Screen size
equal specsAR505.0"
S15.0"
Quick verdict
S1 leads the measured specs 11-0.
Measured wins
AR50
0
spec wins
Ties
6
equal specs
S1
11
spec wins
Overall winner
Screen size
equal specsTechnology
AR50
GSM / HSPA
S1
GSM / HSPA
2G bands
AR50
GSM 900 / 1800 - SIM 1 & SIM 2
S1
GSM 900 / 1800 - SIM 1 & SIM 2
3G bands
AR50
HSDPA 2100
S1
HSDPA 2100
Speed
AR50
HSPA
S1
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front 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
HSPA
Announced
AR50
2013, December. Released 2013, December
S1
2014, February. Released 2014, February
Status
AR50
Discontinued
S1
Discontinued
Dimensions
AR50
144.3 x 73.4 x 9.8 mm (5.68 x 2.89 x 0.39 in)
S1
144 x 71 x 8.9 mm (5.67 x 2.80 x 0.35 in)
Weight
AR50
140 g (4.94 oz)
S1
137 g (4.83 oz)
SIM
AR50
Dual SIM
S1
Dual SIM
Type
AR50
TFT
S1
IPS LCD
Size
AR50
5.0 inches, 68.9 cm2 (~65.1% screen-to-body ratio)
S1
5.0 inches, 68.9 cm2 (~67.4% screen-to-body ratio)
Resolution
AR50
540 x 960 pixels, 16:9 ratio (~220 ppi density)
S1
1080 x 1920 pixels, 16:9 ratio (~441 ppi density)
OS
AR50
Android 4.2.2 (Jelly Bean)
S1
Android 4.2.1 (Jelly Bean)
CPU
AR50
Dual-core 1.2 GHz
S1
Quad-core 1.5 GHz
Card slot
AR50
microSDHC (dedicated slot)
S1
microSDHC (dedicated slot)
Internal
AR50
4GB 512MB RAM
S1
16GB 1GB RAM
Single
AR50
5 MP
S1
13 MP, AF
Video
AR50
Yes
S1
Yes
Features
AR50
-
S1
LED flash
Single
AR50
Yes
S1
8 MP
Video
AR50
S1
Loudspeaker
AR50
Yes
S1
Yes
3.5mm jack
AR50
Yes
S1
Yes
WLAN
AR50
Wi-Fi 802.11 b/g/n, hotspot
S1
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
AR50
3.0, A2DP
S1
4.0, A2DP
Positioning
AR50
No
S1
GPS
NFC
AR50
No
S1
No
Radio
AR50
FM radio
S1
FM radio
USB
AR50
microUSB 2.0
S1
microUSB 2.0
Sensors
AR50
Accelerometer, proximity
S1
Accelerometer, proximity
Type
AR50
Li-Ion 2000 mAh battery
S1
Li-Ion 2300 mAh battery
Colors
AR50
White
S1
Black
SAR EU
AR50
0.85 W/kg (head) 0.93 W/kg (body)
S1
-
Price
AR50
About 60 EUR
S1
-