Comparisons / Comparison of Xiaomi Mi 4i and Verykool s5025 Helix

Comparison of Xiaomi Mi 4i and Verykool s5025 Helix [S]ave

Attribute
Verykool s5025 Helix ×
Xiaomi Mi 4i ×
General
BrandVerykoolXiaomi
Launch
Announced2015-12-012015-04-01
Body
Width (mm)7.97.8
Length (mm)143.5138.1
Height (mm)72.569.6
Weight (g)136130
SIMDual SIM (Micro-SIM, dual stand-by)Dual SIM (Micro-SIM, dual stand-by)
Front-Glass
Back-Plastic
Frame-Plastic
Network
Technology
  • GSM
  • HSPA
  • GSM
  • HSPA
  • LTE
2G bands
  • GSM 850 / 900 / 1800 / 1900
  • GSM 850 / 900 / 1800 / 1900
3G bands
  • HSDPA 850 / 1700(AWS) / 1900
  • HSDPA 850 / 1900 / 2100
  • TD
4G bands-
  • 3, 7, 38, 39, 40, 41
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA
  • LTE Cat4 150/50 Mbps
Platform
OSAndroid 5.1 (Lollipop)Android 5.0.2 (Lollipop)
ChipsetMediatek MT6580 (28 nm)Qualcomm MSM8939 Snapdragon 615 (28 nm)
CPUQuad-core 1.3 GHz Cortex-A7Octa-core (4x1.7 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
GPUMali-400MP2Adreno 405
Memory
Card slotmicroSDHCNo
Internal
  • 8GB 1GB RAM
  • 16GB 2GB RAM
  • 32GB 2GB RAM
Display
Size (in)55
Resolution (px)720 x 12801080 x 1920
ProtectionScratch-resistant glassCorning scratch-resistant glass
Display TypeIPS LCDIPS LCD
Battery
TypeLi-IonLi-Ion
Charging-Charging 10W, 40% in 60 min (advertised), Quick Charge
Capcity (mAh)19503120
Main Camera
Main Camera TypeSingleSingle
Main Camera Properties
  • 13 MP, AF
  • 13 MP, f/2.0, AF
Main Camera Video1080p@30fps1080p@30fps, 480p@120fps
Main Camera FeaturesLED flash, panoramaDual-LED dual-tone flash, panorama, HDR
Selfie Camera
Selfie Camera TypeSingleSingle
Selfie Camera Properties
  • 5 MP
  • 5 MP, f/1.8
Comms
WLANWi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspotWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth4.0, A2DP, LE4.1, A2DP
GPS++
NFC--
RadioStereo FM radioStereo FM radio
USBmicroUSB 2.0microUSB 2.0, USB On-The-Go
Sound
Loudspeaker++
3.5mm jack++
Features
Sensors
  • Accelerometer
  • proximity
  • Accelerometer
  • compass
  • gyro
  • proximity
Misc
Colors
  • Black
  • Blue
  • Black
  • Blue
  • Dark Gray
  • Pink
  • White
  • Yellow
Models-
  • 2015015
SAR Head (W/kg)0.680.51
SAR Body (W/kg)1.250.6
Stand-by (h)240-
Talk time (h)Up to 7 h (3G)Up to 35 h (3G)



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