Screen size
i7253.0"
s4009 CrystalWinner: 4.0"+25%
Quick verdict
s4009 Crystal leads the measured specs 13-1.
Measured wins
i725
1
spec wins
Ties
2
equal specs
s4009 Crystal
13
spec wins
Overall winner
Screen size
Technology
i725
GSM
s4009 Crystal
GSM / HSPA
2G bands
i725
GSM 850 / 900 / 1800 / 1900
s4009 Crystal
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
GPRS
i725
Yes
s4009 Crystal
-
EDGE
i725
Yes
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
3.5mm jack
SD card
equal specsStereo speakers
-
3G bands
i725
-
s4009 Crystal
HSDPA 850 / 1900 / 2100
Speed
i725
-
s4009 Crystal
HSPA 21.1/5.76 Mbps
Announced
i725
2011, Q2
s4009 Crystal
2017, June. Released 2017, June
Status
i725
Discontinued
s4009 Crystal
Discontinued
Dimensions
i725
107 x 57 x 11.8 mm (4.21 x 2.24 x 0.46 in)
s4009 Crystal
127 x 66 x 10.7 mm (5.0 x 2.60 x 0.42 in)
Weight
i725
106 g (3.74 oz)
s4009 Crystal
-
Keyboard
i725
QWERTY
s4009 Crystal
-
SIM
i725
Mini-SIM
s4009 Crystal
Dual SIM (Mini-SIM/ Micro-SIM, dual stand-by)
Type
i725
TFT
s4009 Crystal
TFT
Size
i725
3.0 inches, 27.9 cm2 (~45.7% screen-to-body ratio)
s4009 Crystal
4.0 inches, 45.5 cm2 (~54.3% screen-to-body ratio)
Resolution
i725
240 x 320 pixels, 4:3 ratio (~133 ppi density)
s4009 Crystal
480 x 800 pixels, 5:3 ratio (~233 ppi density)
Card slot
i725
microSDHC (dedicated slot)
s4009 Crystal
microSDXC
Phonebook
i725
Yes
s4009 Crystal
-
Call records
i725
Yes
s4009 Crystal
-
Internal
i725
80MB
s4009 Crystal
8GB 512MB RAM
Single
i725
2 MP
s4009 Crystal
5 MP, f/2.4
Video
i725
Yes
s4009 Crystal
720p@30fps
Features
i725
-
s4009 Crystal
LED flash, panorama
Other
i725
No
s4009 Crystal
-
Single
i725
-
s4009 Crystal
2 MP
Video
i725
-
s4009 Crystal
Loudspeaker
i725
Yes
s4009 Crystal
Yes
3.5mm jack
i725
-
s4009 Crystal
Yes
WLAN
i725
Wi-Fi 802.11 b/g/n
s4009 Crystal
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
i725
2.0, A2DP
s4009 Crystal
4.0, A2DP, LE
Positioning
i725
No
s4009 Crystal
GPS
Radio
i725
FM radio
s4009 Crystal
Stereo FM radio
USB
i725
1.2
s4009 Crystal
microUSB 2.0
NFC
i725
-
s4009 Crystal
No
Sensors
i725
s4009 Crystal
Accelerometer
Messaging
i725
SMS, MMS, Email
s4009 Crystal
-
Games
i725
Yes
s4009 Crystal
-
Java
i725
s4009 Crystal
-
Other
i725
MP3/MP4/3GP player Organizer Predictive text input
s4009 Crystal
-
Type
i725
Removable Li-Ion 700 mAh battery
s4009 Crystal
Li-Ion 1200 mAh, removable
Stand-by
i725
-
s4009 Crystal
Up to 150 h (3G)
Talk time
i725
-
s4009 Crystal
Up to 4 h (3G)
Colors
i725
Black
s4009 Crystal
Black/Gold
SAR
i725
-
s4009 Crystal
1.13 W/kg (head) 0.81 W/kg (body)
OS
i725
-
s4009 Crystal
Android 6.0 (Marshmallow)
Chipset
i725
-
s4009 Crystal
Mediatek MT6570 (28 nm)
CPU
i725
-
s4009 Crystal
Dual-core 1.3 GHz Cortex-A7
GPU
i725
-
s4009 Crystal
Mali-400