Compare

Specifications
 

Sony Xperia J

Xiaomi Redmi 4 (4X)

Full Differences
Change compare mode
Sony Xperia J
MORE PICTURES Xiaomi Redmi 4 (4X)
MORE PICTURES
 

Sony Xperia J

Xiaomi Redmi 4 (4X)

Network
Technology GSM / HSPA GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 - ST26i HSDPA 850 / 900 / 1900 / 2100
  HSDPA 850 / 1900 / 2100 - ST26a
4G Network 1, 3, 5, 7, 8, 38, 39, 40, 41
Speed HSPA 7.2/5.76 Mbps HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/100 Mbps
Launch
Announced 2012, August. Released 2012, October 2017, May
Status Discontinued Available. Released 2017, May
Body
Dimensions 124.3 x 61.2 x 9.2 mm (4.89 x 2.41 x 0.36 in) 139.2 x 70 x 8.7 mm (5.48 x 2.76 x 0.34 in)
Weight 124 g (4.37 oz) 150 g (5.29 oz)
Build Glass front (Gorilla Glass), aluminum back, aluminum frame, plastic ends
SIM Mini-SIM Hybrid Dual SIM (Nano-SIM/ Micro-SIM, dual stand-by)
Display
Type TFT IPS LCD
Size 4.0 inches, 44.1 cm2 (~58.0% screen-to-body ratio) 5.0 inches, 68.9 cm2 (~70.7% screen-to-body ratio)
Resolution 480 x 854 pixels, 16:9 ratio (~245 ppi density) 720 x 1280 pixels, 16:9 ratio (~294 ppi density)
Protection Corning Gorilla Glass Corning Gorilla Glass (unspecified version)
Platform
OS Android 4.0.4 (Ice Cream Sandwich), upgradable to 4.1.2 (Jelly Bean) Android 6.0.1 (Marshmallow), upgradable to 7.1.2 (Nougat), MIUI 11
Chipset Qualcomm MSM7227A Snapdragon S1 Qualcomm MSM8940 Snapdragon 435 (28 nm)
CPU 1.0 GHz Cortex-A5 Octa-core 1.4 GHz Cortex-A53
GPU Adreno 200 Adreno 505
Memory
Card slot microSDHC (dedicated slot) microSDXC (uses shared SIM slot)
Internal 4GB (2GB user available), 512MB RAM 16GB 2GB RAM, 16GB 3GB RAM, 32GB 3GB RAM, 64GB 3GB RAM, 64GB 4GB RAM
  eMMC 5.1
Main Camera
Modules 5 MP, AF 13 MP, f/2.0, PDAF
Features LED flash LED flash, HDR, panorama
Video 480p 1080p@30fps
Selfie Camera
Modules VGA 5 MP, f/2.2
Video 1080p@30fps
ADVERTISEMENT
Sound
Loudspeaker Yes Yes
3.5mm jack Yes Yes
Comms
WLAN Wi-Fi 802.11 b/g/n, DLNA, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth 2.1, A2DP, EDR 4.2, A2DP, LE
Positioning GPS, A-GPS GPS, GLONASS, BDS
NFC No
Infrared port No Yes
Radio Stereo FM radio, RDS FM radio
USB microUSB 2.0 microUSB 2.0
Features
Sensors Accelerometer, proximity, compass Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Battery
Type Removable Li-Ion 1750 mAh battery Li-Po 4100 mAh, non-removable
Stand-by Up to 607 h (2G) / Up to 618 h (3G) Up to 432 h (3G)
Talk time Up to 5 h 36 min (2G) / Up to 7 h 18 min (3G) Up to 36 h (3G)
Music play Up to 87 h
Misc
Colors Black, White, Gold, Pink Black, Gold
SAR 0.63 W/kg (head)     0.50 W/kg (body)     0.77 W/kg (head)     0.83 W/kg (body)    
SAR EU 0.73 W/kg (head)    
Models ST26i 2016060, 2016090, MAG138, MAE136, Redmi 4, Redmi 4X
Price About 140 EUR About 110 EUR
Tests
Performance GeekBench: 1819 (v4.4)
GFXBench: 5.1fps (ES 3.1 onscreen)
Display Contrast ratio: 1359:1 (nominal) / 1.932:1 (sunlight) Contrast ratio: 915 (nominal), 2.920 (sunlight)
Camera Compare PHOTO / Compare VIDEO
Loudspeaker Voice 66dB / Noise 61dB / Ring 72dB Voice 64dB / Noise 70dB / Ring 72dB
Audio quality Noise -80.8dB / Crosstalk -80.8dB Noise -94.3dB / Crosstalk -94dB
Battery (old) Endurance rating 50h Endurance rating 80h

Popular rivals