Compare Devices
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Brand | oppo | samsung | huawei |
Model | oppo k9 pro | samsung galaxy watch8 classic | huawei nova 7i |
Announced | 2021 September 26 | 2025 July 09 | 2020 January 30 |
Status | Available. Released 2021 October 20 | Available. Released 2025 July 25 | Available. Released 2020 February 14 |
Device Body | glass front ( sapphire crystal ) | stainless steel frame | glass front | plastic back | plastic frame | |
Dimensions | 158.7 x 73.5 x 8.5 mm ( 6.25 x 2.89 x 0.33 in ) | 46.4 x 46 x 10.6 mm ( 1.83 x 1.81 x 0.42 in ) | 159.2 x 76.3 x 8.7 mm ( 6.27 x 3.00 x 0.34 in ) |
Weight in gram | 180 | 63.5 | 183 |
SIM card | dual SIM ( Nano-SIM | dual stand-by ) | single SIM ( Nano-SIM ) or Hybrid dual SIM ( Nano-SIM | dual stand-by ) | |
Water Resistance | No | ip68 dust tight and water resistant immersible up to 50m/50 meter depth - 10 minutes | No |
Display type | AMOLED | 120hz | HDR10 | 430 Luminance units ( typ ) | 800 Luminance units ( the peak ) | Super AMOLED | 3000 Luminance units ( the peak ) | IPS LCD |
Display resolution | 1080 x 2400 pixels | 20 : 9 ratio ( ~409 pixel per inch density ) | 438 x 438 pixels ( ~327 pixel per inch density ) | 1080 x 2310 pixels ( ~398 pixel per inch density ) |
Display size | 6.43 inches | 99.8 cm2 ( ~85.6% screen to body ratio ) | 1.34 inches | 6.4 inches | 101.4 cm2 ( ~83.5% screen to body ratio ) |
Display Protection | sapphire crystal | ||
Operating System | android 11 | coloros 11.3 | android wear Operating system 6 | one ui 8 watch | android 10 | emui 10 | No google play services |
CPU | Octa-core ( 1x3.0 GHz cortex-a78 & 3x2.6 GHz cortex-a78 & 4x2.0 GHz cortex-a55 ) | penta-core | Octa-core ( 2x2.27 GHz cortex-a76 & 6x1.88 GHz cortex-a55 ) |
Chipset | mediatek dimensity 1200 ( 6 nm ) | exynos w1000 ( 3 nm ) | kirin 810 ( 7 nm ) |
GPU | mali-g77 mc9 | mali-g68 | mali-g52 mp6 |
Memory card | No | No | nm ( nano Memory ) | up to 256gb ( uses shared sim slot ) |
Memory v1 | 128gb 8gb RAM | 64gb 2gb RAM | 128gb 8gb RAM |
Memory v2 | 256gb 12gb RAM | 256gb 8gb RAM | ||
Primary camera | 64 megapixel| lens aperture1.7 | 26mm ( wide ) | phase detection autofocus 8 megapixel| lens aperture2.2 | 119˚ ( ultrawide ) 2 megapixel| lens aperture2.4 | ( macro ) | | 48 megapixel| lens aperture1.8 | 26mm ( wide ) | 1/2.0" | 0.8µm | phase detection autofocus 8 megapixel| lens aperture2.4 | ( ultrawide ) 2 megapixel| lens aperture2.4 | ( macro ) 2 megapixel| lens aperture2.4 | ( depth ) |
Secondary camera | 16 megapixel| lens aperture2.4 | ( wide ) | | 16 megapixel| lens aperture2.0 | ( wide ) | 1/3.06" | 1.0µm |
Loud speaker | Yes with stereo speakers | Yes | Yes |
Audio jack | Yes | No | Yes |
WLAN | Wi-Fi 802.11 a/b/g/n/ac/6 | dual-band | Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n | dual-band | Wi-Fi 802.11 a/b/g/n/ac | dual-band | Wi-Fi Direct |
Bluetooth | 5.2 | a2dp | le | aptx hd | 5.3 | a2dp | le | 5.1.0 | a2dp | le |
GPS | |||
NFC | Yes | Yes | No |
Radio | No | No | FM Radio ( market/region dependent ) |
USB | USB Type-C 2.0 | otg | No | USB Type-C 2.0 | otg |
Sensors | fingerprint ( under display | optical ) | accelerometer | gyroscope | proximity | compass | accelerometer | gyroscope | heart rate | barometer | altimeter | compass | spo2 | temperature ( skin ) | bioactive | antioxidant index | fingerprint ( side-mounted ) | accelerometer | proximity | compass |
Battery | li-po 4500 mAh | Non-removable | Li-lon 445 mAh | li-po 4200 mAh | Non-removable |
Battery Charge | 60w wired | 50% in 16 min ( advertised ) | 10w wireless | 40w wired | 70% in 30 min ( advertised ) |
Colors | black, aurora color | black, white | black color gradations, green color gradations, pink color gradations |
Network technology | gsm / cdma / hspa / cdma2000 / lte / 5g | gsm / hspa / lte | gsm / cdma / hspa / lte |
5G bands | 1 | 28 | 41 | 77 | 78 sa/nsa | ||
Network speed | hspa lte-a 5g | hspa lte | hspa 42.2/5.76 mbps lte-a (2ca) cat13 400/75 mbps |
GPRS | |||
EDGE | |||
Approx price |
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310 GBP
362 EUR
3560 NOK
3800 SEK
23000 RUB
370 USD
1940 BRL
530 AUD
480000 KRW
49000 JPY
510 SGD
1630 MYR
1350 AED
6200 ZAR
