Realme C21Y vs Xiaomi Redmi 8A Comparison and Differences
Smartphone 1
Realme C21Y
Smartphone 2
Xiaomi Redmi 8A
Smartphone 3
Realme C21Y or Xiaomi Redmi 8A Specs Comparison
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Common specs
| Brand and model | Realme C21Y | Xiaomi Redmi 8A | |
| Rating | (+0) | (+0) | |
| Release date | 2021, June 21 | 2019, September | |
| Dimensions (HxWxD) | 164.5 x 76 x 9.1 mm | 6.48 x 6.48 x 2.99 in | 156.5 x 75.4 x 9.4 mm | 6.16 x 6.16 x 2.97 in | |
| Weight | 200 g | 7.05 oz | 188 g | 6.63 oz | |
| Body Build | Glass front, plastic back, plastic frame | Front glass, plastic body | |
| Case | buy from Amazon | buy from Amazon | |
| Colors | Cross Black, Cross Blue | Midnight Black, Ocean Blue, Sunset Red | |
| Battery | 5000 mAh, Li-Po, non-removable | 5000 mAh, Non-removable Li-Po | |
| Approximate price | 130 EUR | 100 EUR | |
| Check price | from Amazon | from Amazon |
Screen
| Technology | IPS LCD | IPS LCD | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | |
| Display colors | 16M | 16M | |
| Screen size | 6.5" in | 6.2" in | |
| Screen area | 102.0 cm2 | 95.9 cm2 | |
| Screen format | 20:9 (height:width) | 19:9 (height:width) | |
| Screen to body ratio | 81.6% | 81.3% | |
| Screen resolution | 720 x 1600 px | 720 x 1520 px | |
| Screen PPI /points per inch/ | 270 PPI | 271 PPI | |
| Screen protection | Corning Gorilla Glass 5 | ||
| Other specs | - 400 nits (typ) | ||
| Screen protector | buy from Amazon | buy from Amazon |
Camera and Video
| Rear camera, main | 13 MP, Dual | 12 MP, Single | |
| Camera specs | -13 MP, f/2.2, 26mm (wide), 1/3.06'', 1.12µm, PDAF -2 MP, f/2.4, (macro) -2 MP, f/2.4, (depth) |
-12 MP, f/1.8, 1/2.55'', 1.4µm, dual pixel PDAF | |
| Functions | LED flash, HDR, panorama | LED flash, HDR | |
| Video | 1080p@30fps | 1080p@30fps | |
| Front camera, selfie | 5 MP, Single | 8 MP, Single | |
| Specifications | 5 MP, f/2.2, (wide), 1/5.0'', 1.12µm | 8 MP, f/2.0, 1.12µm | |
| Functions | HDR, panorama | HDR | |
| Video | 1080p@30fps | 1080p@30fps |
Performance
| Operating system - OS | Android 10, Realme UI | Android 9.0 (Pie) | |
| Chipset | - Unisoc T610 (12 nm) | - Qualcomm SDM439 Snapdragon 439 (12 nm) | |
| CPU | - Octa-core (2xX.X GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) | - Octa-core (2x1.95 GHz Cortex-A53 & 6x1.45 GHz Cortex A53) | |
| GPU | Mali-G52 | Adreno 505 | |
| External memory | microSDXC (dedicated slot) | microSD, up to 512 GB (dedicated slot) | |
| Internal memory | 32GB 3GB RAM, 64GB 4GB RAM | 32GB 2GB RAM, 32GB 3GB RAM |
Benchmark
| Antutu 9 Total | 196954 | 118349 | |
| Antutu 8 Total | 87337 | ||
| GeekBench 5 Single Core | 350 | 128 | |
| GeekBench 5 Multi-Core | 1308 | 598 | |
| GeekBench 4 Single Core | 864 | ||
| GeekBench 4 Multi-Core | 3669 |
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 | |
| Bands | -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - 1, 3, 5, 8, 38, 40, 41 |
-2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300) - Global LTE band 1(2100), 3(1800), 5(850), 8(900), 40(2300), 41(2500) - India LTE band 1(2100), 3(1800), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) - China |
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| Speed | HSPA 42.2/5.76 Mbps, LTE | HSPA, LTE-A | |
| 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, BDS | Yes, with A-GPS, GLONASS, BDS | |
| NFC | No | ||
| USB | microUSB 2.0, USB On-The-Go | 2.0, Type-C 1.0 reversible connector, USB On-The-Go | |
| Bluetooth | 5.0, A2DP, LE | 4.2, A2DP, LE |
Music and Audio
| Radio | FM Radio, built-in antenna | ||
| Headphone jack | Yes | Yes | |
| Others | - Active noise cancellation with dedicated mic |
Other features
| Sensors | - Fingerprint (rear-mounted), accelerometer, proximity, compass | - Accelerometer, proximity, compass , Infrared port | |
| Other extras |
- Reverse charging |
- Fast battery charging 18W - Splash resistant |
Reviews and Opinions on Realme C21Y and Xiaomi Redmi 8A
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