Phone Comparison - vivo Y91(Mediatek) vs OPPO A1k vs vivo Y19
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| Price Comparison (India) | - | - | |
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| Manufacturer | vivo | Oppo | vivo |
| Announced | January 2019 | April 2019 | November 2019 |
| Status | Available - January 2019 | Coming Soon - April 2019 | Available - November 2019 |
| Price | Rs. 9,990 ($0.00) [Similarly Priced] | - | Rs. 13,999 ($0.00) [Similarly Priced] |
| Colors | Starry Black, Ocean Blue | Black, Red | Magnetic Black, Spring White |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
155.1 x 75.1 x 8.3 mm (6.11 x 2.96 x 0.33 in) |
154.5 x 73.8 x 8.4 mm (6.08 x 2.91 x 0.33 in) |
162.2 x 76.5 x 8.9 mm (6.39 x 3.01 x 0.35 in) |
| Weight | 163.5 g (5.75.0.18 oz) | 170 g (6 oz) | 193 g (6.81 oz) |
| SIM Type | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| 3G Network | HSDPA 850 / 900 / 2100 | HSDPA 850 / 900 / 2100 | HSDPA 850 / 900 / 2100 |
| 4G Network | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 38(2600), 40(2300), 41(2500) | LTE band 1(2100), 3(1800), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) | LTE band 1(2100), 3(1800), 5(850), 8(900), 28(700), 38(2600), 40(2300), 41(2500) |
| Messaging | |||
| Build Features | - Fingerprint Sensor |
- | - Fingerprint Sensor |
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| OS | Android 8.1 (Oreo) | Android 9.0 (Pie) | Android 9.0 (Pie) |
| User Interface | Funtouch 4.5 | ColorOS 6 | Funtouch 9.2 |
| Processor | Octa-core 2.0 GHz Cortex-A53, Mediatek MT6762 Helio P22 (12 nm) | Octa-core 2.0 GHz Cortex-A53, MediaTek Helio P22 (MT6762R) 12nm | Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55), Mediatek MT6768 Helio P65 (12nm) |
| GPU | PowerVR GE8320 | IMG PowerVR GE8320 | Mali-G52 MC2 |
| RAM | 3 GB | 2 GB | 4 GB |
| Internal Memory | 64 GB | 32 GB | 128 GB |
| External Memory | microSD, up to 256 GB | microSD, up to 256 GB | Unspecified |
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| Type | IPS LCD Capacitive Touchscreen | IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 | IPS LCD Capacitive Touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 6.22 inches | 6.1 inches | 6.53 inches |
| Resolution | 720 x 1520 pixels (270 ppi) | 720 x 1560 pixels (282 ppi) | 1080 x 2340 pixels (395 ppi) |
| Screen-to-Body Ratio | 83.15% | 79.92% | 84.22% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | FM radio | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 13 MP + 2 MP | 8 MP | 16 MP + 8 MP + 2 MP |
| Flash | LED Flash | LED Flash | LED Flash |
| Features | 13 MP, f/2.2, PDAF 2 MP, f/2.4, depth sensor Panorama |
8MP rear camera, f/2.2 aperture HDR, Panorama |
16 MP, f/1.8, (wide), PDAF 8 MP, f/2.2, 13mm (ultrawide) 2 MP, f/2.4, macro camera HDR, Panorama |
| Video | 1080p@30fps | 1080p@30fps | 1080p@30fps |
| Front Camera | 8 MP, f/1.8 [Similar] |
5 MP, f/2.0 AI Face Beauty, Gender Detection, AR Sticker Face Beauty Video, Camera Filter, HDR [Similar] |
16 MP, f/2.0, HDR, 1080p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA 42.2/5.76 Mbps, LTE Cat5 150/75 Mbps | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps | HSPA 42.2/5.76 Mbps, LTE-A |
| Bluetooth | 5.0, A2DP, LE | 4.2, A2DP, LE | 5.0, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| USB | microUSB 2.0, USB On-The-Go | microUSB 2.0, USB On-The-Go | microUSB 2.0, USB On-The-Go |
| GPS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Browser | Yes | Yes | Yes |
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| Internal | 64 GB, 3 GB RAM | 32 GB, 2 GB RAM | 128 GB, 4 GB RAM |
| Expandable Storage | microSD, up to 256 GB | microSD, up to 256 GB | Unspecified |
| USB OTG | Supported | 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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| NFC | |
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| Type | Non-removable Li-Po Battery | Non-removable Li-Ion Battery | Non-removable Li-Po Battery Fast battery charging 18W |
| Capacity | 4030 mAh | 4000 mAh | 5000 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
Rs. 9,990 
