Compare Devices
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Brand | realme | realme | vivo |
Model | realme c21 | realme q2i | vivo s1 (china) |
Announced | 2021 March 05 | 2020 October 13 | 2019 March |
Status | Available. Released 2021 March 05 | Available. Released 2020 October 21 | Available. Released 2019 April |
Device Body | glass front | plastic back | plastic frame | ||
Dimensions | 165.2 x 76.4 x 8.9 mm ( 6.50 x 3.01 x 0.35 in ) | 164.4 x 76 x 8.6 mm ( 6.47 x 2.99 x 0.34 in ) | 162 x 76 x 8.5 mm ( 6.38 x 2.99 x 0.33 in ) |
Weight in gram | 190 | 189.5 | 189.5 |
SIM card | dual SIM ( Nano-SIM | dual stand-by ) | dual SIM ( Nano-SIM | dual stand-by ) | dual SIM ( Nano-SIM | dual stand-by ) |
Water Resistance | No | No | No |
Display type | IPS LCD | 400 Luminance units ( typ ) | IPS LCD | IPS LCD |
Display resolution | 720 x 1600 pixels | 20 : 9 ratio ( ~270 pixel per inch density ) | 720 x 1600 pixels | 20 : 9 ratio ( ~270 pixel per inch density ) | 1080 x 2340 pixels | 19.5 : 9 ratio ( ~395 pixel per inch density ) |
Display size | 6.5 inches | 102.0 cm2 ( ~80.8% screen to body ratio ) | 6.5 inches | 102.0 cm2 ( ~81.6% screen to body ratio ) | 6.53 inches | 104.7 cm2 ( ~85.0% screen to body ratio ) |
Display Protection | |||
Operating System | android 10 | realme ui | android 10 | realme ui | android 9.0 ( pie ) | funtouch 9 |
CPU | Octa-core ( 4x2.3 GHz cortex-a53 & 4x1.8 GHz cortex-a53 ) | Octa-core ( 2x2.0 GHz cortex-a76 & 6x2.0 GHz cortex-a55 ) | Octa-core ( 4x2.1 GHz cortex-a73 & 4x2.0 GHz cortex-a53 ) |
Chipset | mediatek mt6765g helio g35 ( 12 nm ) | mediatek mt6853v dimensity 720 5g ( 7 nm ) | mediatek mt6771 helio p70 ( 12nm ) |
GPU | powervr ge8320 | mali-g57 mc3 | mali-g72 mp3 |
Memory card | microsdxc ( dedicated slot ) | No | microsdxc |
Memory v1 | 32gb 3gb RAM | 128gb 4gb RAM | 128gb 4gb RAM |
Memory v2 | 64gb 4gb RAM | 128gb 6gb RAM | |
Primary camera | 13 megapixel| lens aperture2.2 | 26mm ( wide ) | 1/3.06" | 1.12µm | phase detection autofocus 2 megapixel| lens aperture2.4 | ( macro ) -- | 13 megapixel| lens aperture2.2 | 26mm ( wide ) | phase detection autofocus 2 megapixel| lens aperture2.4 | ( macro ) 2 megapixel| lens aperture2.4 | ( depth ) | 12 megapixel| lens aperture1.8 | 13mm ( ultrawide ) | phase detection autofocus 8 megapixel| lens aperture2.2 | ( wide ) 5 megapixel| lens aperture2.4 | ( depth ) |
Secondary camera | 5 megapixel| lens aperture2.2 | ( wide ) | 1/5.0" | 1.12µm | 8 megapixel| lens aperture2.0 | 26mm ( wide ) | Motorized pop-up 25 megapixel| lens aperture2.0 |
Loud speaker | Yes | Yes | Yes |
Audio jack | Yes | Yes | Yes |
WLAN | Wi-Fi 802.11 b/g/n | hotspot | Wi-Fi 802.11 a/b/g/n/ac | dual-band | Wi-Fi Direct | hotspot | Wi-Fi 802.11 a/b/g/n/ac | dual-band | Wi-Fi Direct | hotspot |
Bluetooth | 5.0 | a2dp | le | 5.0 | a2dp | le | 5.0 | a2dp | le |
GPS | Yes with a-gps glonass bds | Yes with a-gps glonass galileo bds | Yes with a-gps glonass bds |
NFC | No | No | No |
Radio | FM Radio | No | FM Radio |
USB | microusb 2.0 | USB on-the-go | USB Type-C 2.0 | microusb 2.0 |
Sensors | fingerprint ( rear-mounted ) | accelerometer | proximity | compass | fingerprint ( rear-mounted ) | accelerometer | proximity | compass | fingerprint ( rear-mounted ) | accelerometer | proximity | compass |
Battery | li-po 5000 mAh | Non-removable | li-po 5000 mAh | Non-removable | li-po 3940 mAh | Non-removable |
Battery Charge | reverse charging | Fast charging 18w | Fast charging 18w |
Colors | black color gradations, blue color gradations | blue, silver | blue, pink, black color gradations |
Network technology | gsm / hspa / lte | gsm / cdma / hspa / evdo / lte / 5g | gsm / cdma / hspa / lte |
5G bands | 1 | 41 | 77 | 78 | 79 sa/nsa | ||
Network speed | hspa 42.2/5.76 mbps lte | hspa 42.2/5.76 mbps lte-a (ca) 5g 2.3 gbps dl | hspa 42.2/5.76 mbps lte-a (2ca) cat7 300/50 mbps |
GPRS | |||
EDGE | |||
Approx price |
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100 GBP
129 EUR
1110 NOK
1200 SEK
7200 RUB
120 USD
610 BRL
170 AUD
150000 KRW
16000 JPY
160 SGD
510 MYR
420 AED
2000 ZAR
