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日本語 Compare Devices
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Brand | vivo | samsung | infinix |
Model | vivo y55s (2021) | samsung galaxy j2 pro (2018) | infinix hot 7 |
Announced | 2021 December 04 | 2018 January | 2019 January |
Status | Available. Released 2021 December 22 | Available. Released 2018 January | Available. Released 2019 January |
Device Body | glass front | plastic frame | plastic back | glass front ( gorilla glass ) | plastic back | aluminum frame | glass front | plastic back | plastic frame |
Dimensions | 163.9 x 75.3 x 9.2 mm ( 6.45 x 2.96 x 0.36 in ) | 143.8 x 72.3 x 8.4 mm ( 5.66 x 2.85 x 0.33 in ) | 157 x 75.7 x 8 mm ( 6.18 x 2.98 x 0.31 in ) |
Weight in gram | 199.8 | 153 | 166 |
SIM card | dual SIM ( Nano-SIM | dual stand-by ) | dual SIM ( Micro-SIM | dual stand-by ) | dual SIM ( Micro-SIM | dual stand-by ) |
Water Resistance | No | No | |
Display type | IPS LCD | Super AMOLED | IPS LCD |
Display resolution | 1080 x 2408 pixels | 20 : 9 ratio ( ~401 pixel per inch density ) | 540 x 960 pixels | 16 : 9 ratio ( ~220 pixel per inch density ) | 720 x 1440 pixels | 18 : 9 ratio ( ~260 pixel per inch density ) |
Display size | 6.58 inches | 104.3 cm2 ( ~84.5% screen to body ratio ) | 5.0 inches | 68.9 cm2 ( ~66.3% screen to body ratio ) | 6.2 inches | 99.2 cm2 ( ~83.5% screen to body ratio ) |
Display Protection | |||
Operating System | android 11 | originos | android 7.1 ( nougat ) | upgradable to android 8.0 ( oreo ) | android 8.0 oreo ( go edition ) |
CPU | Octa-core ( 2x2.2 GHz cortex-a76 & 6x2.0 GHz cortex-a55 ) | Quad-core 1.4 GHz cortex-a53 | Quad-core 1.3 GHz |
Chipset | mediatek mt6833 dimensity 700 ( 7 nm ) | Qualcomm msm8917 snapdragon 425 ( 28 nm ) | mediatek mt6580 ( 28 nm ) |
GPU | mali-g57 mc2 | adreno 308 | |
Memory card | No | microsdxc ( dedicated slot ) | microsdxc ( dedicated slot ) |
Memory v1 | 128gb 6gb RAM | 16gb 1.5gb RAM | 16gb 1gb RAM |
Memory v2 | 128gb 8gb RAM | 256gb 8gb RAM | 16gb 2gb RAM | 32gb 2gb RAM | 64gb 4gb RAM |
Primary camera | 50 megapixel| lens aperture1.8 | 26mm ( wide ) | phase detection autofocus 2 megapixel| lens aperture2.4 | ( macro ) | 8 megapixel| lens aperture2.2 | Auto focus | 13 megapixel| Auto focus 0.3 megapixel| ( depth ) |
Secondary camera | 8 megapixel| lens aperture1.8 | ( wide ) | 5 megapixel| lens aperture2.2 | 8 mega pixel |
Loud speaker | Yes | Yes | Yes |
Audio jack | Yes | Yes | Yes |
WLAN | Wi-Fi 802.11 a/b/g/n/ac | dual-band | Wi-Fi Direct | Wi-Fi 802.11 b/g/n | Wi-Fi Direct | hotspot | Wi-Fi 802.11 b/g/n | hotspot |
Bluetooth | 5.1.0 | a2dp | le | aptx hd | 4.2 | a2dp | 4.0 | a2dp | le |
GPS | Yes with a-gps glonass bds | Yes with a-gps | |
NFC | No | No | No |
Radio | FM Radio | FM Radio | |
USB | USB Type-C | otg | microusb 2.0 | USB on-the-go | microusb 2.0 |
Sensors | fingerprint ( side-mounted ) | accelerometer | proximity | compass | accelerometer | proximity | fingerprint ( rear-mounted ) | accelerometer | proximity | compass |
Battery | li-po 6000 mAh | Non-removable | Li-lon 2600 mAh | removable | li-po 4000 mAh | Non-removable |
Battery Charge | 18w wired | ||
Colors | black, blue, pink | black, gold, blue, pink | black color gradations, blue color gradations, gold color gradations, red color gradations |
Network technology | gsm / cdma / hspa / cdma2000 / lte / 5g | gsm / hspa / lte | gsm / hspa |
5G bands | 1 | 5 | 8 | 28 | 41 | 77 | 78 sa/nsa | ||
Network speed | hspa lte-a 5g | hspa 42.2/5.76 mbps lte cat4 150/50 mbps | hspa 42.2/5.76 mbps |
GPRS | |||
EDGE | |||
Approx price |
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180 GBP
210 EUR
2080 NOK
2200 SEK
13400 RUB
220 USD
1130 BRL
310 AUD
280000 KRW
29000 JPY
300 SGD
950 MYR
790 AED
3600 ZAR