ZTE Blade A31 vs Samsung Galaxy A20 Comparison and Differences
Smartphone 1
ZTE Blade A31
Smartphone 2
Samsung Galaxy A20
Smartphone 3
ZTE Blade A31 or Samsung Galaxy A20 Specs Comparison
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Common specs
| Brand and model | ZTE Blade A31 | Samsung Galaxy A20 | |
| Rating | (+0) | (+0) | |
| Release date | 2021, July 13 | 2019, March | |
| Dimensions (HxWxD) | 140 x 71 x 8.9 mm | 5.51 x 5.51 x 2.8 in | 158.4 x 74.7 x 7.8 mm | 6.24 x 6.24 x 2.94 in | |
| Weight | 166 g | 5.86 oz | 169 g | 5.96 oz | |
| Body Build | Plastic | Front glass, plastic body | |
| Case | buy from Amazon | buy from Amazon | |
| Colors | Blue, Gray | Black, Deep Blue, Red, Coral Orange, Gold | |
| Battery | 3000 mAh, Li-Ion, non-removable | 4000 mAh, Non-removable Li-Po | |
| Battery life |
Talking time - Up to 12 (3G) Music play - Up to 82 h |
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| Approximate price | $ 93 | 200 EUR | |
| Check price | from Amazon | from Amazon |
Screen
| Technology | LCD IPS | Super AMOLED | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | |
| Display colors | 16M | 16M | |
| Screen size | 5.45" in | 6.4" in | |
| Screen area | 76.7 cm2 | 100.5 cm2 | |
| Screen format | 18:9 (height:width) | 19.5:9 (height:width) | |
| Screen to body ratio | 77.1% | 85.0% | |
| Screen resolution | 720 x 1440 px | 720 x 1560 px | |
| Screen PPI /points per inch/ | 295 PPI | 268 PPI | |
| Screen protection | Corning Gorilla Glass 3 | ||
| Screen protector | buy from Amazon | buy from Amazon |
Camera and Video
| Rear camera, main | 8 MP, Single | 13 MP, Dual | |
| Camera specs | -8 MP, (wide), 0.80 µm | -13 MP, f/1.9, 28mm (wide), AF -5 MP, f/2.2, 12mm (ultrawide) |
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| Functions | LED flash, HDR | LED flash, panorama, HDR | |
| Video | 720p@30fps | 1080p@30fps | |
| Front camera, selfie | 2 MP, Single | 8 MP, Single | |
| Specifications | 2 MP (up-scaled to 5 MP) | 8 MP, f/2.0 |
Performance
| Operating system - OS | Android 11 (Go edition) | Android 9.0 (Pie) | |
| Chipset | - Unisoc SC9863A (28nm) | - Exynos 7884 Octa (14 nm) | |
| CPU | - Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55) | - Octa-core (2x1.6 GHz Cortex-A73 & 6x1.35 GHz Cortex-A53) | |
| GPU | IMG8322 | Mali-G71 MP2 | |
| External memory | microSDXC | microSD, up to 1 TB (dedicated slot) | |
| Internal memory | 32GB 2GB RAM | 32 GB, 3 GB RAM |
Benchmark
| Antutu 8 Total | 101305 | ||
| Antutu 7 Total | |||
| GeekBench 6 Single Core | 240 | ||
| GeekBench 6 Multi Core | 742 | ||
| GeekBench 6 OpenCL | 627 | ||
| GeekBench 5 Single Core | 149 | 235 | |
| GeekBench 5 Multi-Core | 817 | 852 |
Communication and Connectivity
| SIM card | Dual SIM, dual stand-by (Nano SIM + Nano SIM) | Single SIM (Nano-SIM)Dual SIM (Nano-SIM, dual stand-by) | |
| Network | GSM / HSPA / LTE | GSM / HSPA / LTE | |
| Bands | -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 |
-2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only) -3G - HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500) LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 12(700), 13(700), 17(700), 20(800), 28(700), 38(2600), 40(2300), 41(2500), 66(1700/2100) |
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| Speed | HSPA, LTE | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | |
| GPRS | Yes | Yes | |
| Edge | Yes | Yes | |
| Wi-Fi | Wi-Fi 802.11 b/g/n, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | |
| GPS | Yes, with A-GPS, GLONASS | Yes (market/region dependent) | |
| NFC | Yes | Yes | |
| USB | microUSB 2.0 | 2.0, Type-C 1.0 reversible connector, USB On-The-Go | |
| Bluetooth | 4.2, A2DP, LE | 5.0, A2DP, LE | |
| Harmful irradiation |
SAR - 1.09 W/kg (head) 0.60 W/kg (body) SAR EU - 0.23 W/kg (head) 1.38 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 | - Accelerometer , Infrared port | - Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass | |
| Other extras |
- Fast battery charging 15W |
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| Versions |
- Versions: SM-A205F/DS, SM-A205FN/DS (Global), SM-A205U (USA), SM-A205GN/DS, SM-A205YN, SM-A205G/DS, SM-A205W (Canada) |
Reviews and Opinions on ZTE Blade A31 and Samsung Galaxy A20
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