| Product |
Infinix Zero 8i
|
Vivo Y55s (2017)
|
| Battery |
| Charging |
33W wired |
- |
| Type |
4500 mAh |
Li-Ion 2730 mAh, non-removable |
| Body |
| Build |
- |
Glass front, aluminum back, aluminum frame |
| Dimensions |
168.7 x 76.1 x 9.1 mm (6.64 x 3.00 x 0.36 in) |
147.9 x 72.9 x 7.5 mm (5.82 x 2.87 x 0.30 in) |
| SIM |
Nano-SIM + Nano-SIM |
Nano-SIM + Micro-SIM |
| Weight |
210.5 g (7.44 oz) |
142 g (5.01 oz) |
| Comms |
| Bluetooth |
5.0, A2DP, LE |
4.2, A2DP, LE |
| NFC |
No |
No |
| Positioning |
GPS |
GPS, GLONASS, BDS |
| Radio |
FM radio |
FM radio |
| USB |
USB Type-C 2.0, OTG |
microUSB 2.0, OTG |
| WLAN |
Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct |
Wi-Fi 802.11 b/g/n, Wi-Fi Direct |
| Display |
| Resolution |
1080 x 2460 pixels (~392 ppi density) |
720 x 1280 pixels, 16:9 ratio (~282 ppi density) |
| Size |
6.85 inches, 111.4 cm2 (~86.8% screen-to-body ratio) |
5.2 inches, 74.5 cm2 (~69.1% screen-to-body ratio) |
| Type |
IPS LCD, 90Hz, 480 nits (typ) |
IPS LCD |
| Features |
| Sensors |
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass |
Accelerometer, proximity, compass |
| Launch |
| Announced |
2020, December 03 |
2017, February. Released 2017, February |
| Status |
Available. Released 2020, December 09 |
Discontinued |
| Main Camera |
| Features |
Quad-LED flash, HDR, panorama |
LED flash, HDR, panorama |
| Quad |
48 MP, f/1.8, (wide), PDAF
8 MP, 119˚ (ultrawide), 1/4.0", 1.12µm
2 MP, (depth)
4th unknown camera |
- |
| Single |
- |
13 MP, f/2.2, AF |
| Video |
4K@30fps, 1080p@30/60fps, gyro-EIS |
1080p@30fps |
| Memory |
| Card slot |
microSDXC (dedicated slot) |
microSDXC (dedicated slot) |
| Internal |
128GB 8GB RAM |
16GB 2GB RAM, 16GB 3GB RAM |
| |
UFS 2.1 |
eMMC 5.1 |
| Misc |
| Colors |
Silver Diamond, Black Diamond |
Crown Gold, Rose Gold, Space Gray |
| Models |
X687B |
1610 |
| SAR |
0.40 W/kg (head) 0.95 W/kg (body) |
- |
| Network |
| 2G bands |
GSM 850 / 900 / 1800 / 1900 |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G bands |
HSDPA 850 / 900 / 2100 |
HSDPA 850 / 900 / 2100 |
| 4G bands |
1, 3, 5, 8, 38, 40, 41 |
1, 3, 5, 7, 8, 40 - Malaysia, Vietnam |
| Speed |
HSPA, LTE |
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Technology |
GSM / HSPA / LTE |
GSM / HSPA / LTE |
| |
India |
1, 3, 5, 40 - India |
| Platform |
| Chipset |
Mediatek MT6785 Helio G90T (12 nm) |
Qualcomm MSM8917 Snapdragon 425 (28 nm) |
| CPU |
Octa-core (2x2.05 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) |
Quad-core 1.4 GHz Cortex-A53 |
| GPU |
Mali-G76 MC4 |
Adreno 306 |
| OS |
Android 10 |
Android 6 (Marshmallow), Funtouch 3 |
| Selfie camera |
| Dual |
16 MP, f/2.0, (wide)
8 MP, f/2.2, 105˚ (ultrawide), 1/4.0", 1.12µm |
- |
| Features |
Dual-LED flash, HDR |
- |
| Single |
- |
5 MP, f/2.2 |
| Video |
4K@30fps, 1080p@30/60fps |
|
| Sound |
| 3.5mm jack |
Yes |
Yes |
| Loudspeaker |
Yes |
Yes |
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