Screen size
i121C1.8"
s4009 CrystalWinner: 4.0"+56%
Quick verdict
s4009 Crystal leads the measured specs 12-1.
Measured wins
i121C
1
spec wins
Ties
3
equal specs
s4009 Crystal
12
spec wins
Overall winner
Screen size
Technology
i121C
GSM
s4009 Crystal
GSM / HSPA
2G bands
i121C
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
s4009 Crystal
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
GPRS
i121C
Yes
s4009 Crystal
-
EDGE
i121C
No
s4009 Crystal
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
5G support
equal specsNFC
equal specs3.5mm jack
SD card
equal specsStereo speakers
-
3G bands
i121C
-
s4009 Crystal
HSDPA 850 / 1900 / 2100
Speed
i121C
-
s4009 Crystal
HSPA 21.1/5.76 Mbps
Announced
i121C
2013. Released 2013
s4009 Crystal
2017, June. Released 2017, June
Status
i121C
Discontinued
s4009 Crystal
Discontinued
Dimensions
i121C
109 x 44 x 13 mm (4.29 x 1.73 x 0.51 in)
s4009 Crystal
127 x 66 x 10.7 mm (5.0 x 2.60 x 0.42 in)
Weight
i121C
65 g (2.29 oz)
s4009 Crystal
-
SIM
i121C
Dual SIM (Mini-SIM)
s4009 Crystal
Dual SIM (Mini-SIM/ Micro-SIM, dual stand-by)
Other
i121C
Flashlight
s4009 Crystal
-
Type
i121C
TFT
s4009 Crystal
TFT
Size
i121C
1.77 inches, 9.9 cm2 (~20.6% screen-to-body ratio)
s4009 Crystal
4.0 inches, 45.5 cm2 (~54.3% screen-to-body ratio)
Resolution
i121C
128 x 160 pixels (~116 ppi density)
s4009 Crystal
480 x 800 pixels, 5:3 ratio (~233 ppi density)
Card slot
i121C
microSDHC (dedicated slot)
s4009 Crystal
microSDXC
Phonebook
i121C
Yes
s4009 Crystal
-
Call records
i121C
Yes
s4009 Crystal
-
Internal
i121C
-
s4009 Crystal
8GB 512MB RAM
Single
i121C
VGA
s4009 Crystal
5 MP, f/2.4
Video
i121C
No
s4009 Crystal
720p@30fps
Features
i121C
-
s4009 Crystal
LED flash, panorama
Other
i121C
No
s4009 Crystal
-
Single
i121C
-
s4009 Crystal
2 MP
Video
i121C
-
s4009 Crystal
Loudspeaker
i121C
Yes
s4009 Crystal
Yes
3.5mm jack
i121C
-
s4009 Crystal
Yes
WLAN
i121C
No
s4009 Crystal
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
i121C
2.0
s4009 Crystal
4.0, A2DP, LE
Positioning
i121C
No
s4009 Crystal
GPS
NFC
i121C
No
s4009 Crystal
No
Radio
i121C
FM radio
s4009 Crystal
Stereo FM radio
USB
i121C
miniUSB
s4009 Crystal
microUSB 2.0
Sensors
i121C
s4009 Crystal
Accelerometer
Messaging
i121C
SMS
s4009 Crystal
-
Games
i121C
No
s4009 Crystal
-
Java
i121C
No
s4009 Crystal
-
Other
i121C
MP3 player
s4009 Crystal
-
Type
i121C
Li-Ion 650 mAh, removable
s4009 Crystal
Li-Ion 1200 mAh, removable
Stand-by
i121C
-
s4009 Crystal
Up to 150 h (3G)
Talk time
i121C
-
s4009 Crystal
Up to 4 h (3G)
Colors
i121C
Black, Dark blue, Light blue, Lime, Green, Yellow, Red
s4009 Crystal
Black/Gold
SAR
i121C
-
s4009 Crystal
1.13 W/kg (head) 0.81 W/kg (body)
OS
i121C
-
s4009 Crystal
Android 6.0 (Marshmallow)
Chipset
i121C
-
s4009 Crystal
Mediatek MT6570 (28 nm)
CPU
i121C
-
s4009 Crystal
Dual-core 1.3 GHz Cortex-A7
GPU
i121C
-
s4009 Crystal
Mali-400