Samsung Galaxy M21 vs Xiaomi Redmi 9A compare
The best smartphone comparison tool: compare Samsung Galaxy M21 vs Xiaomi Redmi 9A and choose the best model for you
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Samsung Galaxy M21
Smartphone 2
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Xiaomi Redmi 9A
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Samsung Galaxy M21 vs Xiaomi Redmi 9A
What is the difference between the Samsung Galaxy M21 and Xiaomi Redmi 9A? 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 | Samsung Galaxy M21 | Xiaomi Redmi 9A | |
| Rating | (+) | (+) | |
| Review | Samsung Galaxy M21 Review | Xiaomi Redmi 9A Review | |
| Release date | 2020, March 18 | 2020, June 30 | |
| Dimensions (HxWxD) | 159 x 75.1 x 8.9 mm | 6.26 x 6.26 x 2.96 in | 164.9 x 77 x 9 mm | 6.49 x 6.49 x 3.03 in | |
| Weight | 188 g | 6.63 oz | 196 g | 6.91 oz | |
| Body Build | Glass front (Gorilla Glass 3), plastic back, plastic frame | ||
| Colors | Midnight Blue, Raven Black | Carbon Gray, Sky Blue, Ocean Green | |
| Battery | 6000 mAh, Non-removable Li-Po | 5000 mAh, Non-removable Li-Po | |
| Approximate price | 160 EUR | 90 EUR |
Screen
| Technology | Super AMOLED | IPS LCD | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | |
| Display colors | 16M | 16M | |
| Screen size | 6.4" inc | 6.53" inc | |
| Screen area | 100.5 cm2 | 102.9 cm2 | |
| Screen format | 19.5:9 (height:width) | 20:9 (height:width) | |
| Screen to body ratio | 84.2% | 81.1% | |
| Screen resolution | 1080 x 2340 px | 720 x 1600 px | |
| Screen PPI /points per inch/ | 403 PPI | 269 PPI | |
| Screen protection | Corning Gorilla Glass 3 | ||
| Other specs | - 420 nits max brightness | - 400 nits typ. brightness |
Camera and Video
| Rear camera, main | 48 MP, Triple | 13 MP, Single | |
| Camera specs | -48 MP, f/2.0, 26mm (wide), 1/2.0'', 0.8µm, PDAF -8 MP, f/2.2, 12mm (ultrawide), 1/4.0'', 1.12µm -5 MP, f/2.2, (depth) |
-13 MP, f/2.2, 28mm (wide), PDAF | |
| Functions | LED flash, panorama, HDR | LED flash, HDR | |
| Video | 2160p@30fps, 1080p@30fps, gyro-EIS | 1080p@30/60fps | |
| Front camera, selfie | 20 MP, Single | 5 MP, Single | |
| Specifications | 20 MP, f/2.0, 26mm (wide) | 5 MP, f/2.2, (wide), 1.12µm | |
| Functions | HDR | HDR | |
| Video | 1080p@30fps | 1080p@30fps |
Performance
| Operating system - OS | Android 10.0; One UI 2 | Android 10, MIUI 12 | |
| Chipset | - Exynos 9611 (10nm) | - MediaTek Helio G25 (12 nm) | |
| Processor CPU | - Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) | - Octa-core 2.0 GHz Cortex-A53 | |
| Graphics processor GPU | Mali-G72 MP3 | PowerVR GE8320 | |
| External memory | microSDXC (dedicated slot) | microSDXC (dedicated slot) | |
| Internal memory | 64GB 4GB RAM, 128GB 6GB RAM | 32GB 2GB RAM, 32GB 3GB RAM |
Benchmark
| Antutu 8 Total | 182451 | 102006 | |
| GeekBench 6 Single Core | 333 | ||
| GeekBench 6 Multi Core | 1037 | ||
| GeekBench 6 OpenCL | 1469 | ||
| GeekBench 6 Vulkan | 1467 | ||
| GeekBench 5 Single Core | 327 | 154 | |
| GeekBench 5 Multi-Core | 1210 | 498 |
Communication and Connectivity
| SIM card | Dual SIM (Nano-SIM, dual stand-by) | 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-A | HSPA 42.2/5.76 Mbps, LTE-A | |
| 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, Wi-Fi Direct, hotspot | |
| GPS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS, BDS | |
| NFC | |||
| USB | 2.0, Type-C 1.0 reversible connector | microUSB 2.0, USB On-The-Go | |
| Bluetooth | 5.0, A2DP, LE | 5.0, A2DP, LE | |
| Harmful irradiation | SAR - 0.47 W/kg (head) |
SAR - 0.90 W/kg (head) 0.65 W/kg (body) SAR EU - 0.40 W/kg (head) 1.19 W/kg (body) |
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Music and Audio
| Radio | FM radio, RDS, recording | FM radio | |
| Headphone jack | Yes | Yes |
Other features
| Sensors | - Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass | - Accelerometer, proximity , Infrared port | |
| Other extras |
- Fast charging 15W |
- Charging 10W |
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