6 x 7.9 mm | 6.24 x 6.24 x 2.9 in | 161.6 x 75.2 x 8.3 mm | 6.36 x 6.36 x 2.96 in | |
| Weight | 172 g | 6.07 oz | 192 g | 6.77 oz | |
| Body Build | Glass front (Gorilla Glass 3), plastic back, plastic frame | Glass front (Gorilla Glass 5), plastic back | |
| Colors | Prism Crush Black, White, Blue, Pink | Mystic Green, Mystic Bronze, Mystic Gray, Mystic Red, Mystic Blue | |
| Battery | 4000 mAh, Non-removable Li-Po | 4300 mAh, Non-removable Li-Ion | |
| Battery life |
Talking time - Up to 32 h (3G) Music play - Up to 87 h |
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| Approximate price | $280 | 950 EUR |
Screen
| Technology | Super AMOLED | Super AMOLED Plus | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | |
| Display colors | 16M | 16M | |
| Screen size | 6.5" inc | 6.7" inc | |
| Screen area | 102.0 cm2 | 108.4 cm2 | |
| Screen format | 20:9 (height:width) | 20:9 (height:width) | |
| Screen to body ratio | 87.4% | 89.2% | |
| Screen resolution | 1080 x 2400 px | 1080 x 2400 px | |
| Screen PPI /points per inch/ | 405 PPI | 393 PPI | |
| Screen protection | Corning Gorilla Glass 3 | Corning Gorilla Glass 5 | |
| Other specs | - HDR10+ -Always-on display |
Camera and Video
| Rear camera, main | 48 MP, Quad | 12 MP, Triple | |
| Camera specs | -48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF -12 MP, f/2.2, 12mm (ultrawide) -5 MP, f/2.4, 25mm (macro), 1/5.0", 1.12µm -5 MP, f/2.2, 1/5.0", 1.12µm, depth sensor |
-12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, Dual Pixel PDAF, OIS -64 MP, f/2.0, 27mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 3x hybrid zoom -12 MP, f/2.2, 120˚, 13mm (ultrawide), 1/2.55", 1.4µm |
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| Functions | LED flash, panorama, HDR | LED flash, auto-HDR, panorama | |
| Video | 2160p@30fps, 1080p@30/120fps; gyro-EIS | 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS & OIS | |
| DxOMark Main Score | 87 | 120 | |
| DxOMark Photo | 90 | 123 | |
| DxOMark Video | 86 | 105 | |
| Front camera, selfie | 32 MP, Single | 10 MP, Single | |
| Specifications | 32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm | 10 MP, f/2.2, 26mm (wide), 1/3.2'', 1.22µm, Dual Pixel PDAF | |
| Functions | HDR | Dual video call, Auto-HDR | |
| Video | 1080p@30fps | 4K@30/60fps, 1080p@30fps | |
| DxOMark Selfie Score | 100 | ||
| DxOMark Photo | 103 | ||
| DxOMark Video | 95 |
Performance
| Operating system - OS | Android 10.0; One UI 2 | Android 10, One UI 2.5 | |
| Chipset | - Exynos 9611 (10nm) | - Exynos 990 (7 nm+)
- Qualcomm SM8250 Snapdragon 865+ (7 nm+) - USA |
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| Processor CPU | - Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) | - Octa-core (2x2.73 GHz Mongoose M5 & 2x2.50 GHz Cortex-A76 & 4x2.0 GHz Cortex-A55) - Global -Octa-core (1x3.0 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.8 GHz Kryo 585) - USA |
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| Graphics processor GPU | Mali-G72 MP3 | Mali-G77 MP11 - Global Adreno 650 - USA |
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| External memory | microSD, up to 1 TB (dedicated slot) | No | |
| Internal memory | 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM | 256GB 8GB RAM |
Benchmark
| Antutu 10 Total | 266589 | ||
| Antutu 10 CPU | 78142 | ||
| Antutu 10 GPU | 45333 | ||
| Antutu 10 Mem | 67437 | ||
| Antutu 10 UX | 78142 | ||
| Antutu 8 Total | 138454 | 528591 | |
| Antutu 7 Total | |||
| GeekBench 6 Single Core | 325 | 977 | |
| GeekBench 6 Multi Core | 1031 | 2737 | |
| GeekBench 6 OpenCL | 761 | 4331 | |
| GeekBench 6 Vulkan | 1472 | 4603 | |
| GeekBench 5 Single Core | 264 | 901 | |
| GeekBench 5 Multi-Core | 1276 | 2988 |
Communication and Connectivity
| SIM card | Single SIM (Nano-SIM)Dual SIM (Nano-SIM, dual stand-by) | Single SIM (Nano-SIM and/or eSIM)Hybrid Dual SIM (Nano-SIM, dual stand-by) | |
| Network | GSM / HSPA / LTE | GSM / CDMA / HSPA / EVDO / LTE | |
Show all network frequencies: |
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| Speed | HSPA, LTE-A | HSPA 42.2/5.76 Mbps, LTE-A (7CA) Cat20 2000/200 Mbps | |
| GPRS | Yes | Yes | |
| Edge | Yes | Yes | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot | |
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS, GLONASS, BDS, GALILEO | |
| NFC | Yes | Yes | |
| USB | 2.0, Type-C 1.0 reversible connector, USB On-The-Go | 3.2, Type-C 1.0 reversible connector, USB On-The-Go | |
| Bluetooth | 5.0, A2DP, LE | 5.0, A2DP, LE, aptX | |
| Harmful irradiation |
SAR - 0.80 W/kg (head) 0.67 W/kg (body) SAR EU - 0.37 W/kg (head) 1.59 W/kg (body) |
SAR - 1.11 W/kg (head) 1.14 W/kg (body) SAR EU - 0.36 W/kg (head) 1.37 W/kg (body) |
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Music and Audio
| Radio | FM radio | FM radio (market dependent) | |
| Headphone jack | Yes | No | |
| Others | - Active noise cancellation with dedicated mic | - 32-bit/384kHz audio -Tuned by AKG |
Other features
| Sensors | - Fingerprint (under display, optical), accelerometer, gyro, proximity, compass | - Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer | |
| Other extras |
- ANT+ - Fast battery charging 15W |
- 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) -Stylus, 26ms latency (Bluetooth integration, accelerometer, gyro) |
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| Versions |
- Versions: SM-A515F/DSN (Global); SM-A515F/DS (LATAM); SM-A515F/DST (Brazil); SM-A515F/DSM (Russia); SM-A515F/N (Australia) |
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