Screen size
D6151.8"
D720Winner: 1.9"+5.3%
Quick verdict
D720 leads the measured specs 4-3.
Measured wins
D615
3
spec wins
Ties
3
equal specs
D720
4
spec wins
Overall winner
Screen size
Technology
D615
GSM
D720
GSM
2G bands
D615
GSM 900 / 1800
D720
GSM 900 / 1800
GPRS
D615
Class 12
D720
Class 12
EDGE
D615
No
D720
No
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
equal specsSD card
equal specsStereo speakers
Announced
D615
2007
D720
2007
Status
D615
Discontinued
D720
Discontinued
Dimensions
D615
105 x 45.6 x 12.2 mm (4.13 x 1.80 x 0.48 in)
D720
100 x 46 x 15.9 mm (3.94 x 1.81 x 0.63 in)
Weight
D615
82 g (2.89 oz)
D720
93 g (3.28 oz)
SIM
D615
Mini-SIM
D720
Mini-SIM
Type
D615
TFT, 65K colors
D720
TFT, 260K colors
Size
D615
1.8 inches, 10.2 cm2 (~21.3% screen-to-body ratio)
D720
1.9 inches, 11.4 cm2 (~24.7% screen-to-body ratio)
Resolution
D615
128 x 160 pixels (~114 ppi density)
D720
176 x 220 pixels (~148 ppi density)
Card slot
D615
microSD (dedicated slot)
D720
miniSD
Phonebook
D615
Yes
D720
Yes
Call records
D615
20 dialed, 20 received, 20 missed calls
D720
20 dialed, 20 received, 20 missed calls
Internal
D615
60MB
D720
60MB
Single
D615
1.3 MP
D720
2 MP
Video
D615
Yes
D720
Yes
Other
D615
No
D720
No
Loudspeaker
D615
Yes
D720
Yes
Alert types
D615
Vibration; Downloadable polyphonic, MP3 ringtones
D720
Vibration; Downloadable polyphonic, MP3 ringtones
3.5mm jack
D615
No
D720
No
WLAN
D615
No
D720
No
Bluetooth
D615
Yes
D720
No
Positioning
D615
No
D720
No
Radio
D615
FM radio
D720
FM radio
USB
D615
Proprietary
D720
Proprietary
Sensors
D615
D720
Messaging
D615
SMS, EMS, MMS
D720
SMS, EMS, MMS
Browser
D615
WAP 2.0
D720
WAP 2.0
Games
D615
Yes
D720
Yes
Languages
D615
Chinese, English, French, Spanish, Portuguese, Hin
D720
-
Java
D615
Yes, MIDP 2.0
D720
Yes, MIDP 2.0
Other
D615
MP3 player, MP4 player Voice memo Data/Fax Modem
D720
MP3/ MP4 player Voice memo Data/ Fax Modem FR,HR,EFR,AMR voice codecs Languages: Chinese, English, French, Spanish, Portuguese, Hindi
Type
D615
Removable Li-Ion 650 mAh battery
D720
Removable Li-Ion 700 mAh battery
Stand-by
D615
Up to 140 h
D720
Up to 120 h
Talk time
D615
Up to 4 h
D720
Up to 4 h
Colors
D615
Soft-touch Grey, Shining Blue
D720
Silver, Green, Blue