Compare Devices
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Brand | xiaomi | lenovo | lava |
Model | xiaomi redmi Watch 3 | lenovo vibe k4 note | lava z40 |
Announced | 2022 December 27 | 2016 January 05. Released 2016 January 05 | 2019 March |
Status | Available. Released 2022 December 27 | discontinued | Available. Released 2019 March |
Device Body | plastic back | plastic frame | glass front ( gorilla glass 3 ) | plastic back | aluminum frame | |
Dimensions | 42.6 x 36.6 x 10 mm ( 1.68 x 1.44 x 0.39 in ) | 153.6 x 76.5 x 9.2 mm ( 6.05 x 3.01 x 0.36 in ) | 125.5 x 63.9 x 11.7 mm ( 4.94 x 2.52 x 0.46 in ) |
Weight in gram | 37 | 158 | 120 |
SIM card | No | dual SIM ( Micro-SIM | dual stand-by ) | dual SIM ( Nano-SIM | dual stand-by ) |
Water Resistance | waterproof 50 meter depth - 10 minutes | No | No |
Display type | AMOLED | 600 Luminance units ( the peak ) | IPS LCD | tn tft LCD |
Display resolution | 450 x 390 pixels ( ~341 pixel per inch density ) | 1080 x 1920 pixels | 16 : 9 ratio ( ~401 pixel per inch density ) | 480 x 800 pixels | 5 : 3 ratio ( ~233 pixel per inch density ) |
Display size | 1.75 inches | 5.5 inches | 83.4 cm2 ( ~71.0% screen to body ratio ) | 4.0 inches | 45.5 cm2 ( ~56.8% screen to body ratio ) |
Display Protection | corning gorilla glass 3 | corning gorilla glass ( unspecified version ) | |
Operating System | proprietary Operating system | android 5.1.1 ( lollipop ) | upgradable to 6.0 ( marshmallow ) | android 8.1 oreo ( go edition ) |
CPU | Octa-core 1.3 GHz cortex-a53 | Quad-core 1.4 GHz | |
Chipset | mediatek mt6753 ( 28 nm ) | unisoc sc9832e | |
GPU | mali-t720mp3 | mali | |
Memory card | No | microsdxc | |
Memory v1 | 8gb 2gb RAM | 8gb 1gb RAM | |
Memory v2 | unspecified storage | 16gb 2gb RAM | 16gb 3gb RAM ( a7010 a48 ) | 32gb 2gb RAM | |
Primary camera | | 13 megapixel| lens aperture2.2 | phase detection autofocus | 2 mega pixel |
Secondary camera | | 5 megapixel| lens aperture2.2 | 2 mega pixel |
Loud speaker | Yes | Yes with stereo speakers | Yes |
Audio jack | No | Yes | Yes |
WLAN | No | Wi-Fi 802.11 a/b/g/n/ac | Wi-Fi Direct | hotspot | Wi-Fi 802.11 b/g/n | Wi-Fi Direct |
Bluetooth | 5.2 | a2dp | le | 4.0 | a2dp | le | 4.2 | a2dp | le |
GPS | Yes with a-gps | ||
NFC | Yes ( market/region dependent ) | Yes | No |
Radio | No | FM Radio | recording | FM Radio |
USB | No | microusb 2.0 | microusb 2.0 |
Sensors | accelerometer | heart rate | compass | gyroscope | spo2 | fingerprint ( rear-mounted ) | accelerometer | gyroscope | proximity | compass | accelerometer |
Battery | Li-lon 289 mAh | Non-removable | li-po 3300 mAh | Non-removable | Li-lon 2250 mAh | removable |
Battery Charge | |||
Colors | black, white | black | gold, black color gradations |
Network technology | No cellular connectivity | gsm / hspa / lte | gsm / hspa / lte |
5G bands | |||
Network speed | No | hspa lte cat4 150/50 mbps | hspa 21.1/5.76 mbps lte cat4 150/50 mbps |
GPRS | No | ||
EDGE | No | ||
Approx price |
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100 GBP
123 EUR
1190 NOK
1300 SEK
7700 RUB
130 USD
650 BRL
180 AUD
160000 KRW
17000 JPY
170 SGD
550 MYR
450 AED
2100 ZAR
