Compare Devices
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Brand |
samsung | oneplus | |
Model |
samsung galaxy a20s | oneplus 7 pro | google pixel 3a |
Announced |
2019 September 24 | 2019 May 14 | 2019 May 07 |
Status |
Available. Released 2019 October 05 | Available. Released 2019 May 16 | Available. Released 2019 May 15 |
Device Body |
glass front | plastic back | plastic frame | glass front ( gorilla glass 5 ) | glass back ( gorilla glass 5 ) | aluminum frame | glass front ( asahi dragontrail ) | plastic back | plastic frame |
Dimensions |
163.3 x 77.5 x 8 mm ( 6.43 x 3.05 x 0.31 in ) | 162.6 x 75.9 x 8.8 mm ( 6.40 x 2.99 x 0.35 in ) | 151.3 x 70.1 x 8.2 mm ( 5.96 x 2.76 x 0.32 in ) |
Weight in gram |
183 | 206 | 147 |
SIM card |
single SIM ( Nano-SIM ) or dual SIM ( Nano-SIM | dual stand-by ) | dual SIM ( Nano-SIM | dual stand-by ) | Nano-SIM and eSIM |
Water Resistance |
No | No | No |
Display type |
IPS LCD | fluid AMOLED | 90hz | hdr10+ | OLED |
Display resolution |
720 x 1560 pixels | 19.5 : 9 ratio ( ~264 pixel per inch density ) | 1440 x 3120 pixels | 19.5 : 9 ratio ( ~516 pixel per inch density ) | 1080 x 2220 pixels | 18.5 : 9 ratio ( ~441 pixel per inch density ) |
Display size |
6.5 inches | 103.7 cm2 ( ~81.9% screen to body ratio ) | 6.67 inches | 108.8 cm2 ( ~88.1% screen to body ratio ) | 5.6 inches | 79.6 cm2 ( ~75.0% screen to body ratio ) |
Display Protection |
corning gorilla glass 5 | asahi dragontrail glass | |
Operating System |
android 9.0 ( pie ) | upgradable to android 11 | one ui 3.1 | android 9.0 ( pie ) | upgradable to android 11 | oxygenos 11.0.4 | android 9.0 ( pie ) | upgradable to android 12 |
CPU |
Octa-core 1.8 GHz cortex-a53 | Octa-core ( 1x2.84 GHz kryo 485 & 3x2.42 GHz kryo 485 & 4x1.78 GHz kryo 485 ) | Octa-core ( 2x2.0 GHz 360 gold & 6x1.7 GHz kryo 360 silver ) |
Chipset |
Qualcomm sdm450 snapdragon 450 ( 14 nm ) | Qualcomm sm8150 snapdragon 855 ( 7 nm ) | Qualcomm sdm670 snapdragon 670 ( 10 nm ) |
GPU |
adreno 506 | adreno 640 | adreno 615 |
Memory card |
microsdxc ( dedicated slot ) | No | No |
Memory v1 |
32gb 2gb RAM | 128gb 6gb RAM | 64gb 4gb RAM |
Memory v2 |
32gb 3gb RAM | 64gb 4gb RAM | 256gb 8gb RAM | 256gb 12gb RAM | |
Primary camera |
13 megapixel| lens aperture1.8 | 27mm ( wide ) | phase detection autofocus 8 megapixel| lens aperture2.2 | 13mm ( ultrawide ) | 1/4.0" | 1.12µm 5 megapixel| lens aperture2.2 | ( depth ) |
48 megapixel| lens aperture1.6 | ( wide ) | 1/2.0" | 0.8µm | phase detection autofocus | Laser Auto focus | OIS 8 megapixel| lens aperture2.4 | 78mm ( telephoto ) | 3x optical zoom | phase detection autofocus | OIS 16 megapixel| lens aperture2.2 | 17mm ( ultrawide ) | Auto focus |
12.2 megapixel| lens aperture1.8 | 28mm ( wide ) | 1/2.55" | 1.4µm | Dual Pixel phase detection autofocus | OIS |
Secondary camera |
8 megapixel| lens aperture2.0 |
Motorized pop-up 16 megapixel| lens aperture2.0 | 25mm ( wide ) | 1/3.06" | 1.0µm |
8 megapixel| lens aperture2.0 | 24mm ( wide ) | 1/4" | 1.12µm |
Loud speaker |
Yes | Yes with stereo speakers | Yes with stereo speakers |
Audio jack |
Yes | No | Yes |
WLAN |
Wi-Fi 802.11 b/g/n | Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac | dual-band | Wi-Fi Direct | dlna | hotspot | Wi-Fi 802.11 a/b/g/n/ac | dual-band | Wi-Fi Direct |
Bluetooth |
4.2 | a2dp | le | 5.0 | a2dp | le | aptx hd | 5.0 | a2dp | le | aptx hd |
GPS |
Yes with dual-band a-gps glonass bds galileo sbas | ||
NFC |
No | Yes | Yes |
Radio |
FM Radio | No | No |
USB |
USB Type-C 2.0 | USB Type-C 3.1.0 | USB on-the-go | USB Type-C 2.0 |
Sensors |
fingerprint ( rear-mounted ) | accelerometer | gyroscope | proximity | compass | fingerprint ( under display | optical ) | accelerometer | gyroscope | compass | fingerprint ( rear-mounted ) | accelerometer | gyroscope | proximity | compass | barometer |
Battery |
li-po 4000 mAh | Non-removable | li-po 4000 mAh | Non-removable | li-po 3000 mAh | Non-removable |
Battery Charge |
15w wired | Fast charging 30w | Warp charge technology | 18w wired | pd2.0 |
Colors |
black, blue, red, green | grey color gradations, almond, blue color gradations | black, white color gradations, purple color gradations |
Network technology |
gsm / hspa / lte | gsm / cdma / hspa / lte | gsm / cdma / hspa / evdo / lte |
5G bands |
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Network speed |
hspa lte-a | hspa 42.2/5.76 mbps lte-a (5ca) cat18 1200/150 mbps | hspa 42.2/5.76 mbps lte-a (3ca) cat11 600/75 mbps |
GPRS |
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EDGE |
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Approx price |
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130 GBP
165 EUR
1530 NOK
1700 SEK
9900 RUB
160 USD
840 BRL
230 AUD
210000 KRW
22000 JPY
220 SGD
710 MYR
580 AED
2700 ZAR
