• 5" (1920x1080) IPS LCD
  • 2GB
    Snapdragon 615 SoC
    16GB Storage
  • 13-MP 1 Rear Camera
  • 3120 mAh
  • 5" (1280x720) IPS LCD
  • 2GB
    MSM8940 Snapdragon 435 SoC
    16GB Storage
  • 13-MP, f/2 1 Rear Camera
  • 4100 mAh

Specifications Highlights
Product NameMi 4iRedmi 4X
ProductXiaomi Mi 4i (Launched 2015-04-01)Redmi 4X (Launched 2017-03-01)
Display5" 1920x1080 IPS LCD 5" 1280x720 IPS LCD
Rear Camera(s)
  • 13-MP (Primary)
  • 13-MP f/2 (Primary)
Selfie Camera(s)
  • 5-MP
  • 5-MP
Computing
  • Snapdragon 615 SoC
  • 2GB RAM
  • 16GB Storage
  • None
  • MSM8940 Snapdragon 435 SoC
  • 2GB RAM
  • 16GB Storage
  • MicroSD (256GB max.)
Battery3120 mAh4100 mAh
DesignIP Rating, 130g (4.6oz), 138.1x69.6x7.8 mm (5.44 x 2.74 x 0.31 inches)IP Rating, 150g (5.3oz), 139.2x70x8.7 mm (5.48 x 2.76 x 0.34 inches)
Price (Market)$150
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Display
Product NameMi 4iRedmi 4X
TypeIPS LCDIPS LCD
Diagonal (inches)5"5"
Display/Body Ratio71.7%70.7%
Resolution1920x10801280x720
Sharpness (PPI)441 PPI294 PPI
Features
  • Multitouch
  • Multitouch
Color Depth24 bit (16,777,216 Colors)24 bit (16,777,216 Colors)
Primary Camera
Product NameMi 4iRedmi 4X
Megapixel13-MP13-MP
Aperturef/2
Sensor SizeSmallSmall
Hardware Features
  • Flash
  • HDR Photo
  • Flash
  • HDR Photo
Video Resolutions
  • 1080p/30fps
  • 1080p/30fps
Battery
Product NameMi 4iRedmi 4X
Battery TypeLi-IonLi-Poly
Battery Capacity (mAh)3120 mAh4100 mAh
Battery Features
  • Fast Charge
Talk Time35 hours36 hours
Music Playback Time87 hours
Computing
Product NameMi 4iRedmi 4X
Processor BrandQualcommQualcomm
Processor NameSnapdragon 615MSM8940 Snapdragon 435
Processor ModelMSM8939
Processor # Cores88
Main Processor Frequency (GHz)quad-core 1.7 & quad-core 1 GHz1.4 GHz
RAM Options2GB2GB
Internal Storage Options16GB16GB
Memory Card TypeNoneMicroSD
Mem. Card Max. Size256GB
Operating System + VersionAndroid 5.0.2Android 6.0.1
Communications
Product NameMi 4iRedmi 4X
LTE Category (Download)LTE CAT6 301 Mbps
Modem Features
  • GPRS
  • EDGE
  • GPRS
  • EDGE
  • LTE
WiFi Speed
  • a
  • b
  • g
  • n
  • ac
  • b
  • g
  • n
WiFi Features
  • Hotspot
  • Dual-band
  • WiFi Direct
  • Hotspot
  • WiFi Direct
Bluetooth VersionBluetooth 4.1Bluetooth 4.2
Bluetooth Features
  • A2DP
  • A2DP
  • BT LE
Connector TypeMicro USBMicro USB
Connector Features
  • USB OTG
Sim Card 0
Product NameMi 4iRedmi 4X
NameSIM0SIM0
SIM TypeMicro SIMNano SIM
Multimedia
Product NameMi 4iRedmi 4X
Multimedia Features
  • Java
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
  • FLAC
  • MP3
  • WAV
Video Formats
  • MP4
  • DIVX
  • XVID
  • H.264
  • MP4
  • DIVX
  • XVID
Sensors
  • Accelerometer
  • Compass
  • GPS
  • A-GPS
  • GLONASS
  • Gyroscope
  • Light
  • Proximity
  • Accelerometer
  • Compass
  • GPS
  • A-GPS
  • GLONASS
  • Gyroscope
  • Proximity

Xiaomi Mi 4i vs. Xiaomi Redmi 4X Specs & Speed Benchmarks

Antutu

Higher is better
Huawei Honor 4CXiaomi Mi 4iXiaomi Redmi 4X2000022500250002750030000325003500037500400004250045000

3DMark Slingshot 3.1

Higher is better
Xiaomi Mi 4i132.5135137.5140142.5145147.5150152.5155157.5160

3DMark Unlimited Icestorm

Higher is better
Huawei Honor 4CXiaomi Mi 4i425045004750500052505500575060006250650067507000725075007750

GFXBench Manhattan (Offscr.)

Higher is better
Xiaomi Redmi 4X66.1256.256.3756.56.6256.756.87577.125

GFXBench Manhattan 3.1 (Offscr.)

Higher is better
Xiaomi Redmi 4X3.73.753.83.853.93.9544.054.14.154.24.254.34.354.4

GFXBench T-Rex (Offscr.)

Higher is better
Xiaomi RedmiHuawei Honor 4CXiaomi Redmi 4X2.53.7556.257.58.751011.2512.513.751516.2517.5

Battery Capacity (mAh)

Higher is better
Xiaomi RedmiHuawei Honor 4CXiaomi Redmi 5AXiaomi Mi 4iXiaomi Redmi 4X150017502000225025002750300032503500375040004250