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日本語 Compare Devices
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Brand | xiaomi | xiaomi | vivo |
Model | xiaomi redmi a1 | xiaomi redmi 8 | vivo y19 |
Announced | 2022 September 06 | 2019 October 09 | 2025 May 01 |
Status | Available. Released 2022 September 09 | Available. Released 2019 October 12 | Available. Released 2025 May 01 |
Device Body | glass front ( gorilla glass 5 ) | plastic back | plastic frame | glass front | plastic frame | plastic back | |
Dimensions | 164.9 x 76.8 x 9.1 mm ( 6.49 x 3.02 x 0.36 in ) | 156.5 x 75.4 x 9.4 mm ( 6.16 x 2.97 x 0.37 in ) | 167.3 x 77 x 8.2 mm ( 6.59 x 3.03 x 0.32 in ) |
Weight in gram | 192 | 188 | 199 |
SIM card | dual SIM ( Nano-SIM | dual stand-by ) | dual SIM ( Nano-SIM | dual stand-by ) | Nano-SIM + Nano-SIM |
Water Resistance | No | water repellent coating | ip64 dust tight and water resistant water splashes |
Display type | IPS LCD | 400 Luminance units ( typ ) | IPS LCD | 400 Luminance units ( typ ) | IPS LCD | 90hz | 570 Luminance units ( hbmillion) |
Display resolution | 720 x 1600 pixels | 20 : 9 ratio ( ~269 pixel per inch density ) | 720 x 1520 pixels | 19 : 9 ratio ( ~270 pixel per inch density ) | 720 x 1600 pixels | 20 : 9 ratio ( ~260 pixel per inch density ) |
Display size | 6.52 inches | 102.6 cm2 ( ~81.0% screen to body ratio ) | 6.22 inches | 96.6 cm2 ( ~81.8% screen to body ratio ) | 6.74 inches | 109.7 cm2 ( ~85.1% screen to body ratio ) |
Display Protection | corning gorilla glass 5 | ||
Operating System | android 12 ( go edition ) | miui 12 | android 9.0 ( pie ) | upgradable to android 10 | miui 12 | android 15 | funtouch 15 |
CPU | Quad-core 2.0 GHz cortex-a53 | Octa-core ( 4x1.95 GHz cortex-a53 & 4x1.45 GHz Cortex a53 ) | Octa-core ( 2x2.4 GHz cortex-a76 & 6x2.0 GHz cortex-a55 ) |
Chipset | mediatek mt6761 helio a22 ( 12 nm ) | Qualcomm sdm439 snapdragon 439 ( 12 nm ) | mediatek dimensity 6300 ( 6 nm ) |
GPU | powervr ge8320 | adreno 505 | mali-g57 mc2 |
Memory card | microsdxc ( dedicated slot ) | microsdxc ( dedicated slot ) | microsdxc ( dedicated slot ) |
Memory v1 | 32gb 2gb RAM | 32gb 3gb RAM | 64gb 4gb RAM |
Memory v2 | 32gb 3gb RAM | 64gb 4gb RAM | 128gb 4gb RAM | 128gb 6gb RAM |
Primary camera | 8 megapixel| lens aperture2.0 | ( wide ) | 12 megapixel| lens aperture1.8 | 1/2.55" | 1.4µm | Dual Pixel phase detection autofocus | 13 megapixel| lens aperture2.2 | ( wide ) | phase detection autofocus |
Secondary camera | 5 megapixel| lens aperture2.2 | 8 megapixel| lens aperture2.0 | 1/4" | 1.12µm | 5 megapixel| lens aperture2.2 | ( wide ) |
Loud speaker | Yes | Yes | Yes |
Audio jack | Yes | Yes | Yes |
WLAN | Wi-Fi 802.11 a/b/g/n | Wi-Fi 802.11 b/g/n | Wi-Fi Direct | hotspot | Wi-Fi 802.11 a/b/g/n/ac | dual-band |
Bluetooth | 5.0 | a2dp | le | 4.2 | a2dp | le | 5.4 | a2dp | le |
GPS | Yes with a-gps glonass galileo bds | ||
NFC | No | No | No |
Radio | FM Radio | wireless FM Radio ( No wired headphones required ) | FM Radio |
USB | microusb 2.0 | USB Type-C 2.0 | USB on-the-go | USB Type-C 2.0 | otg |
Sensors | accelerometer | fingerprint ( rear-mounted ) | accelerometer | proximity | compass | fingerprint ( side-mounted ) | accelerometer | proximity | compass |
Battery | li-po 5000 mAh | Non-removable | li-po 5000 mAh | Non-removable | Li-lon 5500 mAh |
Battery Charge | 10w wired | Fast charging 18w | 15w wired |
Colors | green color gradations, blue color gradations, black | black color gradations, red color gradations, blue color gradations, red color gradations | silver color gradations, green color gradations |
Network technology | gsm / hspa / lte | gsm / hspa / lte | gsm / hspa / lte / 5g |
5G bands | 1 | 3 | 5 | 8 | 28 | 40 | 77 | 78 sa/nsa | ||
Network speed | hspa lte | hspa 42.2/5.76 mbps lte-a | hspa lte |
GPRS | |||
EDGE | |||
Approx price |
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70 GBP
83 EUR
760 NOK
800 SEK
5000 RUB
80 USD
420 BRL
120 AUD
110000 KRW
11000 JPY
110 SGD
350 MYR
290 AED
1400 ZAR