Xiaomi Redmi 9 vs ZTE Blade A31 compare
The best smartphone comparison tool: compare Xiaomi Redmi 9 vs ZTE Blade A31 and choose the best model for you
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Xiaomi Redmi 9
Smartphone 2
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ZTE Blade A31
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Xiaomi Redmi 9 vs ZTE Blade A31
What is the difference between the Xiaomi Redmi 9 and ZTE Blade A31? 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 | Xiaomi Redmi 9 | ZTE Blade A31 | |
| Rating | (+) | (+) | |
| Review | Xiaomi Redmi 9 Review | ||
| Release date | 2020, June 10 | 2021, July 13 | |
| Dimensions (HxWxD) | 163.3 x 77 x 9.1 mm | 6.43 x 6.43 x 3.03 in | 140 x 71 x 8.9 mm | 5.51 x 5.51 x 2.8 in | |
| Weight | 198 g | 6.98 oz | 166 g | 5.86 oz | |
| Body Build | Glass front (Gorilla Glass 3), plastic back, plastic frame | Plastic | |
| Colors | Carbon Gray, Sunset Purple, Ocean Green, Pink/Blue | Blue, Gray | |
| Battery | 5020 mAh, Non-removable Li-Po | 3000 mAh, Li-Ion, non-removable | |
| Approximate price | $ 130 | $ 93 |
Screen
| Technology | IPS LCD | LCD IPS | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | |
| Display colors | 16M | 16M | |
| Screen size | 6.53" inc | 5.45" inc | |
| Screen area | 104.7 cm2 | 76.7 cm2 | |
| Screen format | 19.5:9 (height:width) | 18:9 (height:width) | |
| Screen to body ratio | 83.2% | 77.1% | |
| Screen resolution | 1080 x 2340 px | 720 x 1440 px | |
| Screen PPI /points per inch/ | 395 PPI | 295 PPI | |
| Screen protection | Corning Gorilla Glass 3 | ||
| Other specs | - 400 nits typ. brightness |
Camera and Video
| Rear camera, main | 13 MP, Quad | 8 MP, Single | |
| Camera specs | -13 MP, f/2.2, 28mm (wide), 1/3.1'', 1.12µm, PDAF -8 MP, f/2.2, 118° (ultrawide), 1/4.0'', 1.12µm -5 MP, f/2.4, (macro) -2 MP, f/2.4, (depth) |
-8 MP, (wide), 0.80 µm | |
| Functions | LED flash, HDR, panorama | LED flash, HDR | |
| Video | 1080p@30fps | 720p@30fps | |
| Front camera, selfie | 8 MP, Single | 2 MP, Single | |
| Specifications | 8 MP, f/2.0, 27mm (wide) | 2 MP (up-scaled to 5 MP) | |
| Functions | HDR | ||
| Video | 1080p@30fps |
Performance
| Operating system - OS | Android 10, MIUI 12 | Android 11 (Go edition) | |
| Chipset | - Mediatek Helio G80 (12 nm) | - Unisoc SC9863A (28nm) | |
| Processor CPU | - Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) | - Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55) | |
| Graphics processor GPU | Mali-G52 MC2 | IMG8322 | |
| External memory | microSDXC (dedicated slot) | microSDXC | |
| Internal memory | 32GB 3GB RAM, 64GB 4GB RAM, 128GB 6GB RAM | 32GB 2GB RAM |
Benchmark
| Antutu 10 Total | 268890 | ||
| Antutu 10 CPU | 93652 | ||
| Antutu 10 GPU | 38433 | ||
| Antutu 10 Mem | 62918 | ||
| Antutu 10 UX | 93652 | ||
| Antutu 8 Total | 201917 | 101305 | |
| GeekBench 6 Single Core | 410 | ||
| GeekBench 6 Multi Core | 1295 | ||
| GeekBench 6 OpenCL | 1090 | ||
| GeekBench 6 Vulkan | 1074 | ||
| GeekBench 5 Single Core | 358 | 149 | |
| GeekBench 5 Multi-Core | 1287 | 817 |
Communication and Connectivity
| SIM card | Dual SIM (Nano-SIM, dual stand-by) | Dual SIM, dual stand-by (Nano SIM + Nano SIM) | |
| Network | GSM / HSPA / LTE | GSM / HSPA / LTE | |
Show all network frequencies: |
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| Speed | HSPA 42.2/5.76 Mbps, LTE-A | HSPA, LTE | |
| GPRS | Yes | Yes | |
| Edge | Yes | Yes | |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n, hotspot | |
| GPS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS | |
| NFC | Yes (market/region dependent) | 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 - 0.91 W/kg (head) 1.00 W/kg (body) SAR EU - 0.91 W/kg (head) 1.00 W/kg (body) |
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Music and Audio
| Radio | Wireless FM radio | FM radio | |
| Headphone jack | Yes | Yes |
Other features
| Sensors | - Fingerprint (rear-mounted), accelerometer, proximity, compass , Infrared port | - Accelerometer , Infrared port | |
| Other extras |
- Fast charging 18W |
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