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oppo a12s
samsung galaxy m02s
energizer e288s
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Brand
 oppo samsung energizer
Model
 oppo a12s samsung galaxy m02s energizer e288s
Announced
 2020 July 14 2021 January 07 2024 April
Status
 Available. Released 2020 July 26 Available. Released 2021 January 19 Available. Released 2024 August
Device Body
 glass front | plastic back | plastic frame glass front | plastic back | plastic frame
Dimensions
 155.9 x 75.5 x 8.3 mm ( 6.14 x 2.97 x 0.33 in ) 164.2 x 75.9 x 9.1 mm ( 6.46 x 2.99 x 0.36 in ) 138 x 58.2 x 12.8 mm ( 5.43 x 2.29 x 0.50 in )
Weight in gram
 165 196 116
SIM card
 dual SIM ( Nano-SIM | dual stand-by ) single SIM ( Nano-SIM ) or dual SIM ( Nano-SIM | dual stand-by ) Nano-SIM + Nano-SIM
Water Resistance
 No No No
Display type
 IPS LCD | 450 Luminance units ( typ ) pls LCD tft
Display resolution
 720 x 1520 pixels | 19 : 9 ratio ( ~271 pixel per inch density ) 720 x 1600 pixels | 20 : 9 ratio ( ~270 pixel per inch density ) 240 x 320 pixels | 4 : 3 ratio ( ~143 pixel per inch density )
Display size
 6.2 inches | 95.9 cm2 ( ~81.5% screen to body ratio ) 6.5 inches | 102.0 cm2 ( ~81.8% screen to body ratio ) 2.8 inches | 24.3 cm2 ( ~30.2% screen to body ratio )
Display Protection
 corning gorilla glass 3
Operating System
 android 9.0 ( pie ) | coloros 6.1 android 10 kaios 2.x
CPU
 Octa-core ( 4x2.35 GHz cortex-a53 & 4x1.8 GHz cortex-a53 ) Octa-core 1.8 GHz cortex-a53 Quad-core 1.3 GHz
Chipset
 mediatek mt6765 helio p35 ( 12nm ) Qualcomm sdm450 snapdragon 450 ( 14 nm ) mediatek mt6739ww ( 28 nm )
GPU
 powervr ge8320 adreno 506
Memory card
 microsdxc ( dedicated slot ) microsdxc ( dedicated slot ) microsdxc
Memory v1
 32gb 3gb RAM 32gb 3gb RAM 4gb 512mb RAM
Memory v2
 64gb 4gb RAM
Primary camera
13 megapixel| lens aperture2.2 | ( wide ) | 1/3.1" | 1.12µm | phase detection autofocus
2 megapixel| lens aperture2.4 | ( depth )
13 megapixel| lens aperture2.2 | ( wide ) | Auto focus
2 megapixel| lens aperture2.4 | ( macro )
2 megapixel| lens aperture2.4 | ( depth )
0.3 mega pixel
Secondary camera
5 megapixel| lens aperture2.4 | 1/5" | 1.12µm
5 megapixel| lens aperture2.2
Yes
Loud speaker
 Yes Yes Yes
Audio jack
 Yes Yes Yes
WLAN
 Wi-Fi 802.11 a/b/g/n/ac | dual-band | Wi-Fi Direct | hotspot Wi-Fi 802.11 b/g/n | Wi-Fi Direct Yes
Bluetooth
 5.0 | a2dp | le Yes 4.2 | a2dp
GPS
 Yes with a-gps glonass bds
NFC
 No No No
Radio
 FM Radio FM Radio FM Radio
USB
 microusb 2.0 | USB on-the-go Yes USB Type-C
Sensors
 fingerprint ( rear-mounted ) | accelerometer | gyroscope | proximity | compass accelerometer | proximity No
Battery
 li-po 4230 mAh | Non-removable li-po 5000 mAh | Non-removable Li-lon 2000 mAh | removable
Battery Charge
 15w wired
Colors
 blue color gradations, silver color gradations black, blue, red black
Network technology
 gsm / hspa / lte gsm / hspa / lte gsm / hspa / lte
5G bands
Network speed
 hspa 42.2/5.76 mbps lte-a hspa 42.2/5.76 mbps lte cat4 150/50 mbps hspa lte
GPRS
EDGE
Approx price
  • 100 GBP
  • 128 EUR
  • 1160 NOK
  • 1300 SEK
  • 7500 RUB
  • 120 USD
  • 630 BRL
  • 180 AUD
  • 160000 KRW
  • 16000 JPY
  • 170 SGD
  • 530 MYR
  • 440 AED
  • 2000 ZAR
  • 70 GBP
  • 90 EUR
  • 830 NOK
  • 900 SEK
  • 5400 RUB
  • 90 USD
  • 450 BRL
  • 130 AUD
  • 120000 KRW
  • 12000 JPY
  • 120 SGD
  • 380 MYR
  • 320 AED
  • 1500 ZAR