On this page we compare specs Vivo Y51 Octa-core (4x2.0 GHz Kryo 260 Gold, 4x1.8 GHz Kryo 260 Silver) with Oppo A3s Octa-core 1.8 GHz Cortex-A53, we compare external dimensions, compare screens and performance, the amount of RAM and memory for storing media data, battery capacity and characteristics of photo cameras, compare the presence of various sensors and functions.
Hardware and OS (2020, December) | Vivo Y51 | Oppo A3s |
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Operating system | Android 11, Funtouch 11 | |
Processor | Octa-core (4x2.0 GHz Kryo 260 Gold, 4x1.8 GHz Kryo 260 Silver) | |
GPU | Adreno 610 | |
RAM | 8 GB | |
Internal Storage | 128 GB | |
Memory Card Slot | microSDXC (dedicated slot) | |
User Interface | Yes | |
Hardware and OS | Vivo Y51 | Oppo A3s |
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Operating system | | Android 8.1 (Oreo); ColorOS 5.1 |
Processor | | Octa-core 1.8 GHz Cortex-A53 |
Chipset | | Qualcomm SDM450 Snapdragon 450 (14 nm) |
GPU | | Adreno 506 |
Internal memory | | 16 GB, 2 GB RAM |
External memory | | microSD, up to 256 GB (dedicated slot) |
Display | Vivo Y51 | Oppo A3s |
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Type | | IPS LCD |
Size | | 6.2" inc |
Resolution | | 720 x 1520 px |
Touchscreen | | capacitive touchscreen |
Screen-to-Body Ratio | | 81.2% |
Display area | | 95.9 cm2 |
Display aspect ratio | | 19:9 (height:width) |
Pixel Density | | 271 PPI |
Colors | | 16M |
Display (2020, December) | Vivo Y51 | Oppo A3s |
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Type | IPS LCD | |
Size | 6.58 inches | |
Resolution | 1080 x 2408 pixels | |
Colors | 16M | |
Pixel Density | 415 ppi | |
Touchscreen | Yes | |
Connectivity (2020, December) | Vivo Y51 | Oppo A3s |
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4G Network | 1, 3, 5, 8, 40 | |
5G Network | No | |
Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | |
GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | |
NFC | No | |
USB | USB Type-C 2.0, USB On-The-Go | |
Speed | HSPA 42.2/5.76 Mbps, LTE-A | |
SIM | Nano SIM | |
Dual SIM | Dual SIM (Nano-SIM, dual stand-by) | |
Wireless Charging | No | |
Connectivity | Vivo Y51 | Oppo A3s |
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2G Network | | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
3G Network | | HSDPA 850 / 900 / 2100 |
4G Network | | LTE |
Wi-Fi | | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
Network | | GSM / HSPA / LTE |
SIM card | | Dual SIM (Nano-SIM, dual stand-by) |
Bluetooth | | 4.2, A2DP, LE |
Edge | | Yes |
GPRS | | Yes |
GPS | | Yes, with A-GPS |
Speed | | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
USB | | microUSB 2.0, USB On-The-Go |
Camera (2020, December) | Vivo Y51 | Oppo A3s |
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Main camera | 48 MP (wide), 8 MP (ultrawide), 2 MP (macro) | |
Features | LED flash, HDR, panorama | |
Image | 1080p | |
Selfie camera | 16 MP (wide) | |
Camera | Vivo Y51 | Oppo A3s |
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Main camera | | 13 MP, Dual |
Specs | | 13 MP, f/2.2, AF -2 MP, f/2.4, depth sensor |
Features | | LED flash, HDR, panorama |
Video | | 1080p@30fps |
Selfie camera | | 8 MP, Single |
Multimedia (2020, December) | Vivo Y51 | Oppo A3s |
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Loudspeaker | Yes | |
Handsfree | Yes | |
Radio | Yes | |
Video Playback | Yes | |
Video Out | Yes | |
Ring Tones | Yes | |
3.5 mm Jack | Yes | |
Multimedia | Vivo Y51 | Oppo A3s |
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3.5 mm Jack | | Yes |
Radio | | FM radio |
Design (2020, December) | Vivo Y51 | Oppo A3s |
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Dimensions | 163.9 x 75.3 x 8.4 mm | |
Waterproof | No | |
Weight | 188 g | |
Design | Vivo Y51 | Oppo A3s |
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Colors | | Red, Dark Purple |
Dimensions | | 156.2 x 75.6 x 8.2 mm |
Weight | | 168 g |
Battery (2020, December) | Vivo Y51 | Oppo A3s |
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Capacity | Li-Po 5000 mAh, Fast charging 18W, 70% in 67 min (advertised) | |
Placement | Non-removable | |
Battery | Vivo Y51 | Oppo A3s |
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Battery capacity | | 4230 mAh, Non-removable Li-Ion |
Other | Vivo Y51 | Oppo A3s |
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Release date | | 2018, July |
Sensors | | Accelerometer, proximity, compass |
Other (2020, December) | Vivo Y51 | Oppo A3s |
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Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, | |