Compare Devices
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Brand | nokia | apple | acer |
Model | nokia 3.1 a | apple Watch series 7 | acer chromebook tab 10 |
Announced | 2019 June | 2021 September 14 | 2018 March. Released 2018 July |
Status | Available. Released 2019 June | Available. Released 2021 October 15 | discontinued |
Device Body | glass front | ceramic/sapphire crystal back | stainless steel frame | ||
Dimensions | 152.7 x 71.9 x 9.4 mm ( 6.01 x 2.83 x 0.37 in ) | 45 x 38 x 10.7 mm ( 1.77 x 1.50 x 0.42 in ) | 238.3 x 172.2 x 9.9 mm ( 9.38 x 6.78 x 0.39 in ) |
Weight in gram | 156 | 42.3 | 544.3 |
SIM card | Nano-SIM | eSIM | No |
Water Resistance | No | 50meterwater resistant | No |
Display type | IPS LCD | Retina LTPO OLED | 1000 Luminance units ( the peak ) | IPS LCD |
Display resolution | 720 x 1440 pixels | 18 : 9 ratio ( ~295 pixel per inch density ) | 484 x 396 pixels ( ~326 pixel per inch density ) | 1536 x 2048 pixels | 4 : 3 ratio ( ~264 pixel per inch density ) |
Display size | 5.45 inches | 76.7 cm2 ( ~69.8% screen to body ratio ) | 1.9 inches | 9.7 inches | 291.4 cm2 ( ~71.0% screen to body ratio ) |
Display Protection | sapphire crystal glass | ||
Operating System | android 9.0 ( pie ) | watchos 8.0 | upgradable to watchos 11.2 | chrome Operating system |
CPU | Quad-core 1.8 GHz cortex-a53 | Dual-core | Hexa-core ( 4x cortex-a53 & 2x cortex-a72 ) |
Chipset | Qualcomm sdm429 snapdragon 429 ( 12 nm ) | apple s7 | rockchip rk3399 |
GPU | adreno 504 | powervr | |
Memory card | microsdxc ( dedicated slot ) | No | microsdxc ( dedicated slot ) |
Memory v1 | 32gb 2gb RAM | 32gb 1gb RAM | 32gb 4gb RAM |
Memory v2 | |||
Primary camera | 8 megapixel| lens aperture2.0 | Auto focus | | 5 mega pixel |
Secondary camera | 5 megapixel| lens aperture2.2 | | 2 mega pixel |
Loud speaker | Yes | Yes | Yes with stereo speakers |
Audio jack | Yes | No | Yes |
WLAN | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n | dual-band | Wi-Fi 802.11 b/g/n/ac | dual-band | Wi-Fi Direct |
Bluetooth | 5.0 | a2dp | le | 5.0 | a2dp | le | 4.1.0 | a2dp | le |
GPS | |||
NFC | No | Yes | No |
Radio | FM Radio | No | No |
USB | USB Type-C 2.0 | No | USB Type-C 3.1.0 |
Sensors | accelerometer | gyroscope | proximity | accelerometer | gyroscope | heart rate | barometer | always-on altimeter | compass | spo2 | vo2max | accelerometer |
Battery | Li-lon 2990 mAh | Non-removable | Li-lon 309 mAh ( 1.19watt per hour ) | Non-removable | li-po 4500 mAh | Non-removable ( 34watt per hour ) |
Battery Charge | 10w wired | wireless | 0-80% in 45 min ( advertised ) | |
Colors | black | graphite color, gold, silver | black, blue |
Network technology | gsm / hspa / lte | gsm / hspa / lte | No cellular connectivity |
5G bands | |||
Network speed | hspa 42.2/5.76 mbps lte cat4 150/50 mbps | hspa lte | |
GPRS | No | ||
EDGE | No | ||
Approx price |
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