Samsung Galaxy A51 vs ZTE Blade A31 Comparison and Differences
Smartphone 1
Samsung Galaxy A51
Smartphone 2
ZTE Blade A31
Smartphone 3
Samsung Galaxy A51 or ZTE Blade A31 Specs Comparison
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Common specs
| Brand and model | Samsung Galaxy A51 | ZTE Blade A31 | |
| Rating | (+) | (+) | |
| Release date | 2019, December | 2021, July 13 | |
| Dimensions (HxWxD) | 158.5 x 73.6 x 7.9 mm | 6.24 x 6.24 x 2.9 in | 140 x 71 x 8.9 mm | 5.51 x 5.51 x 2.8 in | |
| Weight | 172 g | 6.07 oz | 166 g | 5.86 oz | |
| Body Build | Glass front (Gorilla Glass 3), plastic back, plastic frame | Plastic | |
| Case | buy from Amazon | buy from Amazon | |
| Colors | Prism Crush Black, White, Blue, Pink | Blue, Gray | |
| Battery | 4000 mAh, Non-removable Li-Po | 3000 mAh, Li-Ion, non-removable | |
| Battery life |
Talking time - Up to 32 h (3G) Music play - Up to 87 h |
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| Approximate price | $280 | $ 93 | |
| Check price | from Amazon | from Amazon |
Screen
| Technology | Super AMOLED | LCD IPS | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | |
| Display colors | 16M | 16M | |
| Screen size | 6.5" in | 5.45" in | |
| Screen area | 102.0 cm2 | 76.7 cm2 | |
| Screen format | 20:9 (height:width) | 18:9 (height:width) | |
| Screen to body ratio | 87.4% | 77.1% | |
| Screen resolution | 1080 x 2400 px | 720 x 1440 px | |
| Screen PPI /points per inch/ | 405 PPI | 295 PPI | |
| Screen protection | Corning Gorilla Glass 3 | ||
| Screen protector | buy from Amazon | buy from Amazon |
Camera and Video
| Rear camera, main | 48 MP, Quad | 8 MP, Single | |
| 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 |
-8 MP, (wide), 0.80 µm | |
| Functions | LED flash, panorama, HDR | LED flash, HDR | |
| Video | 2160p@30fps, 1080p@30/120fps; gyro-EIS | 720p@30fps | |
| DxOMark Main Score | 87 | ||
| DxOMark Photo | 90 | ||
| DxOMark Video | 86 | ||
| Front camera, selfie | 32 MP, Single | 2 MP, Single | |
| Specifications | 32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm | 2 MP (up-scaled to 5 MP) | |
| Functions | HDR | ||
| Video | 1080p@30fps |
Performance
| Operating system - OS | Android 10.0; One UI 2 | Android 11 (Go edition) | |
| Chipset | - Exynos 9611 (10nm) | - Unisoc SC9863A (28nm) | |
| CPU | - Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) | - Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55) | |
| GPU | Mali-G72 MP3 | IMG8322 | |
| External memory | microSD, up to 1 TB (dedicated slot) | microSDXC | |
| Internal memory | 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM | 32GB 2GB 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 | 101305 | |
| Antutu 7 Total | |||
| GeekBench 6 Single Core | 325 | ||
| GeekBench 6 Multi Core | 1031 | ||
| GeekBench 6 OpenCL | 761 | ||
| GeekBench 6 Vulkan | 1472 | ||
| GeekBench 5 Single Core | 264 | 149 | |
| GeekBench 5 Multi-Core | 1276 | 817 |
Communication and Connectivity
| SIM card | Single SIM (Nano-SIM)Dual SIM (Nano-SIM, dual stand-by) | Dual SIM, dual stand-by (Nano SIM + Nano SIM) | |
| Network | GSM / HSPA / LTE | GSM / HSPA / LTE | |
| Bands | -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 20(800), 26(850), 28(700), 38(2600), 40(2300), 41(2500), 66(1700/2100) |
-2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - 1, 2, 3, 5, 7, 8, 20, 28, 38 |
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| Speed | HSPA, LTE-A | HSPA, LTE | |
| 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 b/g/n, hotspot | |
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS, GLONASS | |
| NFC | Yes | Yes | |
| USB | 2.0, Type-C 1.0 reversible connector, USB On-The-Go | microUSB 2.0 | |
| Bluetooth | 5.0, A2DP, LE | 4.2, A2DP, LE | |
| 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) |
Music and Audio
| Radio | FM radio | FM radio | |
| Headphone jack | Yes | Yes | |
| Others | - Active noise cancellation with dedicated mic |
Other features
| Sensors | - Fingerprint (under display, optical), accelerometer, gyro, proximity, compass | - Accelerometer , Infrared port | |
| Other extras |
- ANT+ - Fast battery charging 15W |
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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) |
Reviews and Opinions on Samsung Galaxy A51 and ZTE Blade A31
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