Screen size
equal specsCharm1.8"
Rock Bold1.8"
Quick verdict
Rock Bold leads the measured specs 3-1.
Measured wins
Charm
1
spec wins
Ties
7
equal specs
Rock Bold
3
spec wins
Overall winner
Screen size
equal specsTechnology
Charm
GSM
Rock Bold
GSM
2G bands
Charm
GSM 850 / 900 / 1800 / 1900 - SIM 1, GSM 850 / 900 / 1800 / 1900 - SIM 2
Rock Bold
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
GPRS
Charm
Class 10
Rock Bold
Class 10
EDGE
Charm
No
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
equal specsCPU 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
equal specsSD card
equal specsStereo speakers
Rock Bold
No
Announced
Charm
2012, October. Released 2012, October
Rock Bold
2013. Released 2013
Status
Charm
Discontinued
Rock Bold
Discontinued
Dimensions
Charm
92 x 43.5 x 20.8 mm (3.62 x 1.71 x 0.82 in)
Rock Bold
103.2 x 45.2 x 14.5 mm (4.06 x 1.78 x 0.57 in)
Weight
Charm
-
Rock Bold
46 g (w/out battery) (1.62 oz)
SIM
Charm
Dual SIM (Mini-SIM)
Rock Bold
Dual SIM (Mini-SIM)
Other
Charm
Flashlight
Rock Bold
Flashlight
Type
Charm
TFT
Rock Bold
TFT
Size
Charm
1.8 inches, 10.2 cm2 (~25.5% screen-to-body ratio)
Rock Bold
1.8 inches, 10.2 cm2 (~21.9% screen-to-body ratio)
Resolution
Charm
128 x 160 pixels (~114 ppi density)
Rock Bold
128 x 160 pixels (~114 ppi density)
Card slot
Charm
microSDHC (dedicated slot)
Rock Bold
microSD (dedicated slot)
Phonebook
Charm
200 contacts
Rock Bold
500 contacts
Call records
Charm
Yes
Rock Bold
20 dialed, 20 received, 20 missed calls
Single
Charm
VGA
Rock Bold
1.3 MP
Video
Charm
No
Rock Bold
Yes
Other
Charm
No
Rock Bold
No
Loudspeaker
Charm
Yes
Rock Bold
Yes
3.5mm jack
Charm
No
Rock Bold
No
WLAN
Charm
No
Rock Bold
No
Bluetooth
Charm
Yes
Rock Bold
No
Positioning
Charm
No
Rock Bold
No
NFC
Charm
No
Rock Bold
No
Radio
Charm
Stereo FM radio
Rock Bold
Stereo FM radio
USB
Charm
miniUSB (charging only)
Rock Bold
miniUSB (charging only)
Sensors
Charm
Rock Bold
Messaging
Charm
SMS, MMS
Rock Bold
SMS, MMS
Games
Charm
Yes
Rock Bold
No
Java
Charm
No
Rock Bold
No
Other
Charm
MP3/MP4 player Predictive text input
Rock Bold
MP3/MP4 player Predictive text input
Type
Charm
Li-Ion 800 mAh, removable
Rock Bold
Li-Ion 700 mAh, removable
Stand-by
Charm
Up to 150 h
Rock Bold
Up to 180 h
Talk time
Charm
Up to 7 h
Rock Bold
Up to 6 h
Colors
Charm
Black, Red, Silver, Blue, Pink
Rock Bold
Black, White, Red, Blue