On this page we compare specs Vivo U1 4x 1.95 GHz ARM Cortex-A53, 4x 1.45 GHz ARM Cortex-A53, Cores: 8 with vivo Y91 Octa-core (2x1.95 GHz Cortex-A53 & 6x1.45 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 | Vivo U1 | vivo Y91 |
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Operating system | Funtouch 4.5 OS (Android 8.1 Oreo) | Android 8.1 (Oreo); Funtouch 4.5 |
Processor | 4x 1.95 GHz ARM Cortex-A53, 4x 1.45 GHz ARM Cortex-A53, Cores: 8 | Octa-core (2x1.95 GHz Cortex-A53 & 6x1.45 GHz Cortex A53) |
Chipset | | Qualcomm SDM439 Snapdragon 439 (12 nm) |
GPU | Qualcomm Adreno 505 | Adreno 505 |
RAM | 3 GB, 4 GB | |
Internal memory | | 32 GB, 3 GB RAM16 GB, 2 GB RAM |
Internal Storage | 32 GB, 64 GB | |
External memory | | microSD, up to 256 GB |
Memory Card Slot | microSD, microSDHC, microSDXC | |
User Interface | Yes with Modified Android | |
Display | Vivo U1 | vivo Y91 |
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Type | IPS | IPS LCD |
Size | 6.2 inches | 6.22" inc |
Resolution | 720 x 1520 pixels | 720 x 1520 px |
Touchscreen | Yes | capacitive touchscreen |
Screen-to-Body Ratio | | 82.9% |
Display area | | 96.6 cm2 |
Display aspect ratio | | 19:9 (height:width) |
Pixel Density | 271 ppi | 270 PPI |
Protection | 2.5D curved glass screen | |
Colors | 16M | 16M |
Features | Capacitive, Multi-touch, Scratch resistant | |
Connectivity | Vivo U1 | vivo Y91 |
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2G Network | | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
3G Network | | HSDPA 850 / 900 / 2100 |
4G Network | Yes | LTE band 1(2100), 3(1800), 5(850), 40(2300), 41(2500) |
Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, 802.11 n 5GHz, Dual Band, Wi-Fi Direct, Wi-Fi Hotspot | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
NFC | No | |
Network | | GSM / HSPA / LTE |
SIM card | | Dual SIM (Nano-SIM, dual stand-by) |
Bluetooth | | 4.2, A2DP, LE |
SIM | Nano SIM | |
Edge | | Yes |
Dual SIM | Nano-SIM, Nano-SIM / microSD | |
GPRS | | Yes |
Wireless Charging | No | |
GPS | Yes, with A-GPS, GLONASS, Beidou | Yes, with A-GPS, GLONASS, BDS |
Speed | LTE 850 MHz LTE 900 MHz LTE 1800 MHz LTE 2100 MHz LTE-TDD 1900 MHz (B39) LTE-TDD 2300 MHz (B40) LTE-TDD 2500 MHz (B41) LTE-TDD 2600 MHz (B38) LTE-TDD 2000 MHz (B34) | HSPA 42.2/5.76 Mbps, LTE Cat5 150/75 Mbps |
USB | Micro USB 2.0 with OTG, Charging and Mass Storage Function | microUSB 2.0, USB On-The-Go |
Camera | Vivo U1 | vivo Y91 |
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Image | 4160 x 3120 pixels | |
Main camera | 12.98 MP (megapixels) | 13 MP, Dual |
Specs | | 13 MP, f/2.2, PDAF -2 MP, f/2.4, depth sensor |
Features | Yes with Single-LED Flash | LED flash, panorama |
Video | | 1080p@30fps |
Selfie camera | 7.99 MP (megapixels) | 8 MP, Single |
Multimedia | Vivo U1 | vivo Y91 |
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Loudspeaker | Yes | |
Handsfree | Yes | |
Video Playback | Yes | |
Video Out | Yes | |
3.5 mm Jack | yes | Yes |
Ring Tones | Yes | |
Radio | Yes | FM radio |
Design | Vivo U1 | vivo Y91 |
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Colors | | Starry Black, Ocean Blue, Red (Y91i only) |
Dimensions | 75.09 x 155.11 x 8.28 mm | 155.1 x 75.1 x 8.3 mm |
Waterproof | No | |
Weight | 163 g | 163.5 g |
Battery | Vivo U1 | vivo Y91 |
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Battery capacity | | 4030 mAh, Non-removable Li-Po |
Capacity | 4030 mAh, Li-Ion | |
Other | Vivo U1 | vivo Y91 |
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Release date | | 2018, November |
Sensors | Proximity, Light, Accelerometer, Compass, Gyroscope, Fingerprint | Fingerprint (rear-mounted), accelerometer, proximity, compass |