Compare Devices
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Brand |
vivo | coolpad | samsung |
Model |
vivo iqoo z9 (china) | coolpad cool 40i | samsung galaxy j8 |
Announced |
2024 April 24 | 2024 December | 2018 May |
Status |
Available. Released 2024 April 29 | Available. Released 2024 December | Available. Released 2018 July |
Device Body |
glass front | plastic back | plastic frame | ||
Dimensions |
163.7 x 75.9 x 8 mm ( 6.44 x 2.99 x 0.31 in ) | 166.2 x 77 x 8.3 mm ( 6.54 x 3.03 x 0.33 in ) | 159.2 x 75.7 x 8.2 mm ( 6.27 x 2.98 x 0.32 in ) |
Weight in gram |
194.6 | 202 | 177 |
SIM card |
dual SIM ( Nano-SIM | dual stand-by ) | Nano-SIM + Nano-SIM | dual SIM ( Nano-SIM | dual stand-by ) |
Water Resistance |
ip64 | dust and water resistant | No | No |
Display type |
AMOLED | 1b colors | 144hz | hdr | 4500 Luminance units ( the peak ) | IPS LCD | 90hz | Super AMOLED |
Display resolution |
1260 x 2800 pixels | 20 : 9 ratio ( ~453 pixel per inch density ) | 720 x 1612 pixels | 20 : 9 ratio ( ~269 pixel per inch density ) | 720 x 1480 pixels | 18.5 : 9 ratio ( ~274 pixel per inch density ) |
Display size |
6.78 inches | 111.0 cm2 ( ~89.3% screen to body ratio ) | 6.56 inches | 103.4 cm2 ( ~80.8% screen to body ratio ) | 6.0 inches | 91.4 cm2 ( ~75.8% screen to body ratio ) |
Display Protection |
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Operating System |
android 14 | originos 4 | android 14 | coolos | android 8.0 ( oreo ) | upgradable to android 9.0 ( pie ) |
CPU |
Octa-core ( 1x2.63 GHz cortex-a715 & 4x2.4 GHz cortex-a715 & 3x1.8 GHz cortex-a510 ) | Octa-core ( 4x2.3 GHz cortex-a53 & 4x1.7 GHz cortex-a53 ) | Octa-core 1.8 GHz cortex-a53 |
Chipset |
Qualcomm sm7550-ab snapdragon 7 generation 3 ( 4 nm ) | mediatek mt6765 helio g37 ( 12 nm ) | Qualcomm sdm450 snapdragon 450 ( 14 nm ) |
GPU |
adreno 720 | powervr ge8320 | adreno 506 |
Memory card |
No | microsdxc ( dedicated slot ) | microsdxc ( dedicated slot ) |
Memory v1 |
128gb 8gb RAM | 128gb 4gb RAM | 32gb 3gb RAM |
Memory v2 |
256gb 8gb RAM | 256gb 12gb RAM | 512gb 12gb RAM | 256gb 6gb RAM | 64gb 4gb RAM |
Primary camera |
50 megapixel| lens aperture1.8 | ( wide ) | 1/1.95" | 0.8µm | phase detection autofocus 2 megapixel| lens aperture2.4 | ( depth ) |
50 megapixel| lens aperture1.8 ( wide ) | phase detection autofocus 0.3 megapixel| ( depth ) |
16 megapixel| lens aperture1.7 | Auto focus 5 megapixel| lens aperture1.9 | ( depth ) |
Secondary camera |
16 megapixel| lens aperture2.5 | ( wide ) | 1/3.0" | 1.0µm |
8 megapixel| lens aperture2.0 | ( wide ) |
16 megapixel| lens aperture1.9 | 26mm ( wide ) | 1/3.06" | 1.0µm |
Loud speaker |
Yes with stereo speakers | Yes | Yes |
Audio jack |
No | unspecified | Yes |
WLAN |
Wi-Fi 802.11 a/b/g/n/ac/6 | dual-band | Wi-Fi 802.11 a/b/g/n/ac | Wi-Fi 802.11 b/g/n | Wi-Fi Direct | hotspot |
Bluetooth |
5.4 | a2dp | le | aptx hd | aptx adaptive | aptx lossless | 5.0 | a2dp | le | 4.2 | a2dp | le |
GPS |
Yes with a-gps glonass bds | ||
NFC |
Yes | Yes | No |
Radio |
No | No | FM Radio | recording |
USB |
USB Type-C 2.0 | otg | USB Type-C 2.0 | microusb 2.0 | USB on-the-go |
Sensors |
fingerprint ( under display | optical ) | accelerometer | gyroscope | proximity | compass | fingerprint ( side-mounted ) | accelerometer | gyroscope | proximity | compass | fingerprint ( rear-mounted ) | accelerometer | proximity |
Battery |
6000 mAh | Non-removable | 4500 mAh | Li-lon 3500 mAh | Non-removable |
Battery Charge |
80w wired | 7.5w reverse wired | 10w wired | |
Colors |
black, white, green | black color gradations, blue color gradations, pink color gradations, white color gradations | black, gold, blue, purple |
Network technology |
gsm / cdma / hspa / lte / 5g | gsm / cdma / hspa / lte | gsm / hspa / lte |
5G bands |
1 | 5 | 8 | 28 | 38 | 41 | 77 | 78 sa/nsa | ||
Network speed |
hspa lte 5g | hspa lte | hspa 42.2/5.76 mbps lte-a (2ca) cat6 300/50 mbps |
GPRS |
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EDGE |
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Approx price |
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160 GBP
191 EUR
1880 NOK
2000 SEK
12200 RUB
200 USD
1020 BRL
280 AUD
260000 KRW
26000 JPY
270 SGD
860 MYR
710 AED
3300 ZAR
