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日本語 Compare Devices
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Brand | vivo | apple | oneplus |
Model | vivo y81i | apple ipad air (2019) | oneplus ace 3v |
Announced | 2018 October | 2019 March 18 | 2024 March 21 |
Status | Available. Released 2018 November | Available. Released 2019 March 18 | Available. Released 2024 March 25 |
Device Body | glass front | aluminum back | aluminum frame | glass front | glass back | plastic frame | |
Dimensions | 155.1 x 75 x 7.8 mm ( 6.11 x 2.95 x 0.31 in ) | 250.6 x 174.1 x 6.1 mm ( 9.87 x 6.85 x 0.24 in ) | 162.7 x 75.2 x 8.5 mm ( 6.41 x 2.96 x 0.33 in ) |
Weight in gram | 143 | 456 | 200 |
SIM card | dual SIM ( Nano-SIM | dual stand-by ) | Nano-SIM and eSIM | Nano-SIM + Nano-SIM |
Water Resistance | No | ip65 dust tight and water resistant low pressure water jets | |
Display type | IPS LCD | IPS LCD | AMOLED | 1b colors | 120hz | 1100 Luminance units ( hbmillion) | 2150 Luminance units ( the peak ) |
Display resolution | 720 x 1520 pixels | 19 : 9 ratio ( ~270 pixel per inch density ) | 1668 x 2224 pixels | 4 : 3 ratio ( ~265 pixel per inch density ) | 1240 x 2772 pixels | 20 : 9 ratio ( ~451 pixel per inch density ) |
Display size | 6.22 inches | 96.6 cm2 ( ~83.0% screen to body ratio ) | 10.5 inches | 341.4 cm2 ( ~78.3% screen to body ratio ) | 6.74 inches | 109.2 cm2 ( ~89.3% screen to body ratio ) |
Display Protection | scratch-resistant glass | oleophobic coating | ||
Operating System | android 8.1 ( oreo ) | funtouch 4 | iOS 12.1.3 | upgradable to iPadOS 17.1.1 | android 14 | coloros 14 |
CPU | Quad-core 2.0 GHz cortex-a53 | Hexa-core ( 2x2.5 GHz vortex + 4x1.6 GHz tempest ) | Octa-core ( 1x2.8 GHz cortex-x4 & 4x2.6 GHz cortex-a720 & 3x1.9 GHz cortex-a520 ) |
Chipset | mediatek mt6761 helio a22 ( 12 nm ) | apple a12 Bionic ( 7 nm ) | Qualcomm sm7675 snapdragon 7+ generation 3 ( 4 nm ) |
GPU | powervr ge8320 | apple GPU ( 4-core graphics ) | adreno 732 |
Memory card | microsdxc ( dedicated slot ) | No | No |
Memory v1 | 16gb 2gb RAM | 64gb 3gb RAM | 256gb 12gb RAM |
Memory v2 | 256gb 3gb RAM | 512gb 12gb RAM | 512gb 16gb RAM | |
Primary camera | 13 megapixel| lens aperture2.2 | phase detection autofocus | 8 megapixel| lens aperture2.4 | 31mm ( standard ) | 1.12µm | Auto focus | 50 megapixel| lens aperture1.8 | 26mm ( wide ) | 1/1.95" | 0.8µm | phase detection autofocus | OIS 8 megapixel| lens aperture2.2 | 16mm | 112˚ ( ultrawide ) | 1/4.0" | 1.12µm |
Secondary camera | 5 megapixel| lens aperture2.2 | 7 megapixel| lens aperture2.2 | 31mm ( standard ) | 16 megapixel| lens aperture2.4 | 26mm ( wide ) | 1/3" | 1.0µm |
Loud speaker | Yes | Yes with stereo speakers | Yes with stereo speakers |
Audio jack | Yes | Yes | No |
WLAN | Wi-Fi 802.11 b/g/n | Wi-Fi Direct | hotspot | Wi-Fi 802.11 a/b/g/n/ac | dual-band | hotspot | Wi-Fi 802.11 a/b/g/n/ac/6 | dual-band |
Bluetooth | 5.0 | a2dp | le | 5.0 | a2dp | edr | 5.4 | a2dp | le | aptx hd | lhdc |
GPS | Yes with a-gps glonass bds | ||
NFC | No | No | Yes | ese | hce |
Radio | FM Radio | No | No |
USB | microusb 2.0 | USB on-the-go | lightning | USB 2.0 | USB Type-C 2.0 |
Sensors | accelerometer | proximity | compass | fingerprint ( front-mounted ) | accelerometer | gyroscope | compass | barometer | fingerprint ( under display | optical ) | accelerometer | gyroscope | proximity | compass |
Battery | li-po 3260 mAh | Non-removable | li-po 8134 mAh | Non-removable ( 30.8watt per hour ) | 5500 mAh |
Battery Charge | 100w wired | 100% in 26 min | ||
Colors | black, red | gray color gradations, silver, gold | purple, gray |
Network technology | gsm / hspa / lte | gsm / hspa / lte | gsm / cdma / hspa / lte / 5g |
5G bands | 1 | 5 | 8 | 28 | 41 | 77 | 78 sa/nsa | ||
Network speed | hspa 21.1/5.76 mbps lte-a (2ca) cat7 300/150 mbps | hspa 42.2/5.76 mbps lte-a (ca) cat16 1024/150 mbps | hspa lte 5g |
GPRS | |||
EDGE | |||
Approx price |
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110 GBP
132 EUR
1290 NOK
1400 SEK
8300 RUB
140 USD
700 BRL
190 AUD
180000 KRW
18000 JPY
190 SGD
590 MYR
490 AED
2300 ZAR