Screen size
equal specsA510s4.0"
Q520s4.0"
Quick verdict
A510s leads the measured specs 5-1.
Measured wins
A510s
5
spec wins
Overall winner
Ties
10
equal specs
Q520s
1
spec wins
Screen size
equal specsTechnology
A510s
GSM / HSPA
Q520s
GSM / HSPA
2G bands
A510s
GSM 900 / 1800 - SIM 1 & SIM 2
Q520s
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
A510s
HSDPA 2100
Q520s
HSDPA 2100
Speed
A510s
HSPA 21.1/5.76 Mbps
Q520s
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
equal specsRAM
Storage
equal specsMain camera
equal specsFront camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
HSPA 21.1/5.76 Mbps
Announced
A510s
2014, March. Released 2014, March
Q520s
2015, January. Released 2015, January
Status
A510s
Discontinued
Q520s
Discontinued
Dimensions
A510s
128 x 63 x 9 mm (5.04 x 2.48 x 0.35 in)
Q520s
-
Weight
A510s
120 g (4.23 oz)
Q520s
-
SIM
A510s
Dual SIM
Q520s
Dual SIM
Type
A510s
IPS LCD
Q520s
IPS LCD
Size
A510s
4.0 inches, 44.1 cm2 (~54.7% screen-to-body ratio)
Q520s
4.0 inches, 45.5 cm2
Resolution
A510s
480 x 854 pixels, 16:9 ratio (~245 ppi density)
Q520s
480 x 800 pixels, 5:3 ratio (~233 ppi density)
OS
A510s
Android 4.2 (Jelly Bean)
Q520s
Android 4.4.2 (KitKat)
Chipset
A510s
Mediatek MT6572 (28 nm)
Q520s
Mediatek MT6582M (28 nm)
CPU
A510s
Dual-core 1.3 GHz Cortex-A7
Q520s
Quad-core 1.3 GHz Cortex-A7
GPU
A510s
Mali-400
Q520s
Mali-400MP2
Card slot
A510s
microSDHC
Q520s
microSDHC
Internal
A510s
4GB 1GB RAM
Q520s
4GB 512MB RAM
Single
A510s
5 MP
Q520s
5 MP
Features
A510s
LED flash, panorama
Q520s
LED flash, panorama, HDR
Video
A510s
720p@30fps
Q520s
Yes
Single
A510s
VGA
Q520s
VGA
Video
A510s
Q520s
Loudspeaker
A510s
Yes
Q520s
Yes
3.5mm jack
A510s
Yes
Q520s
Yes
WLAN
A510s
Wi-Fi 802.11 b/g/n, hotspot
Q520s
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
A510s
4.0, A2DP
Q520s
4.0, A2DP
Positioning
A510s
GPS
Q520s
GPS
NFC
A510s
No
Q520s
No
Radio
A510s
FM radio
Q520s
FM radio
USB
A510s
microUSB 2.0
Q520s
microUSB 2.0
Sensors
A510s
Accelerometer, proximity
Q520s
Accelerometer, proximity
Type
A510s
Li-Ion 1400 mAh, removable
Q520s
Li-Po 1820 mAh, removable
Stand-by
A510s
Up to 424 h (2G) / Up to 416 h (3G)
Q520s
Up to 610 h (2G) / Up to 527 h (3G)
Talk time
A510s
Up to 13 h (2G) / Up to 6 h 40 min (3G)
Q520s
Up to 19 h (2G) / Up to 11 h (3G)
Colors
A510s
Silver
Q520s
Black, White
Price
A510s
About 100 EUR
Q520s
-