Samsung Galaxy A71 vs Galaxy A51
54
out of 100
VS
50
out of 100
Here we compared two mid-range smartphones: the 6.7-inch Samsung Galaxy A71 (with Qualcomm Snapdragon 730) that was released on December 12, 2019, against the Samsung Galaxy A51, which is powered by Exynos 9 Octa 9611. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.
Key differences
Reasons to consider the Samsung Galaxy A71
- Shows 21% longer battery life (32:03 vs 26:33 hours)
- 41% better performance in AnTuTu Benchmark (299K versus 212K)
- Comes with 500 mAh larger battery capacity: 4500 vs 4000 mAh
- Supports higher wattage charging (25W versus 15W)
- Faster storage type - UFS 2.1 versus UFS 2.0
- More energy-efficient CPU – Snapdragon 730
- 54% faster in single-core GeekBench 5 test: 539 and 350 points
Reasons to consider the Samsung Galaxy A51
- Delivers 23% higher peak brightness (631 against 514 nits)
Review
Display
Screen quality, color accuracy, brightness
Camera
Photo and video recording quality
Performance
CPU and memory performance (apps, system)
Gaming
Capabilities for playing modern games
Battery
Battery life, charging type and speed
Connectivity
Networks, ports, data transmission
Choose the importance of each parameter to more accurately identify the smartphone that best meets your particular needs.
Value for money
You can enter your local prices of these phones (in USD or other currency) and click on the "Calculate" button to see which one has a better value for money.
Tests and specifications
Comparison table of technical specifications and testsDisplay
| Type | Super AMOLED | Super AMOLED |
| Size | 6.7 inches | 6.5 inches |
| Resolution | 1080 x 2400 pixels | 1080 x 2400 pixels |
| Aspect ratio | 20:9 | 20:9 |
| PPI | 393 ppi | 405 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Adaptive refresh rate | No | No |
| Max rated brightness | 600 nits | 400 nits |
| HDR support | No | No |
| Screen protection | Corning Gorilla Glass 3 | Corning Gorilla Glass 3 |
| Screen-to-body ratio | 87.2% | 87.4% |
| Display features | - Always-On Display | - Always-On Display |
| RGB color space | 98.2% | 98.8% |
| PWM | 247 Hz | 242 Hz |
| Response time | 3.8 ms | 25 ms |
| Contrast | ∞ Infinity | ∞ Infinity |
Peak brightness test (auto)
Design and build
| Height | 163.6 mm (6.44 inches) | 158.5 mm (6.24 inches) |
| Width | 76 mm (2.99 inches) | 73.6 mm (2.9 inches) |
| Thickness | 7.7 mm (0.3 inches) | 7.9 mm (0.31 inches) |
| Weight | 179 g (6.31 oz) | 172 g (6.07 oz) |
| Waterproof | No | No |
| Rear material | Plastic | Plastic |
| Frame material | Plastic | Plastic |
| Colors | Black, Silver, Blue, Pink | White, Black |
| Fingerprint scanner | Yes, in-display | Yes, in-display |
Screen-to-body ratio
Performance
| Chipset | Qualcomm Snapdragon 730 | Samsung Exynos 9 Octa 9611 |
| Max clock | 2200 MHz | 2300 MHz |
| CPU cores | 8 (2 + 6) | 8 (4 + 4) |
| Architecture | - 6 cores at 1.8 GHz: Kryo 470 Silver (Cortex-A55) - 2 cores at 2.2 GHz: Kryo 470 Gold (Cortex-A76) |
- 4 cores at 1.7 GHz: Cortex-A53 - 4 cores at 2.3 GHz: Cortex-A73 |
| Lithography process | 8 nanometers | 10 nanometers |
| Graphics | Adreno 618 | Mali-G72 MP3 |
| GPU clock | 700 MHz | 850 MHz |
| FLOPS | ~358 GFLOPS | ~259 GFLOPS |
Benchmarks
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
AnTuTu Benchmark 9
| CPU | 86200 | 63753 |
| GPU | 90800 | 43839 |
| Memory | 47735 | 43507 |
| UX | 75500 | 62692 |
| Total score | 299513 | 212646 |
3DMark Wild Life Performance
| Max surface temperature | 37.5 °C | 42.2 °C |
| Stability | 97% | 95% |
| Graphics test | 4 FPS | 4 FPS |
| Graphics score | 740 | 812 |
| Web score | 5547 | - |
| Video editing | 5841 | - |
| Photo editing | 14060 | - |
| Data manipulation | 6693 | - |
| Writing score | 8941 | - |
Memory
| RAM size | 6, 8 GB | 4, 6 GB |
| Memory type | LPDDR4X | LPDDR4X |
| Memory clock | 1866 MHz | 1866 MHz |
| Channels | 2 | 2 |
| Storage size | 128 GB | 64, 128 GB |
| Storage type | UFS 2.1 | UFS 2.0 |
| Memory card | MicroSD | MicroSD |
| Memory card max size | Up to 512 GB | Up to 512 GB |
Software
