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Brand | asus | realme | lenovo |
Model | asus zenfone lite (l1) za551kl | realme Watch 2 | lenovo vibe k4 note |
Announced | 2018 October | 2021 April 30 | 2016 January 05. Released 2016 January 05 |
Status | Available. Released 2018 October | Available. Released 2021 May 20 | discontinued |
Device Body | glass front | plastic back | plastic frame | glass front | plastic back | plastic frame | glass front ( gorilla glass 3 ) | plastic 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 ) | 153.6 x 76.5 x 9.2 mm ( 6.05 x 3.01 x 0.36 in ) |
Weight in gram | 140 | 38 | 158 |
SIM card | dual SIM ( Nano-SIM | dual stand-by ) | No | dual SIM ( Micro-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 ) | IPS LCD |
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 1920 pixels | 16 : 9 ratio ( ~401 pixel per inch density ) |
Display size | 5.45 inches | 76.7 cm2 ( ~72.5% screen to body ratio ) | 1.4 inches | 5.5 inches | 83.4 cm2 ( ~71.0% screen to body ratio ) |
Display Protection | corning gorilla glass 3 | ||
Operating System | android 8.0 oreo | proprietary Operating system | android 5.1.1 ( lollipop ) | upgradable to 6.0 ( marshmallow ) |
CPU | Octa-core 1.4 GHz cortex-a53 | Octa-core 1.3 GHz cortex-a53 | |
Chipset | Qualcomm msm8937 snapdragon 430 ( 28 nm ) | mediatek mt6753 ( 28 nm ) | |
GPU | adreno 505 | mali-t720mp3 | |
Memory card | microsdxc ( dedicated slot ) | No | |
Memory v1 | 16gb 2gb RAM | 8gb 2gb RAM | |
Memory v2 | 16gb 2gb RAM | 16gb 3gb RAM ( a7010 a48 ) | 32gb 2gb RAM | ||
Primary camera | 13 megapixel| lens aperture2.0 | 1/3.1" | 1.12µm | phase detection autofocus | | 13 megapixel| lens aperture2.2 | phase detection autofocus |
Secondary camera | 5 megapixel| lens aperture2.4 | 1/5.0" | 1.12µm | | 5 megapixel| lens aperture2.2 |
Loud speaker | Yes | No | Yes with stereo speakers |
Audio jack | Yes | No | Yes |
WLAN | Wi-Fi 802.11 b/g/n | Wi-Fi Direct | No | Wi-Fi 802.11 a/b/g/n/ac | Wi-Fi Direct | hotspot |
Bluetooth | 4.0 | a2dp | le | 5.0 | a2dp | le | 4.0 | a2dp | le |
GPS | No | Yes with a-gps | |
NFC | No | No | Yes |
Radio | FM Radio | No | FM Radio | recording |
USB | microusb 2.0 | otg | No | microusb 2.0 |
Sensors | accelerometer | proximity | compass | accelerometer | heart rate | spo2 | fingerprint ( rear-mounted ) | accelerometer | gyroscope | proximity | compass |
Battery | Li-lon 3000 mAh | Non-removable | Li-lon 315 mAh | Non-removable | li-po 3300 mAh | Non-removable |
Battery Charge | |||
Colors | black, gold | black | black |
Network technology | gsm / hspa / lte | No cellular connectivity | gsm / hspa / lte |
5G bands | |||
Network speed | hspa lte | No | hspa lte cat4 150/50 mbps |
GPRS | No | ||
EDGE | No | ||
Approx price |
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