Screen size
equal specsMi-506 Stellar Mettle Icon5.0"
Stellar 520 (Mi-520)5.0"
Quick verdict
Stellar 520 (Mi-520) leads the measured specs 10-1.
Measured wins
Mi-506 Stellar Mettle Icon
1
spec wins
Ties
6
equal specs
Stellar 520 (Mi-520)
10
spec wins
Overall winner
Screen size
equal specsTechnology
Mi-506 Stellar Mettle Icon
GSM / HSPA
Stellar 520 (Mi-520)
GSM / HSPA
2G bands
Mi-506 Stellar Mettle Icon
GSM 900 / 1800 - SIM 1 & SIM 2
Stellar 520 (Mi-520)
GSM 850 / 900 / 1800 / 1900
3G bands
Mi-506 Stellar Mettle Icon
HSDPA 2100
Stellar 520 (Mi-520)
HSDPA 2100
Speed
Mi-506 Stellar Mettle Icon
HSPA
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Stellar 520 (Mi-520)
HSPA 21.1/5.76 Mbps
Announced
Mi-506 Stellar Mettle Icon
2014, March. Released 2014, March
Stellar 520 (Mi-520)
2014, July. Released 2014, July
Status
Mi-506 Stellar Mettle Icon
Discontinued
Stellar 520 (Mi-520)
Discontinued
Dimensions
Mi-506 Stellar Mettle Icon
145 x 72.9 x 9.6 mm (5.71 x 2.87 x 0.38 in)
Stellar 520 (Mi-520)
145 x 72.8 x 8.5 mm (5.71 x 2.87 x 0.33 in)
Weight
Mi-506 Stellar Mettle Icon
177 g (6.24 oz)
Stellar 520 (Mi-520)
156 g (5.50 oz)
SIM
Mi-506 Stellar Mettle Icon
Dual SIM (Mini-SIM)
Stellar 520 (Mi-520)
Mini-SIM
Type
Mi-506 Stellar Mettle Icon
TFT
Stellar 520 (Mi-520)
IPS LCD
Size
Mi-506 Stellar Mettle Icon
5.0 inches, 68.9 cm2 (~65.2% screen-to-body ratio)
Stellar 520 (Mi-520)
5.0 inches, 68.9 cm2 (~65.3% screen-to-body ratio)
Resolution
Mi-506 Stellar Mettle Icon
480 x 854 pixels, 16:9 ratio (~196 ppi density)
Stellar 520 (Mi-520)
720 x 1280 pixels, 16:9 ratio (~294 ppi density)
OS
Mi-506 Stellar Mettle Icon
Android 4.2 (Jelly Bean)
Stellar 520 (Mi-520)
Android 4.4.2 (KitKat)
Chipset
Mi-506 Stellar Mettle Icon
-
Stellar 520 (Mi-520)
Mediatek MT6582 (28 nm)
CPU
Mi-506 Stellar Mettle Icon
-
Stellar 520 (Mi-520)
Quad-core 1.3 GHz Cortex-A7
GPU
Mi-506 Stellar Mettle Icon
-
Stellar 520 (Mi-520)
Mali-400MP2
Card slot
Mi-506 Stellar Mettle Icon
microSDHC
Stellar 520 (Mi-520)
microSDHC (dedicated slot)
Internal
Mi-506 Stellar Mettle Icon
-
Stellar 520 (Mi-520)
4GB 1GB RAM
Single
Mi-506 Stellar Mettle Icon
8 MP
Stellar 520 (Mi-520)
8 MP, AF
Features
Mi-506 Stellar Mettle Icon
LED flash
Stellar 520 (Mi-520)
LED flash, panorama, HDR
Video
Mi-506 Stellar Mettle Icon
Yes
Stellar 520 (Mi-520)
Yes
Single
Mi-506 Stellar Mettle Icon
1.3 MP
Stellar 520 (Mi-520)
2 MP
Video
Mi-506 Stellar Mettle Icon
Stellar 520 (Mi-520)
Loudspeaker
Mi-506 Stellar Mettle Icon
Yes
Stellar 520 (Mi-520)
Yes
3.5mm jack
Mi-506 Stellar Mettle Icon
Yes
Stellar 520 (Mi-520)
Yes
WLAN
Mi-506 Stellar Mettle Icon
Wi-Fi 802.11 b/g/n
Stellar 520 (Mi-520)
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
Mi-506 Stellar Mettle Icon
4.0, A2DP
Stellar 520 (Mi-520)
3.0, A2DP, EDR
Positioning
Mi-506 Stellar Mettle Icon
GPS
Stellar 520 (Mi-520)
GPS
NFC
Mi-506 Stellar Mettle Icon
No
Stellar 520 (Mi-520)
No
Radio
Mi-506 Stellar Mettle Icon
FM radio
Stellar 520 (Mi-520)
FM radio
USB
Mi-506 Stellar Mettle Icon
microUSB
Stellar 520 (Mi-520)
microUSB 2.0
Sensors
Mi-506 Stellar Mettle Icon
Accelerometer
Stellar 520 (Mi-520)
Accelerometer, proximity
Type
Mi-506 Stellar Mettle Icon
Li-Ion 1800 mAh, removable
Stellar 520 (Mi-520)
Li-Ion 2000 mAh battery
Stand-by
Mi-506 Stellar Mettle Icon
Up to 200 h
Stellar 520 (Mi-520)
Up to 200 h
Talk time
Mi-506 Stellar Mettle Icon
Up to 7 h 30 min
Stellar 520 (Mi-520)
Up to 4 h
Music play
Mi-506 Stellar Mettle Icon
-
Stellar 520 (Mi-520)
Up to 20 h
Colors
Mi-506 Stellar Mettle Icon
White/Silver
Stellar 520 (Mi-520)
Red/Yellow
Price
Mi-506 Stellar Mettle Icon
About 80 EUR
Stellar 520 (Mi-520)
-
SAR EU
Mi-506 Stellar Mettle Icon
-
Stellar 520 (Mi-520)
0.82 W/kg (head)