Compare Devices
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Brand |
oppo | lava | microsoft |
Model |
oppo Watch 2 | lava blaze 2 pro | microsoft lumia 640 xl lte |
Announced |
2021 July 27 | 2023 September 11 | 2015 March. Released 2015 April |
Status |
Available. Released 2021 July 27 | Available. Released 2023 September 11 | discontinued |
Device Body |
glass front | aluminum frame | ||
Dimensions |
46.4 x 38.5 x 11.6 mm ( 1.83 x 1.52 x 0.46 in ) | 163 x 75.2 x 8.5 mm ( 6.42 x 2.96 x 0.33 in ) | 157.9 x 81.5 x 9 mm ( 6.22 x 3.21 x 0.35 in ) |
Weight in gram |
35 | 190 | 171 |
SIM card |
eSIM ( market/region dependent ) | Nano-SIM + Nano-SIM | Micro-SIM |
Water Resistance |
50 meter depth - 10 minutes water resistant | No | No |
Display type |
AMOLED | IPS LCD | 90hz | IPS LCD |
Display resolution |
402 x 476 pixels ( ~326 pixel per inch density ) | 720 x 1600 pixels | 20 : 9 ratio ( ~270 pixel per inch density ) | 720 x 1280 pixels | 16 : 9 ratio ( ~259 pixel per inch density ) |
Display size |
1.91 inches | 6.5 inches | 102.0 cm2 ( ~83.2% screen to body ratio ) | 5.7 inches | 88.9 cm2 ( ~69.1% screen to body ratio ) |
Display Protection |
corning gorilla glass 3 | ||
Operating System |
android wear Operating system - international | android 12 | microsoft windows phone 8.1 | upgradable to microsoft windows 10 |
CPU |
Quad-core 1.7 GHz cortex-a53 | Octa-core ( 2x2.0 GHz cortex-a75 & 6x1.8 GHz cortex-a55 ) | Quad-core 1.2 GHz cortex-a7 |
Chipset |
Qualcomm snapdragon wear 4100 ( 12 nm ) | unisoc tiger t616 ( 12 nm ) | Qualcomm msm8226 snapdragon 400 ( 28 nm ) |
GPU |
adreno 504 | mali-g57 mp1 | adreno 305 |
Memory card |
No | microsdxc | microsdxc ( dedicated slot ) |
Memory v1 |
8gb 1gb RAM | 128gb 8gb RAM | 8gb 1gb RAM |
Memory v2 |
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Primary camera |
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50 megapixel| ( wide ) | Auto focus 2 megapixel-- 2 mega pixel |
13 megapixel| lens aperture2.0 | 28mm ( wide ) | 1/3.0" | Auto focus |
Secondary camera |
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8 megapixel| ( wide ) |
5 mega pixel |
Loud speaker |
Yes | Yes | Yes |
Audio jack |
No | Yes | Yes |
WLAN |
Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n/ac | Wi-Fi 802.11 b/g/n | dlna | hotspot |
Bluetooth |
5.0 | a2dp | le | 5.0 | a2dp | le | 4.0 | a2dp |
GPS |
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NFC |
Yes | No | Yes |
Radio |
No | FM Radio | FM Radio |
USB |
No | USB Type-C 2.0 | otg | microusb 2.0 |
Sensors |
accelerometer | gyroscope | heart rate | compass | barometer | spo2 | fingerprint ( side-mounted ) | accelerometer | proximity | accelerometer | proximity | compass | sensor core |
Battery |
Li-lon 510 mAh | Non-removable | li-po 5000 mAh | Li-lon 3000 mAh | removable |
Battery Charge |
18w wired | ||
Colors |
blue color gradations, black color gradations, gold color gradations | black color gradations, blue color gradations, green color gradations | cyan, orange, black, white, white color gradations |
Network technology |
hspa / lte | gsm / hspa / lte | gsm / hspa / lte |
5G bands |
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Network speed |
hspa lte | hspa lte | hspa 42.2/5.76 mbps lte cat4 150/50 mbps |
GPRS |
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EDGE |
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Approx price |
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150 GBP
173 EUR
1680 NOK
1800 SEK
10900 RUB
180 USD
920 BRL
250 AUD
230000 KRW
24000 JPY
240 SGD
770 MYR
640 AED
2900 ZAR
