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xiaomi redmi k90 pro max
samsung galaxy s20
blu studio x8 hd (2019)
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Brand
 xiaomi samsung blu
Model
 xiaomi redmi k90 pro max samsung galaxy s20 blu studio x8 hd (2019)
Announced
 2025 October 23 2020 February 11 2019 February
Status
 Available. Released 2025 October 23 Available. Released 2020 March 06 Available. Released 2019 February
Device Body
 glass front ( dragon crystal glass ) | aluminum alloy frame | fiber-reinforced plastic back or silicone polymer back glass front ( gorilla glass 6 ) | glass back ( gorilla glass 6 ) | aluminum frame
Dimensions
 163.3 x 77.8 x 7.9 mm ( 6.43 x 3.06 x 0.31 in ) 151.7 x 69.1 x 7.9 mm ( 5.97 x 2.72 x 0.31 in ) 145.5 x 74.5 x 9.8 mm ( 5.73 x 2.93 x 0.39 in )
Weight in gram
 218 163 143
SIM card
 Nano-SIM + Nano-SIM Nano-SIM and eSIM or Hybrid dual SIM ( Nano-SIM | dual stand-by ) dual SIM ( Mini-SIM | dual stand-by )
Water Resistance
 ip68 dust tight and water resistant immersible up to 1.5meterfor 30 min ip68 dust/water resistant up to 1.5meterfor 30 min
Display type
 AMOLED | 68b colors | 2560hz pwmillion| 120hz | dolby vision | hdr vivid | hdr10+ | 3500 Luminance units ( the peak ) Dynamic AMOLED 2x | 120hz | hdr10+ | 1200 Luminance units ( the peak ) IPS LCD capacitive touchscreen | 16millioncolors
Display resolution
 1200 x 2608 pixels | 19.5 : 9 ratio ( ~416 pixel per inch density ) 1440 x 3200 pixels | 20 : 9 ratio ( ~563 pixel per inch density ) 720 x 1280 pixels | 16 : 9 ratio ( ~294 pixel per inch density )
Display size
 6.9 inches | 116.6 cm2 ( ~91.8% screen to body ratio ) 6.2 inches | 93.8 cm2 ( ~89.5% screen to body ratio ) 5.0 inches | 68.9 cm2 ( ~63.6% screen to body ratio )
Display Protection
 xiaomi dragon crystal glass corning gorilla glass 6
Operating System
 android 16 | hyperos 3 android 10 | upgradable to android 13 | one ui 5 android 8.1 oreo ( go edition )
CPU
 Octa-core ( 2x4.6 GHz oryon v3 phoenix l + 6x3.62 GHz oryon v3 phoenix m ) Octa-core ( 2x2.73 GHz mongoose m5 & 2x2.50 GHz cortex-a76 & 4x2.0 GHz cortex-a55 ) - global Quad-core 1.3 GHz cortex-a7
Chipset
 Qualcomm sm8850-ac snapdragon 8 elite generation 5 ( 3 nm ) exynos 990 ( 7 nm+ ) - global mediatek mt6580 ( 28 nm )
GPU
 adreno 840 mali-g77 mp11 - global mali-400mp2
Memory card
 No microsdxc ( uses shared sim slot ) microsdxc
Memory v1
 256gb 12gb RAM 128gb 8gb RAM 8gb 1gb RAM
Memory v2
 512gb 12gb RAM | 512gb 16gb RAM | 1tb 16gb RAM
Primary camera
50 megapixel| lens aperture1.7 | 23mm ( wide ) | 1/1.31" | 1.2µm | Dual Pixel phase detection autofocus | OIS
50 megapixel| lens aperture3.0 | 115mm ( periscope telephoto ) | 1/2.76" | 0.64µm | phase detection autofocus ( 30cm - ˆž ) | OIS | 5x optical zoom
50 megapixel| lens aperture2.4 | 18mm | 102˚ ( ultrawide ) | 1/2.88" | 0.61µm
12 megapixel| lens aperture1.8 | 26mm ( wide ) | 1/1.76" | 1.8µm | Dual Pixel phase detection autofocus | OIS
64 megapixel| lens aperture2.0 | 29mm ( telephoto ) | 1/1.72" | 0.8µm | phase detection autofocus | OIS | 1.1x optical zoom | 3x hybrid zoom
12 megapixel| lens aperture2.2 | 13mm | 120˚ ( ultrawide ) | 1/2.55" 1.4µm | super steady Video
8 mega pixel
Secondary camera
32 megapixel| lens aperture2.2 | 21mm ( wide ) | 1/3.44" | 0.64µm
10 megapixel| lens aperture2.2 | 26mm ( wide ) | 1/3.24" | 1.22µm | Dual Pixel phase detection autofocus
5 mega pixel
Loud speaker
 Yes with stereo speakers ( with Dolby Atmos ) Yes with stereo speakers Yes
Audio jack
 No No Yes
WLAN
 Wi-Fi 802.11 a/b/g/n/ac/6/7 | dual-band | Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac/6 | dual-band | Wi-Fi Direct Wi-Fi 802.11 b/g/n | Wi-Fi Direct | hotspot
Bluetooth
 5.4 | a2dp | le | lhdc 5.0 | asha | mihc 5.0 | a2dp | le 4.0 | a2dp
GPS
 Yes with a-gps
NFC
 Yes Yes
Radio
 No FM Radio ( snapdragon model only; market/operator dependent ) FM Radio
USB
 USB Type-C 3.2 | display port | otg USB Type-C 3.2 | otg microusb 2.0
Sensors
 fingerprint ( under display | ultrasonic ) | accelerometer | proximity | gyroscope | compass fingerprint ( under display | ultrasonic ) | accelerometer | gyroscope | proximity | compass | barometer accelerometer
Battery
 si/c Li-lon 7560 mAh Li-lon 4000 mAh | Non-removable Li-lon 2000 mAh battery
Battery Charge
 100w wired | pd3.0 | qc3+ | 100w pps | 50w wireless | 22.5w reverse wireless 25w wired | pd3.0 | 15w wireless ( qi/pma ) | 4.5w reverse wireless
Colors
 black, white, blue color gradations, white color gradations grey color gradations, blue color gradations, pink color gradations, white color gradations, red color gradations black, white
Network technology
 gsm / hspa / lte / 5g gsm / cdma / hspa / evdo / lte gsm / hspa
5G bands
 1 | 3 | 5 | 7 | 8 | 18 | 26 | 28 | 38 | 40 | 41 | 48 | 66 | 77 | 78 | 80 | 81 | 83 | 84 | 89 sa/nsa
Network speed
 hspa lte 5g hspa 42.2/5.76 mbps lte-a (7ca) cat20 2000/200 mbps Yes 384 kbps
GPRS
EDGE
Approx price
  • 420 GBP
  • 508 EUR
  • 4940 NOK
  • 5200 SEK
  • 31900 RUB
  • 510 USD
  • 2690 BRL
  • 740 AUD
  • 670000 KRW
  • 69000 JPY
  • 710 SGD
  • 2270 MYR
  • 1870 AED
  • 8600 ZAR
  • 200 GBP
  • 245 EUR
  • 2320 NOK
  • 2500 SEK
  • 15000 RUB
  • 240 USD
  • 1270 BRL
  • 350 AUD
  • 320000 KRW
  • 32000 JPY
  • 330 SGD
  • 1070 MYR
  • 880 AED
  • 4100 ZAR