| Operating system | Android 10 (Can be upgraded to Android 13) | Android 10 (Can be upgraded to Android 13) |
| ROM | One UI 5.0 | One UI 5.0 |
| OS size | 23.8 GB | 23 GB |
Battery
| Capacity | 4500 mAh | 4000 mAh |
| Max charge power | 25 W | 15 W |
| Battery type | Li-Po | Li-Po |
| Replaceable | No | No |
| Wireless charging | No | No |
| Reverse charging | No | No |
| Fast charging | Yes (50% in 35 min) | Yes (40% in 35 min) |
| Full charging time | 1:22 hr | 1:50 hr |
| Web browsing | 10:32 hr | 09:34 hr |
| Watching video | 14:49 hr | 11:29 hr |
| Gaming | 04:45 hr | 05:12 hr |
| Standby | 109 hr | 83 hr |
General battery life
Camera
| Matrix | 64 megapixels | 48 megapixels |
| Image resolution | 9000 x 7000 | 8000 x 6000 |
| Zoom | Digital | Digital |
| Flash | LED | LED |
| Stabilization | Digital | Digital |
| 8K video recording | No | No |
| 4K video recording | Up to 30FPS | Up to 30FPS |
| 1080p video recording | Up to 30FPS | Up to 30FPS |
| Slow motion | 960 FPS (1080p) | 960 FPS (720p) |
| Angle of widest lens | 120° | 120° |
| Lenses | 4 (64 MP + 12 MP + 5 MP + 5 MP) | 4 (48 MP + 12 MP + 5 MP + 5 MP) |
| Wide (main) lens | - 64 MP - Aperture: f/1.8 - Focal length: 26 mm - Pixel size: 0.8 micron - Sensor: 1/1.7", Samsung Bright S5KGW1 (ISOCELL Plus CMOS) - Phase autofocus |
- 48 MP - Aperture: f/2.0 - Focal length: 26 mm - Pixel size: 0.8 micron - Sensor: 1/2", Sony IMX582 (Exmor-RS CMOS) - Phase autofocus |
| Ultra-wide lens | - 12 MP - Aperture: f/2.2 - Focal length: 13 mm - Pixel size: 1.12 micron |
- 12 MP - Aperture: f/2.2 - Focal length: 13 mm - Pixel size: 1.12 micron |
| Macro lens | - 5 MP - Aperture: f/2.4 |
- 5 MP - Aperture: f/2.4 - Focal length: 40 mm - Pixel size: 1.12 micron |
| Depth lens | - 5 MP - Aperture: f/2.2 - Pixel size: 1.12 micron - Sensor: 1/5.0" (CMOS) |
- 5 MP - Aperture: f/2.2 - Pixel size: 1.12 micron - Sensor: 1/5.0" (CMOS) |
| Camera features | - Bokeh mode - Pro mode |
- Bokeh mode - Pro mode |
| Samples | Photo samples of Samsung Galaxy A71 from DxOMark | - |
| Megapixels | 32 megapixels | 32 megapixels |
| Image resolution | 6528 x 4896 | 6560 x 4928 |
| Aperture | f/2.2 | f/2.2 |
| Focal length | 26 mm | 26 mm |
| Pixel size | 0.8 microns | 0.8 microns |
| Sensor type | ISOCELL CMOS | ISOCELL CMOS |
| Sensor size | 1/2.8" | 1/2.8" |
| Video resolution | 2160p (4K) at 30 FPS | 2160p (4K) at 30 FPS |
DxOMark camera tests
Photo quality
Video quality
Generic camera score
Connectivity
| Wi-Fi standard | Wi-Fi 5 (802.11 b/g/n/ac) | Wi-Fi 5 (802.11 b/g/n/ac) |
| Wi-Fi features | - Dual Band - Wi-Fi Direct - Wi-Fi Hotspot - Wi-Fi Display |
- Dual Band - Wi-Fi Direct - Wi-Fi Hotspot - Wi-Fi Display |
| Bluetooth version | 5 | 5 |
| Bluetooth features | PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, A2DP | PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, A2DP |
| USB type | USB Type-C | USB Type-C |
| USB version | 2 | 2 |
| USB features | - Charging - USB-Storage mode - OTG |
- Charging - USB-Storage mode - OTG |
| GPS | GPS, GLONASS, Beidou, Galileo | GPS, GLONASS, Beidou, Galileo |
| NFC* | Yes | Yes |
| Infrared port | No | No |
| Number of SIM* | 2 | 2 |
| Type of SIM card | Nano | Nano |
| Multi SIM mode | Active | Standby |
| eSIM support* | No | No |
| Hybrid slot | No | No |
| LTE Cat* | 12 | 12 |
| 5G support | No | No |
Sound
| Speakers | Mono | Mono |
| Headphone audio jack | Yes | Yes |
| FM radio | Yes | Yes |
| Dolby Atmos | Yes | Yes |
Speakers test
Max loudness
Other
| Category | Mid-range | Mid-range |
| Announced | December 2019 | December 2019 |
| Release date | February 2020 | December 2019 |
| SAR (head) | 0.51 W/kg | 0.596 W/kg |
| SAR (body) | 1.56 W/kg | 1.45 W/kg |
| Sensors | - Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint |
- Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint |
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.
Conclusion
These smartphones have a lot in common, but we would recommend the Samsung Galaxy A71. It has a better performance, gaming, battery life, and connectivity.
Cast your vote
Total votes: 2754