Screen size
Stellar 470 (Mi-470)4.7"
Stellar 509 (Mi-509)Winner: 5.0"+6%
Quick verdict
Stellar 470 (Mi-470) leads the measured specs 6-3.
Measured wins
Stellar 470 (Mi-470)
6
spec wins
Overall winner
Ties
8
equal specs
Stellar 509 (Mi-509)
3
spec wins
Screen size
Technology
Stellar 470 (Mi-470)
GSM / HSPA
Stellar 509 (Mi-509)
GSM / HSPA
2G bands
Stellar 470 (Mi-470)
GSM 900 / 1800 - SIM 1 & SIM 2
Stellar 509 (Mi-509)
GSM 850 / 900 / 1800 / 1900
3G bands
Stellar 470 (Mi-470)
HSDPA 2100
Stellar 509 (Mi-509)
HSDPA 2100
Speed
Stellar 470 (Mi-470)
HSPA 21.1/5.76 Mbps
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
equal specsRAM
equal specsStorage
Main camera
equal specsFront camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Stellar 509 (Mi-509)
HSPA 21.1/5.76 Mbps
Announced
Stellar 470 (Mi-470)
2014, October. Released 2014, October
Stellar 509 (Mi-509)
2014, May. Released 2014, May
Status
Stellar 470 (Mi-470)
Discontinued
Stellar 509 (Mi-509)
Discontinued
Dimensions
Stellar 470 (Mi-470)
137.8 x 68.6 x 7.9 mm (5.43 x 2.70 x 0.31 in)
Stellar 509 (Mi-509)
145 x 79 x 9.5 mm (5.71 x 3.11 x 0.37 in)
Weight
Stellar 470 (Mi-470)
140 g (4.94 oz)
Stellar 509 (Mi-509)
120 g (4.23 oz)
SIM
Stellar 470 (Mi-470)
Dual SIM (Mini-SIM/ Micro-SIM)
Stellar 509 (Mi-509)
Mini-SIM
Type
Stellar 470 (Mi-470)
TFT
Stellar 509 (Mi-509)
IPS LCD
Size
Stellar 470 (Mi-470)
4.7 inches, 60.9 cm2 (~64.4% screen-to-body ratio)
Stellar 509 (Mi-509)
5.0 inches, 68.9 cm2 (~60.1% screen-to-body ratio)
Resolution
Stellar 470 (Mi-470)
540 x 960 pixels, 16:9 ratio (~234 ppi density)
Stellar 509 (Mi-509)
480 x 854 pixels, 16:9 ratio (~196 ppi density)
OS
Stellar 470 (Mi-470)
Android 4.4.2 (KitKat)
Stellar 509 (Mi-509)
Android 4.4.2 (KitKat)
Chipset
Stellar 470 (Mi-470)
Mediatek MT6582 (28 nm)
Stellar 509 (Mi-509)
Mediatek MT6582M (28 nm)
CPU
Stellar 470 (Mi-470)
Quad-core 1.3 GHz Cortex-A7
Stellar 509 (Mi-509)
Quad-core 1.3 GHz Cortex-A7
GPU
Stellar 470 (Mi-470)
Mali-400MP2
Stellar 509 (Mi-509)
Mali-400MP2
Card slot
Stellar 470 (Mi-470)
microSDHC
Stellar 509 (Mi-509)
microSDHC (dedicated slot)
Internal
Stellar 470 (Mi-470)
8GB 1GB RAM
Stellar 509 (Mi-509)
4GB 1GB RAM
Single
Stellar 470 (Mi-470)
8 MP, AF
Stellar 509 (Mi-509)
8 MP, AF
Features
Stellar 470 (Mi-470)
LED flash, panorama, HDR
Stellar 509 (Mi-509)
LED flash, panorama, HDR
Video
Stellar 470 (Mi-470)
1080p@30fps
Stellar 509 (Mi-509)
720p@30fps
Single
Stellar 470 (Mi-470)
3.2 MP
Stellar 509 (Mi-509)
2 MP
Video
Stellar 470 (Mi-470)
Stellar 509 (Mi-509)
Loudspeaker
Stellar 470 (Mi-470)
Yes
Stellar 509 (Mi-509)
Yes
3.5mm jack
Stellar 470 (Mi-470)
Yes
Stellar 509 (Mi-509)
Yes
WLAN
Stellar 470 (Mi-470)
Wi-Fi 802.11 a/b/g/n, dual-band, hotspot
Stellar 509 (Mi-509)
Wi-Fi 802.11 a/b/g/n, dual-band, hotspot
Bluetooth
Stellar 470 (Mi-470)
4.0, A2DP, EDR
Stellar 509 (Mi-509)
3.0, A2DP
Positioning
Stellar 470 (Mi-470)
GPS
Stellar 509 (Mi-509)
GPS
NFC
Stellar 470 (Mi-470)
No
Stellar 509 (Mi-509)
No
Radio
Stellar 470 (Mi-470)
FM radio
Stellar 509 (Mi-509)
FM radio
USB
Stellar 470 (Mi-470)
microUSB 2.0, OTG
Stellar 509 (Mi-509)
microUSB 2.0
Sensors
Stellar 470 (Mi-470)
Accelerometer, proximity
Stellar 509 (Mi-509)
Accelerometer, proximity
Type
Stellar 470 (Mi-470)
Li-Ion 1500 mAh battery
Stellar 509 (Mi-509)
Li-Ion 2000 mAh battery
Stand-by
Stellar 470 (Mi-470)
Up to 120 h
Stellar 509 (Mi-509)
Up to 170 h
Talk time
Stellar 470 (Mi-470)
Up to 4 h
Stellar 509 (Mi-509)
Up to 4 h 30 min
Music play
Stellar 470 (Mi-470)
Up to 22 h
Stellar 509 (Mi-509)
Up to 30 h
Colors
Stellar 470 (Mi-470)
Black, Blue
Stellar 509 (Mi-509)
White
SAR EU
Stellar 470 (Mi-470)
0.89 W/kg (head)
Stellar 509 (Mi-509)
0.92 W/kg (head)