Xiaomi Redmi 2A vs Samsung Galaxy A21 compare
The best smartphone comparison tool: compare Xiaomi Redmi 2A vs Samsung Galaxy A21 and choose the best model for you
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Xiaomi Redmi 2A
Smartphone 2
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Samsung Galaxy A21
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Xiaomi Redmi 2A vs Samsung Galaxy A21
What is the difference between the Xiaomi Redmi 2A and Samsung Galaxy A21? 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 2A | Samsung Galaxy A21 | |
| Rating | (+) | (+) | |
| Review | Samsung Galaxy A21 Review | ||
| Release date | 2015, March | 2020, April 8 | |
| Dimensions (HxWxD) | 134 x 67.2 x 9.4 mm | 5.28 x 5.28 x 2.65 in | 167.8 x 76.7 x 8.1 mm | 6.61 x 6.61 x 3.02 in | |
| Weight | 132 g | 4.66 oz | 193 g | 6.81 oz | |
| Body Build | Glass front, plastic back, plastic frame | ||
| Colors | Black, Green, Yellow, Pink | Black | |
| Battery | 2200 mAh, Removable Li-Ion | 4000 mAh, Non-removable Li-Po | |
| Approximate price | 130 EUR | 199 EUR |
Screen
| Technology | IPS LCD | IPS LCD | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | |
| Display colors | 16M | 16M | |
| Screen size | 4.7" inc | 6.5" inc | |
| Screen area | 60.9 cm2 | 102.0 cm2 | |
| Screen format | 16:9 (height:width) | 20:9 (height:width) | |
| Screen to body ratio | 67.6% | 79.3% | |
| Screen resolution | 720 x 1280 px | 720 x 1600 px | |
| Screen PPI /points per inch/ | 312 PPI | 270 PPI |
Camera and Video
| Rear camera, main | 8 MP, Single | 16 MP, Quad | |
| Camera specs | -8 MP, f/2.2, 28mm (wide), 1/3.2'', 1.4µm, AF | -16 MP, f/1.8, (wide), 1/3.06", 1.0µm, PDAF -8 MP, f/2.2, (ultrawide), 1/4.0", 1.12µm -2 MP, f/2.4, (macro) -2 MP, f/2.4, (depth) |
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| Functions | LED flash, HDR | LED flash, panorama, HDR | |
| Video | Yes | 1080p@30fps | |
| Front camera, selfie | 2 MP, Single | 13 MP, Single | |
| Specifications | 2 MP | 13 MP, f/2.0, (wide) | |
| Video | 720p | 1080p@30fps |
Performance
| Operating system - OS | Android 5.0 (Lollipop); MIUI 6 | Android 10.0; One UI 2.0 | |
| Chipset | - Leadcore L1860C | ||
| Processor CPU | - Quad-core 1.5 GHz | - Octa-core (4x2.3 GHz & 4x1.8 GHz) | |
| Graphics processor GPU | Mali-T628 MP2 | ||
| External memory | microSD, up to 32 GB (dedicated slot) | microSDXC (dedicated slot) | |
| Internal memory | 8 GB, 1 GB RAM | 32GB 3GB RAM |
Benchmark
| Antutu 8 Total | 102874 | ||
| GeekBench 5 Single Core | 193 | ||
| GeekBench 5 Multi-Core | 975 | ||
| GeekBench 4 Single Core | 740 | ||
| GeekBench 4 Multi-Core | 4039 |
Communication and Connectivity
| SIM card | Dual SIM (Micro-SIM, dual stand-by) | Single SIM (Nano-SIM)Dual SIM (Nano-SIM, dual stand-by) | |
| Network | GSM / HSPA / LTE | GSM / HSPA / LTE | |
Show all network frequencies: |
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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 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | |
| GPS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS, BDS | |
| NFC | Yes (market/region dependent) | ||
| USB | microUSB 2.0 | 2.0, Type-C 1.0 reversible connector | |
| Bluetooth | 4.0, A2DP | 5.0, A2DP, LE | |
| Harmful irradiation | SAR - 1.27 W/kg (head) 0.60 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, proximity | - Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass | |
| Other extras |
- Fast charging 15W |
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