Compare Devices
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Brand | apple | microsoft | xiaomi |
Model | apple Watch series 4 | microsoft lumia 640 xl | xiaomi mi 11 pro |
Announced | 2018 September | 2015 March. Released 2015 April | 2021 March 29 |
Status | Available. Released 2018 September | discontinued | Available. Released 2021 April 02 |
Device Body | glass front ( sapphire crystal ) | ceramic/sapphire crystal back | stainless steel frame | ||
Dimensions | 44 x 38 x 10.7 mm ( 1.73 x 1.50 x 0.42 in ) | 157.9 x 81.5 x 9 mm ( 6.22 x 3.21 x 0.35 in ) | 164.3 x 74.6 x 8.5 mm ( 6.47 x 2.94 x 0.33 in ) |
Weight in gram | 48 | 171 | 208 |
SIM card | eSIM | Micro-SIM | dual SIM ( Nano-SIM | dual stand-by ) |
Water Resistance | 50meterwater resistant | No | ip68 dust/water resistant up to 1.5meterfor 30 min |
Display type | Retina LTPO OLED | 1000 Luminance units ( the peak ) | IPS LCD | AMOLED | 1b colors | 120hz | hdr10+ | dolby vision | 1500 Luminance units ( the peak ) |
Display resolution | 448 x 368 pixels ( ~326 pixel per inch density ) | 720 x 1280 pixels | 16 : 9 ratio ( ~259 pixel per inch density ) | 1440 x 3200 pixels | 20 : 9 ratio ( ~515 pixel per inch density ) |
Display size | 1.78 inches | 5.7 inches | 88.9 cm2 ( ~69.1% screen to body ratio ) | 6.81 inches | 112.0 cm2 ( ~91.4% screen to body ratio ) |
Display Protection | sapphire crystal glass | corning gorilla glass 3 | corning gorilla glass victus |
Operating System | watchos 5.0 | upgradable to 9.6.1 | microsoft windows phone 8.1 | upgradable to microsoft windows 10 | android 11 | miui 12.5 |
CPU | Dual-core | Quad-core 1.2 GHz cortex-a7 | Octa-core ( 1x2.84 GHz cortex-x1 & 3x2.42 GHz cortex-a78 & 4x1.80 GHz cortex-a55 ) |
Chipset | apple s4 | Qualcomm msm8226 snapdragon 400 ( 28 nm ) | Qualcomm sm8350 snapdragon 888 5g ( 5 nm ) |
GPU | powervr | adreno 305 | adreno 660 |
Memory card | No | microsdxc ( dedicated slot ) | No |
Memory v1 | 16gb 1gb RAM | 8gb 1gb RAM | 128gb 8gb RAM |
Memory v2 | 256gb 8gb RAM | 256gb 12gb RAM | ||
Primary camera | | 13 megapixel| lens aperture2.0 | 28mm ( wide ) | 1/3.0" | Auto focus | 50 megapixel| lens aperture2.0 | 24mm ( wide ) | 1/1.12" | 1.4µm | Dual Pixel phase detection autofocus | OIS 8 megapixel| 120mm ( periscope telephoto ) | phase detection autofocus | OIS | 5x optical zoom 13 megapixel| lens aperture2.4 | 16mm | 123˚ ( ultrawide ) |
Secondary camera | | 5 mega pixel | 20 megapixel| lens aperture2.2 | 27mm ( wide ) | 1/3.4" | 0.8µm |
Loud speaker | Yes | Yes | Yes with stereo speakers |
Audio jack | No | Yes | No |
WLAN | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n | dlna | hotspot | Wi-Fi 802.11 a/b/g/n/ac/6e | dual-band | Wi-Fi Direct | dlna |
Bluetooth | 5.0 | a2dp | le | 4.0 | a2dp | 5.2 | a2dp | le | aptx hd |
GPS | |||
NFC | Yes | Yes | Yes |
Radio | No | FM Radio | No |
USB | No | microusb 2.0 | USB Type-C 2.0 | otg |
Sensors | accelerometer | gyroscope | heart rate | barometer | accelerometer | proximity | compass | sensor core | fingerprint ( under display | optical ) | accelerometer | gyroscope | proximity | color spectrum | compass |
Battery | Li-lon 292 mAh ( 1.12watt per hour ) | Non-removable | Li-lon 3000 mAh | removable | li-po 5000 mAh | Non-removable |
Battery Charge | wireless | 67w wired | pd3.0 | qc4 | 100% in 36 min ( advertised ) | 67w wireless | 100% in 39 min ( advertised ) | 10w reverse wireless | |
Colors | black color gradations, silver, gold | cyan, orange, black, white, white color gradations | black, green, purple |
Network technology | gsm / hspa / lte | gsm / hspa | gsm / cdma / hspa / evdo / lte / 5g |
5G bands | 1 | 3 | 28 | 41 | 77 | 78 | 79 sa/nsa - china | ||
Network speed | hspa lte | hspa 42.2/5.76 mbps | hspa lte-a 5g |
GPRS | |||
EDGE | |||
Approx price |
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590 GBP
704 EUR
6920 NOK
7300 SEK
44600 RUB
720 USD
3760 BRL
1030 AUD
940000 KRW
96000 JPY
990 SGD
3170 MYR
2620 AED
12000 ZAR
