| Product |
Vivo Y91 (Mediatek)
|
Xiaomi Redmi 8A
|
| Battery |
| Charging |
- |
18W wired |
| Type |
4030 mAh, non-removable |
Li-Po 5000 mAh, non-removable |
| Body |
| Build |
- |
Glass front (Gorilla Glass 5), plastic back, plastic frame |
| Dimensions |
155.1 x 75.1 x 8.3 mm (6.11 x 2.96 x 0.33 in) |
156.5 x 75.4 x 9.4 mm (6.16 x 2.97 x 0.37 in) |
| SIM |
Nano-SIMNano-SIM + Nano-SIM |
Nano-SIM + Nano-SIM |
| Weight |
163.5 g (5.78 oz) |
188 g (6.63 oz) |
|
- |
Water-repellent coating |
| Comms |
| Bluetooth |
5.0, A2DP, LE |
4.2, A2DP, LE |
| NFC |
No |
No |
| Positioning |
GPS, GLONASS, BDS |
GPS, GLONASS, BDS |
| Radio |
FM radio |
FM Radio, built-in antenna |
| USB |
microUSB 2.0, OTG |
USB Type-C 2.0, OTG |
| WLAN |
Wi-Fi 802.11 b/g/n, Wi-Fi Direct |
Wi-Fi 802.11 b/g/n, Wi-Fi Direct |
| Display |
| Protection |
- |
Corning Gorilla Glass 5 |
| Resolution |
720 x 1520 pixels, 19:9 ratio (~270 ppi density) |
720 x 1520 pixels, 19:9 ratio (~270 ppi density) |
| Size |
6.22 inches, 96.6 cm2 (~82.9% screen-to-body ratio) |
6.22 inches, 96.6 cm2 (~81.8% screen-to-body ratio) |
| Type |
IPS LCD |
IPS LCD, 400 nits (typ) |
| Features |
| Sensors |
Fingerprint (rear-mounted), accelerometer, proximity, compass |
Accelerometer, proximity, compass |
| Launch |
| Announced |
2019, January. Released 2019, January |
2019, September 25. Released 2019, September 30 |
| Status |
Discontinued |
Discontinued |
| Main Camera |
| Dual |
13 MP, f/2.2, PDAF
2 MP, f/2.4, (depth) |
- |
| Features |
LED flash, panorama |
LED flash, HDR, panorama |
| Single |
- |
|
| Video |
1080p@30fps |
1080p@30fps |
| Memory |
| Card slot |
microSDXC |
microSDXC (dedicated slot) |
| Internal |
64GB 3GB RAM |
32GB 2GB RAM, 32GB 3GB RAM, 64GB 4GB RAM |
|
eMMC 5.1 |
eMMC 5.1 |
| Misc |
| Colors |
Starry Black, Ocean Blue |
Midnight Black, Ocean Blue, Sunset Red |
| Models |
- |
MZB8458IN, M1908C3KG, M1908C3KH |
| SAR |
- |
|
| SAR EU |
- |
|
| Network |
| 2G bands |
GSM 850 / 900 / 1800 / 1900 |
GSM 850 / 900 / 1800 / 1900 |
| 3G bands |
HSDPA 850 / 900 / 2100 |
HSDPA 850 / 900 / 1900 / 2100 |
| 4G bands |
1, 3, 5, 7, 8, 38, 40, 41 |
1, 2, 3, 4, 5, 7, 8, 20, 38, 40 - Global |
| Speed |
HSPA 42.2/5.76 Mbps, LTE Cat5 150/75 Mbps |
HSPA, LTE |
| Technology |
GSM / HSPA / LTE |
GSM / HSPA / LTE |
|
- |
1, 3, 5, 8, 34, 38, 39, 40, 41 - China |
| Our Tests |
| Performance |
- |
AnTuTu: 89901 (v8)
GeekBench: 3030 (v4.4)
GFXBench: 7fps (ES 3.1 onscreen) |
| Platform |
| Chipset |
Mediatek MT6762 Helio P22 (12 nm) |
Qualcomm SDM439 Snapdragon 439 (12 nm) |
| CPU |
Octa-core 2.0 GHz Cortex-A53 |
Octa-core (4x1.95 GHz Cortex-A53 & 4x1.45 GHz Cortex A53) |
| GPU |
PowerVR GE8320 |
Adreno 505 |
| OS |
Android 8.1 (Oreo), Funtouch 4.5 |
Android 9.0 (Pie), upgradable to Android 10, MIUI 12 |
| Selfie camera |
| Features |
- |
HDR |
| Single |
8 MP, f/1.8 |
|
| Video |
|
1080p@30fps |
| Sound |
| 3.5mm jack |
Yes |
Yes |
| Loudspeaker |
Yes |
Yes |
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