Screen size
equal specsSmart Flo 503 (Mi-503)5.0"
Stellar 520 (Mi-520)5.0"
Quick verdict
Stellar 520 (Mi-520) leads the measured specs 5-1.
Measured wins
Smart Flo 503 (Mi-503)
1
spec wins
Ties
11
equal specs
Stellar 520 (Mi-520)
5
spec wins
Overall winner
Screen size
equal specsTechnology
Smart Flo 503 (Mi-503)
GSM
Stellar 520 (Mi-520)
GSM / HSPA
2G bands
Smart Flo 503 (Mi-503)
GSM 900 / 1800 - SIM 1 & SIM 2
Stellar 520 (Mi-520)
GSM 850 / 900 / 1800 / 1900
GPRS
Smart Flo 503 (Mi-503)
Class 12
Stellar 520 (Mi-520)
-
EDGE
Smart Flo 503 (Mi-503)
Class 12
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
equal specsRAM
Storage
equal specsMain camera
equal specsFront camera
equal specsBattery
equal specsWired 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 520 (Mi-520)
-
3G bands
Smart Flo 503 (Mi-503)
-
Stellar 520 (Mi-520)
HSDPA 2100
Speed
Smart Flo 503 (Mi-503)
-
Stellar 520 (Mi-520)
HSPA 21.1/5.76 Mbps
Announced
Smart Flo 503 (Mi-503)
2014, August. Released 2014, August
Stellar 520 (Mi-520)
2014, July. Released 2014, July
Status
Smart Flo 503 (Mi-503)
Discontinued
Stellar 520 (Mi-520)
Discontinued
Dimensions
Smart Flo 503 (Mi-503)
150.4 x 74.8 x 9.8 mm (5.92 x 2.94 x 0.39 in)
Stellar 520 (Mi-520)
145 x 72.8 x 8.5 mm (5.71 x 2.87 x 0.33 in)
Weight
Smart Flo 503 (Mi-503)
180 g (6.35 oz)
Stellar 520 (Mi-520)
156 g (5.50 oz)
SIM
Smart Flo 503 (Mi-503)
Dual SIM (Mini-SIM/ Micro-SIM)
Stellar 520 (Mi-520)
Mini-SIM
Type
Smart Flo 503 (Mi-503)
IPS LCD, 256K colors
Stellar 520 (Mi-520)
IPS LCD
Size
Smart Flo 503 (Mi-503)
5.0 inches, 68.9 cm2 (~61.2% screen-to-body ratio)
Stellar 520 (Mi-520)
5.0 inches, 68.9 cm2 (~65.3% screen-to-body ratio)
Resolution
Smart Flo 503 (Mi-503)
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
Smart Flo 503 (Mi-503)
Android 4.4.2 (KitKat)
Stellar 520 (Mi-520)
Android 4.4.2 (KitKat)
Chipset
Smart Flo 503 (Mi-503)
Mediatek MT6571 (28 nm)
Stellar 520 (Mi-520)
Mediatek MT6582 (28 nm)
CPU
Smart Flo 503 (Mi-503)
Dual-core 1.3 GHz Cortex-A7
Stellar 520 (Mi-520)
Quad-core 1.3 GHz Cortex-A7
GPU
Smart Flo 503 (Mi-503)
Mali-400
Stellar 520 (Mi-520)
Mali-400MP2
Card slot
Smart Flo 503 (Mi-503)
microSDHC
Stellar 520 (Mi-520)
microSDHC (dedicated slot)
Internal
Smart Flo 503 (Mi-503)
4GB 512MB RAM
Stellar 520 (Mi-520)
4GB 1GB RAM
Single
Smart Flo 503 (Mi-503)
8 MP, AF
Stellar 520 (Mi-520)
8 MP, AF
Features
Smart Flo 503 (Mi-503)
LED flash, panorama
Stellar 520 (Mi-520)
LED flash, panorama, HDR
Video
Smart Flo 503 (Mi-503)
720p@30fps
Stellar 520 (Mi-520)
Yes
Single
Smart Flo 503 (Mi-503)
2 MP
Stellar 520 (Mi-520)
2 MP
Video
Smart Flo 503 (Mi-503)
Stellar 520 (Mi-520)
Loudspeaker
Smart Flo 503 (Mi-503)
Yes
Stellar 520 (Mi-520)
Yes
3.5mm jack
Smart Flo 503 (Mi-503)
Yes
Stellar 520 (Mi-520)
Yes
WLAN
Smart Flo 503 (Mi-503)
Wi-Fi 802.11 b/g/n, hotspot
Stellar 520 (Mi-520)
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
Smart Flo 503 (Mi-503)
4.0, A2DP, EDR
Stellar 520 (Mi-520)
3.0, A2DP, EDR
Positioning
Smart Flo 503 (Mi-503)
GPS
Stellar 520 (Mi-520)
GPS
NFC
Smart Flo 503 (Mi-503)
No
Stellar 520 (Mi-520)
No
Radio
Smart Flo 503 (Mi-503)
FM radio
Stellar 520 (Mi-520)
FM radio
USB
Smart Flo 503 (Mi-503)
microUSB 2.0
Stellar 520 (Mi-520)
microUSB 2.0
Sensors
Smart Flo 503 (Mi-503)
Accelerometer, proximity
Stellar 520 (Mi-520)
Accelerometer, proximity
Type
Smart Flo 503 (Mi-503)
Li-Ion 2000 mAh battery
Stellar 520 (Mi-520)
Li-Ion 2000 mAh battery
Stand-by
Smart Flo 503 (Mi-503)
Up to 200 h
Stellar 520 (Mi-520)
Up to 200 h
Talk time
Smart Flo 503 (Mi-503)
Up to 5 h
Stellar 520 (Mi-520)
Up to 4 h
Music play
Smart Flo 503 (Mi-503)
Up to 30 h
Stellar 520 (Mi-520)
Up to 20 h
Colors
Smart Flo 503 (Mi-503)
White, Gray
Stellar 520 (Mi-520)
Red/Yellow
SAR EU
Smart Flo 503 (Mi-503)
0.82 W/kg (head)
Stellar 520 (Mi-520)
0.82 W/kg (head)