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Brand | xiaomi | vivo | |
Model | xiaomi mi a2 (mi 6x) | vivo v70 | |
Announced | 2018 July 24 | 2026 February 19 | |
Status | Available. Released 2018 July | Available. Released 2026 February 26 | |
Device Body | glass front | aluminum back | aluminum frame | glass front | aluminum alloy frame | glass back or fiber-reinforced plastic back | |
Dimensions | 158.7 x 75.4 x 7.3 mm ( 6.25 x 2.97 x 0.29 in ) | 157.5 x 74.3 x 7.4 mm or 7.6 mm | |
Weight in gram | 166 | 187 | |
SIM card | dual SIM ( Nano-SIM | dual stand-by ) | Nano-SIM + Nano-SIM | |
Water Resistance | No | ip68/ip69 dust tight and water resistant high pressure water jets; immersible up to 1.5meterfor 30 min | |
Display type | ltps IPS LCD | AMOLED | 1b colors | hdr10+ | 120hz | 1800 Luminance units ( hbmillion) | 5000 Luminance units ( the peak ) | |
Display resolution | 1080 x 2160 pixels | 18 : 9 ratio ( ~403 pixel per inch density ) | 1260 x 2750 pixels | 19.5 : 9 ratio ( ~459 pixel per inch density ) | |
Display size | 5.99 inches | 92.6 cm2 ( ~77.4% screen to body ratio ) | 6.59 inches | 106.1 cm2 ( ~90.7% screen to body ratio ) | |
Display Protection | schott xensation core | mohs level 4 | ||
Operating System | android 8.1 ( oreo ) | upgradable to android 9.0 ( pie ) | android one | android 16 | up to 4 major android upgrades | originos 6 | |
CPU | Octa-core ( 4x2.2 GHz kryo 260 gold & 4x1.8 GHz kryo 260 silver ) | Octa-core ( 1x2.8 GHz cortex-720 & 4x2.4 GHz cortex-720 & 3x1.8 GHz cortex-520 ) | |
Chipset | Qualcomm sdm660 snapdragon 660 ( 14 nm ) | Qualcomm sm7750-ab snapdragon 7 generation 4 ( 4 nm ) | |
GPU | adreno 512 | adreno 722 | |
Memory card | No | No | |
Memory v1 | 32gb 4gb RAM | 256gb 8gb RAM | |
Memory v2 | 64gb 4gb RAM | 128gb 6gb RAM | 256gb 12gb RAM | 512gb 12gb RAM | |
Primary camera | 12 megapixel| lens aperture1.8 | 1/2.9" | 1.25µm 20 megapixel| lens aperture1.8 | 1/2.8" | 1.0µm | phase detection autofocus | 50 megapixel| lens aperture1.9 | 23mm ( wide ) | 1/1.56" | 1.0µm | phase detection autofocus | OIS 50 megapixel| lens aperture2.7 | 73mm ( periscope telephoto ) | 1/1.95" | 0.8µm | phase detection autofocus | OIS | 3x optical zoom 8 megapixel| lens aperture2.2 | 15mm | 115˚ ( ultrawide ) | |
Secondary camera | 20 megapixel| lens aperture2.2 | ( wide ) | 1/3" | 0.9µm | 50 megapixel| lens aperture2.0 | 21mm ( wide ) | 1/2.76" | 0.64µm | Auto focus | |
Loud speaker | Yes | Yes with stereo speakers | |
Audio jack | No | No | |
WLAN | Wi-Fi 802.11 a/b/g/n/ac | dual-band | Wi-Fi Direct | hotspot | Yes | |
Bluetooth | 5.0 | a2dp | le | 5.4 | a2dp | le | |
GPS | Yes with a-gps glonass bds | ||
NFC | No | Yes | |
Radio | No | No | |
USB | USB Type-C 2.0 | USB Type-C 2.0 | otg | |
Sensors | fingerprint ( rear-mounted ) | accelerometer | gyroscope | proximity | compass | fingerprint ( under display | ultrasonic ) | accelerometer | gyroscope | compass | proximity | |
Battery | li-po 3000 mAh | Non-removable | si/c Li-lon 6500 mAh | |
Battery Charge | Fast charging 18w | quick charge 3 - global | quick charge 4 - india only | 90w wired | pd | reverse wired | bypass charging | |
Colors | black, gold, blue, red, gold color gradations | gold color gradations, sand color color gradations, sand color color gradations, yellow color gradations, black color gradations, red color gradations | |
Network technology | gsm / cdma / hspa / lte | gsm / hspa / lte / 5g | |
5G bands | 1 | 3 | 5 | 8 | 28 | 38 | 40 | 41 | 66 | 77 | 78 sa/nsa | ||
Network speed | hspa 42.2/5.76 mbps lte-a (3ca) cat12 600/150 mbps | hspa lte 5g | |
GPRS | |||
EDGE | |||
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