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samsung galaxy a25
oppo r15

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Brand
 samsung oppo
Model
 samsung galaxy a25 oppo r15
Announced
 2023 December 11 2018 March
Status
 Available. Released 2023 December 16 Available. Released 2018 April
Device Body
 glass front | plastic frame | plastic back
Dimensions
 161 x 76.5 x 8.3 mm ( 6.34 x 3.01 x 0.33 in ) 155.1 x 75.2 x 7.4 mm ( 6.11 x 2.96 x 0.29 in )
Weight in gram
 197 175
SIM card
 single SIM ( Nano-SIM ) or Hybrid dual SIM ( Nano-SIM | dual stand-by ) Hybrid dual SIM ( Nano-SIM | dual stand-by )
Water Resistance
 No
Display type
 Super AMOLED | 120hz | 1000 Luminance units ( hbmillion) AMOLED
Display resolution
 1080 x 2340 pixels | 19.5 : 9 ratio ( ~396 pixel per inch density ) 1080 x 2280 pixels | 19 : 9 ratio ( ~401 pixel per inch density )
Display size
 6.5 inches | 103.7 cm2 ( ~84.2% screen to body ratio ) 6.28 inches | 98.9 cm2 ( ~84.8% screen to body ratio )
Display Protection
Operating System
 android 14 | up to 4 major android upgrades | one ui 6.1 android 8.1 ( oreo ) | coloros 5
CPU
 Octa-core ( 2x2.4 GHz cortex-a78 & 6x2.0 GHz cortex-a55 ) Octa-core ( 4x2.0 GHz cortex-a73 & 4x2.0 GHz cortex-a53 )
Chipset
 exynos 1280 ( 5 nm ) mediatek mt6771 helio p60 ( 12 nm )
GPU
 mali-g68 mali-g72 mp3
Memory card
 microsdxc ( uses shared sim slot ) microsdxc ( uses shared sim slot )
Memory v1
 128gb 4gb RAM 128gb 4gb RAM
Memory v2
 128gb 6gb RAM | 128gb 8gb RAM | 256gb 6gb RAM | 256gb 8gb RAM 128gb 8gb RAM
Primary camera
50 megapixel| lens aperture1.8 | 27mm ( wide ) | 1/2.76" | 0.64µm | phase detection autofocus | OIS
8 megapixel| lens aperture2.2 | 120˚ ( ultrawide ) | 1/4" | 1.12µm
2 megapixel| lens aperture2.4 | ( macro )
16 megapixel| lens aperture1.7 | 1/2.6" | 1.22µm | phase detection autofocus
5 megapixel| lens aperture2.2 | ( depth )
Secondary camera
13 megapixel| lens aperture2.2 | ( wide ) | 1/3.06" | 1.12µm
20 megapixel| lens aperture2.0 | ( wide ) | 1/2.8" | 1.0µm
Loud speaker
 Yes with stereo speakers Yes
Audio jack
 Yes Yes
WLAN
 Wi-Fi 802.11 a/b/g/n/ac | dual-band | Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac | dual-band | Wi-Fi Direct | hotspot
Bluetooth
 5.3 | a2dp | le 4.2 | a2dp | le | edr
GPS
 Yes with a-gps glonass
NFC
 Yes ( market/region dependent ) No
Radio
 market/region dependent No
USB
 USB Type-C 2.0 microusb 2.0 | USB on-the-go
Sensors
 fingerprint ( side-mounted ) | accelerometer | gyroscope | compass fingerprint ( rear-mounted ) | accelerometer | gyroscope | proximity | compass
Battery
 5000 mAh li-po 3450 mAh | Non-removable
Battery Charge
 25w wired
Colors
 black color gradations, yellow color gradations, blue color gradations, mist color color gradations red color gradations, white color gradations, purple color gradations, pink color gradations
Network technology
 gsm / hspa / lte / 5g gsm / cdma / hspa / lte
5G bands
 1 | 3 | 5 | 7 | 8 | 26 | 28 | 40 | 41 | 66 | 77 | 78 sa/nsa/sub6
Network speed
 hspa lte 5g hspa 42.2/5.76 mbps lte-a (2ca) cat13 600/100 mbps
GPRS
EDGE
Approx price
  • 160 GBP
  • 200 EUR
  • 1820 NOK
  • 2000 SEK
  • 11800 RUB
  • 190 USD
  • 990 BRL
  • 270 AUD
  • 250000 KRW
  • 26000 JPY
  • 260 SGD
  • 840 MYR
  • 690 AED
  • 3200 ZAR
  • 390 GBP
  • 465 EUR
  • 4550 NOK
  • 4800 SEK
  • 29400 RUB
  • 470 USD
  • 2470 BRL
  • 680 AUD
  • 620000 KRW
  • 63000 JPY
  • 650 SGD
  • 2090 MYR
  • 1720 AED
  • 7900 ZAR