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日本語 Compare Devices
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Brand | vivo | realme | samsung |
Model | vivo y81i | realme pad 3 | samsung galaxy watch3 |
Announced | 2018 October | 2026 January 06 | 2020 August 05 |
Status | Available. Released 2018 November | Available. Released 2026 January 12 | Available. Released 2020 August 06 |
Device Body | glass front ( gorilla glass dx ) | stainless steel frame 316l or titanium frame | ||
Dimensions | 155.1 x 75 x 7.8 mm ( 6.11 x 2.95 x 0.31 in ) | 255.6 x 187 x 6.6 mm ( 10.06 x 7.36 x 0.26 in ) | 46.2 x 45 x 11.1 mm ( 1.82 x 1.77 x 0.44 in ) |
Weight in gram | 143 | 578 | 53.8 |
SIM card | dual SIM ( Nano-SIM | dual stand-by ) | Nano-SIM ( cellular model only ) | eSIM |
Water Resistance | No | 50meterwater resistant ip68 | |
Display type | IPS LCD | IPS LCD | 1b colors | 120hz | 550 Luminance units ( hbmillion) | Super AMOLED |
Display resolution | 720 x 1520 pixels | 19 : 9 ratio ( ~270 pixel per inch density ) | 2000 x 2800 pixels ( ~297 pixel per inch density ) | 360 x 360 pixels ( ~364 pixel per inch density ) |
Display size | 6.22 inches | 96.6 cm2 ( ~83.0% screen to body ratio ) | 11.6 inches | 410.6 cm2 ( ~85.9% screen to body ratio ) | 1.4 inches |
Display Protection | corning gorilla glass dx | ||
Operating System | android 8.1 ( oreo ) | funtouch 4 | android 16 | realme ui 7.0 | tizen Operating system 5.5 |
CPU | Quad-core 2.0 GHz cortex-a53 | Octa-core ( 4x2.5 GHz cortex-a78 & 4x2.0 GHz cortex-a55 ) | Dual-core 1.15 GHz cortex-a53 |
Chipset | mediatek mt6761 helio a22 ( 12 nm ) | mediatek dimensity 7300 max ( 4 nm ) | exynos 9110 ( 10 nm ) |
GPU | powervr ge8320 | mali-g615 mc2 | mali-t720 |
Memory card | microsdxc ( dedicated slot ) | microsdxc ( dedicated slot ) | No |
Memory v1 | 16gb 2gb RAM | 128gb 8gb RAM | 4gb 1gb RAM |
Memory v2 | 256gb 8gb RAM | 8gb 1gb RAM | |
Primary camera | 13 megapixel| lens aperture2.2 | phase detection autofocus | 8 megapixel| lens aperture2.0 | ( wide ) | Auto focus | |
Secondary camera | 5 megapixel| lens aperture2.2 | 8 megapixel| lens aperture2.0 | ( wide ) | |
Loud speaker | Yes | Yes with stereo speakers ( 4 speakers ) | Yes |
Audio jack | Yes | No | No |
WLAN | Wi-Fi 802.11 b/g/n | Wi-Fi Direct | hotspot | Wi-Fi 802.11 a/b/g/n/ac | dual-band | Wi-Fi 802.11 b/g/n |
Bluetooth | 5.0 | a2dp | le | 5.4 | a2dp | le | 5.0 | a2dp | le |
GPS | Yes with a-gps glonass bds | ||
NFC | No | No | Yes |
Radio | FM Radio | No | No |
USB | microusb 2.0 | USB on-the-go | USB Type-C 2.0 | No |
Sensors | accelerometer | proximity | compass | fingerprint ( side-mounted ) | accelerometer | compass | proximity ( accessories only ) | accelerometer | gyroscope | heart rate | barometer |
Battery | li-po 3260 mAh | Non-removable | si/c Li-lon 12200 mAh | Li-lon 340 mAh | Non-removable |
Battery Charge | 45w wired | 6.5w reverse wired | wireless ( Qi ) | |
Colors | black, red | gold color gradations, grey color gradations | bronze color gradations, black color gradations, white color gradations |
Network technology | gsm / hspa / lte | gsm / hspa / lte / 5g | gsm / hspa / lte |
5G bands | 1 | 3 | 5 | 8 | 28 | 40 | 41 sa/nsa - cellular model only | ||
Network speed | hspa 21.1/5.76 mbps lte-a (2ca) cat7 300/150 mbps | hspa lte 5g - cellular model only | hspa lte |
GPRS | |||
EDGE | |||
Approx price |
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110 GBP
130 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