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Brand | asus | realme | vivo |
Model | asus zenfone lite (l1) za551kl | realme Watch 2 | vivo x50 |
Announced | 2018 October | 2021 April 30 | 2020 July 07 |
Status | Available. Released 2018 October | Available. Released 2021 May 20 | Available. Released 2020 July 16 |
Device Body | glass front | plastic back | plastic frame | glass front | plastic back | plastic frame | glass front | glass back | aluminum frame |
Dimensions | 147.3 x 71.8 x 8.2 mm ( 5.80 x 2.83 x 0.32 in ) | 35.7 x 25.8 x 12.2 mm ( 1.41 x 1.02 x 0.48 in ) | 159.5 x 75.4 x 7.6 mm ( 6.28 x 2.97 x 0.30 in ) |
Weight in gram | 140 | 38 | 173 |
SIM card | dual SIM ( Nano-SIM | dual stand-by ) | No | dual SIM ( Nano-SIM | dual stand-by ) |
Water Resistance | No | ip68 dust/water resistant up to 1.5meter | No |
Display type | IPS LCD | IPS LCD | 600 Luminance units ( the peak ) | AMOLED | 90hz | hdr10+ |
Display resolution | 720 x 1440 pixels | 18 : 9 ratio ( ~295 pixel per inch density ) | 320 x 320 pixels ( ~323 pixel per inch density ) | 1080 x 2376 pixels ( ~398 pixel per inch density ) |
Display size | 5.45 inches | 76.7 cm2 ( ~72.5% screen to body ratio ) | 1.4 inches | 6.56 inches | 104.6 cm2 ( ~87.0% screen to body ratio ) |
Display Protection | |||
Operating System | android 8.0 oreo | proprietary Operating system | android 10 | funtouch 10.5 |
CPU | Octa-core 1.4 GHz cortex-a53 | Octa-core ( 2x2.2 GHz kryo 470 gold & 6x1.8 GHz kryo 470 silver ) | |
Chipset | Qualcomm msm8937 snapdragon 430 ( 28 nm ) | Qualcomm sdm730 snapdragon 730 ( 8 nm ) | |
GPU | adreno 505 | adreno 618 | |
Memory card | microsdxc ( dedicated slot ) | No | No |
Memory v1 | 16gb 2gb RAM | 128gb 8gb RAM | |
Memory v2 | 256gb 8gb RAM | ||
Primary camera | 13 megapixel| lens aperture2.0 | 1/3.1" | 1.12µm | phase detection autofocus | | 48 megapixel| lens aperture1.6 | ( wide ) | phase detection autofocus | OIS 13 megapixel| lens aperture2.5 | 50mm ( telephoto ) | 1/2.8" | 0.8µm | phase detection autofocus | 2x optical zoom 8 megapixel| lens aperture2.2 | 120˚ | 16mm ( ultrawide ) | 1/4.0" | 1.12µm 5 megapixel| lens aperture2.5 | ( macro ) |
Secondary camera | 5 megapixel| lens aperture2.4 | 1/5.0" | 1.12µm | | 32 megapixel| lens aperture2.5 | 26mm ( wide ) | 1/2.8" | 0.8µm |
Loud speaker | Yes | No | Yes |
Audio jack | Yes | No | No |
WLAN | Wi-Fi 802.11 b/g/n | Wi-Fi Direct | No | Wi-Fi 802.11 a/b/g/n/ac | dual-band | Wi-Fi Direct | hotspot |
Bluetooth | 4.0 | a2dp | le | 5.0 | a2dp | le | 5.1.0 | a2dp | le | aptx hd |
GPS | No | Yes with a-gps glonass galileo bds | |
NFC | No | No | Yes |
Radio | FM Radio | No | No |
USB | microusb 2.0 | otg | No | USB Type-C | USB on-the-go |
Sensors | accelerometer | proximity | compass | accelerometer | heart rate | spo2 | fingerprint ( under display | optical ) | accelerometer | gyroscope | compass | color spectrum |
Battery | Li-lon 3000 mAh | Non-removable | Li-lon 315 mAh | Non-removable | li-po 4200 mAh | Non-removable |
Battery Charge | Fast charging 33w | ||
Colors | black, gold | black | black color gradations, blue color gradations |
Network technology | gsm / hspa / lte | No cellular connectivity | gsm / hspa / lte |
5G bands | |||
Network speed | hspa lte | No | hspa 42.2/5.76 mbps lte-a |
GPRS | No | ||
EDGE | No | ||
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