Realme C21Y vs ZTE Blade A51 compare
The best smartphone comparison tool: compare Realme C21Y vs ZTE Blade A51 and choose the best model for you
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Realme C21Y
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ZTE Blade A51
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Realme C21Y vs ZTE Blade A51
What is the difference between the Realme C21Y and ZTE Blade A51? 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 | Realme C21Y | ZTE Blade A51 | |
| Rating | (+) | (+) | |
| Review | Realme C21Y Review | ZTE Blade A51 Review | |
| Release date | 2021, June 21 | 2021, May 08 | |
| Dimensions (HxWxD) | 164.5 x 76 x 9.1 mm | 6.48 x 6.48 x 2.99 in | 166.5 x 75.6 x 8.5 mm | 6.56 x 6.56 x 2.98 in | |
| Weight | 200 g | 7.05 oz | 173.7 g | 6.13 oz | |
| Body Build | Glass front, plastic back, plastic frame | Plastic | |
| Colors | Cross Black, Cross Blue | Blue, Gray | |
| Battery | 5000 mAh, Li-Po, non-removable | 3200 mAh, Li-Ion, non-removable | |
| Approximate price | 130 EUR | $ 119 |
Screen
| Technology | IPS LCD | LCD IPS | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | |
| Display colors | 16M | 16M | |
| Screen size | 6.5" inc | 6.52" inc | |
| Screen area | 102.0 cm2 | 102.6 cm2 | |
| Screen format | 20:9 (height:width) | 20:9 (height:width) | |
| Screen to body ratio | 81.6% | 81.5% | |
| Screen resolution | 720 x 1600 px | 720 x 1600 px | |
| Screen PPI /points per inch/ | 270 PPI | 269 PPI | |
| Other specs | - 400 nits (typ) |
Camera and Video
| Rear camera, main | 13 MP, Dual | 13 MP, Dual | |
| 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) |
-13 MP, (wide), 0.80 µm -5 MP, ƒ/ 2.4, (depth) |
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| Functions | LED flash, HDR, panorama | LED flash | |
| Video | 1080p@30fps | 1080p@30fps | |
| Front camera, selfie | 5 MP, Single | 5 MP, Single | |
| Specifications | 5 MP, f/2.2, (wide), 1/5.0'', 1.12µm | 5 MP | |
| Functions | HDR, panorama | ||
| Video | 1080p@30fps |
Performance
| Operating system - OS | Android 10, Realme UI | Android 11 (Go edition) | |
| Chipset | - Unisoc T610 (12 nm) | - Unisoc SC9863A (28nm) | |
| Processor CPU | - Octa-core (2xX.X 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 | IMG8322 | |
| External memory | microSDXC (dedicated slot) | microSDXC | |
| Internal memory | 32GB 3GB RAM, 64GB 4GB RAM | 32GB 2GB RAM, 64GB 2GB RAM |
Benchmark
| Antutu 9 Total | 196954 | ||
| Antutu 8 Total | 101305 | ||
| GeekBench 5 Single Core | 350 | 147 | |
| GeekBench 5 Multi-Core | 1308 | 808 |
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 | HSPA, LTE | |
| GPRS | Yes | Yes | |
| Edge | Yes | Yes | |
| Wi-Fi | Wi-Fi 802.11 b/g/n, hotspot | Wi-Fi 802.11 b/g/n, hotspot | |
| GPS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS | |
| NFC | No | Yes | |
| USB | microUSB 2.0, USB On-The-Go | USB Type-C 2.0, USB On-The-Go | |
| Bluetooth | 5.0, A2DP, LE | 4.2, A2DP, LE | |
Music and Audio
| Radio | FM radio | ||
| Headphone jack | Yes | Yes |
Other features
| Sensors | - Fingerprint (rear-mounted), accelerometer, proximity, compass | - Fingerprint (rear-mounted), Proximity, Accelerometer | |
| Other extras |
- Reverse charging |
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