Phone Comparison - vivo Y51a vs Xiaomi Redmi K40 Gaming
vivo Y51a.jpg)
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Xiaomi Redmi K40 Gaming.jpg)
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| Manufacturer | vivo | Xiaomi |
| Announced | January 2021 | April 2021 |
| Status | Coming Soon - January 2021 | Coming Soon - April 2021 |
| Colors | Titanium Sapphire, Crystal Symphony | Black, Gray, Silver, Bruce Lee Yellow |
| Form Factor | Candybar | Candybar |
| Dimension |
163.9 x 75.3 x 8.4 mm (6.45 x 2.96 x 0.33 in) |
161.9 x 76.9 x 8.3 mm (6.37 x 3.03 x 0.33 in) |
| Weight | 188 g (6.63 oz) | 205 g (7.23 oz) |
| SIM Type | Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA2000 1x |
| 3G Network | HSDPA 850 / 900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Network | 1, 3, 5, 8, 40 | 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42 |
| 5G Network | - | 1, 3, 28, 41, 77, 78 SA/NSA/Sub6 |
| Messaging | ||
| Build Features | - Fingerprint Sensor (side-mounted) |
- Fingerprint Sensor (side-mounted) Physical pop-up gaming triggers IP53, dust and splash protection |
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| OS | Android 11 | Android 11 |
| User Interface | Funtouch 11 | MIUI 12.5 |
| Processor | Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver), Qualcomm SM6115 Snapdragon 662 (11 nm) [Similar] | Octa-core (1x3.0 GHz Cortex-A78 & 3x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55), MediaTek MT6893 Dimensity 1200 5G (6 nm) [Similar] |
| GPU | Adreno 610 [Similar] | Mali-G77 MC9 [Similar] |
| RAM | 8 GB [Browse Similar] | 12 GB [Browse Similar] |
| Internal Memory | 128 GB | 256 GB |
| External Memory | microSDXC (dedicated slot) | No |
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| Type | IPS LCD Screen | FHD+ OLED Screen 120Hz Refresh Rate HDR10+ 500 nits (typ) Corning Gorilla Glass 5 |
| Colors | 16M Colour | 1B colors |
| Size | 6.58 inches [Similar] | 6.67 inches [Similar] |
| Resolution | 1080 x 2408 pixels (401 ppi) | 1080 x 2400 pixels (395 ppi) |
| Screen-to-Body Ratio | 84.54% | 86.09% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | No |
| Games | Yes + Downloadable | Yes + Downloadable |
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| Rear Camera | 48 MP + 8 MP + 2 MP [Similar] | 64 MP + 8 MP + 2 MP [Similar] |
| Flash | LED Flash | Dual-LED Flash |
| Features | 48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 120˚, (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro) HDR, Panorama |
64 MP, f/1.7, 26mm (wide), 1/2.0", 0.7µm, PDAF 8 MP, f/2.2, 120Ë (ultrawide) 2 MP, f/2.4, (macro) HDR, Panorama |
| Video | 4K@30fps, 1080p@30fps, gyro-EIS | 4K@30fps, 1080p@30/60/120fps, 720p@960fps, HDR |
| Front Camera |
16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm HDR 1080p@30fps [Similar] |
16 MP HDR 1080p@30fps, 720p@120fps, HDR [Similar] |
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| GPRS | Yes | Yes |
| Edge | Yes | Yes |
| 3G | HSPA 42.2/5.76 Mbps, LTE-A | HSPA 42.2/5.76 Mbps, LTE-A, 5G |
| Bluetooth | 5.0, A2DP, LE | 5.2, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot |
| USB | USB Type-C 2.0, USB On-The-Go | USB Type-C 2.0, USB On-The-Go |
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS, NavIC |
| Browser | Yes | Yes |
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| Internal | 128 GB, 8 GB RAM | 256 GB, 12 GB RAM or 256 GB, 8 GB RAM or 128 GB, 12 GB RAM or 128 GB, 8 GB RAM or 128 GB, 6 GB RAM UFS 3.1 |
| Expandable Storage | microSDXC (dedicated slot) | No |
| USB OTG | Supported | Supported |
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| Fingerprint | |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| Magnetic-Field Sensor (Compass) | |
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| Gyroscope Sensor | |
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| Barometer Sensor | |
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| NFC | |
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| Type | Non-removable Li-Po Battery Fast battery charging 18W |
Non-removable Li-Po Battery Fast battery charging 67W, 100% in 42 min (advertised) Power Delivery 3.0 Quick Charge 3+ |
| Capacity | 5000 mAh | 5065 mAh |
| Stand by | - | - |
| Talk Time | - | - |
