Vivo X51 5G |
Vivo X21 UD |
Vivo X51 5G vs Vivo X21 UD
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Vivo X51 5G
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Vivo X21 UD
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| Vivo X51 5G | Vivo X21 UD | |
| Build | ||
|---|---|---|
| Operating system | ||
| Android 10 | Android 8.1 (Oreo) | |
| Dimensions | ||
| 158.5 x 72.8 x 8 mm (6.24 x 2.87 x 0.31 in) | 154.5 x 74.8 x 7.4 mm (6.08 x 2.94 x 0.29 in) | |
| Weight | ||
| 181 g | 156.2 g | |
| SIM | ||
| Dual SIM (Nano-SIM, dual stand-by) | Hybrid Dual SIM (Nano-SIM, dual stand-by) | |
| Colors | ||
| Gray | Black, Ruby Red | |
| Launch | ||
| Released | ||
| Oct, 2020 | Mar, 2018 | |
| Status | ||
| Available | Available | |
| Frequency | ||
| Data | ||
| GSM / CDMA / HSPA / LTE / 5G | GSM / CDMA / HSPA / LTE | |
| 2G Bands | ||
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SIM 1: GSM 850 / 900 / 1800 / 1900 SIM 2: GSM 850 / 900 / 1800 / 1900 CDMA 800 |
SIM 1: GSM 850 / 900 / 1800 / 1900 SIM 2: GSM 850 / 900 / 1800 / 1900 |
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| 3G Bands | ||
| HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 | |
| 4G Bands | ||
| LTE band 1(2100), 2(1900),... | LTE band 1(2100), 2(1900),... | |
| 5G Bands | ||
| 1, 3, 7, 8, 28, 38, 41, 77, 78 SA/NSA | NO | |
| Processor | ||
| CPU | ||
| Octa-core (1x2.4 GHz Kryo 475 Prime & 1x2.2 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver) | Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260) | |
| Chipset | ||
| Qualcomm SDM765 Snapdragon 765G (7 nm) | Qualcomm SDM660 Snapdragon 660 (14 nm) | |
| GPU | ||
| Adreno 620 | Adreno 512 | |
| DISPLAY | ||
| Technology | ||
| AMOLED capacitive touchscreen, 16M colors | Super AMOLED capacitive touchscreen, 16M colors | |
| Size | ||
| 6.56 inches
See more devices with similar Screen Size > |
6.28 inches See more devices with similar Screen Size > |
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| Resolution | ||
| 1080 x 2376 pixels (~398 ppi density) | 1080 x 2280 pixels, 19:9 ratio (~402 ppi density) | |
| Protection | ||
| NA | Corning Gorilla Glass 3 | |
| Features | ||
| NA | NA | |
| Memory | ||
| Ram | ||
| 8GB RAM See more devices with similar RAM > |
6GB RAM See more devices with similar RAM > |
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| Storage Memory | ||
| 256GB Built-in | 128GB Built-in | |
| Memory Card | ||
| No | microSD, up to 256 GB (uses SIM 2 slot) | |
| Camera | ||
| Main (Rear/Back) | ||
| Quad 48 MP, f/1.6, (wide), PDAF, Laser AF, gimbal OIS 8 MP, f/3.4, 135mm (periscope telephoto), 1/4.0", PDAF, OIS, 5x optical zoom 13 MP, f/2.5, 50mm (portrait), 1/2.8", 0.8µm, PDAF, 2x optical zoom 8 MP, f/2.2, 120°, 16mm (ultrawide), 1/4.0", 1.12µm See more devices with similar Rear Camera > |
Dual 12 MP, f/1.8, 1/2.55", 1.4µm, dual pixel PDAF 5 MP, f/2.4, depth sensor See more devices with similar Rear Camera > |
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| Features | ||
| Dual-LED dual-tone flash, HDR, panorama Video 4K@30fps, 1080p@30fps, gyro-EIS | LED flash, HDR, panorama Video 1080p@30fps | |
| Front | ||
| 32 MP, f/2.5, 26mm (wide), 1/2.8", 0.8µm HDR Video 1080p@30fps See more devices with the same Selfie Camera > |
12 MP, f/2.0 Video 1080p@30fps See more devices with the same Selfie Camera > |
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| Connectivity | ||
| WLAN (WIFI) | ||
| Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot | |
| Bluetooth | ||
| 5.1, A2DP, LE, aptX HD | 5.0, A2DP, LE | |
| GPS | ||
| Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS, GLONASS | |
| USB | ||
| USB Type-C 2.0, USB On-The-Go | microUSB 2.0, USB On-The-Go | |
| NFC | ||
| Yes | No | |
| Features | ||
| Sensors | ||
| Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, color spectrum | Fingerprint (under display), accelerometer, proximity, compass | |
| Torch | ||
| Yes | Yes | |
| Extra | ||
| NA | NA | |
| Battery | ||
| Capacity | ||
| Non-removable Li-Po ,4315 mAh See more devices with similar Battery Capacity > |
Non-removable Li-Ion, 3200 mAh See more devices with similar Battery Capacity > |
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| Charging | ||
| Fast charging 33W, 57% in 30 min | Fast battery charging 18W | |
| Pricing | ||
| Price | ||
|
USD $913 See more devices in this price range > |
USD $704 | |
| Resale Value | ||
| High | High | |
| Comparison Result | ||
| Result | ||
| 8 Greens | 2 Greens | |
| Save Comparison | Go to Vivo brand page |
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