Screen size
equal specsA1155.0"
S15.0"
Quick verdict
S1 leads the measured specs 11-0.
Measured wins
A115
0
spec wins
Ties
6
equal specs
S1
11
spec wins
Overall winner
Screen size
equal specsTechnology
A115
GSM / HSPA
S1
GSM / HSPA
2G bands
A115
GSM 900 / 1800 - SIM 1 & SIM 2
S1
GSM 900 / 1800 - SIM 1 & SIM 2
3G bands
A115
HSDPA 2100
S1
HSDPA 2100
Speed
A115
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
A115
2014. Released 2014
S1
2014, February. Released 2014, February
Status
A115
Discontinued
S1
Discontinued
Dimensions
A115
148 x 74 x 9.3 mm (5.83 x 2.91 x 0.37 in)
S1
144 x 71 x 8.9 mm (5.67 x 2.80 x 0.35 in)
Weight
A115
164 g (5.78 oz)
S1
137 g (4.83 oz)
SIM
A115
Dual SIM (Mini-SIM)
S1
Dual SIM
Type
A115
IPS LCD
S1
IPS LCD
Size
A115
5.0 inches, 68.9 cm2 (~62.9% screen-to-body ratio)
S1
5.0 inches, 68.9 cm2 (~67.4% screen-to-body ratio)
Resolution
A115
480 x 854 pixels, 16:9 ratio (~196 ppi density)
S1
1080 x 1920 pixels, 16:9 ratio (~441 ppi density)
OS
A115
Android 4.2.2 (Jelly Bean)
S1
Android 4.2.1 (Jelly Bean)
Chipset
A115
Mediatek MT6582 (28 nm)
S1
-
CPU
A115
Quad-core 1.3 GHz Cortex-A7
S1
Quad-core 1.5 GHz
GPU
A115
Mali-400MP2
S1
-
Card slot
A115
microSDXC
S1
microSDHC (dedicated slot)
Internal
A115
4GB 512MB RAM
S1
16GB 1GB RAM
Single
A115
8 MP
S1
13 MP, AF
Video
A115
Yes
S1
Yes
Features
A115
-
S1
LED flash
Single
A115
1.3 MP
S1
8 MP
Video
A115
S1
Loudspeaker
A115
Yes
S1
Yes
3.5mm jack
A115
Yes
S1
Yes
WLAN
A115
Wi-Fi 802.11 b/g/n, hotspot
S1
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
A115
2.0
S1
4.0, A2DP
Positioning
A115
No
S1
GPS
NFC
A115
No
S1
No
Radio
A115
FM radio
S1
FM radio
USB
A115
microUSB 2.0
S1
microUSB 2.0
Sensors
A115
Accelerometer, proximity
S1
Accelerometer, proximity
Type
A115
Li-Ion 2000 mAh, removable
S1
Li-Ion 2300 mAh battery
Stand-by
A115
Up to 360 h (3G)
S1
-
Talk time
A115
Up to 18 h (3G)
S1
-
Colors
A115
Black, White
S1
Black
SAR EU
A115
0.84 W/kg (head) 0.91 W/kg (body)
S1
-