• 5.5" (1280x720) Super AMOLED
  • 2GB
    Quad SoC
    64GB Storage
  • 8-MP 1 Rear Camera
  • 3100 mAh
  • 5.5" (1920x1080) IPS LCD
  • 2GB
    MT6797 Helio X20 SoC
    16GB Storage
  • 13-MP, f/2 1 Rear Camera
  • 4100 mAh

Specifications Highlights
Product NameGalaxy Note 2Redmi Note 4
ProductGalaxy Note 2 (Launched 2012-08-01)Redmi Note 4 (Launched 2016-08-01)
Display5.5" 1280x720 Super AMOLED 5.5" 1920x1080 IPS LCD
Rear Camera(s)
  • 8-MP (Primary)
  • 13-MP f/2 (Primary)
Selfie Camera(s)
  • 1.9-MP
  • 5-MP
Computing
  • Quad SoC
  • 2GB RAM
  • 64GB Storage
  • MicroSD (64GB max.)
  • MT6797 Helio X20 SoC
  • 2GB RAM
  • 16GB Storage
  • MicroSD (256GB max.)
Battery3100 mAh4100 mAh
DesignIP Rating, 183g (6.5oz), 151.1x80.5x9.4 mm (5.95 x 3.17 x 0.37 inches)IP Rating, 175g (6.2oz), 151x76x8.4 mm (5.94 x 2.99 x 0.33 inches)
Price (Market)$175
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Display
Product NameGalaxy Note 2Redmi Note 4
TypeSuper AMOLEDIPS LCD
Diagonal (inches)5.5"5.5"
Display/Body Ratio68.6%72.7%
Resolution1280x7201920x1080
Sharpness (PPI)267 PPI401 PPI
Features
  • Multitouch
  • Multitouch
Color Depth24 bit (16,777,216 Colors)24 bit (16,777,216 Colors)
Primary Camera
Product NameGalaxy Note 2Redmi Note 4
Megapixel8-MP13-MP
Aperturef/2
Sensor SizeSmallSmall
Hardware Features
  • Flash
  • HDR Photo
Video Resolutions
  • 1080p/30fps
  • 1080p/30fps
  • 720p/120fps
Battery
Product NameGalaxy Note 2Redmi Note 4
Battery TypeLi-IonLi-Poly
Battery Capacity (mAh)3100 mAh4100 mAh
Talk Time35 hours
Computing
Product NameGalaxy Note 2Redmi Note 4
Processor BrandSamsungMediatek
Processor NameQuadMT6797 Helio X20
Processor ModelExynos 4412
Processor # Cores48
Main Processor Frequency (GHz)1.6 GHz2.0 GHz
RAM Options2GB2GB
Internal Storage Options64GB16GB
Memory Card TypeMicroSDMicroSD
Mem. Card Max. Size64GB256GB
Operating System + VersionAndroid 4.1.1Android 6.0
Communications
Product NameGalaxy Note 2Redmi Note 4
LTE Category (Download)LTE CAT3 102/51 Mbps
Modem Features
  • GPRS
  • EDGE
  • LTE
  • GPRS
  • EDGE
WiFi Speed
  • a
  • b
  • g
  • n
  • a
  • b
  • g
  • n
  • ac
WiFi Features
  • Hotspot
  • Dual-band
  • WiFi Direct
  • Hotspot
  • Dual-band
  • WiFi Direct
Bluetooth VersionBluetooth 4.0Bluetooth 4.2
Bluetooth Features
  • A2DP
  • BT LE
  • BT EDR
  • A2DP
  • BT LE
NFC Features
  • NFC Supported
Connector TypeMicro USBMicro USB
Connector Features
  • USB OTG
  • MHL
  • USB OTG
SAR US Head0.23 W/Kg
SAR US Body0.95 W/Kg
SAR EU Head0.17 W/Kg
Sim Card 0
Product NameGalaxy Note 2Redmi Note 4
NameSIM0SIM0
SIM TypeMicro SIMNano SIM
Multimedia
Product NameGalaxy Note 2Redmi Note 4
Multimedia Features
  • DLNA
Audio Alerts
  • VIBRATION
  • MP3
  • WAV
  • VIBRATION
  • MP3
  • WAV
Audio Features
  • Loudspeaker
  • 3.5mm Port
  • Phone Noise Cancellation
  • FM Radio
  • Loudspeaker
  • 3.5mm Port
  • Phone Noise Cancellation
  • FM Radio
Audio Formats
  • MP3
  • WAV
  • FLAC
  • FLAC
  • MP3
  • WAV
Video Formats
  • MP4
  • DIVX
  • XVID
  • WMV
  • H.264
  • H.263
  • MP4
  • XVID
Sensors
  • Accelerometer
  • Barometer
  • Compass
  • GPS
  • A-GPS
  • GLONASS
  • Gyroscope
  • Proximity
  • Accelerometer
  • Compass
  • GPS
  • A-GPS
  • GLONASS
  • Gyroscope
  • Proximity

Samsung Galaxy Note 2 vs. Xiaomi Redmi Note 4 Specs & Speed Benchmarks

Antutu

Higher is better
Samsung Galaxy S4Samsung Galaxy Note 3Apple iPhone 5sXiaomi Redmi Note 4Huawei Honor Note 820000250003000035000400004500050000550006000065000700007500080000850009000095000100000

3DMark Unlimited Icestorm

Higher is better
Xiaomi Redmi Note 4Samsung Galaxy Note 2Samsung Galaxy S4Apple iPhone 5sHuawei Honor Note 8Samsung Galaxy Note 301250250037505000625075008750100001125012500137501500016250175001875020000

GFXBench T-Rex (Offscr.)

Higher is better
Samsung Galaxy NoteSamsung Galaxy Note 2Samsung Galaxy S4Samsung Galaxy Note 3Apple iPhone 5s02.557.51012.51517.52022.52527.53032.53537.5

Battery Capacity (mAh)

Higher is better
Apple iPhone 5sNokia 1Samsung Galaxy NoteSamsung Galaxy S4Lenovo S5Samsung Galaxy Note 2Samsung Galaxy Note 3Xiaomi Mi Note 3Xiaomi Redmi Note 4Huawei Honor Note 812501500175020002250250027503000325035003750400042504500