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samsung galaxy tab j
lg k51s
xiaomi redmi note 11 (china)
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Brand
 samsung lg xiaomi
Model
 samsung galaxy tab j lg k51s xiaomi redmi note 11 (china)
Announced
 2016 July 2020 February 18 2021 October 28
Status
 Available. Released 2016 August Available. Released 2020 April 27 Available. Released 2021 November 01
Device Body
Dimensions
 186.9 x 108.8 x 8.7 mm ( 7.36 x 4.28 x 0.34 in ) 165.2 x 76.7 x 8.3 mm ( 6.50 x 3.02 x 0.33 in ) 163.6 x 75.8 x 8.8 mm ( 6.44 x 2.98 x 0.35 in )
Weight in gram
 289 194.5 195
SIM card
 Micro-SIM Nano-SIM dual SIM ( Nano-SIM | dual stand-by )
Water Resistance
 No No
Display type
 pls capacitive touchscreen | 16millioncolors IPS LCD IPS LCD | 90hz
Display resolution
 800 x 1280 pixels | 16 : 10 ratio ( ~216 pixel per inch density ) 720 x 1600 pixels | 20 : 9 ratio ( ~282 pixel per inch density ) 1080 x 2400 pixels | 20 : 9 ratio ( ~399 pixel per inch density )
Display size
 7.0 inches | 142.1 cm2 ( ~69.9% screen to body ratio ) 6.55 inches | 93.6 cm2 ( ~73.8% screen to body ratio ) 6.6 inches | 105.2 cm2 ( ~84.8% screen to body ratio )
Display Protection
 scratch-resistant glass
Operating System
 android 5.1 ( lollipop ) android 9.0 ( pie ) android 11 | miui 12.5
CPU
 Quad-core 1.5 GHz cortex-a7 Octa-core ( 4x2.3 GHz cortex-a53 & 4x1.8 GHz cortex-a53 ) Octa-core ( 2x2.4 GHz cortex-a76 & 6x2.0 GHz cortex-a55 )
Chipset
 spreadtrum sc8830 mediatek mt6765 helio p35 ( 12 nm ) mediatek dimensity 810 ( 6 nm )
GPU
 mali-400mp2 powervr ge8320 mali-g57 mc2
Memory card
 microsdxc ( dedicated slot ) microsdxc ( dedicated slot ) No
Memory v1
 8gb 1.5gb RAM 64gb 3gb RAM 128gb 4gb RAM
Memory v2
 128gb 6gb RAM | 128gb 8gb RAM | 256gb 8gb RAM
Primary camera
8 megapixel| lens aperture1.9 | Auto focus
32 megapixel| ( wide ) | phase detection autofocus
5 megapixel| lens aperture2.2 | 115˚ | ( ultrawide )
2 megapixel| lens aperture2.4 | ( macro )
2 megapixel| lens aperture2.4 | ( depth )
50 megapixel| lens aperture1.8 | 26mm ( wide ) | phase detection autofocus
8 megapixel| 119˚ | ( ultrawide ) | 1/4" | 1.12µm
Secondary camera
2 megapixel| lens aperture2.2
13 megapixel| 1/3.1" | 1.12µm
16 megapixel| lens aperture2.5 | ( wide ) | 1/3.06" | 1.0µm
Loud speaker
 Yes Yes Yes with stereo speakers
Audio jack
 Yes Yes Yes
WLAN
 Wi-Fi 802.11 b/g/n | Wi-Fi Direct | hotspot Wi-Fi 802.11 a/b/g/n | Wi-Fi Direct | dlna Wi-Fi 802.11 a/b/g/n/ac | dual-band | Wi-Fi Direct
Bluetooth
 4.0 | a2dp 5.0 | a2dp | le 5.1.0 | a2dp | le
GPS
 Yes with a-gps glonass
NFC
 Yes No
Radio
 FM Radio | rds No unspecified
USB
 microusb 2.0 | USB on-the-go USB Type-C 2.0 | otg USB Type-C 2.0 | otg
Sensors
 accelerometer fingerprint ( rear-mounted ) | accelerometer | proximity | compass fingerprint ( side-mounted ) | accelerometer | gyroscope | compass
Battery
 Non-removable Li-lon 4000 mAh battery li-po 4000 mAh li-po 5000 mAh | Non-removable
Battery Charge
 33w wired | 100% in 62 min ( advertised )
Colors
 white, gold titanium color, pink, blue, red black color gradations, blue color gradations, green color gradations
Network technology
 gsm / hspa / lte gsm / hspa / lte gsm / cdma / hspa / evdo / lte / 5g
5G bands
 1 | 28 | 41 | 78 sa/nsa
Network speed
 hspa 42.2/5.76 mbps lte cat4 150/50 mbps hspa 42.2/5.76 mbps lte (2ca) cat6 300/50 mbps hspa lte-a (ca) 5g
GPRS
EDGE
Approx price
  • 170 GBP
  • 203 EUR
  • 1980 NOK
  • 2100 SEK
  • 12800 RUB
  • 210 USD
  • 1080 BRL
  • 300 AUD
  • 270000 KRW
  • 28000 JPY
  • 280 SGD
  • 910 MYR
  • 750 AED
  • 3500 ZAR
  • 120 GBP
  • 140 EUR
  • 1390 NOK
  • 1500 SEK
  • 9000 RUB
  • 150 USD
  • 760 BRL
  • 210 AUD
  • 190000 KRW
  • 20000 JPY
  • 200 SGD
  • 640 MYR
  • 530 AED
  • 2400 ZAR